0000899243-01-501888 8-K 1 20011130 5 20011130 QUANTA SERVICES INC 0001050915 1731 742851603 DE 1231 8-K 34 001-13831 1804238 1360 POST OAK BLVD SUITE 2100 HOUSTON TX 77056 7133506000 1360 POST OAK BLVD SUITE 2100 HOUSTON TX 77056 8-K 1 d8k.txt CURRENT REPORT