1 EXHIBIT 10.11.2 AMENDMENT NO. 1 TO THE OPERATING AGREEMENT OF SHELBY ENERGY GROUP, L.L.C. This Amendment No. 1 to the Operating Agreement of Shelby Energy Group, L.L.C., is made as of the 9th day of April, 1997, by and among the undersigned who constitute all of the Members of Shelby Energy Group, L.L.C., a Delaware limited liability company (the "Company"). W I T N E S S E T H: WHEREAS, the Members of the Company are parties to that certain Operating Agreement of the Company effective as of the 18th day of February, 1997 (the "Operating Agreement"); WHEREAS, contemporaneously herewith, Simba Group, Inc., a Delaware corporation, has transferred and assigned its fifty percent (50%) Membership Interest (and all Membership Units issued in connection therewith) to Anker-Alabama, L.L.C., a Delaware limited liability company; WHEREAS, in connection with the aforesaid transfer and assignment, the Members of the Company believe it to be desirable and in the best interests of the Company to amend the Operating Agreement of the Company in order to replace Exhibit A and Exhibit B of the Operating Agreement; NOW, THEREFORE, in consideration of the premises and mutual covenants contained herein, and for other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties hereto agree to amend the Operating Agreement as follows: 1. Definitions. Terms used herein but not otherwise defined shall have the same meaning as ascribed to them in the Operating Agreement. 2. Exhibit A. The undersigned, constituting all of the Members of the Company, hereby agree that Exhibit A to the Operating Agreement, which sets forth the names and addresses of the Members and the number of Membership Units held by the Members, shall be amended by and replaced with Exhibit A attached hereto. 3. Exhibit B. The undersigned, constituting all of the Members of the Company, hereby agree that Exhibit B to the Operating Agreement, which sets forth the names and addresses of the Members, the Initial Delayed Capital Contributions to be made by the 1 2 Members and the number of Membership Units to be issued to the Members in connection with the Initial Delayed Capital Contributions, shall be amended by and replaced with Exhibit B attached hereto. 4. Simba Group References. The undersigned, constituting all of the Members of the Company, hereby agree that all references in the Operating Agreement to "Simba Group, Inc." shall be replaced with references to "Anker-Alabama, L.L.C.," all references in the Operating Agreement to "Simba Group" shall be replaced with references to "Anker-Alabama" and all references in the Operating Agreement to "Simba Group Managers" shall be replaced with references to "Anker-Alabama Managers." 5. No other Amendments. Except as otherwise amended, revised or changed in this Amendment No. 1 to the Operating Agreement, the Operating Agreement shall remain in full force and effect and shall be binding on the parties in accordance with its terms. IN WITNESS WHEREOF, all of the Members of the Company have caused this Amendment to the Operating Agreement to be executed as of the day and year first above written. THE TRANSFERRING MEMBER: SIMBA GROUP, INC. By /s/ John J. Faltis --------------------------- As Its President REMAINING AND NEW MEMBERS: KIEWIT ALABAMA MINING COMPANY By /s/ Bruce Grewcock --------------------------- As Its President ANKER-ALABAMA, L.L.C. By /s/ John J. Faltis --------------------------- As Its Manager 3 EXHIBIT A Name, Address and Capital Contributions G2 GMembers Member Capital Contribution Initial Membership Units - -------- and Value as of Effective Time ------------------------ ------------------------------ Anker-Alabama, L.L.C. $500.00 50 2708 Cranberry Square Morgantown West Virginia 26505 Kiewit Alabama Mining Company $500.00 50 1000 Kiewit Plaza Omaha, Nebraska 68131 4 EXHIBIT B Name, Address and Initial Delayed Contribution Additional Member Initial Delayed Membership Members Contribution and Value Units - ------- ---------------------- ----- Anker-Alabama, L.L.C.. $15,000,000.00, consisting of (i) 1,500,000 2708 Cranberry Square the assignment of Anker-Alabama's Morgantown, West Virginia 26505 interests in the Fifth Amended and Restated Negotiable Promissory Note, dated April 1, 1997, of Oak Mountain Energy Corporation to Zither Mining Company, Inc. in the principal amount of $9,500,000, as the same may be hereafter increased from time to time (the "Note") and (ii) an amount of cash equal to $15,000,000 less (A) the principal amount of Anker-Alabama's interest in the Note assigned to the Company under (i) above, (B) accrued but unpaid interest attributable to Anker-Alabama's interest in the Note and (C) all expenses incurred by Oak Mountain Group, Inc., Simba Group, Inc., Anker-Alabama, L.LC., their respective parent corporations and their respective Affiliates in connection with the transactions contemplated by the Asset Purchase Agreement being executed contemporaneously herewith, up to a maximum of $439,000. Kiewit Alabama Mining Company $15,000,000.00, consisting of (i) 1,500,000 1000 Kiewit Plaza the assignment of Kiewit Omaha, Nebraska 60131 Alabama's interests in the Note and (ii) an amount of cash equal to $15,000,000 less (A) the principal amount of Kiewit Alabama's interest in the Note assigned to the Company under (i) above and (B) accrued but unpaid interest attributable to Kiewit Alabama's interest in the Note.