PROVN OF TWO NOS OF BOREWELL AT ADMIN AREA, CPE ITARSI UNDER GE BHOPAL

Amount

Material and labour strata sample (at every 3 meters depth) upto full depth of trial Borehole one set in suitable box pattern, earth sample strata should be produced as per IS and submitted to the department. The box shall be 2nd class hard wood with suitable locking arrangements complete all as specified and directed.

Material and labour for trial borewell by drilling vertically from average ground level for 200 mm dia hole in any type of strata by mud flash rotary rig including cost of bentonite powder, drilling shall be done by mud flash rotating equipment and bore shall be unsealed at least for 72 hours to the entire depth of bore holes, depth of bore hole from 0 to 60 meters depth including sub soil complete and removal of drilled/ boared materials to a distance not exceeding 50 mtr, spreading levelling and depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as directed. Contractor shall produce one Casing pipe of size 600 mm dia, length minimum 6Mtr required to install at ground level for avoid of collapse of borewell before starting of the trial borewell at his own arrangement. Note: During construction of Borehole the following data is to be recorded: 1) Preparation of Drill Time Log (Penetration rate Mtr/min). 2) Preparation of Lithological log of drill cutting observation at every 3 mtr interval. 3) Collection & packing of drill cutting samples at every 3 mtr interval in a high-density polythene bag after drying and should be properly marked and labeled. 4) Geophysical borehole E-logging/Calliper Logging for identification of fracture zone and granular zone for deciphering the well assembly. 5) Collection of water sample in a 1 litre bottle wherever water bearing formation is encountered during drilling.

All as per item No. 2.00 here in above but depth of bore hole exceeding 60 metre but not exceeding 100 meter complete all as specified and directed.

All as per item No. 2.00 here in above but depth of bore hole exceeding 100 metre . Note: (a) Depth of proposed Borewell is 105 Mtr & 115 Mtr. (b) The trial bore wells shall be drilled on location as suggested by CGWB report or approved by GE. (c) If the yield is insufficient as considered by GE then trial bore shall be drilled at new place as directed by GE. Payment shall however be made only for drilling as per actual work done and dry bore shall be treated as abandoned and will be closed/sealed as per Govt. rules in vogue. (d) Rig, tools and plants etc., required for completion of work and their cartage shall be included in rates quoted. (e) Collection of soil strata at every 3m depth or change in strata met with during the bore shall be plotted against the depth on a tracing paper in the form of strata chart and blue print in sextuplicate shall be submitted to department for record. (f) Actual depth of final bore shall be decided based on the result of TDS report. (g) Soil/ strata testing report shall be done through Geo hydrology department for water aquifier details of the location if required and submitted to the Engr in charge. (h) Hydrogeological investigation carried out by CGWB Bhopal,

Material and labour for electro logging test to define strata and quality of water by using logger equipment including all necessary arrangements for chemical analysis, bactriological test of sample of yield obtained from plot to actertain potability of water complete all as specified and directed. Note:- The contractor shall submit electrologging results from authenticated Govt institute/ CGWB for approval of GE.

Materal and labour for Ground water investigation report/Hydrogeological investigation report from CGWB Bhopal or registered/cerified Hydrogeological services, if the sites marked by the CGWB Bhopal collapsed during drilling process. The contractor will submit the report from Hydrogeological department of new marked site to the department (Recommended depth, yield, quality of water, starta and exact location of point on the ground included in this report) and complete all as specified and directed.

Material and labour for Enlargement of pilot hole/reaming upto 500mm to accomodate 250mm dia assembly pipe in any type of soil/ alluvial strata by rotary rig direct mud circulation method by using bentonite clay in prepared circulating mud to prevent caving in of borewell and developing bore into a full fledged bore hole of 500mm dia including all equipment tools and plants shall be provided for completion of job at his own cost for a depth of 0 to 60m including sub soil complete all as specified and directed.

All as per item No. 7.00 here in before but exceeding 60m depth complete all as specified and directed.

Development of tube well by means of pumping by air compressor of minimum pressure 10Kg/cm2 (compressor to be arranged by the contractor at his own cost) until sand free clean water is obtained at optimum yield complete all specified and directed.

