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Snoqualmie Pass Rockslide Updates

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1:00 p.m., Friday December 16, 2005

Last update for the project
At noon today the last of the damaged centerline barrier was replaced with new barrier, and the roadway was back to normal with four lanes available for travelers.

WSDOT thanks the traveling public for their patience and their interest during the course of this emergency contract to stabilize the rock face just east of the snowshed.  The project and the web updates generated a great deal of interest, as demonstrated by the many emailed comments and suggestions we received.

"I think you guys are doing a really great job on keeping the public informed and updated on what wsdot is doing to solve the problem and protect drivers. The website info and photos are very helpful. Keep up the great work and tell the workers that we all really appreciate their efforts."

"The closure was not good news, but I really appreciated the reader boards (for example, at SR395) informing drivers of the problem; and the 5-1-1 messages, which really helped us."

"YOU SHOULD OPEN ONLY FOR TRUCKS! YOU COULD STILL WORK ON THE PROBLEM. KEEP THE PUBLIC SAFE!!"

"Those who have worked to keep the road clear and the route open should be highly commended. They all are doing an excellent job. It is all too easy to criticize when things go wrong, but I think when things are done well, we need to remember to thank those who have done well. My heartfelt thanks to you all."

"The rock slide is preventing me from meeting with clients in Seattle. Some of this is being bridged via conf calls, but there is nothing better than meeting with clients face to face. Being self employed, this is a large impact."

"I'm sure glad you have one lane each way open, even with the wait, it is sure a lot easier on my budget to go Snoqualmie."

"Please keep up the good safe work, and take as much time as you need. Your web site photos and updates are outstanding. Our DOT can be proud of you efforts."

"Thanks for keeping information up to date on your web page. Communication is key."

"The detail about what's being done makes me feel involved and admiring of all those braving the cold and freezing weather, and grateful for their courage in tackling this. A good way to let us know how those tax dollars are being spent, and a good way to let us feel grateful. Thanks!"

Thanks again for your interest in this project.


3:00 p.m., Thursday, December 15, 2005

Rockslide Wrap Up
The single lane closures in each direction will be open to traffic by 7:00 p.m.  A single left lane closure in each direction will be in effect again tomorrow morning starting at 5:30 a.m., and pending weather conditions, all four lanes of I-90 should be fully open to traffic by tomorrow afternoon. Pavement Surface Control will be removing signs and barrels on Friday and Saturday, but should not affect travelers.

The Project Summary page (pdf 90 kb) is loaded with interesting facts on this emergency repair project.

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9:00 a.m., Thursday, December 15, 2005

Barrier Replacement Continues
A single left lane closure in each direction is in effect again today as workers continue replacing centerline concrete barrier. Crews completed half of the barrier replacement yesterday, and hope to be completely finished at the end of today.

Temperatures this morning are approximately 12 degrees and traffic is flowing smoothly.  Skies are overcast with a little low fog, and WSDOT crews have applied chemical de-icer to the roadway.  Remember to check the pass reports before you travel.
  
The Project Summary page (pdf 90 kb) is loaded with interesting facts on this emergency repair project.

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4:00 p.m., Wednesday, December 14, 2005

Barrier Replacement Continues; traffic flowing smoothly
WSDOT and Pavement Surface Control worked under a single left lane closure in each direction today to replace damaged centerline concrete barrier. Crews have replaced nearly 250 feet of the 500 feet of barrier requiring replacement. The Contractor will begin picking up the single lane closures at 5:00 p.m. today and anticipate opening I-90 to all four lanes by 7:00 p.m. tonight. WSDOT has planned single left lane closures in both directions beginning early tomorrow morning and lasting throughout the day. Temperatures remain in the mid-20's, traffic is flowing smoothly, and no backups are expected. WSDOT provides Mountain Pass Reports for current pass conditions, weather, and vehicle restrictions. Remember to check the pass reports before you travel.

Photos from the jobsite  
Be sure to visit the photo page for new photos that have been taken highlighting the construction progress.

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8:45 a.m., Wednesday, December 14, 2005

WSDOT and Pavement Surface Control begin barrier replacement
WSDOT has planned single left lane closures in both directions beginning early this morning and lasting throughout the day. Pavement Surface Control will be onsite today to replace 500 feet of damaged centerline concrete barrier. The oversize load restrictions on Snoqualmie Pass have been lifted in both directions. Please watch for electronic speed limit signs above the roadway for appropriate speed through the workzone.

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4:00 p.m., Tuesday, December 13, 2005

Wilder Construction removing equipment from jobsite
Today, Wilder Construction has been removing their equipment from the work zone. Both manlifts have been removed and the office trailer will be removed from the site this afternoon. Tomorrow, Pavement Surface Control will begin replacing 500 feet of damaged centerline concrete barrier. WSDOT has planned single left lane closures in both directions beginning early tomorrow and lasting throughout the workday.

Beautiful working conditions on Snoqualmie Pass today
WSDOT inspectors report that it was a beautiful day on Snoqualmie Pass today with temperatures reaching the upper 30's; temperatures higher than all of eastern Washington. WSDOT provides Mountain Pass Reports for current pass conditions, weather, and vehicle restrictions. Remember to check the pass reports before you travel.

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8:30 a.m., Tuesday, December 13, 2005

Centerline concrete barriers reset; three lanes open
Early this morning, WSDOT crews reset the centerline concrete barriers. As a result, both eastbound lanes and one westbound lane are now open to traffic. A single right lane closure is still in effect for westbound traffic. Safety work, including securing the cable net slope protection and replacing the damaged centerline barrier components will continue for the next several days, requiring single lane closures. Tomorrow morning, WSDOT has planned single left lane closures in each direction to replace 500 feet of damaged concrete barrier. Temperatures this morning are in the low 30's and crews continue to work long shifts to complete this project.

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4:15 p.m., Monday, December 12, 2005

Three Lanes Opening on the Morning of December 13
Early tomorrow morning, WSDOT plans short duration closures of I-90. During the closures, WSDOT crews will reset the centerline concrete barriers in order to open both eastbound lanes and one westbound lane to traffic.

Live Web Cameras have been removed
The "Smart Zone Work Trailer" that provided real time camera images of the rockslide repair project was removed from the work zone today.

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9:30 a.m., Monday, December 12, 2005

Three Lanes Opening on the Morning of December 13, Safety-Related Work Continues
WSDOT contractor Wilder Construction has reached a milestone in the five week repair effort to the rock face east of the Snoqualmie Pass snowshed following the November 6 rockslide. In the early-morning hours of Tuesday, December 13, WSDOT plans short duration closures of I-90. During the closures, WSDOT crews will reset the centerline concrete barriers used during the repair, in order to open both eastbound lanes and one westbound lane to traffic. Safety work, including securing cable net rock containment (mesh netting) on the slope and replacing damaged centerline barrier components, will continue for the next several days, requiring single lane closures.  

