Description:
The Design Manual provides policies, procedures, and methods for developing and documenting the design of improvements to the transportation network in Washington. It has been developed for state facilities and may not be appropriate for all county roads or city streets that are not state highways.
July 2011 revision package M 22-01.08 (pdf 6.7 MB)
Next Revision: July 2012
Individual Chapters / Revision History / Revisions in Progress / Errata Page
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Publication Number:
M 22-01
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Last Modified:
August, 2011
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Version:
M 22-01.08
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Manual Manager:
Dave Olson and Chris Schroedel
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Originators:
Design Office, Engineering and Regional Operations Division
- # of Pages: 1,294
- Subject: Design procedures and geometric criteria
- Keywords: Design Manual, WSDOT Design Manual, Washington State Department of Transportation Design Manual, guardrail, median barrier,highway design, geometry, geometrics, design policy, design guidelines, design standards, documentation, design approval, design levels, design criteria, design matrices, roadside safety, traffic barriers, interchange, intersection, roadside
- Related Publications:
Plans Preparation Manual M 22-31
Roadside Manual M 25-30
Standard Plans M 21-01
Foreword
Comments Form
Contents
Exhibits
Volume 1 – General Information
Division 1 – General Information
Chapter 100 Manual Description
Chapter 110 Design-Build Projects
Chapter 120 Planning
Chapter 130 Project Development Sequence
Division 2 – Hearings, Environmental, and Permits
Chapter 210 Public Involvement and Hearings
Chapter 220 Project Environmental Documentation
Chapter 230 Environmental Permits and Approvals
Division 3 – Project Documentation
Chapter 300 Design Documentation, Approval, and Process Review
Chapter 305 Managing Projects (NEW CHAPTER)
Chapter 310 Value Engineering
Chapter 320 Traffic Analysis
Division 4 – Surveying
Chapter 400 Surveying and Mapping
Chapter 410 Monumentation
Division 5 – Right of Way and Access Control
Chapter 510 Right of Way Considerations
Chapter 520 Access Control
Chapter 530 Limited Access Control
Chapter 540 Managed Access Control
Chapter 550 Interchange Justification Report
Chapter 560 Fencing
Division 6 – Soils and Paving
Chapter 610 Investigation of Soils, Rock, and Surfacing Materials
Chapter 620 Design of Pavement Structure
Chapter 630 Geosynthetics
Division 7 – Structures
Chapter 700 Project Development Roles and Responsibilities for Projects With Structures
Chapter 710 Site Data for Structures
Chapter 720 Bridges
Chapter 730 Retaining Walls and Steep Reinforced Slopes
Chapter 740 Noise Barriers
Division 8 – Hydraulics
Chapter 800 Hydraulics
Division 9– Roadside Development
Chapter 900 Roadside Development
Chapter 910 Contour Grading
Chapter 920 Vegetation
Chapter 930 Irrigation
Chapter 940 Soil Bioengineering
Chapter 950 Public Art
Division 10 – Traffic Safety Elements
Chapter 1010 Work Zone Safety and Mobility
Chapter 1020 Signing
Chapter 1030 Delineation
Chapter 1040 Illumination
Chapter 1050 Intelligent Transportation Systems
Volume 2 – Design Criteria
Division 11 – Project Design Criteria
Chapter 1100 Design Matrix Procedures
Chapter 1110 Minor Operational Enhancement Projects
Chapter 1120 Basic Design Level
Chapter 1130 Modified Design Level
Chapter 1140 Full Design Level
Division 12 – Geometrics
Chapter 1210 Geometric Plan Elements
Chapter 1220 Geometric Profile Elements
Chapter 1230 Geometric Cross Section
Chapter 1240 Turning Roadways
Chapter 1250 Superelevation
Chapter 1260 Sight Distance
Chapter 1270 Auxiliary Lanes
Division 13 – Intersections and Interchanges
Chapter 1310 Intersections at Grade
Chapter 1320 Roundabouts
Chapter 1330 Traffic Control Signals
Chapter 1340 Road Approaches
Chapter 1350 Railroad Grade Crossings
Chapter 1360 Interchanges
Chapter 1370 Median Crossovers
Division 14 – HOV and Transit
Chapter 1410 High-Occupancy Vehicle Facilities
Chapter 1420 HOV Direct Access
Chapter 1430 Transit Facilities
Division 15– Pedestrian and Bicycle Facilities
Chapter 1510 Pedestrian Facilities
Chapter 1515 Shared-Use Paths
Chapter 1520 Roadway Bicycle Facilities
Division 16 – Roadside Safety Elements
Chapter 1600 Roadside Safety
Chapter 1610 Traffic Barriers
Chapter 1620 Impact Attenuator Systems Supplement
Division 17 – Roadside Facilities
Chapter 1710 Safety Rest Areas and Traveler Services
Chapter 1720 Weigh Sites
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Date |
Version |
Complete |
Revision |
|
2011 August |
Supplement |
|
PDF (760 KB) |
|
2011 July |
M 22-01.08 |
PDF (30.1 MB) |
PDF (7.6 MB) |
|
2010 July |
M 22-01.07 |
PDF (29.2 MB) |
PDF (6.7 MB) |
|
2009 December |
M 22-01.06 |
PDF (30.6 MB) |
PDF (8.3 MB) |
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2009 June |
M 22-01.05 |
PDF (31.7 MB) |
PDF (31.2 MB) |
|
2009 January |
M 22-01.04 |
PDF (34.4 MB) |
PDF (17.4 MB) |
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2008 May |
M 22-01.03 |
PDF (29.2 MB) |
PDF (2.5 MB) |
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2007 November |
M 22-01.02 |
PDF (28.7 MB) |
PDF (7.7 MB) |
| 2007 August |
Supplement |
|
PDF (628 KB) |
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2007 May |
M 22-01.01 |
PDF (29.3 MB) |
PDF (5.6 MB) |
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2006 November |
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PDF (33.6 MB) |
PDF (9.23 MB) |
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2006 June |
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PDF (7.4 MB) |
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2005 June |
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PDF (25.4 MB) |
PDF (3.1 MB) |
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2005 January |
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PDF (10.0 MB) |
PDF (10.0 MB) |
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2004 May |
|
PDF (21.8 MB) |
PDF (5.6 MB) |
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2003 December |
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PDF (20.5 MB) |
PDF (6.7 MB) |
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2003 May |
|
PDF (18.7 MB) |
PDF (18.8 MB) |
| 2002 December |
Supplement |
|
PDF (324 KB) |
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2002 September |
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PDF (25.0 MB) |
PDF (4.7MB) |
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2002 February |
|
PDF (24.9 MB) |
PDF 11.9 MB) |
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2001 May |
English |
PDF (18.7 MB) |
PDF (5.9 MB) |
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|
Metric |
|
PDF (5.8 MB) |
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2000 May |
English |
PDF (20.0 MB) |
PDF (5.2 MB) |
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|
Metric |
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PDF (4.8 MB) |
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1999 November |
English |
PDF (23.8 MB) |
PDF (2.2 MB) |
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Metric |
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PDF (3.2 MB) |
This abstract was last modified February 2, 2012