SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                  SCHEDULE 13G
                                (Rule 13d - 102)

  INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO 13d-1(b), (c) AND
             (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2(b)

                               (Amendment No. 1)*


                              Willbros Group, Inc.
                                (Name of Issuer)

                                  Common Stock
                         (Title of Class of Securities)

                                    969199108
                                 (CUSIP Number)

                                 January 1, 2002
            (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
disclosures provided in a prior cover page.

The information required on 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).







1.       NAMES OF REPORTING PERSONS
         I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

                  Sage Opportunity Fund, L.P.

2.       CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

         (a)      [x]
         (b)      [ ]

3.       SEC USE ONLY

4.       CITIZENSHIP OR PLACE OF ORGANIZATION

                  Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH:

5.       SOLE VOTING POWER

                  0

6.       SHARED VOTING POWER

                  94,000

7.       SOLE DISPOSITIVE POWER

                  0

8.       SHARED DISPOSITIVE POWER

                  94,000

9.       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                  94,000

10.      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)
         EXCLUDES CERTAIN SHARES*   [ ]

11.      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                  0.6%

12.      TYPE OF REPORTING PERSON*

                  PN

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!







1.       NAMES OF REPORTING PERSONS
         I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

                  Sage Master Investments Ltd.

2.       CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

         (a)      [x]
         (b)      [ ]

3.       SEC USE ONLY

4.       CITIZENSHIP OR PLACE OF ORGANIZATION

                  Cayman Islands

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH:

5.       SOLE VOTING POWER

                  0

6.       SHARED VOTING POWER

                  751,180

7.       SOLE DISPOSITIVE POWER

                  0

8.       SHARED DISPOSITIVE POWER

                  751,180

9.       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                  751,180

10.      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)
         EXCLUDES CERTAIN SHARES*   [ ]

11.      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                  5.1%

12.      TYPE OF REPORTING PERSON*

                  CO

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!







1.       NAMES OF REPORTING PERSONS
         I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

                  Sage Asset Management, L.L.C.

2.       CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

         (a)      [x]
         (b)      [ ]

3.       SEC USE ONLY

4.       CITIZENSHIP OR PLACE OF ORGANIZATION

                  Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH:

5.       SOLE VOTING POWER

                  0

6.       SHARED VOTING POWER

                  845,180

7.       SOLE DISPOSITIVE POWER

                  0

8.       SHARED DISPOSITIVE POWER

                  845,180

9.       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                  845,180

10.      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)
         EXCLUDES CERTAIN SHARES*   [ ]

11.      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                  5.7%

12.      TYPE OF REPORTING PERSON*

                  OO

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!







1.       NAMES OF REPORTING PERSONS
         I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

                  Barry Haimes

2.       CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

         (a)      [x]
         (b)      [ ]

3.       SEC USE ONLY

4.       CITIZENSHIP OR PLACE OF ORGANIZATION

                  United States

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5.       SOLE VOTING POWER

                  0

6.       SHARED VOTING POWER

                  845,180

7.       SOLE DISPOSITIVE POWER

                  0

8.       SHARED DISPOSITIVE POWER

                  845,180

9.       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                  845,180

10.      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)
         EXCLUDES CERTAIN SHARES*   [ ]

11.      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                  5.7%

12.      TYPE OF REPORTING PERSON*

                  IN

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!







1.       NAMES OF REPORTING PERSONS
         I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

                  Katherine Hensel

2.       CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

         (a)      [x]
         (b)      [ ]

3.       SEC USE ONLY

4.       CITIZENSHIP OR PLACE OF ORGANIZATION

                  United States

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5.       SOLE VOTING POWER

                  0

6.       SHARED VOTING POWER

                  845,180

7.       SOLE DISPOSITIVE POWER

                  0

8.       SHARED DISPOSITIVE POWER

                  845,180

9.       AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

                  845,180

10.      CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)
         EXCLUDES CERTAIN SHARES*   [ ]

11.      PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

                  5.7%

12.      TYPE OF REPORTING PERSON*

                  IN

                      *SEE INSTRUCTIONS BEFORE FILLING OUT!








     This  statement is filed  pursuant to Rule 13d-2(b)  promulgated  under the
Securities  Exchange  Act of 1934,  as  amended,  with  respect to the shares of
common  stock (the  "Common  Stock") of  Willbros  Group,  Inc.  (the  "Issuer")
beneficially  owned by the  Reporting  Persons  (as such term is defined in Item
2(a) below) as of February 6, 2002 and amends and  supplements  the Schedule 13G
dated  April 5, 2001 (the  "Schedule  13G")  previously  filed by the  Reporting
Persons in connection  with its beneficial  ownership of shares of Common Stock.
Except as set forth herein, the Schedule 13G is unmodified.

Item 2(a).        Name of Persons Filing:

     The names of the persons  filing this  statement on Schedule 13G are:  Sage
Opportunity  Fund, L.P., a Delaware limited  partnership  ("Sage"),  Sage Master
Investments Ltd., a Cayman Islands exempted company ("Sage Master"),  Sage Asset
Management,  L.L.C., a Delaware limited liability company ("SAM"),  Barry Haimes
and Katherine Hensel (collectively, the "Reporting Persons").

