Assam Rifles Tender

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. for external work using 25mm dia nominal bore.

Providing and fixing C.I. double acting air valve 80mm dia of approved quality with bolts, nuts, rubber insertions etc. complete (The tail pieces, tapers etc if required will be paid separately)

Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete using 25 to 40 mm nominal bore

Providing and fixing 32 mm nominal bore gun metal gate valve with C.I. wheel of approved quality (screwed end)

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

SCHEDULE ‘A’ PART - II (Construction of 02 Nos 30,000 Ltrs capacity water tank)

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 in all kinds of soil.

Providing and laying in position plain cement concrete 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources) excluding the cost of centering and shuttering - All work up to plinth level

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 with 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size de rived 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 with 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived from natu- ral sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement with 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 Foundations, footings, bases of columns, etc. for mass concrete

Centering and shuttering including strutting, propping etc. and removal of form for Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

Centering and shuttering including strutting, propping etc. and removal of form for Columns, Pillars, Piers, Abutments, Posts and Struts

Centering and shuttering including strutting, propping etc. and removal of form for Lintels, beams, plinth beams, girders, bressumers and cantilevers

Centering and shuttering including strutting, propping etc. and removal of form for Suspended floors, roofs, landings, balconies and access platform

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

12 mm Cement plaster (1:3) finished with a floating coat of neat cement

Providing and fixing in position precast R.C.C. manhole cover and frame of Square shape 450mm internal dimensions.

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc.for external work using 65 mm dia nominal bore.

SCHEDULE ‘A’ PART - II (Filtration plant)

Supply, Installation, testing and commissioning of IRP structural composite vessel suitable for capacity of 15000 LPH, for iron removal and water filtration incl suitable RCC plate form etc complete and automatic dosing system containing dosing pump strainer with following specifications :- (a) Mode : Structure FRP composite tank of size 900mm diax 1800 ht length incl base 2180 mm size/as prescribed by the manufacturer (b) Capacity : 1051 Ltrs (c) Operating pressure : 5 Kgs/Sqcm/as specified by the manufacturer. (d) Strainers : Multiport Valve single 50mm dia opening 100mm top and bottom. (e) Aeration Valve : Single and multiport Valve of 50mm dia breaker Necessary water supply connection/testing incl necessary civil works are included Connection with inlet/out let 50mm dia butterfly valve, MS fabricated filter media as specified above. One year warranty for maint and replacement of spares will be provided by contractor to Deptt. (Make SOLE WATER/ PENTAIR/ION EXCHANGE/ZEOLITE/EQUIVALENT)

Supply, installation, testing and commissioning Alum Dosing unit of capacity 6 LPH with PVC HDPE storage tank of 100 Ltr capacity discharge 4/6 mm HDPE tubing dosing rate 3/4/10 at 4 Kgs/Sqcm stokes/minute 400 min 60/50, Diaphargm-TEFLON incl 3 mtr suction and discharge tubing injection/back pressure assembly complete plunger E - dosing pump connected with suitable capacity of electrical direvn motor 230 volt AC with necessary connection incl all accessories upto existing water filtration unit. One year warranty maint/spares will be provided by contractor to Deppt necessary civil connected works are included. (Make :E-DOSE/SOLE WATER/MILTON/PENTIAR/IAI MARKED)

Supply, Installation.testing and commissioning chlorine dosing unit of capacity 6 LPH with PVC HDPE storage tank of 100 Ltr capacity discharge 4/6 mm HDPE tubing, dosing reate 3/6/10 at 4 Kgs/Spcm stroke/minute 400 min 60/50 Diaphargm-TEFLON incl 3 mtr sucion and discharge tubing injection/back pressure assembly complete plunger E-dosing pump connected with suitable capacity of electrical direvn motor 230 Volt AC with necessary connection incl all accessories upto existing water filtration unit. One year warranty maint/spares will be provided by contractor to Deppt. Necessary civil connected works are included. (Make : E-DOSE/SOLE WATER/MILTON/PENTIAR/ISI MARKED)

Supply, installation, commissioning and testing monoblock pump set comprising of horizontal split casing pump capable of delivery 500 LPM clear water at 15 mtr head (or nearest higher side) suction 80 mm & delivery 50 mm coupled to suiatble capacity electric motor of 5 HP, 1500 RPM, 415 Volts 3 phases AC and mounted on steel frame (Kirlosker/Crompton/KSB make). The following items should be included :- (a) Suitable foundation as per manufacturer instruction. (b) GI suction pipe upto 15 mtr length with gun metal check valve. (c) GI delivery pipe medium grade upto 10 mtr length with gun metal gate valve of brass spindles with iron wheel head. (d) Cast iron non-return valve of suitable size. (e) Elect connection to the panel with suitable size PVC insulated multi-strand copper conductor 10 sqmm is suitable size light grade GI pipe.

S/F DOL starter three phase suitable for 5 HP motor.

Supply and fixing board distribution iron clad of sheet metal enclosure 415 volts, 3 phase wire system 4 way with necessary fixing/grounding arrangement on wall surface with complete all as specified and directed by Engr in charge

Supply and fix MCB TPN, 415 volt 63 Amp capacity with 9 KA fault rupturing capacity with suitable enclosure complete.

Supply and installation change over switch of metal sheet enclosure 415 volts 4 pole 63 Amp capacity with necessary power connection and fixing/grounding arrangement on wall surface etc complete (Make - Havells/Crompton/Standard)

Supply, laying, testing, commissioning of LT underground cable armoured heavy duty aluminium conductor of size 4 core 25 sqmm complete with necessary earth work as directed by Engr-in-charge.