ADDN/ALTN TO RAMPART-I AND SPL REPAIR FOR REPLACEMENT OF LT CABLE FROM OFFRS MESS TO IB AND IB TO AOI UNDER GE (FW) KOLKATA

Amount

SCHEDULE 'A' PART-I (B/R WORKS) Dismantling of plain or corrugated steel sheeting any gauge or any thickness in roof covering including stacking serviceable materials of re-use and removing unserviceable materials complete all as specified and directed.

S&F 0.50 mm thick TCT (total coated thickness) pre-coloured galvalume sheets with minimum base metal thickness of 0.45 mm, single skin high rib/multi rib profile galvalume sheeting having 1000-1020 mm width and 28-30 mm high crest @ maximum 250-255 mm pitch (centre) with sheets manufactured out of 0.50 mm this TCT (total coated thickness) high tensile galvalume sheets having tensile strength 550 MPA with 18-20 micron top coat over 5 micron primer and 8-10 micron alkyld backer zinc aluminium alloy AZ-150, sheets having a dip metallic zinc (43.5%0 aluminium (55%) & silicon (1.5%) with total mass coating of 150 gms/sqm on both sides, having wide pans with minimum 3 small stiffening ribs for effective water shedding and special male/female ends with full return legs on laps for purlin support and fixed as per existing profile of roof complete all as specified and directed.

All as per Item No. 2 above but 0.50 mm thick coloured plain galvalume sheet as in ridge/valley gutter of roof.

Dismantling structural steel work with mild steel sheet covering as in doors, gates, hangar doors etc but excluding framed trusses complete all as specified and directed.

Demolition Cement Concrete (un-reinforced) of any description and in any position complete all as specified and as directed.

Demolition of cement concrete (reinforced) of any description in any position not otherwise specially provided for complete all as specified and as directed..

Excavating in post hole (or similar hole) each n exc 0.5 cum getting out, returing, filling in and raming earth or broken rubble mixed with earth around,in layers not exc 25 cm, watering, and removing surplus soil to a distance n exc 50 M and making good surface in soft and loose soil complete all as specified and directed.

Excavation in trenches n exc 1.50 m wide and n exc 1.50m depth for foundation etc or for shafts, wells, cess pits, manholes, pier holes etc not exc 10 Sqm on plan and not exc. 1.50 Metre in depth and getting out as in soft/loose Soil, complete all as Specified and as directed.

All as per Item No. 8 above, but for depth beyond 1.50 m and upto 3.0 m deep

Removing excavated materials not exc 50 m and depositing where directed at a level not exc 1.50 m above the starting point complete all as Specified and as directed.

Returning filling in incl spreading , levelling , watering and well ramming in layers not exc 25 cm as in soft/ loose Soil, complete all as Specified and as directed.

M & L for hardcore of gauge exc 63 mm but not exceeding 100 mm, deposited, spread and levelled in layers not exceeding 15 cm thick, watered and rammed to true surface with broken stones complete all as specified and directed.

M&L for providing Plain Cement Concrete (1:4:8) type D2 using 40mm graded stone aggregate as in foundation filling and mass concrete completed all as specified and directed.

M&L for providing 100 mm thick, Plain Cement Concrete (1:2:4) type B2 using 40mm graded stone aggregate as in footpath, sub base of floor completed all as specified and directed.

M&L for structural steel work Fe 410-W (Gde-E-250) quality-A in roof trusses (framed), trussed, purlins, crane gantries, rials and fastenings and heavy bracket framing (beam, tee, angle, channel or flat sections) including distance pieces, cleats etc. complete all as specified and as directed by the Engineer-in-Charge

M&L for Rolled mild steel in plates(plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes without any attachment Gde Fe 410W complete .

Demolition of Brick Work built in Cement Mortar including all Quoins, Arches, Pillars, etc. of any descriptions, complete all as specified and as directed.

M&L Brick Work with Sub-Class ‘B’ fly-ash Bricks (with Old Size Bricks), Straight or Curved on Plan exc. 6.0 Metre mean Radius, built in Cement Mortar 1:6, complete all as specified and as directed.

M&L Brick Work with Sub-Class ‘B’ fly-ash Bricks Half-Brick thick, Old Size, built in Cement Mortar 1:4, Straight or Curved on Plan to any Radius, complete all as specified and as directed.

