Top Guard Truncated Domes for FDOT E7L33 W.D.4 in New Port Richey (Pasco County) November 17, 2016 Posted by on November 17, 2016March 15, 2018 Top Guard yellow Truncated Domes installed +/-850 sq.ft. along SR 54 from Little Rd to Grand Ave in New Port Richey (Pasco County). FDOT contract E7L33. Roadway Concepts as prime.