Top Guard Truncated Domes for FDOT E1O39 T.W.O.26 in Sarasota (Sarasota County) March 23, 2017 Posted by on March 23, 2017March 1, 2018 Top Guard black truncated domes installed +/-75 sq.ft. at US301 & 17th St in Sarasota (Sarasota County). Ajax is prime. Florida Safety Contractors is sub.