Item 2(b).        Address of Principal Business Office or, if None, Residence:

     The principal  business address for Sage, SAM, Mr. Haimes and Ms. Hensel is
153 East 53rd  Street,  48th  Floor,  New York,  New York 10022.  The  principal
business  address for Sage Master is c/o Huntlaw  Corporate  Services Ltd., P.O.
Box 1350 GT, The Huntlaw Building, Grand Cayman, Cayman Islands.

Item 2(c).        Citizenship:

     Sage is a Delaware  limited  partnership,  Sage Master is a Cayman  Islands
exempted company,  SAM is a Delaware limited liability company,  and each of Mr.
Haimes and Ms. Hensel is a citizen of the United States.

Item 4.   Ownership.

     Provide  the  following  information  regarding  the  aggregate  number and
percentage of the class of securities of the issuer identified in Item 1.

     (a) Amount beneficially owned:

     Sage,  beneficially  owns  94,000  shares  of  Common  Stock.  Sage  Master
beneficially  owns 751,180 shares of Common Stock. SAM solely in its capacity as
investment manager of Sage Master and as a general partner of Sage, beneficially
owns 845,180 shares of Common Stock.  Barry Haimes and Katherine Hensel,  solely
in their  capacity as  co-portfolio  managers  of SAM,  each  beneficially  owns
845,180 shares of Common Stock.




     (b) Percent of class:

     The Reporting Persons aggregate  beneficial  ownership of 845,180 shares of
Common Stock constitutes 5.7% of all of the outstanding shares of Common Stock.

     (c) Number of shares as to which such person has:

                  (i)  Sole power to vote or to direct the vote

                  Not applicable.

                  (ii)  Shared power to vote or to direct the vote

                  Sage has shared  power with SAM,  Mr. Haimes  and Ms. Hensel
                  to vote or direct the vote of 94,000  shares of Common Stock.

                  Sage Master has shared  power with SAM,  Mr. Haimes and
                  Ms. Hensel to vote or direct the vote of 751,180 shares of
                  Common Stock.

                  SAM, Mr. Haimes and Ms. Hensel have shared power to vote or
                  direct the vote of 845,180 shares of Common Stock.

                  (iii)  Sole power to dispose or to direct the disposition of

                  Not applicable.

                  (iv)  Shared power to dispose or to direct the disposition of

                  Sage has shared power with SAM, Mr. Haimes and Ms. Hensel to
                  dispose or direct the  disposition of 94,000 shares of
                  Common Stock.

                  Sage Master has shared power with SAM, Mr. Haimes and
                  Ms. Hensel to dispose or direct the disposition of 751,180
                  shares of Common Stock.

                  SAM, Mr. Haimes and Ms.  Hensel have shared power to
                  dispose or direct the disposition of 845,180 shares of
                  Common Stock.


Item 8.   Identification and Classification of Members of the Group.

        See Exhibit B attached hereto.








Item 10.  Certifications.

         By signing below the undersigned 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 are not held in connection with or as a
         participant in any transaction having that purpose or effect.


                                   SIGNATURES

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

Dated:  February 13, 2002

          SAGE OPPORTUNITY FUND, L.P.
          By: Sage Asset Management, L.L.C., as general partner


                   By: /s/ Barry Haimes
                             Barry Haimes
                             Managing Member

          SAGE MASTER INVESTMENTS LTD.


          By: /s/ Barry Haimes
                   Barry Haimes
                   Director

          SAGE ASSET MANAGEMENT, L.L.C.


          By: /s/ Barry Haimes
                   Barry Haimes
                   Managing Member



          /s/ Barry Haimes
            Barry Haimes



          /s/ Katherine Hensel
            Katherine Hensel










                                    EXHIBIT A
                             JOINT FILING AGREEMENT

          The undersigned hereby agree that the statement on Schedule 13G with
respect to the Common Stock of Willbros Group, Inc. dated February ___, 2002 is,
and any further amendments thereto signed by each of the undersigned shall be,
filed on behalf of each of the undersigned pursuant to and in accordance with
the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as
amended.

Dated:  February 13, 2002

          SAGE OPPORTUNITY FUND, L.P.
          By: Sage Asset Management, L.L.C., as general partner


                   By: /s/ Barry Haimes
                             Barry Haimes
                             Managing Member

          SAGE MASTER INVESTMENTS LTD.


          By: /s/ Barry Haimes
                   Barry Haimes
                   Director

          SAGE ASSET MANAGEMENT, L.L.C.


          By: /s/ Barry Haimes
                   Barry Haimes
                   Managing Member



          /s/ Barry Haimes
             Barry Haimes



          /s/ Katherine Hensel
             Katherine Hensel







                                    EXHIBIT B
                     IDENTIFICATION OF MEMBERS OF THE GROUP


Sage Opportunity Fund, L.P.
Sage Master Investments Ltd.
Sage Asset Management, L.L.C.
Barry Haimes
Katherine Hensel