Inactive Bridge Design Manual memorandums

Inactive design memorandums are incorporated into the Bridge Design Manual. These memorandums document the background information for design policies and procedures. They are provided to document and clarify the evolution of the Bridge Design Manual.

Number Date Subject
02-2022 04/18/2022 Barrier Test Level Modifications (PDF 91KB)
01-2022 03/28/2022 Floating Bridge and Special Structures Design Unit Manager (PDF 92KB)
09-2021 12/24/2021 Post tensioned concrete (PDF 158KB)
08-2021 10/19/2021 Scour design policy (PDF 441KB)
07-2021 10/11/2021 Bridges subjected to tsunami effects (PDF 94KB)
06-2021 08/11/2021 Plan stamping and signature policy (PDF 181KB)
05-2021 05/24/2021 Wall structure sheets and detailing practices (PDF 226KB)
04-2021 04/20/2021 Girder handling stresses and stability (PDF 446KB)
03-2021 04/09/2021 Traffic Barrier Reinforcement Spacing on Bridge Deck Reinforcement Plan Sheets (PDF 344KB)
02-2021 02/20/2021 Tensile Stresses Limits (PDF 209KB)
01-2021 01/28/2021 Abutments Supported By MSE Walls (PDF 600KB)
12-2020 12/10/2020 Removal of bridge guidance from WSDOT website (PDF 350KB)
10-2020 10/07/2020 BDM Section 11.1.2 Bridge Standard Drawings (PDF 74KB)
07-2020 07/17/2020 Supplement to BDM Section 5.1.1-E – Creep of Concrete (PDF 176KB)
06-2020 06/04/2020 BDM Section 5.2.4A - calculating deflection and camber in concrete members (PDF 158KB)
03-2020-2 03/16/2020 BDM Section 15.8.3 - Buried Structures (PDF 154KB)
03-2020 03/05/2020 BDM Section 8.3 - Buried Structures (PDF 401KB)
01-2020 01/06/2020 Revised BDM Section 6.7 Corrosion of Steel Foundations and Buried Structures (PDF 362KB)
12-2019 12/25/2019 Revised BDM Section 8.3 Buried Structures (PDF 360KB)
06-2019 08/31/2019 Bridge Mounted Sign Bracket Requirement (PDF 45KB)
05-2019 02/15/2019 Compressive Stress Limits for Temporary Stresses (PDF 258KB)
04-2019 03/08/2019 Spliced Girder Bridges (PDF 122KB)
03-2019 02/25/2019 Seismic Design Requirements for Bridge Retrofit, Modifications and Widening (PDF 70KB)
02-2019 01/25/2019 Requirements for Intermediate Diaphragms (PDF 181KB)
01-2019 09/04/2018 Use of isolation Bearings for WSDOT Bridges (PDF 97KB)
01-2018 2/02/2018 Positive Moment Strand Extension (PDF 287KB)
10-2017 12/30/2017 Bridge Paving Projects (PDF 50KB)
09-2017 11/27/2017 AASHTO LRFD Bridge Design Specifications, 8th Edition 2017 (PDF 168KB)
08-2017 9/30/2017 Scour Requirements for Bridges, Walls and Culverts (PDF 168KB)
07-2017 9/22/2017 Bridge Design Minimum Requirements (PDF 43KB)
06-2017 9/12/2017 Bridge deck protection system and future overlay requirements (PDF 169KB)
05-2017 7/22/2017 New WSDOT Wide Flange Deck Bulb Tee Girders with UHPC Connections (PDF 73KB)
04-2017 4/21/2017 BDM Updates to Chapters 8 and 15- Culverts (PDF 29KB)
03-2017 4/13/2017 Handling and Shipping of Prestressed Concrete Girders (PDF 341KB)
02-2017 2/20/2017 BDM Chapters 8 and 15 Modifications – Culverts (PDF 48KB)
01-2017 1/08/2017 AASHTO Guide Specifications for LRFD Seismic Bridge Design Amendments (PDF 92KB)
06-2016 11/26/2016 Foundation Design Parameters in the Contract Plan General Notes (PDF 160KB)
05-2016 10/03/2016 Hinge Diaphragms At Interior Piers (PDF 188KB)
04-2016 09/23/2016 Concrete Class 5000P in Bridge Foundations (PDF 188KB)
03-2016 06/10/2016 Seismic Design Requirements for Bridge Modifications and Widening (PDF 28KB)
02-2016 04/13/2016 Seismic Isolation Bearings Requirements (PDF 28KB)
08-2015 12/23/2015 Service III Live Load Factor for Prestressed Concrete Superstructure Elements (PDF 55KB)
07-2015 11/30/2015 WSDOT Precast Concrete Culvert Series Shapes (PDF 266KB)
06-2015 11/09/2015 Electronic Plan Sharing Policy (PDF 214KB)
05-2015 10/30/2015 WSDOT Standard Plan Reinforced Concrete Retaining Wall (PDF 85KB)
04-2015 09/11/2015 Seismic Isolation Bearings Submittals and Review Process (PDF 35KB)
03-2015 08/21/2015 Design Standard for Pedestrian Railing Geometry (PDF 32KB)
02-2015 07/31/2015 Buried Structures (PDF 89KB)
01-2015 05/30/2015 Buried Structures (PDF 96KB)
12-2014 12/18/2014 New WSDOT Standard Pretensioned Wide Flange Deck Bulb Tee Girders (PDF 420KB)
11-2014 12/08/2014 Bridge Traffic Barrier Design Requirements for Fall Protection (PDF 72KB)
10-2014 11/04/2014 Archiving Design and Check Calculations, Design Files, and S&E Files (PDF 175KB)
09-2014 09/03/2014 Buried Structures (PDF 96KB)
08-2014 08/30/2014 Bridge Traffic Barrier Design Requirements for Fall Protection (PDF 72KB)
07-2014 07/25/2014 Design Requirements for Temporary Bridges (PDF 52KB)
06-2014 06/30/2014 Buried Structures (PDF 94KB)
05-2014 05/06/2014 Bridge Anchor Types (PDF 51KB)
04-2014 04/09/2014 Bridge Anchor Types (PDF 51KB)
03-2014 04/09/2014 Column Reinforcement
02-2014 03/26/2014 Deep Foundation Program
01-2014 02/19/2014 STD Plans Noise Barrier Wall Type 14 (PDF 541KB)
     
