GE I R AND D/CHD-81/2022-23

Amount

Supply and fixing for cost for MS reducer, bail plug, well cap, MS etc strip for centring, MS iron clamps, electric logging and simple strata box all as specified and directed

Trial bore of 225 mm dia upto 100 mtr depth below ground level in any kind of soil strata including hard stone/ boulder including electric logging, MS cap, MS flat iron clamps, reducing socket etc all as specified and directed Note :- If sufficient waterlevel is not found, then new trial bore will be done.

Material and labour for drilling of bore well by using of DTH rig with ODEX attachment of drilling as per site requirement of 225 mm dia upto 100 meter depth below ground level in any kind of soil strata including hard stone/ boulder including logging,MS clamp, MS flat iron clamps ,etc and also including of all equipment tools and plants shall be provided for completion of job at his own cost for a depth of 0 to 60 m including sub soil complete all as specified and directed.

All as per serial item No. 3.00 above but for the depth above 60 rm and up to the depth of 100 meter.

Development and testing for tube well with compressed air and after with 25% extra capacity pump by pumping muddy water for find out the safe yield including all necessary arrangements for testing and developing, including lowering and removing of 100 mm dia drop line and 32 mm dia air line for development of each water bearing zone come across upto the full depth of deep bore well of size 225 mm dia for complete period of development of bore, air compressor 600 CFM / 150 PSI running for 06 Hrs or till sand free discharge obtained which ever is later etc all as specified and directed.

YEILD TEST for bore well by continousely pumping for 16 Hrs for each borewell to determine safe pumping yield all as specified and directed

Bacteriological test of water all as specified in IS 10500 : 2012 (updated ) complete from state /centre approved lab. all as specified and directed

Supply lowering and jointing 200 mm dia UPVC casing pipes 6-7 mm thick conforming to IS-12818-2010 CLASS 3/6 kgf/cm² including jointing , with necessary fittings and fixtures of pipe all as specified and directed

All as per serial item No. 7.00 above but slotted pipe of approved pattern

Supply and fixing for UPVC submersible column pipe10KG/Cm2 "Standard Duty" of length 3 meter each, square threaded at both male & female ends and with separate integral female threaded coupler, pipe being of nominal size 2" and wall thickness at end being 3.0 mm to 4.0 mm , all as specified and directed

Supply and fixing for cast iron reflux valve (non return valves) 50 mmdia and fixing up in water supply mains all as specified and directed

Supply and lay pipe galvanized, “Medium class”, including fittings 50 mm (2”) dia.

Supply and fixing for foot Valve flanged ends swing type operation with rubber seat conforming to IS 4038, 50 mm (2”) dia all as specified and directed

Supply and fix Strainer Y type conforming to IS, size 50 mm (2”) dia.

Supply and fixing of Cast Iron Air release Valves with single air Outlets, conforming to IS 14845 of size 50 mm dia bore and fixing up in Water supply mains of size 50 mm dia with required length of PVC pipes, clamps etc complete all as specified and directed

Supply, install, commissioning and testing, of SOLAR Submersible 7.5 HP pump alongwith IP54 controller with Grid changeover switch and RMS, head range 90 to 250 Mtr ,Min discharge 65000-70000 LPD, pump speed 3000-4000 RPM minimum , motor efficiency not less than 90%-92% , controlling with inbuilt RMS including solar panel,controller and mounting structure,Earthing kit with Chemical,Lightening arrester,wire,HDPE Pipe and other allied accessories complete conforming to technical specifications Para 21 of Serial Page No 92 of CA.

Supply and fixing for of pressure gauge 0 to 10 Kg/cm2 range with necessary siphon and 15 mm dia stop valve including 15 mm dia GI pipe, not exceeding 0.25 Mtr in length, 15 mm brass bib cock on rising main including drilling tapping on GI / CI pipe line complete all as specified and directed

Supply and fixing for including lowering of MS bar of size 16mm dia & 3m length or of suitable size/length as directed with hook arrangement , nuts & bolts and washers etc for holding UPVC column pipes/ GI pipes of subemrsible pumpset all as specified and directed

Material and labour for borewell chart on acrylic sheet of size 60cmx30cm duly marked permanent marking including 12mm thick plywood frame, clamps for fixing on wall etc all as specified and directed.

M/S HIGHLAND ENGINEERING

Standard enterprises