Document xj8NvVYdzBVbVNd4D8qDG043y

SOLV/EDC & CMP PLANT NOTIFICATION OF PROCESS CHANGE CHECKLIST Type: LEVEL 1 (minor) ^ Originator: Jim Haney__________________ LEVEL 2 (moderate) LEVEL 3 (major) Date of Origination: 07/31/97__________ Plant: Methanes Actual Date of Change: Area: Permanent |2 Yea Temporary Yea From: To: Hydrochlorination_______ Equipment: P-1250 A/B Description and Location of Change (Scope): Replace the 1 W x 1 W x W ARC valves for P-1250 A/B with 2' x 2* x 1" ARC valves._________________ __________ _____________________ ___________________________________ _ Technical Basis for Change: Existing ARC valves are designed for a minimum pump flow (recycle) of 20 gpm. Klause-Union states that the minimum flow should be 42-45 gpm. The new ARC vaives will provide the increased flow requirements. Impact on: Safety ElLoss Prevention Environment Health nQuality ^Production Other Type of Change: Alarm Shutdown Point instrument Process Computer Control Addition/Removal of Equip. !2Piping Modification I^Equip./Material Modification Chemical Job Procedure No. Process Set Point Change Piping Spec. Other: Pre-modification Checklist: Applicable 12 Applicable [2 Applicable 12 Applicable ^Applicable DApplicable Applicable Applicable Applicable Applicable Applicable Applicable Applicable Applicable Applicable 12 Applicable Applicable Applicable Applicable Applicable Applicable 12 Applicable 12 Applicable Applicable Applicable Applicable ^Applicable ^Aijropplicable Applicable Applicable Applicable Written job scope and sketch of proposed change; POD# 1924. Project economics; attached. Consult piping and equipment specifications; Spec. #H Comply with Engineering Practices. Consult Technology Center or comply with Tech. Ctr. guidelines. Equipment access/congestion considered. Consult Environmental function Environmental project checklist complete. Chemicals listed in the (TSCA) inventory before use. Perform Reactive Chemicals testing or review. Consult Safety function for compliance with S&LP and Block requirements Consult Process Safety for impact on PHA(F&EI, CEI, & Fire protection). State Fire Marshall notified. Consult Industrial Hygiene function Consult maintenance/Reliability Eng. Consult Instrument function. Consult Electrical function. Consult Analyzer function. Consult/Inform Comput^r/Programming Support. Consult Area Engineer. Consult Operations. Consult Area Technologist v Consult Inventory Management ytt' Consult Process Engineering. Evaluate and modify relief system. Work Order written, (List them) Consult Construction/Small Projects Consult Site Logistics Consult Quality (Customer Notification ?) Other (Name them) Follow-up Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes z2 ] Date Z/ytf? imm -1 HMj > 2&U 7/i, 6 7 Page 1 of 4 RR 4/96 DOW CONFIDENTIAL INFORMA TION Document 1 DO A 026,203 CONFIDENTIAL | Post-modification Checklist: (BEFORE STARTUP) Applicable Applicable Applicable Applicable Applicable ED Applicable IS Applicable El Applicable Applicable Applicable Applicable Applicable Applicable Applicable 13 Applicable Applicable Applicable Applicable Applicable Perform prestartup audit: major equipment addition/mod. Lvl 3;attach. PSM files updated(such as piping circuits). Project list updated. Documented in Operating Discipline Library Completed Job Procedures reviewed by: Operations SafetyEnvir. Emergency