Construction of Division Office Building of Gossaigaon Kokrajhar West Division (Irrigation) Gossaigaon

Amount

Earth work in excavation for foundation trenches including filling up sides of trenches and removal of spoils after completion of foundation , dressing, ramming, shoring etc. complete including bailing out water where necessary in ordinary soil.

C.C work in proportion 1:3:6 in foundation / abutment / piers / wing walls etc.with hard broken stone agg. of size 13 mm to 38 mm including curing with necessary timber shuttering, scaffolding etc.where necessary complete as directed. (Shuttering, scaffolding cost will be paid separately).

CC work in proportion 1:2:4 in foundation / abutment /piers / wing walls etc. with hard broken stone aggregate of size 13 mm to 38 mm including curing including dewatering with necessary timber shuttering, scaffolding etc. where necessary, complete as directed.(Shuttering, scaffolding cost will be paid separately)

1st class brick work in cement mortar in abutment and wing wall, parapet wall etc, including racking out joints and curing etc, complete as directed.(i) in proportion 1:4

Providing and laying damp-proof course 40mm thick with cement concrete 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 12.5mm nominal size derived from natural sources)

River sand filling in plinth, canal bed, canal slopes, bases of structure, etc in layers not more than 150 mm thick including necessary carriage, watering etc,complete as directed as specified.

Supplying fitting fixing and laying reinforcement (TATA) in position in RCC work including cutting, bending, cranking with two piles 0.91 M (20 BWG) annealed wire hooking tying complete as directed.

Centering and shuttering including propping etc where necessary and removal of forms after completion of CC and RCC works as directed complete. (Measurement to be taken on the face area timbered).

12 mm cement plastering including clearing surface and curing, complete as directed.b) In cement mortar 1:4

Providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position with hold fast lugs or with dash fasteners of required dia & length (Sal Wood)

Distempering with 1st quality acrylic distemper (ready mixed) having VOC content less than 50 gram/litre, of approved manufacturer and of required shade and colour all complete to achieve even shade and colour :New work (two or more coats) over and including water thinnable priming coat with cement primer having VOC content less than 50 gram/litre

Soling in foundation at all levels including filling intersides, ramming etc complete as directed and of specified thickness with 9 cm brick on flat including sand packing.

62 mm thick cement concrete flooring with concrete hardener topping, under layer 50 mm thick cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size) and top layer 12mm thick cement hardener consisting of mix 1:2 (1 cement hardener mix : 2 graded stone aggregate, 6mm nominal size) by volume, hardening compound mixed @ 2 litre per 50 kg of cement or as per manufacture’s specifications. This includes cost of cement slurry, but excluding the cost of nosing of steps etc. complete.

Precast terrazo tiles 22 mm thick with graded marble chips of size upto 12 mm, laid in floors, and landings, jointed with neat cement slurry mixed with pigment to match the shade of the tiles, including rubbing and polishing complete, on 20 mm thick bed of cement mortar 1:4 (1 cement:4 coarse sand) :Light shade pigment using white cement

Providing and fixing tiled false ceiling of specified materials of size 595x595 mm in true horizontal level, suspended on interlocking metal grid of hot dipped galvanized steel sections ( galvanized @ 120 grams/ sqm, both side inclusive) consisting of main “T” runner with suitably spaced joints to get required length and of size 24x38 mm made from 0.30 mm thick (minimum) sheet, spaced at 1200 mm center to center and cross “T” of size 24x25 mm made of 0.30 mm thick (minimum) sheet, 1200 mm long spaced between main “T” at 600 mm center to center to form a grid of 1200x600 mm and secondary cross “T” of length 600 mm and size 24x25 mm made of 0.30 mm thick (minimum) sheet to be interlocked at middle of the 1200x600 mm panel to form grids of 600x600 mm and wall angle of size 24x24x0.3 mm and laying false ceiling tiles of approved texture in the grid including, required cutting/making, opening for services like diffusers, grills, light fittings, fixtures, smoke detectors etc. Main “T” runners to be suspended from ceiling using GI slotted cleats of size 27 x 37 x 25 x1.6 mm fixed to ceiling with 12.5 mm dia and 50 mm long dash fasteners, 4 mm GI adjustable rods with galvanized butterfly level clips of size 85 x 30 x 0.8 mm spaced at 1200 mm center to center along main T, bottom exposed width of 24 mm of all T-sections shall be pre-painted with polyester paint,all complete for all heights as per specifications, drawings and as directed by Engineer-incharge.8 mm thick fully perforated calcium silicate board made with Calcareous & Siliceous materials reinforced with cellulose fiber manufactured through autoclaving process to give stable crystalline structure with minimum compressive strength 225 kg/ sq. cm, bending strength 100 kg/sq. cm , of size 595x595 mm, having perforation of dia. 10 mm with minimum perforated area 18 % with non woven tissue on the back side, having an NRC ( Noise Reduction Coefficient) of 0.85, with 50 mm thick rockwool of 48 kg /cum backing.