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8:15 a.m., Monday, December 12, 2005

Wilder working on cable net slope protection; Russell Crane leaving job
Today, Wilder Construction will continue working on the cable net slope protection. The Contractor will continue installing cables, cross-ties, and weaving sections of the cable net together, working from the manlift. These items will complete the anchoring and securing of the cable net slope protection. Russell Crane is leaving the jobsite today as the crane is no longer needed. Working conditions remain freezing as crews work under clear skies and temperatures in the mid-teens.

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4:15 p.m., Sunday, December 11, 2005

Sunny skies, cold temperatures
Word from WSDOT's inspector and Wilder's crew is that the sun was shining today, but the weather at the job site was cold.  Despite wintery conditions, Wilder Construction, WSDOT's contractor, is close to completing the slope stabilization project. 

Progress on Sunday
The rock fall protection fence is no longer needed, and has been dismantled and returned to storage.  The contractor has completed stressing all the rock bolts.  The last section of cable net slope protection will be hanging on the slope by the end of the work day.  Tomorrow Wilder will continue installing cables, cross-ties and weaving sections of the cable net together, working from the manlift.  The crane is no longer needed and will leave the job site tomorrow.

The centerline median barrier will be reset later this week, depending on how work progresses. WSDOT anticipates moving the barrier during the late night/early morning hours when traffic volumes on I-90 are low.

Minimal backups
Sunday afternoon is a popular travel time for westbound I-90, and slight backups have been reported.  As long as the weather cooperates and there are no traffic incidents, WSDOT is not expecting any substantial traffic problems today.

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8:15 a.m., Sunday, December 11, 2005

Weekend recap
This weekend and continuing into next week, Wilder Construction and Russell Crane are working on the final phases of work. These phases include securing the cable net slope protection (mesh netting) on the rock face, tensioning the rock bolt anchors, removing the temporary rock fall protection fence, resetting the exisiting median barrier on centerline, and reopening all four lanes to traffic.

Wilder has one 48 foot x 72 foot section of netting remaining to hang today. Next week the crew will operate from the work platform of the manlift, completing the anchoring and securing of the cable net protection. The Contractor plans to remove the remaining rock fall protection fence from the jobsite this afternoon after this section of netting is in place.  Weather remains clear and very cold and morning traffic light.

Sunday traffic update
Traffic projections show minor backups for Sunday afternoon in the westbound direction only. Backups should be less than two miles in length as a worst case scenario. Motorists traveling west on Sunday might consider traveling before noon or after 6:00 pm to avoid moderate backups. Heavy snowfall or incidents could add to delays. WSDOT reminds motorists traveling over the mountains this weekend to visit the mountain pass reports for updated weather, road conditions, and vehicle restrictions.

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4:45 p.m., Saturday, December 10, 2005

Contractors busy with final phases of work; progress steady
Today, Wilder Construction and Russell Crane worked on securing the cable net slope protection (mesh netting) on the rock face, tensioning the rock bolt anchors, and removing the temporary rock fall protection fence. The Contractors have approximately 17,000 square feet of the slope to cover with slope protection netting. Currently, they are hanging the third section of netting; each section measuring 48 feet x 72 feet. Although cold, the weather cooperated on the jobsite today with temperatures reaching the mid twenties. Next week the crew will operate from the work platform of the manlift, completing the anchoring and securing of the cable net protection.

No signficant delays expected for this weekend
Motorists should not expect any significant backups over the mountain passes this weekend. Winter driving conditions can adversely affect this prediction, so be aware of the changing weather conditions on the passes. Get up to date pass information before you travel via the mountain pass reports.

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8:30 a.m., Saturday, December 10, 2005

Progress steady leading into busy weekend of work
Wilder Construction and Russell Crane are making steady progress on the remaining items of work heading into this weekend. Yesterday, the Contractors were able to successfully hang the first section of cable net protection (mesh netting) on the slope, a section measuring 48 feet x 72 feet. Once all the netting is in place, the remaining 160 feet of rockfall protection fence can be removed. Wilder Construction also continues tensioning the rock bolt anchors through this weekend.

Motorist work zone safety reminder
WSDOT reminds motorists traveling over the mountains this weekend to visit the mountain pass reports for updated weather, road conditions, and vehicle restrictions. Please help keep traffic moving by driving 35 mph through the work zone. Our crews report that some drivers are making backups worse by slowing down to look at the contruction work on the slope. Be aware of the changing weather conditions on the passes and be prepared for winter travel.

Snoqualmie Pass conditions
Currently, temperatures remain cold and make for extremely difficult working conditions for the Contractors. Roadways are bare and dry with ice in places and temperatures peaking in the mid teens.

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4:00 p.m., Friday, December 9, 2005

Final construction tasks underway
This weekend Wilder Construction and Russell Crane will hang the cable net protection (mesh netting) on the rock slope.  The slope protection material is laid out on the ground, adjacent sections are woven together, and then the netting is lifted onto the slope using the crane, which will be the last work for the crane. Next week the crew will operate from the work platform of the manlift, completing the anchoring and securing of the cable net protection.

Once the netting is in place, the remaining rockfall protection fence can be removed.  



The weekend forecast calls for mostly clear skies and temperatures in the mid-twenties to low thirties. Remember to check the mountain pass reports for updated weather, road conditions, and vehicle restrictions before you travel.

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8:00 a.m., Friday, December 9, 2005
Weekend construction plans
Wilder Construction and Russell Crane will work through the weekend as they begin installing the cable net slope protection (mesh netting). A work area has been setup to stretch out the wire mesh, weave sections together, then lift it onto the slope with the crane. Currently, a crew is working on the ground to lace the mesh netting together, while another crew works to stretch the backline out for the netting. Russell Crane fixed their crane onsite yesterday after temperatures as low as three degrees caused the crane to freeze up. Visit the photo page to view new photos from the construction project.

The weekend forecast calls for clear skies and temperatures in the mid-teens. Remember to check the mountain pass reports containing updated weather, road conditions, and vehicle restrictions before you travel.

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4:00 p.m., Thursday, December 8, 2005
Wilder Construction and Russell Crane work on final phases of the project
Wilder Construction shipped a full load of solid steel plates to Tumwater this afternoon. The steel plates, part of the protective fence at the east end of the project, weigh over 7000 pounds for each 8 foot x 20 foot section. Wilder worked on the ground today and continued tying the cable netting for the slope protection fence. 

Extremely cold working conditions limited Russell Crane's productivity today.  Temperatures were consistently in the low teens, while temperature with the wind chill reached as low as three degrees. These temperatures caused the crane to freeze up around 2:30 p.m. Mechanics arrived on the jobsite late this afternoon and hope to have the crane up and running for a full workday tomorrow. 