Procedures ______ Training Aids (IPT, etc.) Controlled copies of Critical Oper. Procedures updated Safety/Environmental (cleaning, vessel entry, red tag) Update plant Roundsheets, forms Plant equipment files updated. P&ID's, process flow sheets, and plot plans updated. Personnel trained on the change. Method: Co WKWAMufi o . Critical instrument checklist updated. (J Updated HAZCOM Manual & equip. List. Pressure vessels, PVRV's, & PRD registered. Instrument loops checked and documented. Field switches, equipment, & MCC starters checked & labeled. Log sheets/controlled forms updated. GPI flow diagram & history/EDAS updated. GEMTS, PPM, & MSMS updated. Mod V program change checklist completed. V Equipment RTO Checklist completed. / Follow-up action pl^n completed prior to r-inal Approval(attached). APPROVAL: Final Approver: /7 Follow-up Yes Signature 1 Date Q Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes inn.'STcCFi 2.1a \ Page 2 of 4 RR 4/96 DOW CONFIDENTIAL INFORMA TION Document 1 00 A 026204 CONFIDENTIAL 7- 31-1997 4:22PM FROM ATLANTIC GROUP. INC 2815780368 P- 1 ATLANTIC GROUP INC.. ---------------------------------- --------- Specialty Valves P.O. Box 218630 Houston, TX 77218-8630 fkoats 181-578-0366 Fax i 281-578*0368 TO : DOW FAX# : 504-353-2267 DATE : July 31, 1997 ATTENTION ; MESSAGE# : TOTAL#PACES : Jim Haney 9404 2 RE: Replacement of SSV10 Series TAG # 1250A/B (1.5"X. 5" ) to AGI Project 91118RP1 Schroeder valves -- ANSI 300 be replaced with SSV10 - 2" x (tagged same) 1" The SSV10-2" X 2" x lB/300 Lb. rf flanged valve price is $2,960.00 each. The minimum flow will be 42 - 45 gpm. The valve will be the identical design of existing SSV10 valve. Delivery is 12-14 weeks., F. 0. B., Houston, TX. Dimensional drawing attached. Pleeu'e call or fax my office if we can be of additional assistance. Attachment \ DO 16830 BARKER SPRINGS ROIAD, SUITE 407 HOUSTON, TEXAS 77084 CoNF Tnr?6,20S T0BHTI4L -31-1997 4:22PM DOW U.5.A. FROM ATLANTIC GROUP. INC 28157803G 8 DO A 0 2 6 2 0 6 CO NFIDFNTIAL Fionqe ratmq Installation dimensions Size ANSI Class S 7,087 inches P 2" 300 Lb. RF H 3.937 inches K 2" 300 Lb: RF L M __111!__ . 3PQ Lb,. RF-- Weiqht 10.630 inches 68 lbs. y . to J PROJECT DEFINITION AND SCOPE Local Currency Louisiana Model Version No. 2,1.97 Exchange Rate Protect Title!P-1250 A/B ARC Valve Replacement $ 1.00 $/$ reject Description The existing automatic recirculation control (ARC) valves for P-1250 A/B are undersized, and causing the pumps to operate at an unstable minimum flow during pump swaps and Economic Bases startups. This leads to failures of the mog drive pumps which cost on average $25,000/yr. This project wilt provide for labor and material to Install larger ARC valves. Net Project Cost Project Stage| Benefits Estimate Capital / Expense) Project Number Completion Date ote of last update </> 10 M$ 21+35% / -20% 28 Expense Expense xxxxx I Dec-97 1-Mar-96 ECONOMIC SUMMARY Cap Project Exp No. Project Title Comp. Project EP(avg) NPV, M$ Date Cost, M$ MS/vr 10.75% xpenst XXXXX '-1250 A/B ARC Valve Reptacemer *#*### 10 16 94.223 DCF% 181.62% P12S0Econ1.xk Dow Confidential Econ Evert 8/4/W lOl PM DO A 0 2 6 2 0 8 CO NFIDENTIAL P1250Econlj* P-1250 A/8 ARC Valve Replacement SIM. -.FIED PROJECT ECONOMICS COST AND CAPITAL AT CAPACITY ITEM Spending time, months Direct Fixed Capital & S/L Depr. Expensed Investment