Providing and fixing water closet squatting pan (Indian type W.C. pan ) with 100 mm sand cast Iron P or S trap, 10 litre low level white P.V.C. flushing cistern, including flush pipe, with manually controlled device (handle lever) conforming to IS : 7231, with all fittings and fixtures complete, including cutting and making good the walls and floors wherever required:White Vitreous china Orissa pattern W.C. pan of size 580x440 mm with integral type foot rests

Providing and fixing white vitreous china pedestal type water closet (European type) with seat and lid, 10 litre low level white vitreous china flushing cistern & C.P. flush bend with fittings & C.I. brackets, 40 mm flush bend, overflow arrangement with specials of standard make and mosquito proof coupling of approved municipal design complete, including painting of fittings and brackets, cutting and making good the walls and floors wherever required :W.C. pan with ISI marked white solid plastic seat and lid

Providing and fixing white vitreous china flat back or wall corner type lipped front urinal basin of 430x260x350 mm and 340x410x265 mm sizes respectively with automatic flushing cistern with standard flush pipe and C.P. brass spreaders with brass unions and G.I clamps complete, including painting of fittings and brackets, cutting and making good the walls and floors wherever required :One urinal basin with 5 litre white P.V.C. automatic flushing cistern

Providing and fixing wash basin with C.I. brackets, 15 mm C.P. brass pillar taps, 32 mm C.P. brass waste of standard pattern, including painting of fittings and brackets, cutting and making good the walls wherever require: White Vitreous China Flat back wash basin size 550x 400 mm with single 15 mm C.P. brass pillar tap

Providing and fixing Stainless Steel A ISI 304 (18/8) kitchen sink as per IS:13983 with C.I. brackets and stainless steel plug 40 mm, including painting of fittings and brackets, cutting and making good the walls wherever required : Kitchen sink with drain board . 510x1040 mm bowl depth 250 mm

Providing and fixing mirror of superior glass (of approved quality) and of required shape and size with plastic moulded frame of approved make and shade with 6 mm thick hard board backing : Rectangular shape 453x357 mm

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply and all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing.This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge.Internal work - Exposed on wall .40 mm nominal dia Pipes

Providing and fixing C.P. brass long nose bib cock of approved quality conforming to IS standards and weighing not less than 810 gms.15 mm nominal bore

Providing and fixing in position collapsible steel shutters with vertical channels 20x10x2 mm and braced with flat iron diagonals 20x5 mm size, with top and bottom rail of T-iron 40x40x6 mm, with 40 mm dia steel pulleys, complete with bolts, nuts, locking arrangement, stoppers, handles, including applying a priming coat of approved steel primer.

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.

Boring/drilling bore well of required dia for casing/ strainer pipe, by suitable method prescribed in IS: 2800 (part I), including collecting samples from different strata, preparing and submitting strata chart/ bore log, including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of Engineer-in-charge, upto 90 metre depth below ground level. All types of soil. 300 mm dia

Supplying, assembling, lowering and fixing in vertical position in bore well, unplasticized PVC medium well casing (CM) pipe of required dia, conforming to IS: 12818, including required hire and labour charges, fittings & accessories etc. all complete, for all depths, as per direction of Engineer -in-charge. 150 mm nominal size dia

Supplying, assembling, lowering and fixing in vertical position in bore well, unplasticized PVC medium well screen (RMS) pipes with ribs, conforming to IS: 12818, including required hire and labour charges, fittings & accessories etc. all complete, for all depths, as per direction of Engineer -in-charge. 150 mm nominal size dia

Gravel packing in tubewell construction in accordance with IS: 4097, including providing gravel fine/ medium/ coarse, in required grading & sizes as per actual requirement, all complete as per direction of Engineerin-charge.

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Providing corrugated G.S. sheet roofing including vertical / curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete (up to any pitch in horizontal/vertical or curved surfaces), excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. 1.00 mm thick with zinc coating not less than 275 gm/m²

Making soak pit 2.5 m diameter 3.0 metre deep with 45 x 45 cm dry brick honey comb shaft with bricks and S.W. drain pipe 100 mm diameter, 1.8 m long complete as per standard design.With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Installation, Testing & Commissioning of Electric motor driven pump set.

Wiring for light Point/fan point/ exhaust fan point/ calling bell point with 1.5 sqm FRLS PVC insulated copper conductor single core cable in surface /recessed steel conduit with modular switch, modular plate, suitable GI box and earthing the point with 1.5 sqm FRLS PVC insulated copper conductor single core cable etc. as required.Group A

Providing and fixing following rating and breaking capacity and pole MCCB with thermomagnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc as required.

Installation, testing and commissioning of pre-wired fluorescent fitting/compact fluorescent fitting of all types complete with all accessiories and tube/lamp etc. including supplying and fixing ball and socket arrangement 2 Nos. down rods of 20 mm dia X 1.6 mm thick steel conduit upto 30 cm length painting and wiring the down rods and connection with 1.5 sq mm FRLS PVC insulated copper conductor single core cable and earthing etc as required.

Supply and fixing metal box of following sizes (nominal size) on surface or in recess with suitable size of phenolic laminated sheet cover in front including painting as required. 200mm X 250mm X 60mm deep.

Supply and fixing following piano type switch / socket on the existing switch box/ cover including connections etc. as required .15/ 16 A switch

Supply and fixing following piano type switch / socket on the existing switch box/ cover including connections etc. as required .6 pin 15/16 A Socket outlet

Supply Installation Testing and Commissioning of 1200 mm sweep BEE 5 star rated ceiling fan with Brush Less Direct Current (BLDC) Motor , class insulation B 3 nos. blades 30 cm long down rod 2 nos. canopies, shackle kit, safety rope, copper winding, power factor not less than 0.9 , service valve (CM/M/W) minimum 6.00 Air delivery minimum 210 cum/Min , 350 RPM(tolerance as per IS : 374-2019 ) THD less than 10% remote or electronic regulator unit for speed control and all remaining accessories including safety pin nut bolts washers temperature rise = 75 degrees C(max) , insulation resistance more than 2 mega ohmn suitable for 230 V , 50 Hz single phase AC supply earthing etc. complete as required.

MS KC ENGINEERING (BID ID -271622)

Dhriti Sankar Das (BID ID -271620)