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Exhibit MSD 16B Force Main Business Case
EXHIBIT MSD 16B FY12 BUDGET BUSINESS CASE DEPART MENT: Operations DIVISION: Technical Services (06031) ISSUE: Force Main Evaluation Program BUDGET CODES AFFECTED: S ee attached budget proposal PROBLEM STA TEMENT: Force Main assets are not regularly inspected and tested to d etermine remaining life cycle . Limited ability to predict failures and replacement cycles for these assets. Consent Decree requirements for program to be implemented . SOLUTION STATEMENT: Implement asset management best practices, specifically, a Force Main Evaluation Program as per anticipat ed Consent Decree requirements. FINA NCIAL FORECAST: ONE TIME START-UP COSTS: Refer to attached she et. First 6 years of pr ogram include program initiation dollars CONTINUOUS A NNUAL COSTS: Annual Cost (current value): see attached sheet for expected expenses PREPARED BY: Christopher Pfeuffer DATE: November 30, 2010 Forcemain E valuation Program Priority Rating LF of Forcemain Insp ecti on Frequency F ootage of Visually Testing Frequency Footage of N ondestructive High 5 92,830 92,830 1 92,830 3 30,943 4 Medium 3 44,869 165,114 209,983 2 104,992 6 34,997 2 Low 1 50,067 50,066 100,133 5 20,027 Total 402,946 214,717 65,941 76.3 miles Engr Serv ices $ 7.50 per LF (High) $ 3. 75 per LF (M edium) Nondestructive Testing $ 10.00 per LF (High) $ 5.00 per LF (M edium) 3% Inflation Rate Table adjusts fo r inflation and wage increases 40.7 miles Visual Insp ecti on Labor Cost $ 50.00 per hour Produ cti on Rat e 0.125 mile/hour Annual Wage increas e 3% Setup Considerations I nspection Point Expense $ Inspection Point Freque ncy 6,500 per 3500 LF Setup Cost Breakdown Manh ole & Structure $ 1,250.00 Installation $ 3,750.00 Pipe Tap $ 1,000 .00 Pipe/Val ve/Fitting $ 475 .00 L ocator Ball $ 25.00 Total $ 6,500.00 Year V isual lnsp Labor Engr Service Cost Nondestructive Testing C ost Set up Cost Annual Expense (including lab or) Annual Expens e (excluding labor) High Me dium High Medium High Medium 1 $ 16,266 $ 232,075 $ 131,239 $ 309,433 $ 174,986 $ 57,466 $ 64,995 $ 986,461 $ 970,194 2 $ 16,754 $ 239,037 $ 135,177 $ 318,716 $ 180,235 $ 59,190 $ 66,945 $ 1,016,055 $ 999,300 3 $ 17,257 $ 246,208 $ 139,232 $ 328,278 $ 185,642 $ 60,966 $ 68,953 $ 1,046,536 $ 1,029,279 4 $ 17,775 $ - $ 143,409 $ 338,126 $ 191,212 $ - $ 71,022 $ 761,543 $ 743,768 5 $ 18,308 $ - $ 147,711 $ 348,270 $ 196,948 $ - $ 73,152 $ 784,389 $ 766,081 6 $ 18,857 $ - $ 152,142 $ 358,718 $ 202,857 $ - $ 75,347 $ 807,921 $ 789,064 7 $ 19,423 $ - $ - $ 357,038 $ 208,235 $ - $ - $ 584,695 $ 565,272 8 $ 20,006 $ - $ - $ 367,749 $ 214,482 $ - $ - $ 602,236 $ 582,230 9 $ 20,606 $ - $ - $ 378,781 $ 220,916 $ - $ - $ 620,303 $ 599,697 10 $ 21,224 $ - $ - $ 390,145 $ 227,544 $ - $ - $ 638,912 $ 617,688 11 $ 21, 861 $ - $ - $ 401,849 $ 234,370 $ - $ - $ 658,080 $ 636,219 12 $ 22,517 $ - $ - $ 413,904 $ 241,401 $ - $ - $ 677,822 $ 655,306 13 $ 23,192 $ - $ - $ 426,322 $ 248,643 $ - $ - $ 698,157 $ 674,965 14 $ 23,888 $ - $ - $ 439,111 $ 256,102 $ - $ - $ 719,101 $ 695,214 15 $ 24,604 $ - $ - $ 452,284 $ 263,786 $ - $ - $ 740,674 $ 716,070 16 $ 25,343 $ - $ - $ 465,853 $ 271,699 $ - $ - $ 762,895 $ 737,552 17 $ 26,103 $ - $ - $ 479,829 $ 279,850 $ - $ - $ 785,782 $ 759,679 18 $ 26,886 $ - $ - $ 494,223 $ 288,246 $ - $ - $ 809,355 $ 782,469 19 $ 27,692 $ - $ - $ 509,050 $ 296,893 $ - $ - $ 833,636 $ 805,943 20 $ 28,523 $ - $ - $ 524,322 $ 305,800 $ - $ - $ 858,645 $ 830,121 Proposed Budget FTE Imp act hours of effort for visual 325 .33 inspections 2080 hours per year 15% 1768 Pr oductive Time p er year 18% FTE Pump Station St aff will absorb this effort with present postions Weeks per month 52050 CONSTRUCTION & BLDG SUPPLIES 52090 ELECTRICAL SUPPLIES 52150 PLUMBING SUPPLIES 54520 PRO FESSIONAL SERVICES 54590 SEWER R EP & STR UCTURE CLEANING 54620 PLUM BING SERVICES 54680 LABORATORY TESTING SERVICES July Au g Sept Oct Nov Dec Jan Feb Mar April May June 4 5 4 $ 7,246.21 $ 9,057.76 $ 7,246.21 $ 144.92 $ 181.16 $ 144.92 $ 2,753.56 $ 3,441.95 $ 2,753.56 $ 21,738.63 $ 27,173. 28 $ 21,738. 63 $ 5,796.97 $ 7,246.21 $ 5,796.97 4 5 4 5 4 4 4 5 4 $ 161,473 $ 161,473 $ 161,473 $ 85,486 $ 85,486 $ 106,857 $ 85,486 T otal 52 23,550 .18 471.00 8,949.07 363,314 .38 70,650 .54 18,840.14 484,419.17 970,194 .47 $ 37,680.29 $ 47,100.36 $ 37,680.29 $ 161,473. 06 $ 161,473.06 $ 161,473. 06 $ $ $ 85,485.74 $ 85,485.74 $ 106,857 .17 $ 85 ,485.74 Utilize engineering service s M arch thru June to perform desktop e valuation, G PS locating of assets and inspection plan. Inspection plan to include technologies utili zed and inspection points required . July through September perform setup work for inspection program. This includes installation of inspection ports and structures to access pipe. October through February perform Nondestructiv e testing services as identified in Engineering Services. Front load inspection process to minimize impact of weather.