M&L Cement Concrete type C2 (1:3:6) using 40mm graded crushed stone aggregate 75mm thick as in Plinth Protection, / sub bases etc. laid in alternate Bays, finished Concrete Surfaces Even and Smooth without using Extra Cement, complete all as specified and as directed.

M&L for forming construction/dummy joints 75 mm deep x 10 mm wide filled with sealing compound Grade 'A'

Cutting into existing manholes for connecting new drains, making good to pipes and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4 section) in cement concrete 1:2:4 type B-1 (using 20 mm graded stone aggregate), finished smooth and reforming benching for 150 mm bore pipe as required and as directed by the Engineer-in-Charge.

M&L concrete bed to drain pipe including packing under and haunching against the side of drain pipe after laid and tested in PCC 1:3:6 type C2 for 150 mm bore pipes complete all as specified and directed.

S & F in repair Cast iron work grade FG -150 unmachined in brackets, gratings, railing, frames, manhole covers and similar articles including frame exc 5 Kg each of different sizes, fixed in concrete cover with PCC 1:2:4 type B0 (using 12.5 mm graded aggregates) complete all as specified and as directed.

M&L for providing Plain Cement Concrete (1:3:6) type C1 using 20mm graded stone aggregate as in surface channel and drain completed all 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, mi- tred/stopped ends etc completed all as specified and directed.

M & L for Providing precast cement concrete Type B1 1:2:4 (20mm graded aggregate) Set in cement mortar 1:4 in landings, cover slabs (for man holes etc.) chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain faces including necessary forms, moulds, etc complete all as specified and as directed. (NOTE: Reinforcement shall be measured seperately)

M&L for plain cement concrete (1:2:4) type B0 using 12.5 mm graded aggregates in lintels upto 1.5 m clear span, cills, steps, seismic and other similar bands, plinth courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones , bed plates, kerbs, water troughs and the like includinguding weathering, slightly rounded or chamfered angles and throating including formwork complete all as specified and directed.

Taking down cement plaster on brick or concrete surfaces incl racking out joints, hacking for key, scrubbing down with water etc. all as specified and directed.

M&L 15mm thick cement plaster on brick or concrete walls in cement mortar 1:6 finishing even and smooth without using extra cement complete all as a specified and as directed

M&L rendering 15mm thick on fair faces of brickwork or concrete surfaces in cement mortar 1:4, surfaces finished even and smooth without using extra cement complete all as specified and as directed.

M&L rendering 10mm thick on ceilings (upto 7 metres height) in cement mortar 1:3, surfaces finished even and smooth without using extra cement complete all as specified and as directed.

M&L for formwork to sides of concrete foundations, footings, bases of column, raft and raft beams, side and soffit (if any) for foundation and plinth beams etc, vertical or to batter for fair finished surfaces complete all as specified and directed.

M&L for formwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work; not exceeding 200 mm thick (horizontal or sloping) for fair finished surfaces complete all as specified and directed.

M&L for formwork to chullah hoods, chajjas, troughs and similar items including edges for fair finished surfaces complete all as specified and directed..

M&L for formwork to sides and soffits of floor or roof beams, beam haunchings, girders, bressumers, lintels, cantilevers, shelves etc for fair finished surfaces complete all as specified and directed.

M&L for formwork to side of pillars, posts, struts, piers, columns for fair finished surfaces complete all as specified and directed.

M&L for RCC type A1 (1:1½:3) using 20 mm graded aggregates in foundations, including rafts, footings, foundation beams, plinth beams, bases for columns etc basement slabs, under reamed piles and mass concrete complete all as specified and directed.

M&L for RCC type A1 (1:1½:3) using 20 mm graded aggregates in slabs supported on walls, beams and columns in floors, roof landings, balconies, canopies, deck slabs and in shelves etc complete all as specified and directed.

M&L for RCC type A1 (1:1½:3) using 20 mm graded aggregates in chajjas complete all as specified and directed.

M&L RCC type A1 (1:1½:3) using 20 mm graded crushed stone aggregate in Beams, cantilevers, bressummers, lintels over 1.5m span complete all as specified and directed.

M&L for RCC type A1 (1:1½:3) using 20 mm graded aggregates in columns, pillars, piers, posts and struts complete all as specified and directed.

