202 - General Design and Location Features
202.3 - LOCATION FEATURES
202.3.3 - Clearances
220.127.116.11 - Railroad Overpass
|The following shall supplement A18.104.22.168:
Railroad overpasses shall meet the minimum horizontal and vertical clearances as stipulated in Section 22.214.171.124 – Over Railroads and Section 126.96.36.199 – Over Railroads herein.
202.5 - DESIGN OBJECTIVES
202.5.2 - Serviceability
188.8.131.52 - Deformations
184.108.40.206.2 - Criteria for Deflection
|The deflection control provisions of A220.127.116.11.2 shall apply to all bridge designs as modified below:
The following shall replace the third bullet of the third paragraph:
The following shall supplement AC18.104.22.168.2:
The weight of barriers, railings, or other secondary members shall be included for deflection and design. Only the stiffness of these items should be neglected.
22.214.171.124.3 - Optional Criteria for Span-to-Depth Ratios
|The span-to-depth ratio provisions of A126.96.36.199.3 shall apply to all bridge designs.|
188.8.131.52 - Consideration of Future Widening
184.108.40.206.1 - Exterior Beams on Multi-Beam Bridges
|The following shall replace A220.127.116.11.1:
The load-carrying capacity of exterior beams shall not be less than the load-carrying capacity of an interior beam unless specifically approved by the Bridge Design Engineer.
The following shall supplement AC18.104.22.168.1:
The stiffness of the interior and exterior beams should be relatively equal.
202.6 - HYDROLOGY AND HYDRAULICS
202.6.3 - Hydrologic Analysis
|The following shall supplement A2.6.3:
Hydrologic analysis shall be completed in accordance with Section 104 – Hydrology and Hydraulics.
202.6.4 - Hydraulic Analysis
22.214.171.124 - General
|The following shall supplement A126.96.36.199:
Hydraulic analysis shall be completed in accordance with Section 104 – Hydrology and Hydraulics.
202.6.6 - Roadway Drainage
188.8.131.52 - Design Storm
|The following shall replace A184.108.40.206:
The design storm for bridge deck drainage shall be determined in accordance with Section 104 – Hydrology and Hydraulics herein and Section 6.3 – Design Criteria of the Road Design Manual.
220.127.116.11 - Discharge from Deck Drains
|The deck drain provisions of A18.104.22.168 shall apply to all bridge designs, but as modified below.
The following shall replace the first bullet of the second paragraph: