REPLACEMENT OF ROOF SHEET OF BLDG NO NP-09 AND OTHER REV/MINOR WKS AT NAA UNDER GE (N) TEZPUR

Amount

Dismantling asbestos cement sheet, ridge (corrugated, semicorrugated, plain etc.) in roof covering,wall etc or of similar types complete all as specified and directed.

Dismantling timber scantlings in framed works, 40 sqcm and over in section, in any position complete all as specified and as directed.

S & F second class hardwood plain,solid ,straight,chowkats and frames,wrought, framed rebated on the solid ,rounded or chamfered,put together with glue pinned at joints, complete in all respect as specified and directed.

S&F coloured 0.50mm thick pre-painted galvalume aluminium zinc coating GI based trapezoid profile steel sheet having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed with self tapping screws alongwith bitumen washer complete all as specified and directed.

S&F coloured 0.50mm thick pre-painted galvalume aluminium zinc coating GI based trapezoid profile steel sheet having tensile strength of 550 Mpa as in ridge, valley gutter or of similar type, fixed with self tapping screws alongwith bitumen washer complete all as specified and directed.

M & L for rendering/plastering 15 mm thick in cement mortar 1:4 on faces of brick or concrete surfaces and finished the surface even and smooth without using extra cement complete in all respect as specifified and directed.

Supply only integral water proofing compound complete all as specified and as directed.

Material and labour for brick work with sub-class "B" old size bricks of class designation 75, straight or curved on plan exceeding 6m mean radius built in cement mortar (1:6) including dismantling of existing brick work built in cement mortar complete in all respect as specified and directed.

M&L for preparation of old decorated wooden surfaces with pre mixed wood filler used as putty of grith exc 10cm and applying two coats of synthetic enamel paint complete all as specified and directed.

M & L for preparation of new or previously untreated wood or wooden surfaces, of any description, over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of pink primer complete all as specified and as directed.

Excavating in post holes (or similar holes) each not exceeding 0.5 cum, getting out in soft/ loose soil, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, watering and removing surplus soil out side MD land and making good surface complete all as specified and as directed.

Surface excavation not exceeding 30 cm deep and averaging 15 cm deep and getting out in soft/ loose soil complete all as specified and as directed.

S & F mild steel sections (Beam, tee, angle, channel or flat sections) in roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing, independent fixing with welding etc. including distance pieces, cleats etc. using Fe 410-W (Gde E-250) quality A complete in all respect as specifified and directed.

M & L for cement concrete in foundation, filling and mass concrete in M15(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate complete all as specified and as directed.

M & L for hardcore (broken stone or boulders) of gauge not exceeding 63 mm, deposited, spread and levelled in layers not exceeding 15 cm thick, watered and rammed to a true surface complete all as specified and as directed.

S&F mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed both ends each screwed end to be fitted with washers and one hexagonal square nut, n exc 5cm long dia of neck 10mm.complete in all respect as specifified and directed.

Preparation of newly or previously untreated steel surface of any description over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified and as directed by Engineer-in-Charge

M & L for brick work with sub class 'B' bricks, straight or curved on plan exceeding 6 m mean radius built in cement mortar 1:6 complete all as specified and as directed.

M & L 75 mm thick plain cement concrete M10(Nominal Mix) using 40 mm nominal size graded stone aggregates finished surface even and fair without using extra cement including necessary expansion joint and filling compound as in plinth protection all as specified and as directed.

M & L for cement concrete M15 (Nominal Mix) using 40 mm nominal size graded crushed stone aggregate 100 mm thick in flooring finished even and smooth without using extra cement complete all as specified and as directed.

Preparation of newly plastered surfaces on walls and applying three coats of white wash complete all as specified and as directed.

Spreading and levelling to under flooring, in layers n. exc. 25 cm thick and well ramming including watering as required of excavated loose soil, as retreived against respective excavation item complete in all respect as specifified and directed.

Excavating in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. or for cable laying or water supply pipes lines etc or not exceeding 10 sqm on plan and getting out in soft/ loose soil complete all as specified and as directed.

Excavating in post holes (or similar holes) each not exceeding 0.5 cum, getting out in soft/ loose soil, returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm, watering and removing surplus soil to a distance not exceeding 50 m and making good surface complete all as specified and as directed.

M & L for cement concrete in foundation, filling and mass concrete in M7.5(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate complete all as specified and as directed.

M & L for cement concrete in surface channels and drains in M15(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate complete all as specified and as directed.

Supply & fix glass dividing strip 38 mm wide and 3 mm thick complete all as specified and as directed.