M&L TMT Bars 10 mm dia and over, cut to length, bent to shape required including crank-ing, bending and binding with and including Mild Steel Wire (annealed) not less than 0.90 mm, complete all as specified and as directed.

S&F Mild steel TMT bars 8 mm dia , cut to length and bent to shape as reqd, including cranking , bending spirally for hooping for columns, hooking ends and binding with mild steel wire (annealed) not less than 0.90 mm dia complete all as specified and directed .

M&L for TMT bars 5 mm dia and over upto and including 10 mm dia in stirrups, spacers and binders cut to length, bent to shape required as in reinforcement and binding with MS wire (annealed) not less than 0.90 mm dia complete all as specified and directed .

M & L for heavy duty coloured ceramic floor tiles of size 300 x 300 x10mm thick in floor etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade complete including 20mm thick screed bed in cement mortar 1:6 complete all as specified and directed. (MAKE : JOHNSON, Model : ENDURA or equivalent model in other makes listed in the tender)

S&F mm thick precast cement concrete (1:2:4) type B-0 (using 12.5 mm graded crushed stone aggregate) louvers and jallies including all moulding, set in cement mortar 1:4 fixed complete all as specified and directed.

M&L for Mild steel Framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering. Doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges, wheels or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing complete conforming to Fe-410-W (Gde-E-250) quality-B complete all as specified and directed.

M&L for preparation of new plastered surfaces of wall and applying two coats of oil bound distemper over a coat of alkali resistant primer applied over 2 mm thick wall putty complete all as specified and directed.

M&L for preparation of new plastered surfaces of ceiling and applying two coats of oil bound distemper over a coat of alkali resistant primer complete all as specified and directed.

M&L preparation of new or previously untreated steel and iron surfaces 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 directed.

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

M&L for preparation of old decorated plastered surfaces of ceiling by washing, rubbing down and stopping of distempered and painted surfaces and applying two coats of oil bound distemper complete all as specified and directed.

M&L for applying two coat of exterior acrylic emulsion weather proof paint over a coat of suitable exterior primer (as per manufacturer's instructions) to newly plastered surfaces of walls of any description, over 10cm width or girth not otherwise described, including preparation of surfaces complete all as specified and directed.

M&L for applying one coat of exterior acrylic emulsion weather proof paint (as per manufacturer's instructions) to old decorated plastered surfaces of walls of any description, over 10cm width or girth not otherwise described, complete all as specified and directed.

M&L for second class hardwood timber in scantling clean sawn complete all as specified and directed.

S&F for 2nd class hardwood, plain, solid, straight chowkats and frames, wrought, framed, rebated on the solid, moulded or chamfered, put together with glue, pinned at joints complete all as directed.

S&F 30 mm thick Factory made 2nd class hard wood glazed & skleton shutters, open rebated and prepared to received glass, gauge etc. with plain, chamfered or rounded, mitred and rebated sash bars, any numbers, fitted with cut and mitred beads for securing glass etc, size of members of shutters as specified in SSR Part-I section 8, clause 8.20(a) complete all as directed.

S&F 2nd class hard wood factory made 35mm thick plain, framed, panelled shutters (two panels), with lock rail and panel of 9mm BWP commercial ply or 12mm verneerd particle board with commercial veneering on both faces the size of rail and stile as per IS: 1003 (Part 1) Kiln seasoned and chemically pressure treated complete all as specified and directed.

S&F 100 mm long stainless steel butt hinges (medium weight) cold rolled complete all as specified and directed.

S&F 200 mm aluminium anodised, barrel tower bolts of extruded section and fixed complete all as specified and directed.

S&F 300 mm aluminium, anodised sliding door bolt with hasp, staple(bolt type) and fixing clip of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded section or cast aluminium alloy complete all as specified and directed.

S&F 150mm extruded aluminium alloy handles, fabricated type, anodised complete all as specified and as directed.

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

M&L for plain fillets, square, rectangular or triangular in section, clean sawn, secured with nails size exc 6 sqcm n exc 13 sqcm complete all as specified and directed.

