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Planning Studies List

The statewide map of Planning Studies shows individual counties and allows the user to select an individual study or county for more detail.


 

Route(s)

Planning Study Title

Maple Valley to Auburn station

2009 Southeast King County Commuter Rail Feasibility Study

US 2

2010 US 2 Corridor Planning Study (Everett Port/Naval Station to SR 9)

US 2    

2010 US 2 Lincoln County Line to I-90 Route Development Plan

US 2

1999 Stevens Pass Greenway Corridor Management Plan (pdf 5.5 mb)

US 2

2007 US 2 - Snohomish to Skykomish Route Development Plan (completed)

SR 3

2005 SR 3 (at SR 305) to SR 104 Corridor Planning Study Executive Summary (pdf 233 kb)

SR 3 (includes US 101 to SR 102 and SR 16 to SR 3)

2008 Bremerton Economic Development Study

I-5/SR 193/US 12/SR 124/US 395/SR 14/SR 432/SR 4/SR 401/US 101/SR 103

2001 Lewis and Clark Trail Highway Corridor Action Plan (pdf 7 mb)

I-5        

2008 Fairhaven to Slater Interstate 5 Master Plan (pdf 9 mb)

I-5

2005 Fort Lewis Congestion Study Summary (pdf 65 kb)

I-5

2008 I-5 Conway to Cook Master Plan

I-5

2009 I-5 North Lewis County Interchange Feasibility Study (pdf 7.8 mb)

I-5

2011 I-5 Bellingham - Bakerview Value Planning Study

SR 7

2006 SR 7 Route Development Plan - study examines SR 7 between US 12 in Morton and SR 706; SR 706 and SR 702; SR 702 and SR 507

SR 9

2008 SR 9 Route Development Plan - study examines SR 522 to Schloman Road Vicinity

SR 10

1997 Swift Water Corridor Vision (pdf 5.9 mb)

SR 11

2003 Chuckanut Drive Corridor Management Plan (pdf 4.9 mb)

US 12

2008 Snake River Corridor Management/Ownership Transfer Plan (pdf 1 mb)

US 12

2002 US 12 (Walla Walla to Clarkston) Route Development Plan (pdf 1.4 mb)

US 12

2004 White Pass Scenic Byway Corridor Management Plan (pdf 6.7 mb)

US 12

2001 US 12 (Wildcat Creek to SR 410) (pdf 163 kb)

US 12/US 101

1999 US 101 to I-5 Corridor Planning Study Executive Summary (pdf 229 kb)

SR 14

1997 Columbia River Gorge National Scenic Area Corridor Management Plan (pdf 8.7 mb)

SR 17/SR 155

2005 Coulee Corridor Scenic Byway Corridor Management Plan (pdf 2.5 mb)

SR 19    

2011 SR 19/20 Corridor Planning Study (6 mb) & Appendices (pdf 7.4 mb)

SR 20

2005 International Selkirk Loop Corridor Management Plan (pdf 5.4 mb)

SR 20

1999 North Cascades Scenic Highway Corridor Management Plan (pdf 3.2 mb)

SR 20

Sherman Pass Scenic Byway Corridor Management Plan (partial) (pdf 3.7 mb)

SR 20

SR 20/Swantown Road to Cabot Drive: Corridor Pre-Design Analysis

SR 28

2006 SR 28 - Wenatchee Eastside Corridor Planning Study

SR 31

1999 North Pend Oreille Scenic Byway Development and Interpretive Guidelines (pdf 4 mb)

I-82    

I-82 to I-182 Corridor Planning Study

I-90

1998 Mountains to Sound Greenway Implementation Plan (Executive Summary and Funding Plan) (pdf 3.6 mb)

I-90    

I-90 Center Roadway Study

I-90

2006 I-90 Bellevue to North Bend Corridor Planning Study - Eastgate to 465th

US 97

2005 Okanogan Scenic Byway Corridor Management Plan (pdf 8 mb)

US 97

2003 US 97 Corridor Planning Study Executive Summary (pdf 82 kb) - US 97 from SR 970 to British Columbia, Canada (includes portions of US 2 and SR 20)

SR 99

1988 SR 99 Pierce/King County line (MP 6.15) to its junction with SR 599 (MP 22.97) (pdf 498 kb)

US 101

1997 US 101 Washington Coastal Corridor Master Plan Summary (pdf 2.3 mb)

US 101

2001 US 101 and Lynch Road Intersection Safety Improvement Study (pdf 2.3 mb)

US 101

2001 Port Angeles Alternative Study Interim Report (pdf 365 kb)

US 101

2007 US 101 Regional Circulation Project Final Report (pdf 2 mb) & Appendices (pdf 19 mb)

SR 104

2001 Environmental Impact Statement-NEPA Pilot Project Summary (pdf 305 kb) - study examines SR 104 from US 101 to Kingston Ferry Terminal

