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Batchelor water supply development study 1985.



Batchelor water supply development study 1985.


Keith Lane & Associated Pty Ltd


E-Publications; E-Books; PublicationNT; Report ; 68/1985




Made available via the Publications (Legal Deposit) Act 2004 (NT).





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Dept. of Mines and Energy

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Report ; 68/1985

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Technical Report WRD85068 Viewed at 15:07:30 on 29/07/2010 Page 35 of 58. I I I I I I I I I I I I I I I I I I I I Applying the BCI of 8.5%, and assuming construction takes place in 1986, then projected value for stage 2 = $672000. ITEM QUANTITY RATE AMOUNT STAGE 3 l. 150 mm dia. mains 2l00m 35 $73000 (supply, lay, backfill, test) 2. 100 mm dia. mains 200m 30 $6000 (supply, lay, backfill, test) 3. Investigate, drill, Item $50000 connect, and equip new bore for approx. I?ump rate of 50 Lis and construct coml?ound. TOTAL STAGE 3 ~129000 Again al?l?lying the construction takes = $404000 BCI to this value, and assuming place in 2000, then projected value Ongoing ol?erational and maintenance funding will to cover the maintenance on the reticulation, reservoir, and the bores as well as allowing regular checking of the system. need the for Reservoir maintenance $10000 coatings, cathodic I?rotection, yearly basis). Based on a assessment of steel and concrete p.a. (application of etc not done on a Water Division tender wate tanks. System maintenance (incl. bores) $10000 p.a. (allowing for one I?ump rel?lacement and 100 metres of pipe replacement plus servicing). Based on operational records. Regular saml?ling and checking - $6000 p.a.(assuming 30 trips per year at $200 per trip). TOTAL ONGOING COSTS - $26000 p.a. 31

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