Top Guard Truncated Domes for FDOT E7J81 T.W.O.30 in St Petersburg (Pinellas County) June 8, 2017 Posted by on June 8, 2017February 13, 2018 Top Guard red truncated domes installed +/-100 sq.ft. at 5th Ave S and 4th St. in St. Petersburg (Pinellas County). Cone&Graham is prime.