ADDN/ALTN AND SPECIAL REPAIR OF WATCH TOWERS NO 01, 02, 05 AND 08, IMPROVEMENT TO THE TOILETS BEHIND T-13 (INLIVING BARRACKS) AT NSD, SEWRI UNDER GE (NW) MANKHURD

Amount

Taking down cement plaster on brick/stone or concrete surfaces including hacking for key , scrubbing down with water etc complete all as specified and directed.

Chipping , Removing,Carefullly Loose Concrete work by low impact Hammer/Breakar without damaging the structure & cleaning and disposal of malba out side the premises etc. complete as directed by Project Manager. Hard concrete should not be removed by force. all as specified and directed.

1)M&L for cleaning existing reinforcement with wire/ rotary wire brush to a shining bright finish, making the surfaces free from loose material, dirt etc complete and applying two coats of alkaline rust converting primer conforming to ASTM-B-117 of make. "Feovert" of "Krishna Conchem" OR "Roff Rust Cleaner' of 'Pidilite' OR 'Shali Rustoff' of 'STP Ltd', on rebars with time interval of 1 hr between the coats, complete all as specified and directed. (Note :- Mode of measurement: superficial area of concrete will be measured.) 2)M&L for Anticorrosive Treatment to Reinforcement using Corroseal - ZR of M/s Krishna Conchem or Epoxy Zinc Primer of M/s. Dr. Fixit by application on exposed reinforcement in two coats with time interval of minimum 4 hours between each coat. The application shall be done by brush after cleaning/wire brushing to the exposed steel surfaces, complete all as specified and directed.

Providing and fixing additional steel bar in various structural elements like column ,beams and Slab etc. including drilling,bending and fixing the bars tying with preleft binding wires etc. all as specified and directed.

M&L for Epoxy bond coat of Make Fosroc (NITOBOND-EP) OR EPOXY BONDING AGENT of Dr. Fixit OR equivalent of M/s. Krishna Conchem as approved by GE over exposed concrete surfaces prior to application of any type of mortar to ensure bond between old concrete & new concrete by brush application, complete all as specified and directed.

Building up the profile of structural members by using polymer modified mortar thickness upto 40mm thickness including leveling profiling etc. complete. Each layer should not have a thickness more than 20 mm with epoxy latex based bond coat before each layer all as specified and directed.

Rendering (10+5mm) 15mm thick in CM 1:4 on fair face of brick /concrete surfaces finished fair and even with 3% WPC Compound in external layers all as specified and directed.

Supply only integral water proofing water compound Make - Scott No.1 conforming to IS-2645 1975 all as specified and directed.

Demolition of stone slab and tiles of any size and description or thickness in floors laid bedded and pointed in any mortar all as specified and directed.

M&L non skid ceramic tiles 7 to 8mm thick (Square/rectangular) area of each tile exceeding 0.06 Sqm and not exceeding 0.11 Sqm in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match the coloured tiles over 20mm thick screed bed in CM 1:4 all as specified and directed.

M&L for Coloured glazed ceramic tiles, 300x200x7mm thick set and jointed in neat cement slurry and pointed in white or colour cement to match the floor tiles as in skirting dados etc over backing coat 10mm thick in CM 1:4 all as specified and directed.

M&L PCC 1:2:4 type B2 in foundation in filling and mass concrete including necessary form work all as specified and directed.

S&F angle iron /Tubular/ Hollow mild steel sections in post using one or more angles or T sections, fixed independantly with or without connecting plates etc using Grade Fe 410-W all as specified and directed.

M&L for MS rolled section/Tubular/ Hollow mild steel sections in main and cross beams, purlins hips, and jack rafters where connected to common rafters and running rails fixed with angle cleats or other connecting plates using grade Fe 410-W all as specified and directed.

S&F plates (plain or chequered) channel, square cut or notched (ordinary and counter sunk forming holes without any attachement all as specified and directed.

S&F pre-painted galvalume aluminium zinc coating (55% aluminium + 43.5% Zinc+ 1.5% Silicon) GI based corrugated steel sheets as in roofing / chajja, 0.50mm thick (total coated thickness) of colour as directed by GE, conforming to AS-1397/ASTM A-792 and having tensile strength minimum 550 Mpa fixed with and including hot dip galvanised, self drilling and self tapping screws neoprene and EPDM washers as per manufacturer's instructions, complete all as specified and directed.

