Tex. Gov't Code § 1505.058

As additional security, a municipality that acquires or constructs a bridge using bonds issued under this subchapter may pledge revenue from any project carried out in connection with the acquisition or construction of the bridge, including revenue or income from any submerged land reclaimed or reconstructed and any improvement built on the land, including a water main, gas main, storm sewer, sanitary sewer, sidewalk, or street.