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ACTIVE DESIGN MEMORANDUMS
MEMORANDUMS NOT INCLUDED IN THE LATEST UPDATE OF THE BRIDGE DESIGN MANUAL
Number Date Subject
07-2014
07/25/2014
Design Requirements for Temporary Bridges
06-2014
06/30/2014
Buried Structures
05-2014
05/06/2014
Bridge Anchor Types
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
14-2012
12/07/2012
STD Plans Noise Barrier Wall Type 11
INACTIVE DESIGN MEMORANDUMS
MEMORANDUMS INCLUDED IN THE LATEST UPDATE OF THE BRIDGE DESIGN MANUAL
Number Date Subject
04-2014
04/29/2014
Bridge Anchor Types
09-2013
11/14/2013
Elastic Design In Lieu of Overstrength Forces for Capacity Protection
08-2013
10/17/2013
Self-Consolidating Concrete for Bridges and Structures
07-2013
09/22/2013
Requirements for Partially Filled Steel Piles and Shafts
06-2013
08/07/2013
Intermediate Diaphragms for Prestressed Concrete Girder Bridges
05-2013
07/01/2013
Bridges With MSE Wall Supported Abutments
04-2013
05/23/2013
Self-Consolidating Concrete (SCC) for Prestressed Concrete Girder Bridges
03-2013
03/01/2013
Abutment Participation as Part of Earthquake Resisting System
02-2013
02/08/2013
Placement of Post-tensioning Tendon and Anchorage Placement
01-2013
01/17/2013
Lateral Confinement for Oversized Shafts for SDCs C and D
13-2012
10/07/2012
Structural Design Recommendations of CFT and RCFT for Bridge Foundation
12-2012
09/19/2012
Slab Shrinkage
11-2012
09/14/2012
Disk Bearings
10-2012
08/15/2012
Extension of Column Reinforcing Into Crossbeams
09-2012
07/31/2012
Seismic Design of Underground Structures
08-2012
07/04/2012
Extended Strands Continuity Design Criteria
07-2012
05/21/2012
Prestressed Girder Design Criteria
06-2012
05/08/2012
SE and Geosynthetic Wall Supported Abutments
05-2012
05/03/2012
SE Wall Supported Abutments
04-2012
04/13/2012
ASTM A706 Grade 80 Reinforcement
03-2012
02/14/2012
ASTM A706 Grade 80 Reinforcement
02-2012
02/06/2012
Guide Specifications for LRFD Seismic Bridge Design, 2nd Edition 2011
01-2012
01/24/2012
STD Plans Noise Barrier Walls
08-2011
12/09/2011
Moment Slab
07-2011
12/05/2011
Guidelines for Column Silos
06-2011
10/28/2011
WSDOT Policy for use of Transformed Section Properties
05-2011
10/07/2011
SEW Bridge Abutment Configuration
04-2011
09/07/2011
WSDOT Policy For Use Of Seismic Isolation Bearings
03-2011
08/05/2011
Damaged Girders in Existing Bridges
02-2011
07/20/2011
New LRFD Chapter 15 - Design Of Sound Barriers
01-2011
04/19/2011
Fatigue Design Categories For Pole Structures
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
15-2009
12/02/2009
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
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
10-2000
01/10/2000
Reinforced Elastomeric Bearing Pad Shims
08-1999
12/22/1999
Bridge Traffic Barrier Policy
07-1999
12/22/1999
Stiffness of RC Column in seismic analysis
06-1999
12/21/1999
Concrete Surface Finishes
05-1999
12/03/1999
BDM, Chapter 6 and Chapter 9 - Draft Updates
04-1999
08/17/1999
Approved Computer Software for Structural Design
03-1999
03/19/1999
Drilled Shafts Revisions to BDM
02-1999
02/22/1999
Prestressed Girder Design Procedures (LRFD)
01-1999
02/22/1999
Peak Ground Accelerations Used For Bridge Design
06-1998
08/20/1998
Pile Casing Sizes
05-1998
08/11/1998
Contract Administration Issues Bridge Designers Guide
04-1998
07/16/1998
Posting Bridge Design Schedule
03-1998
06/17/1998
Load Rating of Bridges
02-1998
06/16/1998
Change Orders and As-Built Drawings
01-1998
04/20/1998
Mechanically Stabilized Earth (MSE) Supported Abutments
05-1997
12/11/1997
Seismic retrofit of Columns
04-1997
08/08/1997
Peak Ground Acceleration Map Used for Bridge Design
03-1997
08/01/1997
LFD Fatigue Criteria
02-1997
07/29/1997
BDM Section 9.2-4 Location of Confinement Zones Extension of Confinement Reinforcing Into Crossbeams and Footings
01-1997
06/25/1997
Modification of Bridge & Structures Office Plan Signature Policy
02-1996
07/26/1996
Coordination with Bridge and Structures Office Architect
01-1996
02/05/1996
LFD Fatigue Criteria
12-1995
12/01/1995
Traffic Barrier Details
11-1995
08/17/1995
Drilled Shaft Foundations
10-1995
08/16/1995
LRFD - Section 3.10.3 Importance Categories
09-1995
08/10/1995
Modifications To BDM, Section 5.5.2,B
08-1995
08/10/1995
Minimum Velocity-Related Acceleration Coefficient for Western Washington
07-1995
08/10/1995
BDM Update Sheet Expansion Joint Details
06-1995
07/28/1995
Maximum Size of PT Tendons
05-1995
05/25/1995
Detailing Bolts
04-1995
03/20/1995
Prestressed Girder End Detailing at Intermediate Piers
03-1995
02/02/1995
Review of Preapproved Proprietary Retaining Wall Shop Drawings/Design
02-1995
01/23/1995
Drilled Shaft Foundations
01-1995
01/13/1995
Determination of Class Concrete for Bridge Design During Preparation of the Preliminary Bridge Plan
13-1994
12/30/1994
Concrete Fill for Soldier Pile Walls
12-1994
10/21/1994
Review of Shop Drawings for Post Tensioned Structures
11-1994
09/27/1994
Determination of Class of Concrete for Bridge Design During Preparation of the Preliminary Bridge Plan
10-1994
07/19/1994
Prestressed Girder Straight Strand Patterns
09-1994
07/07/1994
Architectural Columns - Detailing for EQ Resistance
08-1994
05/02/1994
Designing Bridges for Future Overlay
07-1994
05/02/1994
Use of Approach Slabs for Bridge Ends
06-1994
05/02/1994
Detailing for Roadway Slab With Roadway Crown Between Girders
05-1994
05/02/1994
Catwalks on VMS Sign Supports
04-1994
04/28/1994
Expansion Joints on Bridges
03-1994
03/07/1994
Positive Longitudinal EQ Moment at Interior Pier for a Continuous Concrete Bridge
02-1994
03/02/1994
Use of HS-25 Load as a "Design" Load
01-1994
03/02/1994
AASHTO Section 5.5.5,F. S. of Sliding for Retaining Walls

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