Yield Test for borewell by continousely pumping for minimum 500 minutes for each borewell by appropriate pump capacity determine safe pumping yeiled ( for 02 Nos Borewell) including necessary tools and plants required for yield test complete all as specified and directed.

Supply lowering and jointing 250 mm dia MS ERW casing pipes as per IS, having thickness 6.3mm including jointing , with necessary fittings and fixtures of pipe complete all as specified and directed.

Supply lowering and jointing 250 mm dia MS ERW slotted pipes having thickness 6.3mm including jointing , with necessary fittings and fixtures of pipe complete all as specified and directed.

Provn of round peg gravel duly washed and cleaned of size 3.5 mm to 4.75 mm for shrouded & packing in annular space of casing pipe complete all as specified and directed.

M & L for carrying out water sample analysis from Govt authorised lab/institute for the following test:- Turbidity test, PH test, Hardness test, Chloride test, Flouride test, Calcium test, Iron test and Bacteriological test complete all as specified and directed.

Material and labour for borewell chart on acrylic sheet of size 60cm X 30cm duly marked, permanent marking including 12mm thick plywood frame, clamps for fixing on wall etc., complete all as specified and directed.

Supply, install, commissioning and testing of submersible pump set of minimum head not less than 130 mtr head, minimum 15 stage,motor electric driven, 3 phase, 415 volts, AC, 50 Hz, 2880 RPM, high quality abrasion resistence bronze and dynamically balance impellar, complete all as specified and directed. Note:- (i) Before ordering pump, prior approval from Eng-in-Charge for fullfilling of required capacity, efficeincy, model of pump and motor, according to the manufacturer catalogue/ instructions. (ii) The pump set shall be procured more than one unit having difference capacity minimum of 12.5 HP to use as standby as directed by Engineer-in-Charge.The capacity of pump and LPM shall be as per the yield achieved.

Supply and lowering for column pipe (each 3 mtr long), GI tubing 80 mm dia internal bore, heavy class, incl 4" (inch) /100mm flanged type incl nuts, bolts, gaskets complete and necessary fixing arrangement on submerisble motor and connecting to main pipe line etc all accessores complete all as specified and directed.

Supply and fix PVC sheathed water proof submersible flat cable 3 core multi stranded copper conductor of size 10 sqmm, ISI marked complete all as specified and as directed. NOTE:- The rate quoted include Flexible pipe of suitable size for protection of submersible cable is to be provided between borewell to panel.

M & L for Nylon rope 20 mm dia for holding submersible pump set, column pipe inside the borewell complete all as specified and as directed.

Supply and fixing of Galavised iron tubing (GI), medium grade of size 80mm bore with all fittings such as sockets, bends, elbows, tees, short pieces, connectors, back nuts, diminshing pieces, caps, plugs, clamps with nuts bolts and unions etc., laid in trenches / fixed to walls and ceilings or laid in floors, complete all as specified and as directed.

M & L DI pipes S/S including special class K-9 size 100 mm bore , in any length, laid in trenches including all accessories and push on type tyton joint etc complete all as specified and directed.

S & F Joist, channel, angle or tee section fixed independently without connecting plates etc (cut to ordinary length i.e. with in 20 mm of the length indicated) of grade Fe-410-W and ISMB 250 complete all as specified and directed.

Material & labour for Cutting existing steel tubing / CI pipe for alteraitons or additions Each cut measured Bore of pipe upto 150mm in position for inserting new tee for branch connection,coler, sluce valves etc complete all as specified and as directed.(Earh work & jointing will be measured seperatly)

Supply and fixing in replacement of 100 mm bore CI Sluice Valves ISI Marked flanged class 1.0 PN with necessary bolts and nuts of suitable size with and including rubber gasket for flanged joints and testing complete all as specified and as directed.

Supply and fixing in replacement of 80 mm bore CI Sluice Valves ISI Marked flanged class 1.0 PN with necessary bolts and nuts of suitable size with and including rubber gasket for flanged joints and testing complete all as specified and as directed.

