Load Rating for Standard Bridges – Final Report for TR-785

Moffitt, Stephen W.; Peterson, Jon E.; Seager, Payton D.; Malloy, Joseph T.; Pritchard, Ryan P.; Muhle, Shawn M.; Moffitt, Emmett M.

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Load Rating for Standard Bridges – Final Report for TR-785

2021-01-01
By Moffitt, Stephen W. ; Peterson, Jon E. ; Seager, Payton D. ; ...

File Language:

English

Details

Creators:

Moffitt, Stephen W. ; Peterson, Jon E. ; Seager, Payton D. ; Malloy, Joseph T. ; Pritchard, Ryan P. ; Muhle, Shawn M. ; Moffitt, Emmett M.
Corporate Creators:

HGM Associates Inc.
Corporate Contributors:

Iowa. Department of Transportation ; Iowa Highway Research Board ; United States. Department of Transportation. Federal Highway Administration
Subject/TRT Terms:

Bridge Load Posting Bridge Rating Analysis Bridges Compliance Load And Resistance Factor Design Load Factor Posts Specifications Standards Bridge Load Rating Structures
Publication/ Report Number:

TR-785
Resource Type:

Tech Report
Geographical Coverage:

Iowa;United States
Edition:

Final Report – March 16, 2020 - December 31, 2020
Corporate Publisher:

Iowa Highway Research Board
Abstract:

In this report, seventeen Iowa secondary and primary bridge standards for three types of bridges are rated utilizing the Load and Resistance Factor methodology and AASHTO BrR Bridge Rating software, Version 6.8.4.3001. Load ratings in this report are in compliance with the AASHTO Manual for Bridge Evaluation, 3rd Edition, with Interim Specifications through 2019, and the AASHTO LRFD Bridge Design Specifications, 8th Edition. All standards were rated as multilane structures with full impact load for design and legal trucks. Permit trucks were rated as Routine or Annual permits, >5000 ADTT in accordance with MBE Table B6A-45.
Format:

PDF
Funding:

Iowa DOT Contract No. 709AD
Collection(s):

US Transportation Collection
Main Document Checksum:

urn:sha-512:7d3d91a159564a0b254522fdac3b5fc7f80f8ac2eeec7d8e4b12f51d4dddd8bd7463c7d109845f4102eb7d1e1b4204b9f5c273078a2f6658ea0876910dfd215c
Download URL:

https://rosap.ntl.bts.gov/view/dot/79683/dot_79683_DS1.pdf
File Type:

[PDF - 1.67 MB ]

File Language:

English

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