Load ratings for standard bridges.
APA Citation
Iowa Highway Research Board., Iowa. Highway Division. (1982). Load ratings for standard bridges. Ames, Iowa: Highway Division, Iowa Department of Transportation.
MLA Citation
Iowa Highway Research Board, and Iowa. Highway Division. Load Ratings for Standard Bridges. Ames, Iowa: Highway Division, Iowa Department of Transportation, 1982.
Warning: These citations may not always be complete (especially for serials).