CONSENT OF PRICEWATERHOUSECOOPERS LLP

Published on January 6, 2004


EXHIBIT 23.1

CONSENT OF INDEPENDENT ACCOUNTANTS

We hereby consent to the incorporation by reference in this Registration
Statement on Form S-3 of our report dated February 27, 2003 (except for the
matters discussed in Note 16, as to which the date is March 10, 2003 and except
for the changes related to the restatement of 2002 loss per share discussed in
Note 3, as to which the date is September 29, 2003) relating to the consolidated
financial statements of Quanta Services, Inc. and its subsidiaries for the year
ended December 31, 2002, which appears in Quanta Services, Inc. Annual Report on
Form 10-K/A for the year ended December 31, 2002. We also consent to the
references to us under the heading "Experts" in such Registration Statement.

/s/ PRICEWATERHOUSECOOPERS LLP

PricewaterhouseCoopers LLP
Houston, Texas
January 5, 2004