Factory Overhead Capital 4.0 10 yr life 3.40% DFC COST M$/yr INVESTMENT M$ 00 10 0 General Protect Costs Maintenance Total Other Calculated Costs Totat Other Calculated Savings 1.50% DFC or EXP 0 0 (28) Total Utilities Cost or Savings Total Net Raw Mafl Cost or Savings Taxes and Insurance Factory Overhead Cost REVENUE PROJECT 1.20% DFC 1.90% DFC 0 0 0 0 Total Labor & Fixed Costs otal Transportation and Packaging Total Sales Allocations (SARD) Net Working Capital 0 0 00 0 TOTAL (28) 10 PV RATIO Project NPV $ _________ . Investment NPV $ 15.471 EP > 14 M$ (Annual Average) Dow Confidential EconEvcilSrtW 1:01PM CONFTDFN O O 3> O V P1250 Econl jd( Dow Confidential Ecort Eval 8/4/97 1:01PM Louisiana Model Version No. 2.1.97 P-1250 A/B ARC Valve Replacement SIMPLIFIED CASH FLOW ANALYSIS Startup yr CURRENT $, M$ 1996 r 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 Depreciation Schedule (Tax) 0.2 0.32 0.192 0.1152 0.1152 0.0576 0 0 0 0 Spending time, months To r Direct Fixed Capital 00 0 0 0 0 .0 Allocated Capital, O/H, RS&A 00 00 00 0 0 Depreciation (non-cash cost) Expensed Investment 00 OP) 00 00 0 0000 General Protect Costs Maintenance Total Other Calculated Costs Total Other Calculated Savings 0 <V) (0) (0) (0) (P) (0) (P) (0) (0) (0) 00 0000 00000 0 25 26 26 27 28 28 29 30 31 32 Total Utilities Cost or Savings ntal Net Raw Mafl Cost or Savings Taxes and insurance Factory Overhead Cost [Revenue Project 1 Total Revenue | Total Labor & Fixed Costs tal Transportation and Packaging 1 Total Sales Allocations (SARD) | Change in Working Capital 00 00 00 00 00 00 00 00 00 0000 00000 00 00 0 0000 00 00 0 0000 00 00 00000 00 00 00000 00 00 00000 00 00 00000 00 00 00000 00 00 00000 PBT Taxes PAT Tax Rate = After Tax CASH FLOW (10) 25 38% 38% 4 (?) (6) 15 (6) 15 25 26 27 27 28 29 30 31 32 38% 38% 38% 38% 38% 38% 38% 38% 38% (10) (IQ) (10) (10) (11) (11) (11) (12) (12) 16 16 17 17 18 18 19 19 20 16 16 17 17 18 18 19 19 20 Discount Rate, WACC Continuous discount factor Discounted CASH FLOW Cumulative Discounted CF 10.75% .9823 (6) (6) NPV O 10.75% 1 0.915 14 8 m 2 0.822 13 21 3 0.738 12 33 4 0.663 11 44 94 M$ | 5 0.595 10 54 6 0.534 9 63 7 0.480 9 72 8 0.431 8 80 f Rim 1 Solver I rDCF - 9 0.387 7 87 182% | 10 0.348 7 94 00 A 026210 C O N FID E N T I Al. Discounted Cash Flow Rate Continuous discount factor Discounted CASH FLOW Cumulative Discounted CF 181.62% .7502 (5) (5) piHOEoontj* l 0.252 4 (1) 2 0.041 1 3 0.007 0 4 0.001 0 (P> (0) (Q) Dow Confidential 5 0.000 0 (Q> 6 0.000 0 0 7 0.000 0 0 8 0.000 0 0 9' 0.000 0 0 10 0.000 0 0 mmecohevoi ioipm P1250Ecooljd5 Dow Confidential Econ Evol 8/4W I IDI PM DO A 026212 CONFIDFNTIAL. O**P*T*: *C**15************************SP*A*R*E***PA*R*T**L*I*S*T**************************M**7*3*00*C**15* EQPT CODE: 98055731 PLANT: CMET1 TAG NUMBER: ARC-1250C 1FR NAME: SCHROEDER BROS CORP. SERIAL NUMBER: 275861 'MODEL/TYPE/SIZE: SSV-10/-/2" ANSI 300 RF EQPT NAME: P-1250C ARC VALVE ENTER DRAWING NUMBER HERE TO LIMIT ITEMS DISPLAYED: __ REQ STOCK AA SEQ SEL QTY UNITS ITEM CODE LS DESCRIPTION 0010 EACH 8830398 HEAD,BYPASS VALVE,COMPLETE,2",3 0 0#RF 0020 EACH 8830399 THROTTLE 0030 EACH 8830400 SPRING,COIL QTY INS 1 1 1 -- CAT-DESC : N ***** sel; w:REQN X-:DETAIL L:LIST F:FITS-IN LIST ************** LANG CODE: _20 PF: 3:BFWD 5:ADD TO REQN 6:DTL 7:SBWD 8:SFWD 9:PRINT 12:LONG LST \ DO A 026213 CONFIDENTIAL