S & F expanded metal not exceeding 4 Kg per square metre, cut to length, bent to shape required and tying with and including annealed mild steel wire not less than 0.9 mm dia or fixing with galvanised steel staples supplied and fixed complete to wood or steel members complete all as specified and as directed.

S & F Steel door including projecting type hinges, steel handle, complete, with glazing bars, dovetailed or welded complete all as specified and directed.

M & L for rendering/plastering 15 mm thick in cement mortar 1:6 on faces of brick or concrete surfaces and finished the surface even and smooth without using extra cement complete in all respect as specifified and directed.

M&L for 75 mm thick cement concrete 1:3:6 type C-2 (using 40 mm graded stone aggregate) as in path /steps laid with and incl use and waste of form work and finishing the surface even and rough to receive the topping layer or tiling complete all as specified and directed by engineer-in-charge.

M & L for concrete bed in PCC 1:4:8 type D 2 using 40mm nominal size crushed and graded stone aggregate to drain pipes of 110mm bore including packing under and completely surrounding pipes with concrete after they are laid and tested in complete in all respect as specified and directed.

S & F PVC (SWR) pipes single socketed in any length with rubber ring jointslaying in trenches 110 mm bore complete in all respect as specified and directed.

M & L for extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement, including forms, moulds, mitred/ stopped ends etc. complete all as specified and as directed.

M & L for precast cement concrete M15 (Nominal Mix) using 20 mm nominal size graded crushed stone aggregate in landings, cover slabs (for man holes etc.) chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain faces fair faces, including chamfers, weatherings, throating etc. and setting in cement mortar (1:4) complete with joints to match complete all as specified and as directed

M & L for mild steel TMT bars 10 mm dia and over, cut to length, bent to shape required, including hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips and including welding has to be done with minimum 20 cm over lap for new and old of any height. Complete all as specified and as directed.

S & F for coloured rubber moulded, glazed pre coated chequered cement concrete tiles of any shape and size 20-25mm thick with grey cement with pigment,; set jointed and pointed in neat cement slurry with pigment in floors including over 15mm thick screed bed in CM 1:4 complete in all respect as specified and directed. Sample as approved by GE.

Removing excavated material exc. 500 m but n exc. 1.5 km and depositing complete in all respect as specified and directed.

Removing excavated material (soils) not exceeding 50 m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and as directed.

S & F UPVC (SWR) bends without inspection door (any angle), 110 mm dia conforming to IS 14735: 1999 complete all as specified and directed.

S & F PVC (SWR) Tee(87.5⁰) single, 110 mm dia without inspection door conforming to IS 14735: 1999 complete all as specified and directed.

S & F powder coated aluminium frame for doors, windows, ventilators with one or more rebates including joining cleat for fixing etc. or for window grill of appd size and shape including fixing with aluminium "U" shape section for fixing etc. complete in all respect as specified and directed. (Powder coating shall be min 50micron) (Note: all external members to be joined at 45 degree angle at corner)

S&F powder coated aluminium anodised window and ventilaotr shutters, fixed type without sash bars, aluminium section weighing 0.55 kg/m including necessary joining cleats, glazing clips, rubber packing, anodised aluminium snap beading, scres etc. compelte in all respect as specified and directed.

S & F powder coated aluminium Anodised aluminium door shutters, aluminium section weighing 0.55 kg/m including necessary joining cleats, glazing clips, ruber neoprene packing, handles 2 Nos in each door, hinges, anodised aluminum snap beading screws etc. complete all as specified complete in all respect as specified and directed. (Powder coating shall be min 50micron) (Note: all external members to be joined at 45 degree angle at corner)

S & F powder coated aluminium window and ventilator shutters, side hung type with/without sash bars, aluminium sections weighing 0.55 kg/m including necessary joining cleats, glazing clips, EPDM rubber packing (of 50 No) grade), powder coated aluminium snap beading, screws, powder coated aluminium fittings such as peg stays 150mm long (1 no.). hinges type B-21, 100mm long (2 no.) suitable handle (1 no.) complete in all respect as specified and directed. (Powder coating shall be min 50micron) (Note: all external members to be joined at 45 degree angle at corner)

S & F powder coated aluminium sliding window 3 track with/without sash bars, aluminium sections of thickness 1.50mm or more including necessary joining cleats, glazing clips, EPDM rubber packing (of 50 No grade), powder coated aluminium snap beading, screws, center grooved stainless steel ball-bearing double roller 2 position height adjustment, sound/dust brush, recessed handle with locking arrangement complete in all respect as specified and directed. (Powder coating shall be min 50micron) (Note: all external members to be joined at 45 degree angle at corner)

S & F stainless steel wire cloth, 0.36 mm nominal dia of wire and average width of aperture 1.40 mm and fixed with stainless steel wire staples complete all as specified and as directed.