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9:00 a.m., Thursday, December 8, 2005
All lanes of Interstate 90 are open
WSDOT has completed avalanche control calibration work on Interstate 90 westbound. All lanes in both directions are open to traffic. Currently, Snoqualmie Pass is experiencing strong gusty winds west of the summit under clear skies, and temperatures in the low teens. For current pass conditions, visit the WSDOT Mountain Pass Reports webpage.

Russell Crane onsite
Russell Crane arrived on the jobsite this morning and plans to begin installing the cable netting for the slope protection fence.

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7:00 a.m., Thursday, December 8, 2005
I-90 westbound closed from 7:00 a.m. to 8:30 a.m. today
WSDOT has confirmed that avalanche control calibration work will happen today at 7:00 a.m. Westbound traffic will be stopped at milepost 52 and motorists should expect traffic to be delayed until 8:30 a.m. Eastbound traffic is unaffected by this closure. Travelers can check the WSDOT Snoqualmie Pass webpage for closure updates.

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4:00 p.m., Wednesday, December 7, 2005
Contractor begins assembling slope netting
Today, Wilder Construction continued installing the retaining plates on the face of the rock bolts. The Contractor also began assembling the mesh netting for the slope protection fence. No trucks were available to haul any protective rock fencing from the jobsite today. Weather remains cold and overcast and traffic volumes light to moderate.

Project is in final phases
Remaining work includes securing the cable net slope protection (mesh netting) on the rock face, tensioning the rock bolt anchors, removing the rest of the rockfall protection fance, and resetting the existing concrete centerline median barrier.

I-90 westbound closed tomorrow from 7:00 a.m. to 8:30 a.m.
Avalanche control calibration work is scheduled for westbound Interstate 90 at the Snoqualmie Pass summit, between 7:00 a.m. and 8:30 a.m. Thursday, December 8, 2005. WSDOT recommends motorists schedule their trips to avoid a 1 to 1 1/2 hour delay.

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1:00 p.m., Wednesday, December 7, 2005
I-90 westbound closed tomorrow from 7:00 a.m. to 8:30 a.m.
Avalanche control calibration work is scheduled for westbound Interstate 90 at the Snoqualmie Pass summit, between 7:00 a.m. and 8:30 a.m. Thursday, December 8, 2005.

WSDOT recommends motorists schedule their trips to avoid a 1 to 1 1/2 hour delay.

This work requires a clear line of sight to the target areas, and is dependent upon cloud cover and weather conditions. Travelers can check the WSDOT Snoqualmie Pass webpage after 3:00 a.m. tomorrow to confirm if the calibration work is cancelled for the day or is on schedule.

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9:00 a.m., Wednesday, December 7, 2005

Wire mesh netting arrives on the job; temporary protective fence to leave job
The wire mesh netting arrived on site this morning, and the Contractor will begin assembling it today before placing it on the rock face. Wilder's six man crew will also continue installing the retaining plates on the face of the the rock bolts today.  

Hopefully, portions of the protective rock fencing will be shipped back to Olympia today. The protective fence consists of 7000 pound, solid steel plates, that measure 8 feet x 20 feet x 1 inch thick; I-beams; connective hardware; wire mesh; and cables.  Three semi-trucks are required to haul each 180 foot section off the jobsite. 

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4:00 p.m., Tuesday, December 6, 2005

Wilder Construction finishes hauling rocks
This afternoon, Wilder Construction finished hauling rocks and debris from the jobsite. The Contractor is still working on installing the retaining plates around the rock bolts to complete the stabilization process. Wilder also removed two loads of temporary rock fencing from the work zone today.

Maintenance to deliver wire mesh tomorrow
WSDOT Maintenance crews will deliver the wire mesh to the jobsite tomorrow. The wire mesh will be placed over the face of the slope to catch any small rocks that may repeal the slope. Work conditions are difficult, remaining very cold and windy. Traffic is light to moderate and Snoqualmie Pass remains bare and dry with no traffic restrictions. Be prepared for winter driving conditions when traveling over the passes. Remember to check WSDOT mountain pass reports containing updated weather, road conditions and vehicle restrictions before you travel.

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8:30 a.m., Tuesday, December 6, 2005

Contractor continues hauling rocks
Wilder Construction will continue hauling rocks and debris from the work zone. They anticipate being done hauling by 12:00 noon today. Wilder will also continue putting the final retaining plates on the rockface.

The Contractor will remove 60 feet of rockfall protection fence on the east end of the project today. They will use two of the trucks used for hauling rocks to remove the fence from the jobsite. Currently, traffic is very light under broken clouds and 30 degrees.

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4:00 p.m., Monday, December 5, 2005

I-90 Rockslide Progress Recap
The Contractors have completed the drilling of 46 rock bolts: (2) 40 feet long, (18) 30 feet long, (26) 20 feet long, and 10 drain holes, thus completing all drilling operations. Work continues to place the final retaining plates today.

Remaining items of work include: hauling the remaining rock offsite followed by removal of the sand blanket, installing the wire mesh over the face of the slope, removing the rock fall fence, replacing any damaged pavement, and resetting centerline concrete barrier.

When all the rocks have been hauled from the site, a work area will be setup to stretch out the wire mesh, weave sections together, then lift it onto the slope with the crane. The wire mesh will take 4 to 5 days to install.

Our estimated date to have all lanes open to traffic is by the middle of next week. Intermittent lane closures will be necessary to complete the barrier, but this can be completed during times of lower traffic volumes without congestion.

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10:30 a.m., Monday, December 5, 2005

Rock Haul Update
Initial counts underestimated the volume of rock that has been hauled from the site.  Truck capacity is between 15 and 18 cubic yards.  On Saturday, 36 truck loads were hauled from the site, which is roughly 600 cubic yards.  On Sunday, 60 trips were made hauling rock from the site, or roughly 900 cubic yards.  We estimate there is roughly 900 cubic yards still to be hauled away.

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8:30 a.m., Monday, December 5, 2005

Wilder starts hauling early today
Wilder Construction started hauling rock from the work zone early this morning at 5:00 a.m. They will continue to haul throughout the day and hope to be finished hauling tomorrow. Wilder will be removing 60 feet of rockfall protection fence on the east end of the project today. Currently, it is overcast and cold on Snoqualmie Pass. Remember to check WSDOT mountain pass reports for current pass conditions and weather.

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3:30 p.m., Sunday, December 4, 2005

Weather is warmer; crews continue to work
It has warmed up to about 28 degrees at the work site, and crews are still hard at work.  The Contractor has hauled approximately 200 cubic yards of rock and debris from the work zone today.  Traffic is moving smoothly under an overcast sky.  The roads are bare and wet, with ice in places. 

Be prepared for winter driving conditions when traveling over the passes. Remember to check WSDOT mountain pass reports containing updated weather, road conditions and vehicle restrictions before you travel.

