You need to upgrade your Flash Player
Download the most recent Flash plugin here.

LRFD Design Manual

December 30, 2011

The Bridge Design Manual is currently being rewritten. As sections are completed, they will be added to this page.

CADD bridge standard plan files and design manual and commentary disclaimer

Summary of updates to manual


Preface

(06/17/11)
Commentary (06/17/11))

1. Introduction

(12/16/11)
Commentary (12/16/11)

2. General Design

(12/16/11)

Commentary (06/17/11)

3. Preliminary Design

 
  3.1 General (06/17/11) Commentary (06/17/11)
  3.2 Bridges
    3.2.1 Identification numbers (06/17/11) Commentary (06/17/11)
    3.2.2 Stream and river crossings (06/17/11) Commentary (06/17/11)
    3.2.3 Highway crossings (12/16/11) Commentary (06/17/11)
    3.2.4 Railroad crossings (06/17/11) Commentary (06/17/11)
    3.2.5 Pedestrian and shared use path crossings (12/16/11) Commentary (06/17/11)
    3.2.6 Superstructures (06/17/11) Commentary (06/17/11)
    3.2.7 Substructures (12/16/11) Commentary (06/17/11)
    3.2.8 Cost estimates (06/17/11) Commentary (06/17/11)
    3.2.9 Preliminary situation plans (06/17/11) Commentary (06/17/11)
    3.2.10 Permits and approvals (06/17/11) Commentary (06/17/11)
    3.2.11 Forms (06/17/11) Commentary (06/17/11)

5. Bridge Superstructure Design

  5.1 General (06/17/11)
  5.2 Deck (06/20/11) Commentary (06/20/11)
  5.3 Haunch (12/01/10) ASD/LFD manual section Commentary (12/02/10)
  5.4 Pretensioned Prestressed Concrete Girder (12/16/11) Commentary (12/16/11)
  5.5 Steel Girder (12/28/11) Commentary (12/16/11)
  5.6 Concrete Slab (12/16/11) Commentary (06/20/11)
  5.7 Bearings (12/16/11) Commentary (06/17/11)
  5.8 Additional Components
    5.8.1 Railings (12/16/11) Commentary (12/02/10)
    5.8.3 Expansion Joint (06/17/11) Commentary (06/17/11)
    5.8.4 Deck Drains (06/17/11) Commentary (06/17/11)

6. Bridge Substructure Design

  6.1 General (11/30/10) Commentary (12/02/10)
  6.2 Piles (12/16/11) Commentary (06/17/11)
  6.3 Drilled Shafts (06/17/11) Commentary (06/17/11)
  6.4 Spread Footings (12/16/11) Commentary (12/02/10) 
  6.5 Abutments (12/16/11)  Commentary (06/17/11) 
  6.6 Piers (12/16/11) Commentary (12/16/11)

Appendix for Technical Documents (06/30/09)

8. Culverts

(10/04/11)   ASD/LFD manual section

9. Bridge and Culvert Inspection, Rating and Repair

  9.1 Bridge Repair (12/19/11) Commentary (12/16/11)

10. Special Structures

  10.2 Sign Supports (12/01/10)  ASD/LFD manual section Commentary (12/02/10)

11. CADD Notes

(12/16/11)
Commentary (12/16/11)

LRFD Steel Design Examples