Top Guard Truncated Domes for FDOT E7K02 in Largo (Pinellas County) November 2, 2015 emunoz Posted by emunoz on November 2, 2015June 6, 2017 Top Guard yellow detectable warnings installed +/-54 locations (+/-841 sq.ft.) from Seminole Blvd to high;and Ave in Largo (Pinellas County). FDOT contract E7K02. Ajax as prime.