REPAIRS/CLEANING OF OVER HEAD WATER TANKS, UNDERGROUND SUMPS AND IMPROVEMENT OF WATER SUPPLY INSTALLATION AT AIR FORCE STATION THANJAVUR.

Amount

Supply and fix including replacement of broken PVC service tank lid (top cover ) of type in the following litres capacity (Make : Syntex,polycon,infra or equivalent):-

300 ltrs capacity

500 ltrs capacity

1000 ltrs capacity

2000 ltrs capacity

5000 ltrs capacity

All as per item No. 1 here-in above but of PVC service tank top cover of internally threaded type 500 litre. Note for item no.1(a) to 1(e) and item no.02: The rate includes tank cover should be properly tightened by suitable fixtures with PVC tank.

Material and Labour for draining out water completely below existing foot valve upto the bottom of UG sump by means of self priming mono block pump set / manually, cleaning and removal of all scales and dirt etc. from UG sump and from mouths of circulating pipes etc. washed with bleaching powder and one coat of white washing in inner surface complete of sump capacity 2,75,000 litres at living in area pump house. Note : The quoted rate is deemed to inclusive of cleaning of tank/sum including writing sump capacity, cleaned on date, due on date on out side surface by paint.

All as per item No. 3 here-in above but of sump capacity 1,50,000 litres at new Inliving pumphouse and MAP Pump house at domestic Area.

All as per item No. 3 here-in above but of sump capacity 1,25,000 litres at Tech Area pump house near MRS.

All as per item No. 3 here-in above but of sump capacity 1,00,000 litre at Domestic Area pump house.

All as per item No. 3 here-in above but of sump capacity 50,000 litre at Domestic Area pump house.

Material and Labour for draining out water completely from RCC over head tank, cleaning and removal of all scales and dirt etc. from OH tank and from mouths of circulating pipes etc. washed with bleaching powder and apply one coat of white washing in inner surface complete of OH Tank capacity 1,50,000 litres at domestic area pump house and in living pump house. Note : The quoted rate is deemed to inclusive of cleaning of tank/sump by vaccum pump & Machines including writing sump capacity, cleaned on date, due on date on out side surface of OH Tank by paint.

All as per item No. 8 here-in above but of Overheadtank capacity 1 00000 litres at Domestic Area pump house.

All as per item No. 8 here-in above but of sump capacity 50,000 litres at Domestic Area pump house.

Material and labour for draining out water completely from static water tank, cleaning and removal of all scales and dirt etc. from SWT and from mouths of circulating pipes etc. washed with bleaching powder and apply one coat of white washing in inner surface complete of SWT capacity 100000 litres at SU - 30 Note : The quoted rate is deemed to inclusive of cleaning of SWT by vaccum pump&Machines including writing SWT capacity, cleaned on date, due on date on out side surface of SWT by paint and also arrangement of electricity required for cleaning purpose.

All as per item No. 11 here-in above but of static water tank capacity 60,000 litres at MT section.

All as per item No. 11 here-in above but of static water tank capacity 50000 litres at FMS.

All as per item No. 11 above but of static water tank capacity 25000 litres at runway 07 end, 25 end,Fire section, SU-30 and Gas godown area.

Material and Labour for draining out water completely from PVC over head tank, cleaning and removal of all scales and dirt etc. from tank and from mouths of circulating pipes etc. washed with bleaching powder complete of PVC OH Tank capacity 5,000 litres all as specified and directed.Note : The quoted rate is deemed to inclusive of cleaning of PVC by vaccum pump&Machines including writing tank capacity, cleaned on date, due on date on out side surface of PVC tank by paint and also arrangement of electricity required for cleaning purpose.

All as per item No. 15 here-in above but PVC OH Service tank capacity 2,000 litres.

All as per item No. 15 here-in above but PVC OH Service tank capacity 1,000 litres.

All as per item No. 15 here-in above but PVC OH Service tank capacity 500 litres.

All as per item No. 15 above but PVC OH Service tank capacity 300 litres.

Dismantling of PVC water tanks exc 250 & n exc 500 litres from existing position

Dismantling of PVC water tanks exc 500 & n exc 1000 litres from existing position

Material and Labour for rotational moulded polyethylene water storage tanks 500 ltrs capacity ( cylindrical vertical with closed top) hoisted and fixed in position all as specified and as directed

Material and Labour for rotational moulded polyethylene water storage tanks 1000 ltrs capacity (cylindrical vertical with closed top) hoisted and fixed in position all as specified and as directed

Taking out the existing corroded sump/valve chamber cover frame work, M & L for new cover frame work made out of 3mm thick mild steel sheet with mild steel flat/ Angle iron base frame below the cover complete with hinges & locking arrangement and grouting in cement concrete including 2 coats of oil paint over a coat of red oxide primer all as specified and directed.

Supply, hoisting and fixing in position of the following capacity three layered Rotational Moulded Polythelene water storage tank white in colour (cylinderical vertical with closed top) all as specified in SSR Part- I including dismantling the existing PVC, OHT.Capacity 500 Ltrs.

Material and Labour for preparing surfaces, plastered or unplasterd old decorated outer surfaces of overhead tank of capacity 150000 leter at new Inliving pumphouse and domestic area and applying one coat of Cemant based Paint and Blue pattern line around the overhead tank as existing line. All safity measue shuld be taken while painting on height of overhead tank like safety rope, safety helmet etc. complete all as specified and directed by engineer in charge.

All as per item No. 26 here-in above but of overhead capacity 1,00,000 litres at Domestic Pump house Area.

All as per item No. 26 here-in above but of overhead capacity 50000 litres at Domestic Pump house Area

Material and Labour preparation of old painted steel surfaces over 10cm width or girth and applying one coat of synthetic enamel paint all as specified and as directed.

Cutting of bushes and cleaning the area around MRS/ Domestic/ Inliving UG sumps, and OHTs surrounding the SWTs near Runway area including cutting the bushes, trimming the trees, complete all as specified and as directed.

Supply and Fix mild steel , plain black sheet cut to size holes punched including round headed screws , clout nails or rivets and fixes to steel framing with plain 40 mm lap joints with riveted or welded seams including bending or turning up, mitred angles , but in hearths, covering to door shutters, water tanks cut to size edges beaded if directed, holes punched etc all as directed.

Material and Labour for painting of steel surfaces 2 coats of any description over 10 Cm in width or girth including preparation of new or previously untreated surfaces, priming with red oxide, zinc chrome, synthetic enamel all as directed

M/S. SRI RAMANUJA CONSTRUCTIONS