Guidelines for Design of Grade Separation Structures

( - all documents in pdf format)

SECTION I - Overhead Grade Separation Design Criteria

1. Overhead Grade Separation Data Sheet
2. Overhead Grade Separation Design Criteria
3. Standard Overhead Bridge Details - Permanent Clearances
   Details Sheet 1
4. Standard Overhead Bridge Details - Ditch and Drainage
   Details Sheet 3
5. Standard Overhead Bridge Details - Shoring Requirements
   Sheet 4

SECTION II - Underpass Grade Separation Design Criteria

1. Underpass Grade Separation Data Sheet
2. Underpass Grade Separation Design Criteria
3. Standard Underpass Bridge Details - Superstructure
   Layout Sheets 5 and 6
4. Standard Underpass Bridge Details - Handrail Details
   Sheet 7
5. Specifications for Steel
6. Specifications for Cast-in-Place Concrete
7. Specifications for Painting Shop Fabricated Bridge Steel
8. Guidelines for Design of Detour Tracks in Connection with Underpass Grade Separation
   1. Track Alignment Criteria
   2. Reverse Curve Diagram
   3. Standard Plan 7-02 Curve Superelevation
   4. Standard Plan 1-19 Roadbed Section Double Main
   5. Standard Plan 1-20 Rdbed Sec Single Main
   6. Standard Plan 1-21 Roadbed Section Heavy Tonnage

SECTION III - MISCELLANEOUS

1. Lateral Pressures from Train Loads
2. Guidelines for Under Track Culverts
3. Special Provisions for Protection of Railway Interests
4. Schedule for Review of Grade Separation Projects