M&L for cutting holes in brick wall exceeding half brick but not exc one brick thick walls for inserting hold fasts for mild steel grills and making good dismantled portion in cement mortar 1:3 or cement concrete 1:2:4 type B1 (using 20 mm graded aggregates) including necessary formwork and making good surfaces as per existing finisjhes complete all as specified and directed.

M&L for preparing surfaces of wood and wood based materials, steel and iron work, new or old, of any description and girth, treating ends of posts, back of chowkhats etc, with tar or coal tar black paint, area tarred exc 0.1 sqm but n. exc 0.5 sqm each complete all as specified and directed.

-ditto- but treating small articles such as holdfasts, ends of posts, back of chowkhats, etc, area n exc 0.1 sqm each

M&L mild steel small articles such as flat iron for hold fasts etc, conforming ti Fe 410-0 or 310-0 complete all as specified and directed.

Dismantling of cast iron or reinforced concrete drain pipes, jointed in cement mortar and taking out of trenches/or fixed on walls, of 150 mm internal dia complete all as specified and as directed.

S & F Cast iron (sand cast) soil, waste and vent pipes 150 mm bore of any length with or without ears with cement joints all as specified, fixed on walls complete all as specified and directed.

S & F CI bend (any radius), diminishing pieces or tapers (larger bore measured) for 150 mm bore pipe complete all as specified and directed.

SCHEDULE 'A PART-II (EXTERNAL ELECTRIFICATION) Taking down unserviceable LT cable of size 240 sqmm to 300 sqmm for repair/ replacement etc (from cable duct/underground trench/pole), stacking properly (cable, pipe and bricks) complete all as directed by the Engr-in-Charge of the following cross - sections :- (Note :- Necessary earth work to be measured and paid separately.

M&L for sand cushioning/sand covering for underground cable protection and consolidated and compacted with clean dry sand complete all as specified and as directed. (NOTE: Punned thickness shall be measured for payment)

Supply, Laying and testing XLPE insulated, screened PVC bedded, galvanised steel strip or wire armoured electric power cable 1100 Volts grade with stranded aluminium conductor cable, laid in trench or fixed to wall/passing through pipe/pole complete of the following sizes and cross sectional area :- (Note :- Necessary earth work to be measured and paid separately.

240 sqmm, 3.5 core

300 sqmm, 3.5 core

M&L bricks with sub class 'B' locally available laid in trenches above sand cushioning for cable protection complete all as specified and as directed.

Laying only old bricks (retrieved during taking out of cable) in trenches above sand cushioning for cable protection complete all as specified and as directed.

Taking up or down unserviceable GI tubing 50 mm bore from underground trench/pole etc and removal from site complete all as specified and directed.

Supply and fixing 100 mm bore galvanized iron pipe (light grade) with all fittings, laid in trenches or under roads/floors/culverts etc complete all as specified and as directed by the Engineer-in-charge.

M&L for cable jointing kit for 1.1 KV grade cable for straight through heat shrinkable type joint complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable complete all as specified and directed for the following size of cables :-

185 sqmm to 300 sqmm, 3.5 core

400 sqmm, 3.5 core

Taking out old burnt thimble from cable terminals and cutting the cable and socketing and crimping new aluminium thimble and connecting with panel board complete all as specified and directed for the following size of cables :-

185 sqmm to 240 sqmm

300 sqmm to 400 sqmm

Excavation of trench in road/hardstanding not exc 1.00 m wide and not exc 1.00 m deep and getting out complete all as specified and directed.

M&L for PCC (1:2:4) type B-2 using 20 mm graded crushed stone aggregate complete all as specified and directed by the Engineer-in-Charge.

S&F cable route indicator (black in colour) for LT UG cable of 1100 volts, with embossed letters, min 80 mm dia, made from 5 mm thick cast iron plate 80 mm dia, bolted with 25 x 25 x 3 m angle iron of height 0.60 mtr above GL, embedded in PCC (1:3:6) type C2 (using 40 mm graded aggregate) of size 200 x 200 x 200 mm block, including taking down old unserviceable one, complete all as specified and directed. (NOTE: Cost of PCC is deemed to be included in quoted rate)

SOMANI BUILDERS

DEB AND COMPANY

BASU AND CO

GHOSH ENTERPRISE

SHEIKH ENTERPRISE

M A ENTERPRISES

MS AP CONSTRUTION AND CO

PRABIR TRADERS