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Active Design Manual Revisions

Looking for the Design Manual in effect right now?

The most current WSDOT Design Manual is dated February 2019 and is available on the Design Manual Abstract Page:
http://www.wsdot.wa.gov/Publications/Manuals/M22-01.htm

Priority Design Manual
Chapter (s)

Description

Chapter 225 - Environmental Coordination

Design field work lacks an Environmental Compliance Assurance Procedure

Chapter 300 - Design Documentation, Approval, and Process Review

Superseding Design Build project delivery memo and Introducing Design ECAP

Chapter 710 - Site Data for Structures

New Exhibit 710-2 for Design Build from the Structures Office

Chapter 720 - Bridges

New section 720.04 about the US Coast Guard and existing bridges from the Structures Office

Chapter 900 - Roadsides

The general section is replaced to be clearer and better guidance for designing roadsides.

Chapter 1120 - Preservation Projects

Correcting references

Chapter 1230 - Jurisdiction for Design and Maintenance

Traveled way is incorrect so it was removed

Chapter 1239 - Geometric Cross Section – Shoulders, Side Slopes, Curbs, and Medians

Exhibit and text changes requested by Regions and corrections

Chapter 1310 - Intersections

Left-turn only had 50’ plus the taper to decelerate so we added deceleration to left-turn lane. 
Taper length had different guidance depending on where you looked so we standardized it.

Chapter 1330 - Traffic Control Signals

Changed information needed for designing a basic or full signal plan from Flint Jackson.

Chapter 1340 - Driveways

Vertical alignment, driveway sections, and other guidance is added.

Chapter 1400 - Managed Lanes

This new chapter 1400 is needed as a foundation for present and future managed lane chapters.

Chapter 1610 - Traffic Barriers

Updates to guidance and policy

Active Transportation Design

Provides guidance about active transportation


Chapter 225 - Environmental Coordination

 

 

Current status

Policy review comment deadline
July 5, 2019

Disposition of review comments

Final Draft for approval

Chapter 225(docx 37 kb)

Chapter 225 - All comments (docx 44 kb)

DM 225 Final
(pdf 593 kb)

Chapter 300 - Design Documentation, Approval and Process Review

 

 

Current status

Policy review comment deadline
July 5, 2019

Disposition of review comments

Final Draft for approval

Chapter 300 (docx 35 kb)

DM 300 State C and R
(docx 34 kb)

DM 300 Final
(pdf 809 kb)

Chapter 710 - Site Data for Structures

 

Current status

Policy review comment deadline
June 14, 2019

Disposition of review comments

Final Draft for approval

Chapter 710 (docx 48 kb)

DM Ch 710 - All comments (docx 59 kb)

DM 710 Final (docx 59 kb)

Chapter 720 - Bridges

 

Current status

Policy review comment deadline
June 14, 2019

Disposition of review comments

Final Draft for approval

Chapter 720 (docx 31 kb)

DM Ch 720 - All comments (docx 31 kb)

DM 720 Final
(pdf 730 kb)

Chapter 900 - Roadsides

 

Current status

Policy review comment deadline
June 14, 2019

Disposition of review comments

Final Draft for approval

Chapter 900 (docx 35 kb)

DM Ch 900 - All comments (docx 33 kb)

DM 900 Final
(pdf 373 kb)

Chapter 1120 - Preservation Projects

 

Current status

Policy review comment deadline
July 5, 2019

Disposition of review comments

Final Draft for approval

Chapter 1120 (docx 37 kb)

No Comments

DM 1120 Final
(pdf 506 kb)

Chapter 1230 - Jurisdiction for Design and Maintenance

 

Current status

Policy review comment deadline
July 5, 2019

Disposition of review comments

Final Draft for approval

Chapter 1230 (docx 135 kb)

No Comments

DM 1230 Final
(pdf 656 kb)

Chapter 1239 - Geometric Cross Section – Shoulders, Side Slopes, Curbs, and Medians 

 

Current status 

Policy review comment deadline
July 19, 2019

Disposition of review comments

Final Draft for approval

Chapter 1239 (docx 758 kb)

DM 1239 State C and R
(docx 1.1 mb)

DM 1239 Final
(pdf 1.6 mb)

Chapter 1310 - Intersections

 

Current status

Policy review comment deadline
July 19, 2019

Disposition of review comments

Final Draft for approval

Chapter 1310 (docx 314 kb)

DM 1310 State C and R
(docx 319 kb)

DM 1310 Final
(pdf 1.4 mb)

Chapter 1330 - Traffic Control Signals

 

 

Current status

Policy review comment
deadline
June 14, 2019

Disposition of review comments

Final Draft for approval

Chapter 1330 (docx 36 kb)

DM 1330 State C and R
(docx 40 kb)

DM 1330 Final
(pdf 3.1 mb)

Chapter 1340 - Driveways

 

 

Current status

Policy review comment deadline
August 2, 2019

Disposition of review comments

Final Draft for approval

Chapter 1340 (docx 931 kb)

DM 1340 State C and R
(docx 728 kb)

DM 1340 Final
(pdf 1 mb)

Chapter 1400 - Managed Lanes

 

Current status

Policy review comment deadline
August 2, 2019

Disposition of review comments

Final Draft for approval

Chapter 1400 (docx 61 kb)

DM 1400 State C and R
(docx 77 kb)

DM 1400 Final
(pdf 613 kb)

Chapter 1610 - Traffic Barriers

 

 

Current status

Policy review comment deadline
July 26, 2019

Disposition of review comments

Final Draft for approval

Chapter 1610 (docx 381 kb)

 DM 1610 State C and R
(docx 322 kb)

DM 1610 Final
(pdf 2.1 mb) 

Active Transportation Design
We are interested in your assessment of this draft document. Would this material serve your needs better as a design manual chapter (presented here as Chapter 1500), or as a readily available guidance or reference document? See additional information on the document’s cover form.

 

Current status

Policy review comment deadline
extended to
9 Aug, 2019

Policy review comments received

Disposition of review comments

Final Draft for approval

Active Transportation Design (docx 4.12 mb)

MoM comments
(pdf 537 kb)
MoM 2nd set of comments
(pdf 537 kb)
SR520 comments
(pdf 565 kb)
ATD comments
(pdf 120 kb)
SWR comments
(pdf 505 mb)
HQ Design comments
(pdf 645 mb)
OR comments (pdf 529 mb)
ERKen comments
(pdf 536 kb)
ERLarry comments
(pdf 552 kb)
ESOComs comments
(pdf 196 kb)
SnoKing comments
(pdf 520 kb)
FHWA comments
(pdf 504 kb)
HQ PTD comments
(pdf 572 kb)
WSF comments
(pdf 497 kb)
OR2 comments
(pdf 612 kb)
HQLA
(pdf 2.7 Mb)
1500ADTComs2
(pdf 795 kb)

Contact Us
John Tevis
360-705-7460
John Donahue
360-705-7952