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2004 Project Highlights
Evaluation Standards

I-90, Moses Lake West Paving

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Grant County
This project provided for paving on 11.5 miles of I-90 from Moses Lake west to the Dodson Road Interchange, including ramps and overcrossings.  We improved lighting at Dodson, Hiawatha and Mae Valley Road interchanges.  Crews also installed cable safety barriers in the median and shoulder rumble strips from the SR 17 junction to 3 miles east of Moses Lake at Wheeler Road.

These improvements provide a smoother ride for drivers, preserve the pavement for the next 10 to 15 years, and provide a safer freeway by updating and adding safety features including guardrail, rumble strips and median cable barrier to prevent head-on collisions.


Report Card

Design:
Contract Administration: 5 stars
Schedule:5 stars
Cost:

Engineer's Estimate:
$3,776, 176
Contractor's Bid:
$3,738,084
Anticipated final payment to contractor:
$3,580,933

Construction Summary
This project was constructed according to the original design with some minor modifications.  Changes were made to incorporate new design standards.  This involved replacing all the median earthen berms at Dodson, Hiawatha, and Mae Valley Interchanges with guardrail to protect the bridge columns.

The working relationship between WSDOT employees and the contractor was good.  Challenges arose and were solved reducing costs and traffic impacts.

Work began April 5 and was completed August 11.  An additional 15 working days were added to the contract for replacing the berms at bridge columns with a guardrail system.

We used a comprehensive public and emergency services notification plan utilizing Highway Advisory Radio (HAR), e-mail, fax, media and web pages.  This resulted in few calls or complaints being received, despite significant traffic impacts. 

The traffic control plan and the work zone safety plans were successful.  There were no personnel injuries reported during construction and no project related vehicle accidents.  One safety element added during the project proved its value immediately.  A vehicle lost control, entered the median and was stopped by the newly installed cable barrier, preventing it from crossing into the oncoming lanes.

Contractor:
Central Washington Asphalt
PO Box 939
Moses Lake, WA 98837

WSDOT Contact:
Bob Romine, Project Engineer
509-667-2880
romineb@WSDOT.wa.gov

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