Historic Bridge and Road

The following specifications define the materials used in old bridges still in use in Texas.

Year	Title	Format
1918	Specifications and Contracts
1920	Specifications: Roads and Bridges
1920	Specifications: Road and Bridge Construction in Travis County
1925	Standard Specifications for Road and Bridge Construction
1926	Road and Bridge Specifications
1934	Special Bridge Specifications
1935	Specifications for Design of Structures
1939	Bridge Specification Material Requirements
1950	Standard Specification for Road and Bridge Construction
1962	Standard Specification for Road and Bridge Construction
1972	Standard Specification Construction of Highways, Streets and Bridges
1982	Standard Specification Construction of Highways, Streets and Bridges
1993	Standard Specifications for Construction and Maintenance of Highways, Streets and Bridges
1995	Standard Specifications for Construction and Maintenance of Highways, Streets and Bridges (Metric)