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8:30 a.m., Sunday, December 4, 2005

Work continues in harsh winter conditions
An early morning update from the work site reports very cold temperatures, approximately 15 degrees, with partly cloudy skies.  The Contractor continues to haul rock and debris from the work zone.  Crews expect to be finished hauling the material by early next week.  Wilder is installing the plates on the front of the rock bolts to complete the stabilization process, and will be removing 60 feet of rockfall protection fence on the east end of the project today. 

Currently, traffic on Snoqualmie Pass is very light and temperatures have dipped down into the lower teens.  Please be prepared for winter driving conditions when traveling over the passes. WSDOT provides travelers with mountain pass reports containing updated weather, road conditions and vehicle restrictions.

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4:00 p.m., Saturday, December 3, 2005

Wilder finishes drilling; begins hauling rocks
Early this afternoon, Wilder Construction finished drilling the final two drain holes, allowing water to sufficiently drain from the slope. Wilder also began hauling rocks from the job site late this morning. So far, they have hauled over 150 cubic yards of material from the work zone. Currently, traffic on Snoqualmie Pass is light and temperatures remain in the upper 20's. WSDOT provides travelers with mountain pass reports containing updated weather, road conditions and vehicle restrictions.

Web cameras leaving soon
Sometime during the week of December 5th, the "smart zone work trailer" that has provided real time camera images of the rock slide repair project will be removed from the job site. The contractor is moving into the final phases of the rock repair project, and the portable unit will be in the way of the work. WSDOT can't risk damaging the unit by leaving it onsite. Many web customers have watched the progress of the project and the winter weather on the site.

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8:00 a.m., Saturday, December 3, 2005

Progress at the jobsite remains steady
Today, Wilder Construction will continue drilling the final two drain holes. The contractor will also begin hauling rocks from the jobsite in late morning. They will use four, 18 cubic yard dump trucks to haul the rock. Each truck has nearly twice the hauling capacity of a conventional dump truck.

Currently, weather on Snoqualmie Pass is overcast with light snow. Temperatures are in the upper 20's with two inches of new snow accumulation overnight. Be prepared for changing weather conditions on the passes, and be prepared for winter travel.

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4:00 p.m., Friday, December 2, 2005

Rockslide Stabilization moves into final phases
Wilder Construction is moving into the final phases of the rock fall stabilization project.  This weekend the contractor will be hauling rocks from the site, and next week workers will be installing a wire mesh across the face on the slope. The final work includes replacing over 1,000 feet of concrete barrier, repairing the damaged roadway surface, and getting all lanes open to traffic.

For current pass conditions visit the mountain pass web page.  http://www.wsdot.wa.gov/traffic/passes/

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10:30 a.m., Friday, December 2, 2005

Avalanche control work complete, traffic flowing smoothly
WSDOT has reopened the stretch of Interstate 90 between Gold Creek and Price Creek, approximately four miles east of the summit. All avalanche work is complete, traffic has been released, and is flowing smoothly. The jobsite was unaffected by the avalanche work, though some traffic barrels had to be reset into place.

Contractor update
Crux Subsurface and Ness Crane Co. will be leaving the jobsite soon.  Wilder Construction will continue drilling the remaining four drain holes late this morning into the afternoon. The contractor will begin hauling rock from the jobsite tomorrow. Depending on weather and traffic conditions, it may take several days to complete.

Preview of upcoming work
Wilder Construction will be preparing to install mesh netting on the rock slope. The netting is used to keep small rocks from coming down the rock face.  Before the interstate can be re-opened to four lanes, additional work is necessary including:  removing the sand cushion from the lanes and shoulder, repairing any damaged pavement, removing the rockfall protection fence, and resetting the center concrete median barrier.

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8:00 a.m., Friday, December 2, 2005

I-90 closed for avalanche control work 9:00 am - 10:00 am today
WSDOT will close a stretch of Interstate 90 today from 9:00 am - 10:00 am for avalanche control work. Work will be performed between Gold Creek (eastbound milepost 56) and Price Creek (westbound milepost 61). Traffic will be stopped in both directions. This location is approximately four miles east of the Snoqualmie Pass summit. All work will be conducted east of the summit area and will not affect traffic eastbound from the west side whose destination is the summit. Travelers can access the mountain pass reports for updates.

Crews delayed for avalanche control work
Construction crews will be delayed this morning for avalanche control work. Work on the rock slope will resume shortly after 10:00 am. The contractor and all crews must halt all work operations during this time. Current conditions at the site are 25 degrees with 8 inches of new snow.

Rock bolting complete
Wilder Construction and Crux Subsurface were able to complete all rock bolting and grouting last night. Today, crews will continue to drill drain holes; the final drilling operations on the job. They will prepare to begin hauling rock from the jobsite tomorrow morning.  

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4:00 p.m., Thursday, December 1, 2005

Drilling to be completed tonight
Wilder Construction and Crux Subsurface have finished drilling the remaining seven rock bolts. The bolts have been installed and will be grouted tonight. Wilder Construction is currently working on their third drain hole of the day. Four drain holes remain to be drilled tomorrow. It is currently 26 degrees at the jobsite and snowing hard.

WSDOT thanks Golder and Associates and Wyllie & Norrish Rock Engineers
WSDOT wants to thank Golder and Associates, as well as their subconsultant, Wyllie & Norrish Rock Engineers for their help in design and contruction support. Special thanks to Norm Norrish who has been a huge help with this project.

Snoqualmie Pass upcoming weekend travel
After reviewing historical travel volumes on Snoqualmie Pass for the weekend after Thanksgiving, WSDOT predicts minimal back ups for Snoqualmie Pass travelers this coming weekend. The busiest travel times are westbound Friday and Sunday afternoons. Back ups for westbound travelers on Friday are predicted to be slight. Motorists traveling west on Sunday might consider traveling before noon or after 6:00 pm to avoid moderate back ups. Heavy snowfall or incidents could add to delays. Travelers should be up to date on current weather and mountain pass conditions.

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8:30 a.m., Thursday, December 1, 2005

Progress steady as bolting nears completion
The contractor finished grouting all five bolts that were installed yesterday. Beginning this morning, Wilder Construction and Crux Subsurface will continue drilling and grouting the remaining seven bolts. Weather permitting, the contractor should be able to complete all rock bolting today. Currently, it is 24 degrees onsite with light snow. No new snow was reported overnight. For current pass conditions, view the mountain pass reports.

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4:00 p.m., Wednesday, November 30, 2005

Wilder and Crux Subsurface make good progress today
Wilder Construction and Crux Subsurface are completing a successful day of drilling and rock bolting. Crux Subsurface completed two 40 foot drain holes. Wilder Construction completed one 30 foot bolt and four 20 foot bolts. The bolts have been installed and the contractor will start grouting them in place this evening. Good weather made for better working conditions today allowing crews to make substantial progress.