09-2013 11/14/2013 Elastic Design In Lieu of Overstrength Forces for Capacity Protection (PDF 33KB)
08-2013 10/17/2013 Self-Consolidating Concrete for Bridges and Structures (PDF 78KB)
07-2013 09/22/2013 Requirements for Partially Filled Steel Piles and Shafts (PDF 136KB)
06-2013 08/07/2013 Intermediate Diaphragms for Prestressed Concrete Girder Bridges (PDF 36KB)
05-2013 07/01/2013 Bridges With MSE Wall Supported Abutments (PDF 192KB)
03-2013 03/01/2013 Abutment Participation as Part of Earthquake Resisting System (PDF 179KB)
02-2013 02/08/2013 Placement of Post-tensioning Tendon and Anchorage Placement (PDF 46KB)
01-2013 01/17/2013 Lateral Confinement for Oversized Shafts for SDCs C and D (PDF 90KB)
     
14-2012 12/07/2012 STD Plans Noise Barrier Wall Type 11 (PDF 93KB)
13-2012 10/07/2012 Structural Design Recommendations of CFT and RCFT for Bridge Foundation (PDF 409KB)
12-2012 09/19/2012 Slab Shrinkage (PDF 20KB)
11-2012 09/14/2012 Disk Bearings (PDF 22KB)
10-2012 08/15/2012 Extension of Column Reinforcing Into Crossbeams (PDF 310KB)
09-2012 07/31/2012 Seismic Design of Underground Structures (PDF 104KB)
08-2012 07/04/2012 Extended Strands Continuity Design Criteria (PDF 101KB)
02-2012 02/06/2012 Guide Specifications for LRFD Seismic Bridge Design, 2nd Edition 2011 (PDF 248KB)
     
08-2011 12/09/2011 Moment Slab (PDF 93KB)
05-2011 10/07/2011 SEW Bridge Abutment Configuration (PDF 192KB)
04-2011 09/07/2011 WSDOT Policy For Use Of Seismic Isolation Bearings (PDF 33KB)
02-2011 07/20/2011 New LRFD Chapter 15 - Design Of Sound Barriers (PDF 163KB)
01-2011 04/19/2011 Fatigue Design Categories For Pole Structures (PDF 74KB)
     
