Texas Transportation Code - TRANSP § 254.002. Petition for Drainage Construction

(1) the signatures of at least 100 registered voters of the county;

(2) a statement of the necessity for and availability of the drainage system;

(3) the number of miles of public roads, as accurately as possible;

(4) the width and depth of the ditches to be built along the first-class roads;

(5) the name and location of each natural waterway crossed by the county's first-class roads;

(6) the distance of each waterway from another along the first-class roads;  and

(7) the names and residences, if known, of each owner of real property adjacent to or within one mile of each first-class road.