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2:30 p.m., Wednesday, November 30, 2005

No traffic delays; weather improving
Currently, there are no back ups or delays in either direction of Interstate 90. Traction tires are advised for all Snoqualmie Pass travelers. Weather on the pass is 38 degrees with some broken clouds.

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1:00 p.m., Wednesday, November 30, 2005

Accident on Interstate 90 eastbound; expect traffic delays
Expect delays eastbound due to an accident at milepost 52. Eastbound traffic is currently backed up about 5 miles due to activity related to clearing an accident near the work zone. Check the mountain pass information for changing conditions and live cameras.

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8:00 a.m., Wednesday, November 30, 2005

Contractor starts drilling and grouting early this morning
Wilder Construction and Crux Subsurface will begin drilling and grouting operations this morning as soon as all equipment is dug out of the snow. Nearly 18 inches of snow has accumulated in the past 24 hours. Ice build up and excess moisture caused drilling equipment to freeze yesterday, resulting in a work shutdown for most of the day.

Current Working Conditions
Currently, it is snowing lightly on Snoqualmie Pass and temperatures are in the upper 20's. Traction tires are required both eastbound and westbound on Interstate 90. Updates are available on the mountain pass reports page.

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4:00 p.m., Tuesday, November 29, 2005

Pass open in both directions; chains required
Snoqualmie Pass is open to both directions of traffic after the roadway was cleared of accidents and spun out vehicles.  Chains are required on all two wheel drive vehicles. Chain enforcement is taking place at the milepost 47 Denny Creek exit. The Washington State Patrol is turning around two wheel drive vehicles that do not have chains.  Check Mountain Pass information for changing conditions.

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3:00 p.m., Tuesday November 29, 2005

Temporary Eastbound Closure
I-90 is closed temporarily at MP 47 (Tinkham Road) to clear multiple accidents and semi-trucks in the roadway.  It is snowing heavily.  Check the Mountain Pass information for changing conditions.


12:45 p.m., Tuesday November 29, 2005

Snowing heavily
Presently it is snowing heavily and chains are required both directions on all vehicles except all wheel drive. Over-sized vehicles are prohibited.  Earlier eastbound I-90 was closed at the Tinkham Road exit, milepost 47 due to hazardous road conditions.  For current conditions, check the mountain pass report .

Equipment freezing up; try again tomorrow
The contractor shut down earlier today, because of ice build up and moisture freezing in the drilling equipment.  The WSDOT inspector on site reports heavy snow, with ten inches of recent snow in the construction site.


11:30 a.m., Tuesday November 29, 2005

Winter conditions at rock slide
Weather at the work site and across Snoqualmie Pass is looking pretty cold and unfriendly right now.   It is snowing heavily and chains are required for all eastbound vehicles except all wheel drive.  Traction tires are required westbound, with chains required for trucks over 10,000 pounds.  A heavy snow advisory is in effect til 4 p.m. today.  For current conditions, check the mountain pass report.

Work temporarily halted
The contractor has shut down for the day due to freezing problems with the compressors that power the drilling rigs.

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8:30a.m., Tuesday November 29, 2005

Drilling continues this morning
Both Wilder Construction and Crux Subsurface continue drilling this morning. Yesterday, drilling crews installed two 40 foot bolts and two 30 foot bolts. The 40 foot bolts have been installed and grouted in place. The 30 foot bolts have been installed but not grouted because the holes were producing too much water from the slope. A drain hole will be drilled today between the bolts, allowing water to sufficiently drain from the slope and the bolt holes to be grouted.

It's cold and snowing this morning
Overnight, Snoqualmie Pass received five inches of new snow at the work site. Current weather conditions are 30 degrees and snowing. Propane heaters have even been used in the drill baskets providing warmth for both the workers and equipment.

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4:00p.m., Monday November 28, 2005

Wilder Construction and Crux Subsurface continue drilling
Two cranes are on-site, each hanging a drilling basket several stories high above the roadway surface.   Both Wilder and Crux are making good progress on completing the drilling of the 35 bolt holes and eight drain holes across two sections of the rock slope.  Four bolts were drilled and installed today, with some time down needed to move one crane in order to set up for new holes.

Snow expected  through Tuesday night
The weather is cold and windy at the site - 18 degrees first thing in the morning and now still a chllly 28 degrees.  Snow is forecast for Snoqualmie Pass for today and tomorrow, two to four inches tonite and three to six inches on Tuesday.

Midday back ups eastbound
Eastbound traffic backed up during the middle of the day, but delays were short and traffic kept moving steadily past the construction site.

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7:30 a.m., Monday November 28, 2005

Contractor making good progress on drilling
By the end of the day yesterday,  21 of the required 35 rock bolts were installed. Once the rock bolts are complete we will drill approximately 8 drain holes.  Progress was good on Sunday; each drill rig completed four to five holes.  We are drilling daylight hours with grouting progressing into the evening.  Five inches of snow is forecast for Monday but we believe drilling will still progress.

Hauling rock and installing wire mesh still to go
Once the drilling is complete we will begin hauling rock offsite and also begin installation of a wire mesh across the slope.  It will take four to five days to install the mesh.  Once the rock is removed and the mesh is installed we will remove the rock fence and replace the concrete barrier.   

Snow flurries in the forecast
Forecasters are calling for snow starting this evening through tomorrow morning.

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7 p.m., Sunday, November 27, 2005

Traffic Flowing Smoothly Over Cascades
Drivers heading east or westbound on I-90 this evening are having no problems with backups or congestion. Blewett, White and Stevens passes are also experiencing light traffic volumens considering it is the Sunday after the Thanksgiving Day holiday. WSDOT credits the public for heeding the message and avoiding cross-Cascade travel this weekend.

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4 p.m., Sunday, November 27, 2005

No Backups in Either Direction of I-90
With bare and dry pavement and a temperature of 31 degrees, I-90 at Snoqualmie Pass is looking extremely good. Motorists heeded the message - don't travel over the Cascades this Thanksgiving Holiday - leaving traffic the Sunday afternoon after the holiday smooth-flowing. No restrictions or backups are currently in effect.

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 3:30 p.m., Sunday, November 27, 2005

Eastbound I-90 Traffic Experiencing Minimal Backup; No Delays Westbound
Thanks to everyone that changed their Thanksgiving Day holiday plans, travel over I-90 at Snoqualmie Pass is going extremely well. Drivers heading east are backed up about a quarter of a mile near the rockslide work zone and 10 minute delays are in effect. Westbound I-90 is not seeing any backups or delays.

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1:30 p.m., Sunday, November 27, 2005

Eastbound I-90 Traffic Stuck in Three-Mile Backup; No Delays Westbound
Drivers heading east on I-90 are backed up for three miles approaching the rockslide work zone and are waiting 26 minutes to get through.  Westbound I-90 traffic is moving smoothly.