08-2010 12/15/2010 Minimum Flexural Reinforcement
07-2010 06/28/2010 Bearing Resistance of Shaft Groups
06-2010 06/25/2010 Bridge Traffic Barrier
05-2010 06/01/2010 Unit Weight of Concrete
04-2010 05/20/2010 Bridge Load Rating Policy
03-2010 04/14/2010 Bridge Load Rating Policy
02-2010 02/16/2010 LRFD Guide Specifications for Pedestrian Bridges
01-2010 01/08/2010 Wall Type Design Specifications and Stamping Policy (PDF 48KB)
     
15-2009 02/10/2009 Use of SCC in Structural Applications
14-2009 10/28/2009 Prestressed Girder Dimensions and Allowable Concrete Compressive Stress
13-2009 10/06/2009 Design of Steel Reinforced Elastomeric Bearings
12-2009 08/20/2009 Confinement Reinforcement for Columns and Shafts
11-2009 07/17/2009 LRFD Guide Specs For Pedestrian Bridges
10-2009 07/15/2009 Skin Reinforcement Requirement
09-2009 07/07/2009 Interface Shear Transfer - Shear Friction Design
08-2009 06/23/2009 Reduced Column Base Fixity
07-2009 05/06/2009 Electronic Plan Sharing Policy
06-2009 04/22/2009 Curved Precast Girders
05-2009 04/16/2009 Computer Generated Design Calculations
04-2009 04/10/2009 AASHTO Guide Specifications for LRFD Seismic Bridge Design Amendments
03-2009 03/18/2009 Deep Foundation Program Options
02-2009 03/14/2009 Minimum Depth Limitations on Precast Slab Members
01-2009 02/10/2009 Skin Reinforcement Requirement
     
17-2008 12/15/2008 Load Rating Requirement for Complex Bridges
16-2008 12/12/2008 Approach Slab Details
15-2008 11/14/2008 AASHTO Guide Specifications for LRFD Seismic Bridge Design Amendments
14-2008 10/16/2008 Prestressed Girder Dimensions and Span Capability
13-2008 10/02/2008 Bridge Mounted Signs
12-2008 09/12/2008 Deep Foundation Program Options and Design Force Demand
11-2008 09/05/2008 Maximum Superstructure Length
10-2008 08/04/2008 Wall Type Design and Stamping/Signing Responsibilities for Special Design Retaining Walls
09-2008 07/28/2008 Full Depth Intermediate Diaphragms
08-2008 07/18/2008 Column-Shaft Connection Design and Detailing Recommendation
07-2008 06/18/2008 DFSAP Program Limitation
06-2008 06/04/2008 Bridge and Structures Office Contract Plan Seal and Signature Policy
05-2008 05/16/2008 Computer Generated Design Calculations
04-2008 05/16/2008 Positive Moment Connection at Intermediate Piers
03-2008 02/18/2008 Implementation of LRFD Guidelines for Seismic Bridge Design
02-2008 02/08/2008 STD Plan Retaining Wall
01-2008 01/29/2008 Steel Truss Bridge Gusset Plates
     
17-2007 12/31/2007 Implementation of LRFD Guidelines for Seismic Bridge Design
16-2007 12/06/2007 LRFD General Notes - Pile Foundation
15-2007 11/29/2007 Pipeline Encasement
14-2007 11/02/2007 Pile Types
13-2007 10/03/2007 New Limits for Long Span Prestressed Girders
12-2007 09/13/2007 LRFD Shear Design
11-2007 08/28/2007 Web bursting Reinforcement for Curved Post-Tensioned Bridges
10-2007 07/10/2007 Damaged Prestressed Girder Replacement Protocol
09-2007 05/24/2007 Load Factor for Live Load in Extreme Event I
08-2007 05/18/2007 Bridge Deck Overlay
07-2007 05/16/2007 Soldier Pile and Lagging Design Requirements
06-2007 04/30/2007 AASHTO LRFD 4th Edition 2007
05-2007 04/16/2007 Noise Barrier Wall on Bridges and Retaining Walls
04-2007 03/04/2007 Revisions to Prestress Losses
03-2007 02/28/2007 Stamping/Signing Responsibilities for Special Design Retaining Walls
02-2007 01/23/2007 Bridge Design Office Guidelines on QC/QA
01-2007 01/18/2007 Simplified Wind Load
     
