<SUBMISSION>
<ACCESSION-NUMBER>0001299933-04-002179
<TYPE>8-K
<PUBLIC-DOCUMENT-COUNT>2
<PERIOD>20041209
<ITEMS>7.01
<ITEMS>9.01
<FILING-DATE>20041209
<DATE-OF-FILING-DATE-CHANGE>20041209
<FILER>
<COMPANY-DATA>
<CONFORMED-NAME>QUANTA SERVICES INC
<CIK>0001050915
<ASSIGNED-SIC>1731
<IRS-NUMBER>742851603
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>8-K
<ACT>34
<FILE-NUMBER>001-13831
<FILM-NUMBER>041194189
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>1360 POST OAK BLVD
<STREET2>SUITE 2100
<CITY>HOUSTON
<STATE>TX
<ZIP>77056
<PHONE>7133506000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>1360 POST OAK BLVD SUITE 2100
<CITY>HOUSTON
<STATE>TX
<ZIP>77056
</MAIL-ADDRESS>
</FILER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>htm_2126.htm
<DESCRIPTION>LIVE FILING
<TEXT>
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<TITLE> Quanta Services, Inc. (Form: 8-K) </TITLE>
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		UNITED STATES<BR>
	SECURITIES AND EXCHANGE COMMISSION
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	WASHINGTON, D.C. 20549
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	FORM 8-K
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	CURRENT REPORT
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	Pursuant to Section&nbsp;13 or 15(d) of the Securities Exchange Act of 1934
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	Date of Report (Date of Earliest Event Reported):
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	&nbsp;
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	December 9, 2004
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	Quanta Services, Inc.
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<BR>__________________________________________<BR>
	(Exact name of registrant as specified in its charter)
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	Delaware
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	1-13831
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	74-2851603
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_____________________<BR>
	(State or other jurisdiction
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_____________<BR>
	(Commission
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______________<BR>
	(I.R.S. Employer
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	of incorporation)
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	File Number)
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	Identification No.)
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	1360 Post Oak Boulevard, Suite 2100, Houston, Texas
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	&nbsp;
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	77056
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_________________________________<BR>
	(Address of principal executive offices)
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	&nbsp;
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___________<BR>
	(Zip Code)
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	Registrant&#146;s telephone number, including area code:
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	(713) 629-7600
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	Not Applicable
<BR>______________________________________________<BR>
	Former name or former address, if changed since last report
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	&nbsp;
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<!-- CoverPageRegistrant END --><P><FONT SIZE="2">
Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any
of the following provisions:</FONT>
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<P><FONT SIZE="2">
[&nbsp;&nbsp;]&nbsp;&nbsp;Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)<br>
[&nbsp;&nbsp;]&nbsp;&nbsp;Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)<br>
[&nbsp;&nbsp;]&nbsp;&nbsp;Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))<br>
[&nbsp;&nbsp;]&nbsp;&nbsp;Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))<br>
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	Item 7.01. Regulation FD Disclosure.
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On December 9, 2004, Quanta issued a press release announcing that it was informed of a secondary offering of 3,692,000 shares of its common stock. A copy of the press release is furnished herewith as an exhibit.
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	Item 9.01. Financial Statements and Exhibits.
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(c) Exhibits.<br><br>    99.1     Press Release of Quanta Services, Inc. dated December 9, 2004
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	SIGNATURES
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	Pursuant to the requirements of the Securities Exchange Act of 1934, the
	registrant has duly caused this report to be signed on its behalf by the
	undersigned hereunto duly authorized.
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	Quanta Services, Inc.
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	&nbsp;&nbsp;
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<I>
	December 9, 2004
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<I>
	By:
</I>
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	&nbsp;
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<I>
	Dana A. Gordon
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<I>
	Name: Dana A. Gordon
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<I>
	Title: Vice President - General Counsel
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	Exhibit&nbsp;Index
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	Exhibit No.
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	Description
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	99.1
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	&nbsp;
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Press Release of Quanta Services, Inc. dated December 9, 2004
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<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>exhibit1.htm
<DESCRIPTION>EX-99.1
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<TITLE> EX-99.1 </TITLE>
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<P align="right" style="font-size: 10pt"><FONT style="font-size: 26pt"> <B><I>PRESS RELEASE</I></B></FONT>