Traffic is flowing smoothly across Stevens Pass, with no backups reported across the summit or on Blewett Pass.  On White Pass (US 12) crews report some congestion at the summit.

Why no Sunday westbound backups so far?
It appears drivers may have decided to come back from the Thanksgiving holiday in Eastern Washington on Saturday instead of Sunday.  I-90 traffic volumes this past Wednesday, Thursday and Friday were more than 30 percent lower than the same days in 2004.  But on Saturday, I-90 traffic was only 11 percent lower than the same day in 2004.

Drivers can expect good road conditions
The snow is gone and the sun is begining to shine, which translates into mostly bare and dry pavement.

Rock stabilization progressing well
Using two cranes and two drill rigs crews expect to have half of the 43 rock bolts and drain holes completed by the end of the day.  Drilling on the slope will continue throughout daylight hours with grouting operations continuing into the dark hours.  The work is going quickly because crews are drilling into more solid rock than previously.

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11 a.m., Sunday, November 27, 2005

Eastbound backup starting to form
Our crews are reporting a two to three mile-long backup on eastbound I-90 approaching the rockslide repair area.   It will take about 15 minutes to travel through the workzone.  Traffic is flowing smoothly on westbound I-90.  Drivers can help minimize backups by looking at the road ahead instead of the slide area while driving through the work zone.  We also advise drivers to wait to merge until they see the merge signs.  We are seeing drivers merging too early, which makes the backup worse.

Road conditions improving
If you must cross the pass, you can expect mostly bare and wet pavement with snow and slush in places.  Most of the ice seen earlier this morning is gone thanks to the efforts of WSDOT crews who applied deicer in trouble spots.   It's 30 degrees and snowing lightly at the summit.

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9 a.m., Sunday, November 27, 2005

It's snowing
Mother Nature is providing a little drama with snow and ice.  At the summit road conditions are bare and wet with some ice and snow in places.  In the workzone area east of the summit crews are reporting that ice is forming in both directions of the freeway.  Drivers should be cautious in this area. The temperature is warming up, with the mercury now at 29 degrees at the summit.

Traffic volumes starting to increase
More drivers are making the trip across Snoqualmie .  Fortunately, we've not yet seen any westbound or eastbound backups approaching the rockslide repair zone.  Drivers should expect to start seeing delays later this morning.

Do your part and drive 35 through the work zone
If you must drive across Snoqualmie Pass, you can help keep traffic moving by driving 35 mph through the work zone.  Our crews report that some drivers are making backups worse by slowing down to look at the slope work.  

Crews resume drilling 
Work has resumed on the slope stabilization.  The pace of rock drilling is picking up because crews are finding higher quality, stable rock.  Crews expect to drill six to seven bolts today. 

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7:15 a.m., Sunday, November 27, 2005

Thank you to everyone who helped keep traffic moving safely over the passes this weekend.  Our traffic data shows that you helped us avert major delays on the passes.  Many people traveled earlier or later in the day, cancelled their cross-Cascades trip and took White (US 12) and Stevens (US 2) passes instead of Snoqualmie Pass (I-90).

Daily traffic comparison: 2004 versus 2005

Total cross-Cascades
(I-90 Snoqualmie, US2 Stevens, and US12 White passes)
•  Tuesday: 27,850 in 2004, 27,856 in 2005, virtually no difference 
•  Wednesday: 47,377 in 2004, 41,488 in 2005, 12% decrease
•  Thursday (Thanksgiving): 30,229 in 2004, 21,535 in 2005, 29% decrease 
•  Friday:  32,195 in 2004, 25,907 in 2005, 20% decrease

I-90  Snoqualmie Pass
•  Tuesday: 25, 437 in 2004, 23,399 in 2005, 8% decrease 
•  Wednesday: 44,664 in 2004, 29,270 in 2005, 34% decrease
•  Thursday:  24,451 in 2004, 15,4763 in 2005, 37% decrease
•  Friday: 28,132 in 2004, 18,194 in 2005, 35% decrease

US 2 Stevens Pass
•  Tuesday: 1,741 in 2004, 3,044 in 2005, 75% increase
•  Wednesday:  1,823 in 2004, 8,130 in 2005, 346% increase
•  Thursday:  4,009 in 2004, 4,274 in 2005, 7% increase
•  Friday: 2,978 in 2004, 5,402 in 2005, 81% increase

US 12 White Pass
•  Tuesday: 672 in 2004, 741 in 2005, 110% increase
•  Wednesday:  850 in 2004 to 4,088 in 2005, 381% increase
•  Thursday:  1,769 in 2004, 1,788 in 2005, 1% increase
•  Friday: 1,085 in 2004, 2,311 in 2005, 113% increase

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5:15 a.m., Sunday, November 27, 2005

Traffic light this morning
As one might expect for an early Sunday morning, traffic is light crossing Snoqualmie Pass.  Traffic volumes are expected to pick up later this morning and afternoon as weekend skiers and holiday travelers get out onto Interstate 90.  If you must cross the pass today, now until 9 a.m. is the best time.

Road and weather conditions in good shape
Drivers can expect good road conditions crossing the pass thanks to relatively dry weather and the efforts of WSDOT night shift at Hyak.  Crews spent the night applying deicer and the result is bare and dry pavement with some ice in places.  

The temperature is 25 degrees and it is NOT snowing.  Our forecaster is predicting possible light snow this morning with accumulations of up to one inch.  By mid afternoon any snow should change to flurries.  East of Easton should remain dry all day.

Expect delays later today
Most travelers return for the Thankgiving weekend on Sunday, particularly in the afternoon and evening.  That will mean delays for drivers, especially westbound, on Snoqualmie, Stevens and White passes.  If you can, postpone your trip or cross the passes before 9 a.m. or after 9 p.m.

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11:30 p.m., Saturday, November 26, 2005

No problems on the pass
Tonight traffic is flowing smoothly over Snoqualmie Pass and through the rockslide work zone.  Backups continued to build during the traditional peak from 2 p.m. to 4 p.m. but all stop and go traffic was cleared out by 7 p.m.  The worst of the backup stretched four miles from the repair site which added more than a half hour to travel time over the pass.

Weather is cooperating
Temperatures at the pass have dropped below 25 degrees and the road is bare and dry with ice in places.

Sunday drivers could make for slow going
We can't stress enough that Sunday evening could be the worst traffic yet since the the rock slide that forced WSDOT to reduce lanes to one in each direction.  Sunday evening is typically the busiest going westbound on Snoqualmie, Stevens and White Pases.  If you can't postpone your trip or get over the pass before 9 a.m. or after 9 p.m. plan for delays.

