TxDOT standard deck slab is 8.5 in. deep. Use of thinner concrete decks is not permitted.

Cover to reinforcing bars is 2.5 in. clear to the top mat and 1.25 in. clear to the bottom mat. Cover to bar ends is 2 in.

Maximum overhang is 3.33 ft. beyond the design section for negative moment specified in Article 4.6.2.1.6, but not more than 1.3 times the girder depth.

Minimum overhang is 0.5 ft. from top beam or flange edge except for spread slab and spread box beams, which have a 0 ft. minimum overhang.