SR 105

1998 Cranberry Coast Scenic Byway Corridor Management Plan (pdf 3 mb)

SR 112

2006 Cape Flattery Scenic Byway Corridor Management Plan (pdf 5.6 mb)

SR 124

2005 SR 124 (Burbank Hts to Waitsburg) Route Development Plan (pdf 1 mb)

SR 129

2002 SR 129 (Oregon border to 24th Avenue) Route Development Plan (pdf 667 kb)

SR 160/SR 16

1998 SR 160/SR 16 Interchange to Southworth Ferry Terminal Route Development Plan (pdf 34 kb)

SR 161

1990 SR 161 (south King County) Corridor Planning Study (pdf 385 kb)

SR 161

1997 SR 161 (234th St. East to King County Line) Corridor Planning Study Summary (pdf 18 kb)

SR 161

2003 SR 161 (between SR 7 and 234th St. in Graham) Route Development Plan Executive Summary (pdf 504 kb)

SR 162

1997 SR 162/SR 410 Interchange to SR 165 Route Development Plan (pdf 18 kb)

SR 164

2008 SR 164 Corridor Planning Study

SR 167

2008 SR 167 Valley Freeway Corridor Planning Study

SR 169

1990 SR 169 (140th Way SE in Renton to I-405) Route Development Plan (pdf 78 kb)

SR 169

1993 SR 169 Enumclaw to 140th Way SE in Renton Route Development Plan (pdf 148 kb)

US 195/US 95/US 12/SR 27/SR 271/SR 23/SR 272/SR 26/SR 194/SR 270/SR 128

2006 Palouse Scenic Byway Corridor Management Plan (pdf 1.3 mb)

SR 202

1998 Cascade Valleys Heritage Corridor Management Plan (pdf 4.5 mb)

SR 202

2009 SR 202 (Sahalee Way to Duthie Hill Road) Corridor Planning Study

SR 224

2009 SR 224/SR 225/I-82 Intersection (Benton City Vicinity) Planning Study (pdf 4 mb)

SR 276

2007 SR 276 Planning Study (North Pullman Bypass) (completed February 2007)

SR 276    

2007 SR 276 Route Development Plan - Junction US 195 to Junction SR 270 (pdf 184 kb)

SR 291

2006 SR 291 Corridor Planning Study (Route Development Plan) (completed August 2006)

US 395

2011 US 395 (I-82 to I-182) Corridor Planning Study

US 395

2002 US 395 (Spokane to Stevens County Line) Route Development Plan (completed March 2003)

SR 410

1999 Chinook Byways Corridor Planning and Management Guidebook (pdf 6.9 mb)

SR 410

1997 SR 410/SR 167 Interchange to Pierce/King County Line) Corridor Planning Study Summary (pdf 27 kb)

SR 507

1998 SR 507/Lewis County Line to SR 7 Corridor Planning Study Summary (pdf 28 kb)

SR 510

1997 SR 510/I-5 Interchange to SR 507 Corridor Planning Study (pdf 24 kb)

SR 516

SR 516 Corridor Planning Study

SR 518

2002 SR 518 Corridor Planning Study (pdf 12 mb)

SR 518

2007 SR 518 Interchange at International Boulevard/South 154th St. Alternatives Analysis (pdf 337 kb)

SR 520

2011 SR 520 Multi-Modal Corridor Planning Study from I-405 to Avondale Road

SR 525

2004 Whidbey Scenic Isle Way Corridor Management Plan (pdf 3.8 mb)

SR 525

Clinton: Issue identification analysis

SR 527

1994 SR 527 (SR 522 to I-405) Corridor Planning Study (pdf 664 kb)

SR 527

2006 SR 527 (164th St. SE at Mill Creek to I-5) Corridor Planning Study (pdf 89 kb)

SR 530

SR 530/Sauk River Corridor Study

SR 531

43rd to 67th, Arlington: Corridor Pre-Design

SR 532

2001 SR 532 (I-5 to Terry's Corner) Corridor Planning Study (pdf 2.5 mb)

SR 538

Mount Vernon – College Way Value Planning Study

SR 542

1997 Mt. Baker Highway Corridor Management Plan (pdf 286 kb)

SR 542

Whatcom County: Mount Baker Highway scenic byway management plan

SR 900

1993 SR 900 (Duvall Ave. in Renton to Issaquah) Corridor Planning Study (pdf 3.5 mb)

SR 903

2004 SR 903 (SR 970 to National Forest Bndry) Route Development Plan (pdf 601 kb)

SR 904

2003 SR 904 (Cheney to Four Lakes Vicinity) Route Development Plan

SR 970

2003 SR 970 (I-90 to US 97) Route Development Plan (pdf 414 kb)

West Olympia    

2010 West Olympia Access Study Executive Summary (pdf 1 mb), Background Reports (pdf 3 mb), Technical Memos (pdf 50 mb), and Assumption Document (pdf 5 mb)