SPL REPAIR TO STRUCTURAL MEMBERS AND PROVN OF IRON WELD MESH AND CONNECTED SERVICES IN SIGNAL BR, STE BR AND RVC BR OF BLDG NO OD-4 INSIDE FORT WILLIAM UNDER GE (FW) KOLKATA

Amount

Dismantling of loose concrete from RCC members to shape 50 mm for receiving polymer modified member/micro concrete etc all as per manufacturer instruction (Measurement shall be surface area of member).

Material and labour for cleaning rust from rusted steel bar by using Rebaklens RR rust remover & wire brush : Rust remover cleaning rust from rusted reinforcement bars by using acid base Rebaklens RR rust remover painted with brush and removing rust with flex, (after 24 hrs of application of rust remover) with the help of wire brush, sand paper or any other suitable devices and throughly washed with water with the help of pressure jet and allowing it dry complete all as per manufacturer instruction of Make : Fosroc/Sikka. (only area of cleaned steel bar shall be measured for payment).

Material and labour for anchoring system for rebaring by normal steel bar :- Rebaring by normal steel bars : introducing new reinforcement bars for structural connections in RCC, fixing the reinforcement in position using Hilti HY 150/ Fosroc Lockfix E 75 chemical (Rate shall include cost of labour, epoxy cartridges, plastic nozzles etc complete including cleaning the drilled holes of loose dust by blowing air, all as per manufacturer instruction and work will be carried out by manufacturer rep only of Make Fosroc/Sikka. (The cost of reinforcement shall be payble seperately).

Material and labour for coating applications Anti Corrosive coating for corroded reinforcement & newly added steel bar :- Providing mixing and applying over reinforcement bars Nitozinc primeir antirust agent all as per manufacturer instruction and work will be carried out by manufacturer rep only of Make Fosroc/Sikka (Dosage/coverage as per manufacturer specification of two component epoxy based zinc rich primer steel as a protective coating to steel reinforcing bars in concrete with total zinc content in dry film > 90% by volume and DFT per coat>50 microns).

Material and labour for providing and applying bonding agent of approved brand Fosroc Nitobond EP (Std) coverage and all as per manufacturer instruction and work will be carried out by manufacturer rep only of Make Fosroc/Sikka. (Mixed density : 1.48Kg/ltr, adhesive bond strength to be >2.50 MPs) epoxy bonding agent.

Material and labour for polymer modified mortar Rendroc SP 40 for patch repair :- M&L polymer modified concrete upto 25 mm thick application Shrinkage controlled, polymer modified, fibre reinforced cementitious repair mortar, specifically of PMC (Free flowing non shrink repair and could get compressive strength of 35 Mpa at 28 days including plaster and all as per manufacturer instruction and work will be carried out by manufacturer rep only .

M&L for mild steel TMT bars 10 mm dia and over, cut to length, bent to shape required, including cranking bending spirally for lintels and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with clips, all as specified.

Dismantling of brick tiles or terracing tiles, single layer on roofs complete all as specified.

M&L 40 mm thick brick tiles bedded in cement mortar 1:6, and joints grouted flush in 15 mm thick cement mortar 1:3 mixed with 5% of crude oil, complete all as specified.

Material and labour for providing precast reinforced cement concrete 1:2:4 type B1 using 20mm graded stone aggregate for cover slab set in CM 1:6 including necessary form work.

Dismantling timber fillets, rails, posts, rafters, purlins, etc under 40 sqcm in section complete all as specified.

Material and labour for second class hardwood as in scantling, clean swan, in unframed work all as specified and directed.

Dismantling wall and ceiling boards (fibre, pulp, insulation, etc) or insulation boards/slabs/ blankets, any thickness including cover fillets complete all as specified.

M&L anodised aluminium snap grid with powder coated frame work for false ceiling of size 605x605 mm including 6mm dia GI (upto 1200mm length) hangers adjusting level fixed to roof slabs by means of ceiling cleats made out of GI flat 40x3 mm size 60 mm long and expansion hold fasteners 12.5mm dia 40 mm long complete all as specified.