M&L for anodised aluminium grill for doors, windows, ventilators including joining cleat for fixing etc. complete in all respect as specified and directed.

M & L for preparation of new plastered surface of wall and applying two coats of weather coat over and including two coat of home shield 3mm thick (in two layers), wall care putty over a coat of primer complete in all respect as specifified and directed.

M&L for preparation of newly undecorated plastered surface of wall and applying two coats of oil bound distemper (OBD) and finished with spunge roller over a coat of alkali resistant priming paint over 3mm thick (in two layers), wall care putty complete in all respect as specifified and directed.

S & F aluminium barrel tower bolts with barrel and bolt of extruded sections of aluminium alloys, 200 mm long, anodized finish not be less than Grade AC 10 of IS 1868 : 1996 with transparent anodic film complete all as specified and as directed.

S & F cast aluminium alloy handle, cast type, 125 mm size, anodized to a bright natural, mat finish not be less than Grade AC 10 of IS 1868 : 1996 complete all as specified and as directed.

S & F aluminium alloy sliding door bolts with hasp, staple and fixing clips of sheets, or extruded sections and fixing bolts and sliding bolts of extruded sections of aluminium alloy, 300 mm long, anodized to a bright natural, mat finish not be less than Grade AC 10 of IS 1868 : 1996 complete all as specified and as directed.

M&L for 2nd class hard wood plain fillets ,square, rectangular or triangular in section ,clean sawn ,secured with nails or brads (sectional area exc13 sq.cm & n exc 25 sq.cm)as in studs of ceiling / sunshed./truss members complete all as specified and directed.

S&F aluminium extruded hydraulically regulated door closure, designation No. 3, universal type, suitable for door shutters of 851 to 1000 mm in width and of weight between 61 to 80 kg and fixed in all respect as specified and as directed.

Supply & fix sheet glass, ordinary quality, 4 mm thick and glazed with oil putty or fixed with beads in square not exceeding 0.5 Sqm in each pane complete all as specified and directed.

Supply & fix sheet glass, ordinary quality, 4 mm thick and glazed with oil putty or fixed with beads in square exceeding 0.5 Sqm in each pane complete all as specified and directed.

S & F solar control film 25 micron reflective type sticked to glass panes as per instructions of manufacturers complete all as specified and as directed.

M&L for 18-20 mm thick machine cut kota stone slab flooring of size not less than 500 x 500 mm over and including 20 mm thick cement mortar (CM) 1:6 screed base, laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and minor polishing, complete in all respect as specified and directed.

M&L for 18-20 mm thick machine cut kota stone slab of size not less than 500 x 500 mm in riser of steps, skirting, dado and pillar over and including 15 mm and thick rendering in cement mortar (CM) 1:4, laid and jointed with grey cement slurry mixed with pigment to match the shade of the slab including rubbing and polishing, complete in all respect as specified and directed.

Taking down and refixing in same opening wooden door shutter area exceeding 1.00 sqm and n.exc 2.00 sqm each complete all as specified and as directed.

M & L for cement concrete M15 (Nominal Mix) using 20 mm nominal size graded crushed stone aggregate, 40 mm thick in sub base for laying tiles, pavings, floorings etc. complete all as specified and as directed.

M & L for Roughening surfaces of old concrete floor by picking, sweeping clean and washing down with water to remove dust and brushing neat cement slurry with 3.0 kg/sqm etc. complete all as specified and as directed.

S&F Plastic dividing strips, 1.5mm thick of size 10/38 mm complete all as specified and directed.

Surface dressing not exceeding 15 cm deep in soft/ loose soil and removal of spoil outside MD land complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm in soft/ loose/ hard/ dense soil complete all as specified and as directed.

M & L for cement concrete M15 (Nominal Mix) using 20 mm nominal size graded crushed stone aggregate as in floor 40 mm thick finished even and smooth using extra cement complete all as specified and directed.

S&F Roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (beam, tee, angle, tubular/hollow section, channel or flat sections) including distance pieces, cleats etc. using Fe-410W (Grade E-250 quality "A") including necessary welding complete complete all as specified and directed.

M/S Barua Enterprise (BID ID -3161817)

DILIP KUMAR SINGH (BID ID -3162749)

Anil Kumar Sarmah (BID ID -3162065)

M/S S.K. Sharma (BID ID -3162086)

M/S UDIPTA KUMAR BORAH (BID ID -3162116)