EXHIBIT 3.32(A)

    STATE OF DELAWARE
    SECRETARY OF STATE
DIVISION OF CORPORATIONS
FILED 09:00 AM 07/18/1995
   950159545 -- 2525165

                         CERTIFICATE OF INCORPORATION

                                      OF

                         HERITAGE MINING COMPANY, INC.


                                  ARTICLE ONE
                                  -----------

          The name of the corporation is Heritage Mining Company, Inc.
     (hereinafter called the "Corporation").

                                  ARTICLE TWO
                                  -----------

          The address of the Corporation's registered office in the state of
     Delaware as 1013 Centre Road, Wilmington, Delaware 19805, in the City of
     Wilmington County of New Castle. The name of its registered agent at such
     address is Corporation Service Company.

                                 ARTICLE THREE
                                 -------------

          The purpose of the Corporation is to engage in any lawful act or
     activity for which corporations may be organized under the General
     Corporation Law of Delaware

                                 ARTICLE FOUR
                                 ------------

          The total number of shares which the Corporation shall have the
     authority to issue is One Hundred (100) shares, all of which shall be
     shares of Common Stock, par value $.01 per share.

                                 ARTICLE FIVE
                                 ------------

          The name and mailing address of the incorporator are as follows:
 
          Name                               Address
          ----                               -------

          Eileen C. McNamara                 c/o Kirkland & Ellis
                                             153 East 53rd Street
                                             39th Floor
                                             New York, NY 10022

                                  ARTICLE SIX
                                  -----------

          The directors shall have the power to adopt, amend or repeal By-Laws,
     except as may otherwise be provided in the By-Laws.

 
                                 ARTICLE SEVEN
                                 -------------

          The personal liability of the directors of the Corporation is hereby
eliminated to the fullest extent permitted by Paragraph (7) of Subsection (b) of
Section 102 of the General Corporation Law of the State of Delaware, as the same
may be amended or supplemented.

                                 ARTICLE EIGHT
                                 -------------

          The Corporation expressly elects not to be governed by Section 203 of
the General Corporation Law of the State of Delaware.

                                 ARTICLE NINE
                                 ------------
 
          The Corporation reserves the right to amend or repeal any provisions
contained in this Certificate of Incorporation from time to time and at any time
in the manner now or hereafter prescribed by the laws of the State of Delaware,
and all rights conferred upon stockholders and directors are granted subject to
such reservation.


          I, the undersigned being the sole Incorporator hereinbefore named for
the purpose of forming a corporation in pursuance of the General Corporation Law
of the State of Delaware, do make and file this Certificate, hereby declaring
and certifying that the facts herein stated are true, and accordingly have
hereunto set my hand this 18th day of July, 1995.


                                            /s/ Eileen C. McNamara 
                                            -------------------------------
                                            Eileen C. McNamara
                                            Sole Incorporator

 
                                                            STATE OF DELAWARE 
                                                           SECRETARY OF STATE
                                                       DIVISION OF CORPORATIONS
                                                      FILED 09:00 AM 12/07/1995
                                                         950286160 - 2525165
  
                          CERTIFICATE OF AMENDMENT  
                                      TO
                         CERTIFICATE OF INCORPORATION
                                      OF
                         HERITAGE MINING COMPANY, INC.

          The undersigned, being the President and Secretary, respectively, of
Heritage Mining Company, Inc., a corporation and existing under and by virtue of
the General Corporation Law of the State of Delaware (the "Corporation"), do
hereby certify as follows:

          1.       That the Directors of the Corporation pursuant to a Written 
          Consent and in accordance with Sections 141(F) and 242 of the General
          Corporation Law of the State of Delaware, adopted the resolution set
          forth below proposing an amendment to the Certificate of Incorporation
          of the Corporation (the "Amendment") and further directed that the
          Amendment be submitted to the stockholders of the Corporation entitled
          to vote thereon for their consideration and approval:

                   RESOLVED, that the Certificate of Incorporation of the
          Corporation be amended by deleting Article First and creating a new
          Article First to read as following (the "Amendment"):
 
                   "FIRST: The name of the corporation is Heritage Mining
          Company (hereinafter called "the Corporation" or "this Corporation")."

          2.       That the Sole Stockholder of the Corporation, by written 
          consent, approved and adopted the Amendment in accordance with
          Sections 228 and 242 of the General Corporation Law of the State of
          Delaware.


         IN WITNESS WHEREOF, the undersigned, being the Vice President and
Secretary hereinabove named, for the purpose of amending the Certificate of
Incorporation of the Corporation pursuant to the General Corporation Law of the
State of Delaware, under penalties of perjury do each hereby declare and certify
that this is the act and deed of the Corporation and the facts stated herein are
true, and accordingly have hereunto signed this Certificate of Amendment to
Certificate of Incorporation this 4th day of December, 1995.



                         By: /s/ Michael A. Kafoury   
                             ---------------------------
                             Michael A. Kafoury
                             Secretary