All as per item No 14 above but fixing only

M&L 4mm non asbestos fibre cement building boards flat, fixed or laid/inserted to timber/GI/aluminium frame work with screws complete and applying two coats of Oil bound distemper over a coat of primer complete all as specifed.

Refixing existing ceiling boards retrived from item No 13 above and applying one coat of oil bound distemper complete all as specified.

Dismantling wrought iron or mild steel work of any description not other wise provided for complete all as specified and directed.

Cutting holes in brick walls in cement mortar for inserting holdfast or pipes and making good dismantled portion in cement mortar 1:3 or cement concrete 1:2:4 type B1 as required exc half brick but not exc one brick, etc complete all as specified and directed.

S&F for 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 or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging also fastening and fixing to Fe 410W(Gde E-250) quality 'A', etc complete all as specified.

S&F steel work in tubular trusses including special shaped washer etc complete using ERW or induction butt welded tubes conforming to IS 1161-1979 grade St-240 including necessary form work complete all as specified and directed.

All as per item No 21 above but fixing only.

M&L welded steel wire fabric, weight n exc 4 kg per square meter complete , fixed to steel members, all as specified and directed.

Taking down cement plaster of any description on brick or stone walls, etc including raking out joints, hacking for key, scrubbing down with water etc complete all as specified and directed.

Demolition of Brick work / stone masonry built in cement mortar and removing the debris from MD land complete all as specified and directed.

M&L for brick work with fly ash brick straight or cuved on plan exc 6.0 mtr mean radius built in 1:6 cement mortar complete all as directed.

M&L for brick work with fly ash brick straight or cuved on plan to any radius in half bricks thick walls, built in 1:4 cement mortar complete all as directed.

M&L providing cement concrete type B1 1:2:4 (20 mm graded stone aggregate) using cills, steps, plinth course, string course, coping and other similar bands etc complete all as specified.

Material and labour for dubbing out average 10mm thick cement plaster 1:4, on irregular face of walls (when specifically ordered in writing).

M&L rendering 15 mm thick on fair faces of brick work/concrete surfaces in CM 1:6, finished fair & even & smooth without using extra cement, all as specified and directed.

M&L rendering 10 mm thick on fair faces of brick work/ concrete on ceiling surfaces in CM 1:3, finished fair & even & smooth without using extra cement.

M&L for preparation of new surfaces and applying two coats of OBD over alkali resistant primer after applying 2 mm thick wall care putty on walls, all as specified.

All as per item No 32 but on ceiling.

M & L for preparation of surfaces of walls and applying two coat of Oil Bound Distemper over a coat of alkali resistant primer and 1 mm thick wall care putty after complete removal of existing treatment, all as specified and directed.

All as per item No 34 above but on ceiling.

M&L for preparation of old decorated plastered surfaces or un-plastered surfaces of wall and applying one coat of oil bound distemper complete all as specified and directed .

Ditto as per item No 36 above but on ceiling.

M&L for applying one coat of french polishing on surfaces of any description , width or girth including cleaning and preparing the surfaces including a coat of wood filler on one or more coats on old work, all as specified and directed.

M&L for preparation of old steel and iron surfaces of any description, over 10cm in width or girth not otherwise described and applying one coat of synthetic enamel paint, all as specified

M&L for preparation of new steel and iron surfaces of any description, over 10cm in width or girth not otherwise described and applying two coats of synthetic enamel paint over a coat of primer complete all as specified and directed .

M&L for preparation of new wooden surfaces of any description, over 10cm in width or girth not otherwise described and applying two coats of synthetic enamel paint over a coat of primercomplete all as specified and directed .

E/M PORTION Taking down carefully existing aluminium/copper point wiring on batten or in PVC conduit or in MS conduit with GI earth wire etc (for light, fan, socket or power ) complete and making good the disturbed surfaces of walls, Floors, ceilings etc to match with existing all as specified and directed.

