1947-1948

ANNEX III (A).

RETURNS & COSTS FOR RAW WATER PUMPING, 1947/48.

Pump Details Pumping Returns Fuel Consumptions Pumping Stations Pump Type Type of Pumping Million Gallons Pumped Average Total Head Ft. Work Done in Water H.P. Hour Nos. Plant Total Running Cost (Power + Light+ Wages + Repairs + Stores) Ave. Power Cost (Fuel+Lubrication) Per Million Gallons Per Water H.P. Hour Per Mill. Gallons Per Water H.P. Hour 1 & 2 Electric Centrifugal Purchased Electricity 602.48 356 1,081,190 Trem Tuk 3, 4 & 5 Vertical Triple Expansion Steam Coak 938.57 362 1,707,570 Amount Unit 1,264,678 2,198 T'on Amount Unit Amount Unit $ $ Kwh 2095 Kwh 1.168 Kwh 165.40 0.092 2.35 Ton 2.885 lbs. 288.10 0.158 All Pumps 1586.05 359 2,788,760 240.20 0.132 333.50 0.184 512,474 Aberdeen Upper Electric Centrifugal Purchased Electricity 101.30 96 49,100 58,434 Kwh 577 Kwh 1.190 Kwh 81.75 0.168 Aberdeen Lower Electric Centrifugal Purchased Electricity 40.52 46 9,410 10,257 Kwh 253 Kwh 1.090 Kwh 38.12 0.164 Both Pumps 141.82 58,510 81.75 155.70 0.378 22,090 Pokfulam Reservoir 1 & 2 Electric Centrifugal Purchased Electricity 48.08 58,340 73,405 Kwh Kwh 1.526 Kwh 1.258 223.60 0.185 Pokfulam Reservoir 3 Diesel Centrifugal Diesel Oil 43.86 48,425 24.5 Ton 1250 lbs. 1.134 lbs. 113.70 0.103 All Pumps 91.94 230 106,765 171.40 0.148 349.50 0.301 32,139 67

SUMMARY.

Total Pumpage Year in Mill. Galls. Total Cost Cost per Mill. Galls. Cost per W.H.P. Hour Remarks 1946-47 1958 656,266 335 0.221 1947-48 1770 566,703 320 0.192 Cost of coal decreased 20%. Wages rates increased 30%.

NOTE: Wages cost includes H.C.L. and Rehabilitation Allowances.