<DIV align="center">
<TABLE style="font-size: 26pt" cellspacing="0" border="0" cellpadding="0" width="95%">
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    <TD width="15%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="28%">&nbsp;</TD>
    <TD width="5%">&nbsp;</TD>
    <TD width="47%">&nbsp;</TD>
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<TR valign="bottom" style="font-size: 26pt">
    <TD colspan="3" valign="top" align="left"><FONT style="font-size: 14pt"><B>FOR IMMEDIATE RELEASE</B><BR></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>

<TR valign="bottom" style="font-size: 14pt">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top">&nbsp;</TD>
</TR>

<TR valign="bottom" style="font-size: 14pt">
    <TD valign="top"><DIV style="margin-left:0px; text-indent:-0px"><B>04-18</B><BR>
<FONT style="font-size: 10pt">Contacts:
</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><BR>
James Haddox, CFO<BR>
Reba Reid<BR>
Quanta Services, Inc.<BR>
713-629-7600
</TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><BR>
Ken Dennard / ksdennard@drg-e.com<BR>
Lisa Elliott / lelliott@drg-e.com<BR>
DRG&#038;E<BR>
713-529-6600</TD>
</TR>

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</DIV>



<P align="center" style="font-size: 10pt"><FONT style="font-size: 16pt"><B>FIRST RESERVE SELLS 3.69 MILLION SHARES OF<BR>
QUANTA SERVICES, INC. COMMON STOCK</B></FONT>



<P align="left" style="font-size: 16pt"><FONT style="font-size: 11pt"><B>Houston, December&nbsp;9, 2004 </B>&#150; Quanta Services, Inc. (NYSE: PWR) was informed today that First
Reserve Fund IX, L.P., a private investment fund managed by First Reserve Corporation, sold
3,692,000 shares of Quanta&#146;s common stock, or approximately $26&nbsp;million, in a public offering led
by J.P. Morgan Securities Inc. Quanta will not receive any proceeds from the offering.</FONT>


<P align="left" style="font-size: 11pt">A shelf registration statement relating to these securities was filed and has been previously
declared effective by the Securities and Exchange Commission (the &#147;SEC&#148;). The shares sold today
represent all of the shares remaining under this shelf registration statement. A prospectus
supplement relating to the offering will be filed by Quanta with the SEC and will be available on
the SEC&#146;s website at <U>www.sec.gov</U>. Printed copies of the prospectus supplement relating to
the offering may also be obtained, when available, from the Prospectus Department of J.P. Morgan
Securities Inc., Prospectus Department, One Chase Manhattan Plaza, Floor 5B, New York, NY 10081
(telephone no. 212-552-5164).


<P align="left" style="font-size: 11pt">This announcement does not constitute an offer to sell or a solicitation of an offer to buy the
securities described herein, nor shall there be any sale of these securities in any jurisdictions
in which such an offer, solicitation or sale would be unlawful.


<P align="left" style="font-size: 11pt">Quanta Services, Inc. is a leading provider of specialized contracting services, delivering
end-to-end network solutions for electric power, gas, telecommunications and cable television
industries. The company&#146;s comprehensive services include designing, installing, repairing and
maintaining network infrastructure nationwide.


<P align="left" style="font-size: 11pt">First Reserve Corporation, based in Greenwich, CT, is the largest and oldest private equity firm
specializing in the energy industry with $4.7&nbsp;billion under management across four active funds.


<P align="left" style="font-size: 11pt; text-indent: 21%"><FONT style="font-size: 12pt"># # #</FONT>



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