M&L for point wiring with 1.5 sqmm (nominal area) FRLSH PVC insulated stranded copper conductor single core including PVC conduit of appropriate size concealed in wall, pressed steel concealed terminal boxes of required size and with modular boxes, painting terminal boxes inside and out side with one coat red oxide primer complete with all accessories and all as specified including 1.5 Sqmm FRLSH PVC insulated unsheathed multistranded copper earth conductor to common earth and connected to earth dolly for fan / light / exhaust fan/ bell point controlled by one switch. Note:- 1. Cost of PVC conduit, steel terminal boxes are deemed to be included in the quoted rate. 2. M&L for cutting chases on walls / ceiling and making good disturbed surfaces including finishing with cement mortar (1:3) etc; shall be deemed to be included in the rate quoted above.

All as Per Item No. 44 but for One 3 pin socket outlet, 5 Amp independent

All as per item no. 44 but for One 3 pin socket outlet, 5 Amp on the same board with other switches

All as per item No 43 above but using 2.5 sqmm single core multi stranded copper conductor PVC insulated and unsheathed, flame retardant Low Smoke (FRLSH ) cable for 3/6 pin 15 Amp socket outlet controlled by one switch on independent board with and including 2.5 sqmm multi stranded copper conductor as continuous earth wire with lugs complete all as specified and directed.

Refixing of point wiring obtained from item no. 1 with existing 1.5 sqmm PVC insulated stranded copper conductor single core including PVC conduit of appropriate size concealed in wall, pressed steel concealed terminal boxes of required size and with modular boxes, painting terminal boxes inside and out side with one coat red oxide primer complete with all accessories and all as specifiedwith existing 1.5 Sqmm PVC insulated unsheathed multistranded copper earth conductor to common earth and connected to earth dolly for fan / light / exhaust fan/ bell point controlled by one switch. Note:- 1. M&L for cutting chases on walls / ceiling and making good disturbed surfaces including finishing with cement mortar (1:3) etc; and screws nut and bolts required for fixing shall be deemed to be included in the rate quoted above.

All as Per Item No.47 but for One 3 pin socket outlet, 5 Amp independent

All as per item no. 47 but for One 3 pin socket outlet, 5 Amp on the same board with other switches

All as per item No 47 above but using 2.5 sqmm single core multi stranded copper conductor PVC insulated and unsheathed, cable for 3/6 pin 15 Amp socket outlet controlled by one switch on independent board with and including 2.5 sqmm multi stranded copper conductor as continuous earth wire with lugs complete all as specified and directed.

S & F Modular Switch 1 way 6 A, 1 module complete all as specified and directed.

S & F Modular Switch 1 way 16 A, 1 module complete all as specified and directed.

S & F Modular Socket 6 A- 2/3 pin combined 2 module complete all as specified and directed.

S & F Modular Socket 6 A/ 16 A, 2/3 pin combined 2 module complete all as specified and directed.

S & F Modular Bell push 6A, 1 module complete all as specified and directed.

S & F Modular Fan step regulator, 120W- 2 module complete all as specified and directed.

S & F Modular type White cover plate with frame 3 module complete all as specified and directed.

S & F Modular type White cover plate with frame4 module complete all as specified and directed.

S & F Modular type White cover plate with frame 6 module complete all as specified and directed.

S & F Modular type White cover plate with frame 8 modulecomplete all as specified and directed.

S & F Modular type White cover plate with frame 12 module complete all as specified and directed.

S & F Modular type Metal Flush box 3 module complete all as specified and directed.

S & F Modular type Metal Flush box 4 module complete all as specified and directed.

S & F Modular type Metal Flush box 6 module complete all as specified and directed.

S & F Modular type Metal Flush box 8 module complete all as specified and directed.

S & F Modular type Metal Flush box 12 module complete all as specified and directed.

S & F Switch piano, flush type single pole, one way 5 Amp complete all as specified and directed.

S & F Socket outlet 2 in 1, 3 pin, 5 Amp complete all as specified and directed.