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5 p.m., Saturday, November 26, 2005

Westbound traffic building while eastbound tapers off
Even with dry weather and bare and wet roads westbound traffic is now backed up about three miles from the rockslide zone.  Eastbound traffic has cleared and there are now only minimal delays.

Tomorrow's westbound traffic could be the worst of the weekend
With most travelers planning to return home after the holiday weekend tomorrow, we expect to see some of the worst backups in the afternoon and evening.  We ask that drivers avoid the worst by getting to Snoqualmie Pass before 9 a.m. or after 9 p.m.  We also advise using alternate routes but drivers should keep in mind that White and Stevens Passes will also experience heavy traffic in the evening.

Work on the rock slope progressed well today
Crews working to stabilize the slope say they are now finding consistently stable rock to place bolts into. Thanks to cooperative weather and the new crane crews were able to install six bolts.  More bolts will have to be placed starting tomorrow because crews have gone home with the oncoming darkness.

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1 p.m., Saturday, November 26, 2005

Traffic builds in both the east- and westbound direction near worksite
We have more than twice as many cars per hour that can get through the rockslide work zone in the pass. So expect slowdowns going in both directions as traffic builds just east of the summit. Currently, there is a traffic back-up in both directions approaching the rockslide area. Eastbound traffic is backed-up four miles. Westbound traffic is backed-up one mile. With lanes restricted to one way in each direction the capacity of the pass is a little more than 800 cars per hour in each direction. Current traffic counts show that 2,327 cars per hour are traveling through the work site.

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Noon, Saturday, November 26, 2005

Traffic still building going east
Eastbound traffic is heavier than normal and is backed up close to four miles approaching the rockslide work site just east of the summit. Be prepared to stop as traffic merges into one lane to go through the work area. Please avoid slowing down to look while in the work zone it creates back ups and unsafe conditions for other drivers on the road and workers at the site.

Travel restrictions lifted through the pass as the weather improves
Snow has mostly cleared through the pass so there are no travel restrictions for drivers. However, the roads are wet and snow and slush remains so drive carefully going over the summit. Tonight expect icy roads as the temperature drops.

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11:30 a.m., Saturday, November 26, 2005

Prepare for slowdowns going east through the pass
There is a two and half mile backup on eastbound I-90 just east of the summit approaching the rock slide work site. Be prepared to stop as traffic volumes periodically build through the afternoon. Flaggers are in the construction work zone helping to keep traffic moving. Westbound traffic is flowing easily through the pass. Be careful.  Watch for icy conditions through the summit.

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10:00 a.m., Saturday, November 26, 2005

Slowdowns for eastbound drivers near rockslide work zone
There is occasional slowing in the eastbound direction on I-90 approaching the rock slide work site, where lanes are restricted to one way in each direction and the speed limit is reduced. Snow flurries are continuing in the pass with temperatures in the upper 20s. Traction tires are strongly advised and oversized vehicles are prohibited because of slush and ice on the roadway. Alternate routes on US 2, US 12 and US 97 also have snow.

Work continues above the highway
Crews continue to work from dawn to dusk, four stories above the highway, to secure rocks over I-90. Today, two teams of workers continue to drill and add bolts to the rock wall. Yesterday, workers brought in a second crane to the work site to enhance capability of the contractor Wilder Construction. Snow, ice and wind have created challenges at the repair site but work continues to progress as they drill their fourth hole.

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7:30 a.m., Saturday, November 26, 2005

Traffic remains light across the Cascades; snow rising in the passes
Traction tires are strongly recommended for drivers traveling across the Cascades. Snow and ice on the roadway are creating challenges for drivers going over Snoqualmie Summit on I-90 where where eight inches of new snow fell in the past 24 hours.  On Blewett Pass (US 97) there are two inches of new snow, on Stevens Pass (US 2) there are 11 inches of new snow, and on White Pass (US 12) there's no new snow. 

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5:00 a.m., Saturday, November 26, 2005

Prepare for snow crossing the Cascades
Drivers who plan to travel across the Cascades today should prepare for snow. It is snowing on Snoqualmie Pass (I-90) and alternate routes Stevens Pass (US 2 and White Pass (US 12). On Snoqualmie Pass heavy snowfall is expected during the morning with with most snowfall over the pass and the westside. Snow showers should taper by afternoon, but plan for light snow throughout the rest of the day. This evening there will be a solid freeze so plan for ice when going through the pass.

Traffic light
Currently traffic is light accross the pass. There is still restricted single lane travel in each direction near milepost 58 through the rock slide work zone (just east of the summit). The speed limit is also reduced. Traction tires are advised and oversized vehicles prohibited.

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8:30 p.m., Friday, November 25, 2005  

Thank you to everyone who chose to stay home, travel early in the morning or late at night, and use Stevens and White passes instead of Snoqualmie Pass (I-90).  Thanks to you, traffic has been moving across the Cascades this weekend.  We know changing holiday travel plans is a sacrifice and appreciate your help.  Fewer vehicles have crossed the Cascades this weekend, particularly on I-90 Snoqualmie Pass.  That's why delays have been limited.  

Advice for your return trip: "Cross passes early on Sunday or stay an extra day!"
On the Sunday of the Thanksgiving weekend, from noon to midnight, we historically see heavy cross-Cascades travel, both eastbound and westbound.  WSDOT cautions travelers that an eight percent drop in cross-Cascades travel, which we saw before Thanksgiving, will not be enough to prevent long Sunday back ups if drivers don't plan to travel early or stay an extra day.  Also, consider White Pass or Stevens Pass, depending upon your destination.  If you choose to travel Sunday afternoon be prepared for winter conditions and long delays.

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7:30 p.m., Friday, November 25, 2005  

Eastbound I-90 traffic is no longer detoured to metered ramp at exit 45
WSDOT and the Washington State Patrol's metering operation is no longer in effect and traffic is flowing smoothly.  Travelers are still restricted to one lane in each direction through the rock slide work zone.  Drivers should still plan for delays while making travel decisions.  

More snow on the way; traction tires advised 
Currently it is snowing on Snoqualmie Pass.  The road is wet with snow and slush in places. Snow showers are predicted to continue tonight and tomorrow, and WSDOT has a full crew out working to keep roads clear for holiday travelers.  Traction tires are advised for westbound and eastbound drivers, and oversize vehicles are prohibited.

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5:00 p.m., Friday, November 25, 2005  

Heavy traffic: be prepared to stop; eastbound I-90 traffic still detoured to metered ramp at exit 45
WSDOT and Washington State Patrol troopers continue to direct all three eastbound lanes of traffic from I-90 approaching exit 45 to a metered ramp where drivers will re-enter the highway. Drivers should plan for delays of at least 25 minutes going eastbound through the pass because of backups. Vehicles are moving slowly because of snow and slush on the roadway and curious drivers slowing down near the rockslide repair site. Oversize vehicles are prohibited. 

