Document 7O2NDE91y62prbYeeaQggXmkE

RECEIVED Monsanto Enviro-Chem J. t ij/o Monsanto Enviro-Chem Systems Inc. Corporate Square Office Park Box 14547 St. Louis. Missouri 63176 Phone: (314) 694-1000 April 19, 1978 ASARCO, Inc. P.O. Box 1111 El Paso, Texas 79912 Attention: Reference: Subject: Mr. R. H. Hunt ASARCO Order Ho. 17H0711 EA26EP, NY3954, PLT 623 Mec Letter No. 2102-222 Variation Order Transmittal ASARCO File No. 8.19.5 Dear Rod: Please find enclosed two copies of variation order No. 20 covering the installation of the gas cleaning plant material and equipment. Please note that, although this work will be done under the provisions of the present and plant contract, we have established Project Number 2156 to accumulate and bill the costs of this work. This will simplify accounting, and will assure complete separation of costs between the acid and gas cleaning plants work. Since this work has been previously authorized, it is proceeding. However, in order to complete our records, please sign one copy of the attached variation order and return to me by May 1, 1978 Sincerely, JLS-J:jm Enclosure CC: ASARCO Salt Lake W.T. Sweat M.L. Leary W.R. Mahoney New York W.A. Bennis J. L. Serra-Jones Senior Project Manager El Paso W.R. Kelly C.L. Glaser MEC J.L. Serra-Jones P.F. Taylor PA File 2102-613 ASARCO ELP 0008012 TO: CONTRACT BETWEEN MONSANTO ENVIRO-CHEM SYSTEMS INC. AND ASARCO, Inc. MONSANTO ENVIRO-CHEM SYSTEMS INC. CONTRACT NO. _________________ DATED PROJECT -L--O-\CAT-IO..N..... ... ASARCO Gas Cleaninq Plant El Paso, Texas The following dciciibcd vaiiations aie authonzcd and accepted in accordance with Aitide 1 2E Of General Conditions of the contract and the contract is hereby amended accordingly. ---- -- This variation order is issued to cover the cost of procurement ancUinstallation, based on ASARCO's detailed design drawings, of equipment and materials related to ASARCO's Gas Cleaning Plant and other work as directed by ASARCO. A portion of the Required equipment and materials may be provided by ASARCO. The follovingJTeneral Conditions apply to this CVO. A. Costs 1. ASARCO's estimate was used to establish this variation order is for reference only. Reimbursement will be on the basis of actual cost as defined in Exhibit ''B" of the acid plant contract, except that home office purchasing personnel salaries (Cost Center 735.50) will not be reimbursed. 2. The cost of this work will bo kept separate from the cost af the acid plant. 3. ASARCO's Code cf Accounts will be used on all bi 11 ings!-ana puythase orders. EnviroChem will not generate computerized cost reports ftjr .thjs/wpfn;. B. Schedule 1. Envirc-Chem will not generate a CPM schedule for'this york, however, a bar-chart type-schedule will be generated by the fiel\and will b,e based or, material and equipment availability and delivery. (Continued) Variation oiclor con basis Con o( vai iaiion Effect on contract pi ice _Pe_r Exhibit "B" of Contract__ $1,35 7H plus ~$61~N Fee Estimate? 'None R~See Item A2 above Effect on contract schedule None AUTHORIZED: By. Date ACCEPTED: MONSANTO ENVIRO-CHEM SYSTEMS. INC. By _ -r.'t >r Jr-*J- -, Liate 4//y /~/^_ ccr.n pev o//c ASARCO ELP 0008013 Monsanto Enviro-Cher < CONTRACT VARIATION ORDER - 20 - (Continued) VARIATION ORDER NO: TO: CONTRACT BETWEEN MONSANTO ENVIRO-CHEM SYSTEMS INC. andASARCO, Inc. MONSANTO ENVIRO-CHEM SYSTEMS INC. CONTRACT NO.________ 21j PROJECT LOCATION ASARCO fias Cleaninq Plant El Paso, Texas The following described variations arc authorized and accepted in accordance with Article of the contract and the contiact is hereby amended accordingly. DATED April 17, 1978 DATED C. Fee 1. Enviro-Chem's fee for this work will be Ay.- of all reimbursable costs. 2. Enviro-Chem will bill the fee monthly based on the total expenditures for that month. ASARCO will withhold 10i? of each fee billing as retention. D. Billings 1. Billings to ASARCO will be as per current practice; i.e.: weekly bin1ings for labor and materials and monthly billings for permanent Salaried Personnel and Fee. Variation order cost basis Cost of variation ____ Efic.ct on contr..ci price Rico* on contract schedule AUTHORIZED: ACCEPTED: MONSANTO ENVIRO-CHEM SYSTEMS, INC. nvDan-ByDate Ecc>e Rfv p/;r. ASARCO ELP 0008014- MEM 2102 ASARCO ** ACID FLAM T MO. 2, EL P' `0 EFFECT VARIATION ORDERS 0M 100 AAOT 0 Variation Order Mo. Costs 1. 2. 34. 5. 6. 7. 8. 910. 11. 12. 1314. 35. 16. 17. yiO. Vertical Coolers $ 7,800 Cooling Tov/er capacity $24,400 Cooling Tower Pumps $ 9,800 Cooling Tov;er Vendor $37,400 Sales Tax ($335,000) Add UPS System $14,100 Increase Control Room Size $4,120 Provide Lift System for $19,425 Main Compressor Install lead lined elbow Miscellaneous electrical $53,940 changes Storage tank foundations $40,000 Additional product line $17,342 Install oroduct acid cooler $149,400 Install decolorizaoion system $728,500 Install mist precipt.structure 985 Acid $47,880 Miscellaneous Field Changes $ 9,121 Seal Z DiT'.In L'jlcZ $ 30,000 Install 95." Unloading P:'.r 2 $ 30,300 Engineer. Manhour: 311 50 0 20 0 38 129 130 -VOID205 0 0 600 2,165 -VOID430 34 0 224 20. Gas Cleaning Plant *[$1,357,0001 Total 855,7SG 0 4-3 36 Work Mot Inv vlng _}-!ng j, p.ee 4 u,ooo 17,342 0 0 0 0 30 j Ps' fl\-\p\P/ 0 87,342 OGOOOOOO * Not included in guaranteed max. CONTRACT COSTS ADJUSTMENTS: Adjusted guaranteed maximum: 11,830,800 +865,786 = 12,696,986 CONTRACT FEE ADJUSTMENT: A. Engineering l-iantours Adjustment Engineering manhour current projection: Engineering manhour due to variation orders: Manhour ratio per Article 12d General Conditions: Fee adjustment to date: (790,000) (0.199): 13. Adjustment For VIork Not Involving Engineering Cost of work to date: Fee adjustment. per-Article 12e General Conditions: Adjusted Fixed Fee: 790,000 160,802 25,636 4,336 0.203 l6o,0l.? 8r,3'-2 0 950,812 ASARCO ELP 0008015