-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
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<SEC-DOCUMENT>0000902664-00-000169.txt : 20000215
<SEC-HEADER>0000902664-00-000169.hdr.sgml : 20000215
ACCESSION NUMBER:		0000902664-00-000169
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20000214
GROUP MEMBERS:		JEFFREY N. VINIK
GROUP MEMBERS:		MARK D. HOSTETTER
GROUP MEMBERS:		MICHAEL S. GORDON
GROUP MEMBERS:		VGH PARTNERS L L C
GROUP MEMBERS:		VGH PARTNERS, L.L.C.
GROUP MEMBERS:		VINIK ASSET MANAGEMENT, L.L.C.
GROUP MEMBERS:		VINIK ASSET MANAGEMENT, L.P.
GROUP MEMBERS:		VINIK PARTNERS, L.P.

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DYCOM INDUSTRIES INC
		CENTRAL INDEX KEY:			0000067215
		STANDARD INDUSTRIAL CLASSIFICATION:	WATER, SEWER, PIPELINE, COMM AND POWER LINE CONSTRUCTION [1623]
		IRS NUMBER:				591277135
		STATE OF INCORPORATION:			FL
		FISCAL YEAR END:			0729

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		
		SEC FILE NUMBER:	005-17472
		FILM NUMBER:		539868

	BUSINESS ADDRESS:	
		STREET 1:		4440 PGA BLVD.  STE 500
		STREET 2:		FIRST UNION CENTER
		CITY:			PALM BEACH GARDENS
		STATE:			FL
		ZIP:			33410
		BUSINESS PHONE:		5616277171

	MAIL ADDRESS:	
		STREET 1:		P O BOX 3524
		STREET 2:		SUITE 860
		CITY:			WEST PALM BEACH
		STATE:			FL
		ZIP:			33402

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MOBILE HOME DYNAMICS INC
		DATE OF NAME CHANGE:	19820302

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VGH PARTNERS L L C
		CENTRAL INDEX KEY:			0001027145
		STANDARD INDUSTRIAL CLASSIFICATION:	 []
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		260 FRANKLIN STREET
		STREET 2:		SUITE 1900
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
		BUSINESS PHONE:		6172045400

	MAIL ADDRESS:	
		STREET 1:		260 FRANKLIN STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<TEXT>


                        SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549
                                ________________

                                  SCHEDULE 13G
                                 (Rule 13d-102)
                                ________________

      INFORMATION TO BE INCLUDED IN STATEMENTS PURSUANT TO RULES 13d-1(b), (c)
              AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2
                 UNDER THE SECURITIES EXCHANGE ACT OF 1934
                            (Amendment No. 1)*


                              DYCOM INDUSTRIES, INC.
                                 (Name of Issuer)

                         Common Stock, $.33 1/3 par value
                         (Title of Class of Securities)

                                    267475101
                                  (CUSIP Number)

                                 December 31, 1999
               (Date of Event Which Requires Filing of this Statement)


     Check the appropriate box to designate the rule pursuant to which this
Schedule is filed:
     [ ]  Rule 13d-1(b)
     [X]  Rule 13d-1(c)
     [ ]  Rule 13d-1(d)

___________

     *  The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which
would alter the disclosures provided in a prior cover page.


     The information required in the remainder of this cover page shall not be
deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
Act of 1934 ("Act") or otherwise subject to the liabilities of that section of
the Act but shall be subject to all other provisions of the Act (however, see
the Notes).