S & F Switch socket combination 2 in 1, 5 Amp flush type complete all as specified and directed.

S & F Switch piano, flush type single pole, one way 15 Ampcomplete all as specified and directed.

S & F Socket outlet 2 in 1, 3 pin, 5 and 15 Amp flush type complete all as specified and directed.

S & F stepped type electronic fan regulator flush type complete all as specified and directed.

S&F Ceiling rose three terminals polycarbonate , isolated body complete all as specified and directed.

Taking down of Old MCB DB any type any size including MCBs etc complete all as specified and directed.

S & F Sheet metal enclosure for MCB DB double door single pole & Neutral 8 way with common bus bar. Cat No. 607711, Make: Legrand or equivalent of L&T/Schneider/Seimens

S & F MCB 'B' curve single pole neutral , 32 Amps with breaking capacity 10kA, make: complete all as specified and directed.

S & F MCB 'B' series single pole 6 to 32 Amps, breaking capacity 10KA complete all as specified and directed.

Taking down and refixing Sheet metal enclosure for MCB DB double door single pole & Neutral 4/6/8 /12 as per existing at site way with common bus bar complete all as specified and directed.

Taking down and refixing MCB 'B' curve single pole neutral , 32 Amps with breaking capacity 10kA, complete all as specified and directed.

Taking down and refixing MCB 'B' series single pole 6 to 32 Amps, breaking capacity 10KA. complete all as specified and directed.Make:L&T/Legrand/Schneider/Seimens.

Taking down and refixing LED luminaire 600 mm x 600 mm, 35/36 watt, 220 V AC recessed type with high efficiency PMMA diffuser soft glare free light complete with driver, holders & LED lamp / 1x 20W, 220V, AC decorative box type with driver, holder including LED tube light connecting up with three core flexible copper conductor cablesuitable for roof ceiling including connecting up with driver three core flexible copper conductor cases of suitable size complete all as specified and directed.

S & F ceiling fans complete with all accessories 230 volt single phase 1200mm sweep with down rod any size , canopy, fan blades and accessories, BEE 5 Star Rated and connecting up including provision of PVC insulated, sheathed round flexible wire with multi stranded copper conductor of size 0.50 sqmm , 3 core, 1100 Volts grade, from ceiling rose / connector to fan complete all as specified and directed.

Supply and fixing LED luminaire 600 mm x 600 mm, 35/36 watt, 220 V AC recessed type with high efficiency PMMA diffuser warm light complete with driver, holders & LED lamp suitable for roof ceiling including connecting up with driver three core flexible copper conductor cases of suitable size complete all as specified and directed.

Supply and fixing submain wiring with two single core 4 sq mm FRLSH PVC insulated copper cable 1100 volts grade multi stranded, un sheathed conductor in PVC Casing Capping including 4 sq mm multi-strand FRLSH PVC insulated copper wire for earth continuity conductor connected to common earth dolly complete and making good disturbed surface complete all as specified and directed.

Taking down and refixing ceiling fans complete with blades, down rods, electronic regulator and accessories, 230 V, any sweep complete all as specified and directed.

Taking down and refixing exhaust fan,single Phase. 230V of any sweep with, blades, and frame and louvers including making hole as per site including making good disturbed surfaces fixing with fastnuts , properly clamped louvers complete all as specified and directed.

S&F down rod of 15mm dia of galvanized steel medium grade duly painted with one coat of primer and two coad of synthetic enamel paint of length as per suitable at site requirement complete all as specified and as directed

Supply and fixing PVC casing/caping of size 25 mm with all accessories all as directed by Engr-in- charge .

Supply and fixing PVC casing/caping of size 20 mm with all accessories all as directed by Engr-in- charge .

SUROJIT GHORUI

BANERJEE CONSTRUCTION

M/S. B. N. CHATTERJEE

ALOKE ENGINEERING AND COMPANY

ABHISHEK CONSTRUCTION CO

M/S Manna Construction

SHIVAM ENTERPRISE