AASHTO CSDIM
Culvert & Storm Drain System Inspection Guide
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| Organization: | AASHTO |
| Publication Date: | 1 January 2020 |
| Status: | active |
| Page Count: | 290 |
scope:
INTRODUCTION TO THE GUIDE
In 1986, the Federal Highway Administration (FHWA) published the Culvert Inspection Manual as a supplement to the Bridge Inspector's Training Manual 70. This Guide updates the 1986 manual to address the need to inventory, quantify, and rate the condition of in-service culverts and to update the inspection and rating criteria to incorporate over 30 years of change since the original publication.
Document History
AASHTO CSDIM
January 1, 2020
Culvert & Storm Drain System Inspection Guide
INTRODUCTION TO THE GUIDE
In 1986, the Federal Highway Administration (FHWA) published the Culvert Inspection Manual as a supplement to the Bridge Inspector’s Training Manual 70. This Guide updates...