<PAGE>


Schedule 13G                                                      PAGE 2 OF 12

CUSIP No. 267475101
_____________________________________________________________________________
     (1)  NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
               VGH Partners, L.L.C.
_____________________________________________________________________________
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                    (a)  [ ]
                                                                    (b)  [x]
_____________________________________________________________________________
     (3)  SEC USE ONLY

_____________________________________________________________________________
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION
               Delaware
_____________________________________________________________________________

NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                    0
OWNED BY       ______________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    0
_____________________________________________________________________________
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED
          BY EACH REPORTING PERSON
               0
_____________________________________________________________________________
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES                             [ ]
_____________________________________________________________________________
    (11)  PERCENT OF CLASS REPRESENTED
          BY AMOUNT IN ROW (9)
               0%
_____________________________________________________________________________
    (12)  TYPE OF REPORTING PERSON
               OO
_____________________________________________________________________________

<PAGE>


Schedule 13G                                                      PAGE 3 OF 12

CUSIP No. 267475101
_____________________________________________________________________________
     (1)  NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
               Vinik Partners, L.P.
_____________________________________________________________________________
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                    (a)  [ ]
                                                                    (b)  [x]
_____________________________________________________________________________
     (3)  SEC USE ONLY

_____________________________________________________________________________
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION
               Delaware
_____________________________________________________________________________

NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                    0
OWNED BY       ______________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    0
_____________________________________________________________________________
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED
          BY EACH REPORTING PERSON
               0
_____________________________________________________________________________
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES                             [ ]
_____________________________________________________________________________
    (11)  PERCENT OF CLASS REPRESENTED
          BY AMOUNT IN ROW (9)
               0%
_____________________________________________________________________________
    (12)  TYPE OF REPORTING PERSON
               OO
_____________________________________________________________________________


<PAGE>

Schedule 13G                                                      PAGE 4 OF 12

CUSIP No. 267475101
_____________________________________________________________________________
     (1)  NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
               Vinik Asset Management, L.P.
_____________________________________________________________________________
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                    (a)  [ ]
                                                                    (b)  [x]
_____________________________________________________________________________
     (3)  SEC USE ONLY

_____________________________________________________________________________
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION
               Delaware
_____________________________________________________________________________

NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                    0
OWNED BY       ______________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                    0
_____________________________________________________________________________
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED
          BY EACH REPORTING PERSON
               0
_____________________________________________________________________________
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES                             [ ]
_____________________________________________________________________________
    (11)  PERCENT OF CLASS REPRESENTED
          BY AMOUNT IN ROW (9)
               0%
_____________________________________________________________________________
    (12)  TYPE OF REPORTING PERSON
               OO
_____________________________________________________________________________

<PAGE>


Schedule 13G                                                     PAGE 5 OF 12

CUSIP No. 267475101
_____________________________________________________________________________
     (1)  NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
               Jeffrey N. Vinik
_____________________________________________________________________________
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                    (a)  [ ]
                                                                    (b)  [x]
_____________________________________________________________________________
     (3)  SEC USE ONLY

_____________________________________________________________________________
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION
          United States
_____________________________________________________________________________

NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                         0
OWNED BY       ______________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                         0
_____________________________________________________________________________
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED
          BY EACH REPORTING PERSON
               0
_____________________________________________________________________________
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES                             [ ]
_____________________________________________________________________________
    (11)  PERCENT OF CLASS REPRESENTED
          BY AMOUNT IN ROW (9)
               0%
_____________________________________________________________________________
    (12)  TYPE OF REPORTING PERSON
               IN
_____________________________________________________________________________



<PAGE>
Schedule 13G                                                     PAGE 6 OF 12

CUSIP No. 267475101
_____________________________________________________________________________
     (1)  NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
               Michael S. Gordon
_____________________________________________________________________________
     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                    (a)  [ ]
                                                                    (b)  [x]
_____________________________________________________________________________
     (3)  SEC USE ONLY

_____________________________________________________________________________
     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION
          United States
_____________________________________________________________________________

NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                         0
OWNED BY       ______________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                         0
_____________________________________________________________________________
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED
          BY EACH REPORTING PERSON
               0
_____________________________________________________________________________
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES                             [ ]
_____________________________________________________________________________

    (11)  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
               0%
_____________________________________________________________________________
    (12)  TYPE OF REPORTING PERSON
               IN
_____________________________________________________________________________