More snow on the way; traction tires advised 
The temperature at Snoqualmie Pass is 32 degrees and it is snowing.  Snow showers are predicted to continue tonight with an accumulation of 3 to 5 inches.  More snow is predicted tomorrow on Snoqualmie Pass with an accumulation of 1 to 2 inches more, but temperatures will only be in the upper 20's, so be prepared for icy conditions. Traction tires are advised for westbound and eastbound drivers.

Three more bolts are in place
Despite the cold, snowy, and windy conditions, the Crux crew finished placing three bolts today.  Russel Crane arrived on the job site this afternoon, after a slight travel delay due to weather conditions.  The additional crane outfit set up equipment this afternoon and will be ready for the second drilling crew to start tomorrow.  Crux will be working on the west end and Wilder will be working on the east end.

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1:00 p.m., Friday, November 25, 2005

Be prepared to stop; eastbound I-90 traffic detoured to metered ramp at exit 45 to fix backup problem
WSDOT and Washington State Patrol troopers will direct all three eastbound lanes of traffic from I-90 approaching exit 45 to a metered ramp where drivers will renter the highway. Drivers should plan for delays of at least 25 minutes going eastbound through the pass because of backups. Vehicles are moving slowly because of snow and slush on the roadway and curious drivers slowing down near the rockslide repair site. Currently, there is a 13 mile rolling slowdown on eastbound I-90 along Lake Keechelus just east of the Summit.

Slippery conditions through the pass; traction tires advised
Thanks to maintenance crews, traction tires are no longer required for drivers going through Snoqualmie Pass. Workers salted and deiced the highway so drivers can safely travel through the pass. However, it is still slippery out there because of continuous snow and slush. So, traction tires are advised for westbound and eastbound drivers. Speed is reduced to 45 miles per hour going over Snoqualmie Summit in both directions.

It's continuing to snow heavily with areas of poor visibility. Snow and slush on the road has created slippery conditions on hills. Drivers are advised to reduce speed and drive cautiously. Oversize vehicles are prohibited through the pass.

No delays on alternate pass routes
Neighboring passes are a little slippery because of snow and ice but light on traffic. With building back ups on I-90 through Snoqualmie Pass drivers traveling east should avoid I-90 and take these routes. White Pass (US Route 12) and Stevens Pass (US route 2) has light snow and slush on the road. Blewett (US Route 97) has compact snow and ice. Traction tires are advised. On Blewett and Stevens Passes oversize vehicles are prohibited.

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11:40 a.m., Friday, November 25, 2005

Be prepared to stop; eastbound traffic backups east of the summit
Drivers should plan for delays of at least 20 minutes going eastbound through Snoqualmie Pass. Vehicles are moving slowly because of snow and slush on the roadway and curious drivers slowing down near the rockslide repair site. Currently, there is a five mile traffic backup on eastbound I-90 along Lake Keechelus just east of Snoqualmie Summit.

Slippery conditions through the pass; traction tires advised
Thanks to maintenance crews traction tires are no longer required for drivers going through the pass. Workers salted and deiced the highway so drivers can safely travel through the pass. However, it is still slippery out there because of continuous snow and slush. So, traction tires are advised for westbound and eastbound drivers. Speed is reduced to 45 miles per hour going over the summit for drivers in both directions. It's continuing to snow heavily with areas of poor visibility. Snow and slush on the road has created slippery conditions on hills. Drivers are advised to reduce speed and drive cautiously. Oversize vehicles are prohibited through the pass.

No delays on alternate pass routes
Neighboring passes are a little slippery because of snow and ice but light on traffic. With building back ups on I-90 through Snoqualmie Pass drivers traveling east should avoid I-90 and take these routes. White Pass (US Route 12) and Stevens Pass (US route 2) have light snow and slush on the road. Blewett (US Route 97) has compact snow and ice. Traction tires are advised. On Blewett and Stevens passes oversize vehicles are prohibited.

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10:00 a.m., Friday, November 25, 2005

Backups eastbound east of the Snoqualmie Summit
There's an one mile back up on eastbound I-90 along Lake Keechelus just east of Snoqualmie Summit. Drivers should plan for delays of at least 10 minutes.
Slippery conditions through the pass; Traction tires required eastbound
Traction tires are now required for drivers going eastbound through the pass and speed is reduced to 45 miles per hour going over the summit for drivers in both directions.

It's continuing to snow heavily with areas of poor visibility. Snow and slush on the road has created slippery conditions on hills.There are strong gusty winds west of the summit. Average wind speeds are up to 12 miles per hour. Gusts are up to 20 miles per hour. Drivers are advised to reduce speed and drive cautiously. Traction tires are advised for westbound drivers and oversize vehicles are prohibited through the pass.

Snowing on alternate pass routes
There are slippery conditions in neighboring passes because of snow. So drivers should also be careful when driving through these routes. White Pass (US 12) and Stevens Pass (US 2) has snow and slush on the road. Blewett Pass (US 97) has compact snow and ice. Traction tires are advised. On Blewett and Stevens passes oversize vehicles are prohibited.

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8:00 a.m., Friday, November 25, 2005

Slippery conditions through the pass; traction tires required eastbound
Traction tires are now required for drivers going eastbound through the pass and speed is reduced to 45 miles per hour going over the Summit for drivers in both directions. It's continuing to snow heavily with areas of poor visibility. Snow and slush on the road has created slippery conditions on hills.There are strong gusty winds west of the summit. Average wind speeds are up to 11 miles per hour. Gusts are up to 24 miles per hour. Drivers are advised to reduce speed and drive cautiously. Traction tires are advised for westbound drivers and oversize vehicles are prohibited through the pass.

Snowing on alternate pass routes
There are slippery conditions in neighboring passes because of snow. So drivers should also be careful when driving through these routes. White Pass (US Route 12) and Stevens Pass (US route 2) has snow and slush on the road. Blewett (US Route 97) has compact snow and ice. Traction tires are advised and oversize vehicles are prohibited.

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6:30 a.m., Friday, November 25, 2005

Snow and slush on roads at Snoqualmie Pass; drivers advised to slow down
Right now the road is slippery going through the pass on I-90. It's snowing heavily at times with areas of poor visibility. There are strong gusty winds up to 11 miles per hour west of the summit. Gusts are up to 24 miles per hour. Drivers are advised to reduce speed and drive cautiously. Speed is reduced to 45 miles per hour going over the Summit. Traction tires are advised and oversize vehicles are prohibited.

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5:00 a.m. Friday, November 25, 2005

Freezing rain and snow at Snoqualmie Pass; drivers advised to slow down
Speed is reduced to 45 miles per hour going over the Snoqualmie Pass summit. Snow is sticking to the roads in places. Freezing rain mixed with ice continues. Drivers are advised to reduce speed and drive cautiously.

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