Provision of additional boring, big reservoir and tulu pumps in the High Court, Old Block

Amount

Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. 2.8.1 All kinds of soil.

Dry brick pitching half brick thick in drains including supply of bricks and preparing the surface complete :16.12.1: With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 4.1.5 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources)

Steel reinforcement for R.C.C. work including straightening, cutting,bending, placing in position and binding all complete upto plinth level. 5.22.6 Thermo-Mechanically Treated bars of grade Fe-500D or more

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 5.1.2 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement : 5.2.2 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form for 5.9.1 Foundations, footings, bases of columns, etc. for mass concrete

5.9.2: Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Lintels, beams, plinth beams, girders, bressumers and cantilevers

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in:6.1.1: Cement mortar 1:4 (1 cement : 4 coarse sand)

15 mm cement plaster on rough side of single or half brick wall of mix:13.5.1: 1:4 (1 cement: 4 coarse sand)

12 mm cement plaster of mix :13.1.1: 1:4 (1 cement: 4 fine sand)

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. External work: 18.9.4: 32 mm nominal outer dia Pipes

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, i/c cutting and making good the walls etc. Internal work - Exposed on wall 18.10.3: 25 mm dia nominal bore

18.10.5: 40 mm dia nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :18.17.1:25 mm nominal bore

Providing and fixing ball valve (brass) of approved quality, High or low pressure, with plastic floats complete :18.18.3: 25 mm nominal bore

Providing and fixing gun metal non- return valve of approved quality (screwed end) :18.19.1: 25 mm nominal bore 18.19.1.1: Horizontal

18.19.1.2: Vertical

Providing and placing on terrace (at all floor levels) polyethylene water storage tank, IS : 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank.

Preparation of site for placement of the drilling rig including excavation of mud pit, circulation drain, collection chamber etc. all complete as directed.

Movement of Rig from the Divisional Head quarter to the drilling site including cost of P.O.I. all complete as directed. (a) Upto 100.00 Km distance from Divisional H.Q

Transporttation of all ancillary equipements camp materials welding set, rig accessories etc. from divisional H.Q. to work site to and fro including cost of P.O.I. all complete as directed.Upto 100.00 Km distance from Divisional H.Q

Transporttation of all store materials like pipes, strainer, cone, socket, clamp,bentonic etc. from Divisional Head Quarter to worksite to and from including cost of POI all complete as directed.Upto 100.00 Km distance from Divisional H.Q

Transporttation of air compressor from the Divisional Head Quarter to drilling site with all assoceries including cost of P.O.I. all complete as directed.Upto 100.00 Km distance from Divisional H.Q

Transporttation of P.O.I. all complete as directed.

Construction of temporary accommodation and low cost sanitary facility for drilling staffs including cost of camp materials viz cots, tables, chair, itensils, dresses, safety helmsats etc. and dismantling the accomadation after completion of the work all complete as directed.

Providing water supply facilities at driling site all complete as directed (a0 by installing 1 No. of singur hand pump

Casing/ sinking, lowering of 200mm dia M.S.Pipe including cost of pipe and labour charge for casing ,welding of joints by welding machine and sinking by driling Rig in position all completed as per direction of the department.

Drilling with drilling rig using D.T.H. in all kinds of rock formation including collection of sample at every 3.0m depth of boring or wherever there is a change of strata in sample boxes with distinguishing marks upto a required depth of boring along with breaking rock fracture for desired discharge, withdrawing drilling rod and finishing the bvorehole by ramming upto a required dia upto the bottom and washing the well as per direction of the department all complete including testing of yield and drawdown of SWOL of the DTW in presence of Engineer/ incharge with submission of all report and lithology of the well as directed by the department.

Providing and fixing 4.00 mm dia copper wire on surface or in recess for loop earthing as required.

Supplying and fixing 5 A to 32 A rating, 240/415 V, 10 kA, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required.2.10.5 Triple pole and neutral

Supplying and fixing following rating, double pole, 240 V, isolator in the existing MCB DB complete with connections, testing and commissioning etc. as required. 2.12.1: 40 amps

Supplying and fixing DP sheet steel enclosure on surface/ recess along with 25/32 A 240 V "C" curve DP MCB complete with connections, testing and commissioning etc. as required.

Supplying and fixing TP sheet steel enclosure on surface/ recess along with 16/25/32 A 415 V "C" curve TP MCB complete with connections, testing and commissioning etc. as required.

Wiring for circuit/ submain wiring alongwith earth wire with the following sizes of FRLS PVC insulated copper conductor, single core cable in surface/ recessed medium class PVC conduit as required. 1.14.10: 4 X 10 sq. mm + 2 X 6 sq. mm earth wire

Supplying including installation testing and commissioning of 5 HP V4 Submersible Pump Set 3 (three phase) No. of stages 40 including connection complete as directed and specified by the deptt. (Crompton Make, Model/ rating 100W10RJ5-TP or its equivalent)

Supplying including installation, testing and commissioning of 2 HP Openable - Submersible Pump Set complete (1 Phase) including connection complete as directed and specified by the deptt. (Crompton Make, Model/ rating OWK22(1 PH) G-30 or its equivalent)

Supplying including fitting & fixing of Borewell Top Cover (Cast Iron 10inch size) on the existing borewell as dirtected and specified by nthe deptt. (Crompton Make, Model/ rating 100W40RJ5-TP 50 or its equivalent)

Supplying including drawing of 6 sq.mm 3 Crore insulated and PVC sheathed industrial cable for Submersible pump motor along with steel rope wire 10 sq.mm for submersible pump including connection complete as directed and specified by the deptt. (Crompton Make, Model/ rating 100W40RJ5-TP-50 or its equivalent)

M/S. BHARAT NIRMAAN TEKNO CONSULTANTS & ENGINEERS

ARINDOM KOUSHIK BARUAH