<PAGE>


Schedule 13G                                                     PAGE 7 OF 12

CUSIP No. 267475101
_____________________________________________________________________________

     (1)  NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
               Mark D. Hostetter
_____________________________________________________________________________

     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                    (a)  [ ]
                                                                    (b)  [x]
_____________________________________________________________________________

     (3)  SEC USE ONLY
_____________________________________________________________________________

     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION
          United States
_____________________________________________________________________________

NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                         0
OWNED BY       ______________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                         0
_____________________________________________________________________________
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED
          BY EACH REPORTING PERSON
               0
_____________________________________________________________________________
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES                             [ ]
_____________________________________________________________________________
    (11)  PERCENT OF CLASS REPRESENTED
          BY AMOUNT IN ROW (9)
               0%
_____________________________________________________________________________
    (12)  TYPE OF REPORTING PERSON
               IN
_____________________________________________________________________________
<PAGE>
Schedule 13G                                                     PAGE 8 OF 12

CUSIP No. 267475101
_____________________________________________________________________________

     (1)  NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
               Vinik Asset Management, L.L.C.
_____________________________________________________________________________

     (2)  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
                                                                    (a)  [ ]
                                                                    (b)  [x]
_____________________________________________________________________________

     (3)  SEC USE ONLY
_____________________________________________________________________________

     (4)  CITIZENSHIP OR PLACE OF ORGANIZATION
               Delaware
_____________________________________________________________________________

NUMBER OF      (5)  SOLE VOTING POWER
                    0
SHARES         ______________________________________________________________

BENEFICIALLY   (6)  SHARED VOTING POWER
                         0
OWNED BY       ______________________________________________________________

EACH           (7)  SOLE DISPOSITIVE POWER
                    0
REPORTING      ______________________________________________________________

PERSON WITH    (8)  SHARED DISPOSITIVE POWER
                         0
_____________________________________________________________________________
     (9)  AGGREGATE AMOUNT BENEFICIALLY OWNED
          BY EACH REPORTING PERSON
               0
_____________________________________________________________________________
    (10)  CHECK BOX IF THE AGGREGATE AMOUNT
          IN ROW (9) EXCLUDES CERTAIN SHARES                             [ ]
_____________________________________________________________________________
    (11)  PERCENT OF CLASS REPRESENTED
          BY AMOUNT IN ROW (9)
               0%
_____________________________________________________________________________
    (12)  TYPE OF REPORTING PERSON
               OO
_____________________________________________________________________________
<PAGE>
Schedule 13G                                                     PAGE 9 OF 12

       The Schedule 13G (the "Schedule 13G") initially filed on December 18,
1998 by VGH Partners, L.L.C. ("VGH"), Vinik Partners, L.P. ("Vinik Partners"),
Vinik Asset Management, L.P. ("VAM LP"), Jeffrey N. Vinik, Michael S. Gordon,
Mark D. Hostetter, and Vinik Asset Management, L.L.C. ("VAM LLC") relating to
the common stock, $.33 1/3 par value (the "Common Stock"), issued by Dycom
Industries, Inc. (the "Company") is hereby amended by this Amendment No. 1 to
the Schedule 13G as follows:

ITEM 4.   OWNERSHIP.
     A.  Vinik Partners and VGH
        (a)  Amount beneficially owned: 0
        (b)  Percent of class: 0%
        (c)  Number of shares as to which such person has:
                  (i)    sole power to vote or to direct the vote
                         0
                  (ii)   shared power to vote or to direct the vote
                         0
                  (iii)  sole power to dispose or to direct the disposition of
                         0
                  (iv)   shared power to dispose or to direct the disposition
                         of 0
                   Vinik Partners has the power to dispose of and the power to
                   vote the shares of Common Stock beneficially owned by it,
                   which power may be exercised by its general partner, VGH.
                   VGH owns directly no shares of Common Stock.  By reason of
                   the provisions of Rule 13d-3 of the Securities Exchange Act
                   of 1934 (the "Act"), VGH may be deemed to own beneficially
                   the shares owned by Vinik Partners.

