0000950129-04-009755 8-K 1 20041209 1.02 20041215 20041215 QUANTA SERVICES INC 0001050915 1731 742851603 DE 1231 8-K 34 001-13831 041203450 1360 POST OAK BLVD SUITE 2100 HOUSTON TX 77056 7133506000 1360 POST OAK BLVD SUITE 2100 HOUSTON TX 77056 8-K 1 h20849e8vk.htm QUANTA SERVICES, INC.- DECEMBER 9, 2004