11-2006 12/23/2006 Splitting Resistance of Pretensioned Anchorage Zones
10-2006 11/28/2006 Elastomeric Bearing for Prestressed Girders
09-2006 10/08/2006 Flexural Resistance Factor
08-2006 09/26/2006 ASTM A 706 Reinforcement Requirement
07-2006 08/26/2006 Restriction on CIP Reinforced Concrete Box Girder Superstructures
06-2006 08/20/2006 Design Guidance for Non-Redundant Steel Box Girder Bridges
05-2006 08/12/2006 A-Dimension Revisions
04-2006 07/26/2006 Spliced-Girder Closures
03-2006 07/06/2006 Electronic Plan Sharing Policy
02-2006 04/20/2006 CDF for Soldier Pile Tieback Walls
01-2006 02/27/2006 Concrete Deck Slab Reinforcement
     
05-2005 09/06/2005 LL Distribution Factor for CIP Box Girders
04-2005 09/06/2005 Use of Deck Members for Bridges
03-2005 04/06/2005 Steel Reinforced Elastomeric Bearing Design
02-2005 03/07/2005 Mylar Modification Policy
01-2005 03/01/2005 Prestressed Girder Dimensions
     
04-2004 08/16/2004 Cost Estimate Review Procedures
03-2004 07/22/2004 Shaft Design and Detailing Recommendations / Pile Detailing
02-2004 04/01/2004 Spiral Lap Splice Deleted
01-2004 03/18/2004 Release of Temporary Strands In Prestressed Girders
     
03-2003 11/20/2003 LRFD Deck Overhang Design Parameters
02-2003 10/28/2003 Column and Shaft Spirals Options
01-2003 08/21/2003 Detailing Procedure for Retaining Walls
     
13-2002 10/24/2002 BDM Section 9.2-4 Location of Confinement Zones, Extension of Reinforcing Into Crossbeams, Footings and Shafts
12-2002 09/30/2002 Concrete Deck Slab Details
11-2002 09/25/2002 Segment Limits For Steel Girders
10-2002 09/18/2002 Field Splice Tolerances
09-2002 09/17/2002 LRFD General Notes - Pile Foundation
08-2002 08/16/2002 Bridge Bearing Replacement Provisions
07-2002 07/23/2002 S-I-P Precast Concrete Deck Panel
06-2002 07/17/2002 Calculation of Shipping Losses in Prestressed Girders
05-2002 06/24/2002 Bridge Approach Slab Layout
04-2002 04/02/2002 CIP Fascia Panels on Soldier Piles
03-2002 03/19/2002 LRFD Shear Design
02-2002 02/26/2002 Hydraulic Jack Design Requirements
01-2002 02/25/2002 LRFD Seismic Design
     
16-2001 12/04/2001 LRFD Wingwall Design
15-2001 12/04/2001 Long Span Prestressed Girders
14-2001 11/09/2001 Bridge Approach Slabs
13-2001 10/23/2001 Hydraulic Jack Design Requirements
12-2001 09/18/2001 Prestressed Concrete and Steel I Girder Bridge Widening
11-2001 09/10/2001 LRFD Seismic Design
10-2001 08/17/2001 LRFD Deck Overhang Design
09-2001 07/12/2001 Anchor Bolt Specifications
08-2001 06/18/2001 Pretensioned Anchorage Zones
07-2001 06/18/2001 Shear Design
06-2001 06/11/2001 Steel Reinforced Elastomeric Bearings Method A Design Procedure
05-2001 06/04/2001 Bridge Drain Types 7 and 8
04-2001 05/24/2001 Abutment Backfill Load Case
03-2001 05/14/2001 Design Policy Memo - C-I-P Load Distribution
02-2001 04/24/2001 Prestressed Girder Stops - (Construction Plan Details)
01-2001 04/13/2001 Prestressed Girder Stops
     
10-2000 01/10/2000 Reinforced Elastomeric Bearing Pad Shims
07-2000 11/01/2000 BDM, Section 8.3.2-1 Bridge Traffic Barriers
06-2000 07/13/2000 Modification of Bridge and Structures Office Policy Shoring Design for Structures Adjacent to Railroads
05-2000 07/13/2000 AASHTO LRFD Article 5.8.3.5, Longitudinal Reinforcement Requirement
04-2000 04/30/2000 Archiving Design Calculations, Design Files, and S&E Files
03-2000 04/18/2000 Unit Weight of Reinforced Concrete
02-2000 04/17/2000 Approval to use of 11"x17" Paper Plan Sheets
01-2000 04/05/2000 Modification of Bridge and Structures Office Contract Plan Signature Policy

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