     B.  VAM LP and VAM LLC
        (a)  Amount beneficially owned 0
        (b)  Percent of class: 0%


<PAGE

Schedule 13G                                                     PAGE 10 OF 12

        (c)  Number of shares as to which such person has:
                  (i)    sole power to vote or to direct the vote
                         0
                  (ii)   shared power to vote or to direct the vote
                         0
                  (iii)  sole power to dispose or to direct the disposition of
                         0
                  (iv)   shared power to dispose or to direct the disposition
                         of 0

                   Vinik Overseas Fund, Ltd. ("Vinik Overseas") is a party to
                   an investment management agreement with VAM LP pursuant to
                   which VAM LP has investment authority with respect to
                   securities held in such account.  Such authority includes
                   the power to dispose of and the power to vote securities
                   held in such account.  Such power may be exercised by VAM
                   LP's general partner, VAM LLC.  Neither VAM LP nor VAM LLC
                   owns directly any shares of Common Stock.  By reason of the
                   provisions of Rule 13d-3 of the Act, VAM LP and VAM LLC may
                   each be deemed to own beneficially shares held by Vinik
                   Overseas.

     C.  Jeffrey N. Vinik, Michael S. Gordon and Mark D. Hostetter
        (a)  Amount beneficially owned: 0
        (b)  Percent of class: 0%
        (c)  Number of shares as to which such person has:
                  (i)    sole power to vote or to direct the vote
                         0
                  (ii)   shared power to vote or to direct the vote
                         0
                  (iii)  sole power to dispose or to direct the disposition of
                         0
                  (iv)   shared power to dispose or to direct the disposition
                          of 0
                   Mr. Vinik, as the senior managing member of VGH and VAM
                   LLC, and Messrs. Gordon and Hostetter, as managing members
                   thereof, have shared power to dispose of and shared power
                   to vote the Common Stock beneficially owned by VGH and VAM
                   LLC.  None of Messrs. Vinik, Gordon and Hostetter directly
                   own any shares of Common Stock.  By reason of the
                   provisions of Rule 13d-3 of the Act, each may be deemed to
                   beneficially own the shares beneficially owned by Vinik
                   Partners and by Vinik Overseas.
<page

Schedule 13G                                               PAGE 11 of 12

ITEM 5.   OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.

          If this statement is being filed to report the fact that as of the
date hereof the reporting person has ceased to be the beneficial owner of more
than five percent of the class of securities check the following [x].

ITEM 10.  CERTIFICATION.  (if filing pursuant to Rule 13d-1(c))
          By signing below each Reporting Person certifies that, to the best
of its knowledge and belief, the securities referred to above were not
acquired and are not held for the purpose of or with the effect of changing or
influencing the control of the issuer of the securities and were not acquired
and not held in connection with or as a participant in any transaction having
that purpose or effect.

<PAGE>



Schedule 13G                                                     PAGE 12 OF 12

SIGNATURES

      After reasonable inquiry and to the best of our knowledge and belief,
the undersigned certify that the information set forth in this statement is
true, complete and correct.

DATED:  February 14, 2000           /s/ Jeffrey N. Vinik,
                                    JEFFREY N. VINIK, individually,
                                    as senior managing member of
                                    VGH Partners, L.L.C., on behalf
                                    of VINIK PARTNERS, L.P., as senior
                                    managing member of Vinik Asset Management,
                                    L.L.C., on behalf of VINIK ASSET
                                    MANAGEMENT, L.P., as senior managing
                                    member of VGH PARTNERS, L.L.C. and of
                                    VINIK ASSET MANAGEMENT, L.L.C.

                                    /s/ Michael S. Gordon, individually
                                    MICHAEL S. GORDON

                                    /s/ Mark D. Hostetter, individually
                                    MARK D. HOSTETTER





<PAGE>

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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