Texas Transportation Code - TRANSP § 201.803. Information for Road Construction and Maintenance

(a) The department shall collect information and compile statistics about the mileage, character, and condition of public roads in each county and the cost of construction of the classes of roads in the county.

(b) The department shall investigate and determine the methods of road construction best adapted to different sections of the state.

(c) The department shall establish standards for the construction and maintenance of highways, bridges, and ferries, considering natural conditions and the character and adaptability of road building material in the counties of the state.

(d) The department may be consulted, at all reasonable times, by county and municipal officials for any information or assistance the department can give concerning the highways in the county or municipality. The department shall provide the requested information.

(e) The department may request from county and municipal officials any information necessary for the performance of the department's duties under this section.

(f) Before any proceeds from the sale of bonds or other legal obligations issued by a county or a subdivision or defined district of a county are spent for road construction by the commissioners court of the county or under its direction, the commissioners court shall obtain from the department information and advice on the general plans and specifications for the road construction to be undertaken. On request of a county commissioners court, the department shall consider and advise the commissioners court on those plans and specifications.