0000909518-04-000228 424B3 1 20040308 QUANTA SERVICES INC 0001050915 1731 742851603 DE 1231 424B3 33 333-111738 04655327 1360 POST OAK BLVD SUITE 2100 HOUSTON TX 77056 7133506000 1360 POST OAK BLVD SUITE 2100 HOUSTON TX 77056 424B3 1 mv3-8_424b3.txt