Supply and fixing in replacement of 100 mm bore CI Non Return Valves ISI Marked flanged class 1.0 PN with by-pass arrangement and necessary bolts and nuts of suitable size with and including rubber gasket for flanged joints and testing complete all as specified and as directed.

Supply and fixing in replacement of 80 mm bore CI Non Return Valves ISI Marked flanged class 1.0 PN with by-pass arrangement and necessary bolts and nuts of suitable size with and including rubber gasket for flanged joints and testing complete all as specified and as directed.

Supply & fix CI air release valve of 80 mm bore, ISI marked , rubber gasket , mild steel nuts, and washers including testing complete all as specified and directed.

Supply & fix CI air release valve of 100 mm bore, ISI marked , rubber gasket , mild steel nuts, and washers including testing complete all as specified and directed.

Material & labour for earthing galvanized steel earth plate electrode 600mm x 600mm x 6 mm thick buried directly in ground (earth pit not less than 2.25 mtr depth below normal ground level) with top edge of earth not less than 1.5 mtr below normal ground level connected to and including galvanized steel strip 32 mm x 6 mm as earth lead upto equipment by means of steel bolts, nuts, check nuts and washers, test point made of GI strip 40x8mm, 10cm long PCC 1:2:4, type B-1 in pit with precast RCC 1:2:4 type B-1 in cover reinforced with XPM not less than 4 Kg per Sqm with 40mm bore GI light grade protection pipe, 20mm bore GI medium grade watering pipe with funnel including charcoal, dust, salt, all as shown in electric plate No 3 of SSR Part-I (2009) Specifications, complete with necessary earth work in any type of soil, removal to a distance not exceeding 50 mtr including testing on completion & dismantling of existing earthing, complete all as specified & directed.

Supply and fix heavy duty, industrial, triple spur gear type, hand operated chain pulley block of capacity 2 ton, standard lift of 3 meters complete all as specified and directed

Supply and fix heavy duty, industrial type, tripod made of heavy duty Galvanised steel pipes with hinging arrangements pipe size not less than 80 mm dia suitable for taking the load of 3 ton, standard lift of 3 meters including applying two coats of synthetic enamel paint over priming coat of red oxide after preparation of new steel surfaces etc., complete all as specified and directed.

M & L for road cutting, PCC hard standing including excavation for laying of GI pipe 80/50/40 mm dia and making good the disturbed surfaces all as per existing surfaces complete all as specified and directed.

Material and labour bail plug, well cap and MS iron clamps sutabile as per casing pipe complete all as and directed.

Material and labour for CI/DI fittings for spigot and socked/ flanged ends pipes like bends (any type, radius and angle) increasing, decreasing or double socket etc.,) flanged tee pieces single branch 'Y' Junction double branch, cross collars caps and plugs, connecting pieces one end flanged and other end socketed or spigot and bell mouth pieces one end flanged other end tapering as bell mouth suitable for pipe line 80 mm to 200 mm bore complete all as specified and directed. Note:- The weight of the fittings for the purpose of payment shall be actual weight of the fittings or as specified in IS code which ever is less.

Excavation in trenches not exceeding 1.5 mtr wide and 1.5 mtr in depth for laying of pipe lines and getting out old pipes in any type of soilcomplete all as specified and directed.

Returning and filling in incl spreading, levelling watering and well ramming in layers not exc 25 cm in soft / disintegrated rock complete all as specified and directed.

Removal of excavated surplus spoil /rocks at a distance not exc 50 mtr and depositing where directed at a level not exc 1.5 mtr from the starting point complete all as specified and directed.

Supply and fixing 100 mm bore Cast iron body class B woltman type analog water flow meter with stainer with rubber gasket for flanged joints incl necessary bolts and nuts of suitable size with and testing complete all as specified and directed.

Supply and fixing 80 mm bore Cast iron body class B woltman type analog water flow meter with stainer with rubber gasket for flanged joints incl necessary bolts and nuts of suitable size with and testing complete all as specified and directed.

Supply and fixing timer switch 240 V AC switch analog type for on off of submersible pump complete with wiring and any other necessary work for make fully serviceable complete all as specified and directed.

PRADEEP TIWARI CONTRACTOR (BID ID -3184346)

pyarelal galar (BID ID -3185265)