S&F Pre-painted galvalume aluminum zinc coating GI based Plain steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws of colour as directed by GE,complete all as specified and directed.

M&L for preparation of new steel surfaces of any description over 10cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide all as specified and directed.

S&F Anodised aluminium for frame/shutters of doors, windows & ventilators including providing and fixing hinges/ pivots and making provision for fixing of fittings wherever required including the cost of EPDM rubber/neoprene gasket required (Fittings shall be paid for separately) with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS:1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing/ paneling, C.P. brass/ stainless steel screws all complete as per architectural drawings and the directions of Engineer-in-charge.frame for doors, windows, ventilators withone or more rebates including joining cleat for fixing etc. complete all as specified and directed.

Supply only aluminium alloy wire cloth, 0.45mm nominal dia of wire and average width of aperture 1.40mm & fixed with aluminium wire staples all as specified and directed.

Supply only 4.8 mm thick glass ordinary quality in each pane for aluminimum sliding window complete all as specified & directed by Engineer-in-Charge all as specified and directed.

Demolition of Reinforced cement concrete with facilation of cutting reinforcement as in Roofs,floors (other than ground floors), beams, columns, staircases, landing chajjas and similar suspended work all as specified and directed.

Material & Labour for applying Two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over new surfaces all as specified and directed.

Taking up or down steel tubing and connections, ,15 mm complete all as specified and directed.

Taking up or down steel tubing and connections, including 20mm complete all as specified and directed.

Taking up or down steel tubing and connections,25mm complete all as specified and directed.

S&F Tubes, `medium grade' galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors, 15mm bore complete all as specified and directed.

S&F Tubes, medium grade' galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors, 20mm bore complete all as specified and directed.

S&F Tubes, `medium grade' galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors, 25mm bore complete all as specified and directed.

M&L PVC (SWR) floor trap plain with grating including jointing with solvent cement,75mm complete all as speicified and directed.

S&F in repair Vitreous China wash down water closet pan (pedestal pattern), white (excluding fixing bolts, flushing cistern and flush pipe) complete all as specified and directed.

Supply only low level Plastic water closet seat, black, closed pattern with flat bottom, and cover and mild steel chromium plated or aluminised hinging device complete all as specified and directed.

S&F in repair Vitreous China squatting pan, `Orrisa' pattern, size 580 x440 mm white, with integral foot rests (excluding flushing cistern and flush pipe) complete all as specified and directed.

Supply PVC valveless, syphonic action type, flushing cisten low level, white, with inlet, ball valve,float and handle including brackets capacity 10 ltr , fixed in repairs complete all as speicfied and directed.

S&F in repair chromium plated shower roses with or without swivel joints, any size, including fixing to steel pipe or union ,125mm size all as specified and directed.

S&F PVC (SWR) pipes single socketed, in any length with rubber ring joints laid in trenches or in floors, 110mm double socketed complete all as speicified and directed.

S&F PVC (SWR) pipes single socketed, in any length with rubber ring joints lfixed to walls,s, 75mm single socketed complete all as speicified and directed.

S&F PVC (SWR) bend 75 mm complete all as speicified and directed all as specified and directed.

S& F PVC (SWR) bend 110 mm complete all as speicified and directed all as specified and directed.

S&F uPVC vent cowl 110mm bore with and including rubber ring joints, complete all as specified and directed.

S&F in repair stop valves, cast copper alloy screwed down high presure, with crutch of butterfly handle, screwed both ends for iron pipe or for unions and fixed in repair 15mm complete all as speicified and directed.

S&F in repair Bib taps, cast copper alloy with crtuch or butterfly handle,screwed down, screwed for iron pipe or for brass ferrule and fixed, fancy type chromium plated long body complete all as specified and directed.

S&F in repair Pillar taps, cast copper alloy, with capstan heads, chromium plated, screwed down high pressure, with or without lettered `Hot' or `Cold' with long screwed shanks and fly-nuts, screwed for iron pipe 15mm complete all as speicified and directed.

S&F in repair Vitreous China wash basin, white, flat back, size 550x400mm but including brackets, coupling and waste pipe complete all as speicified and directed.

S&F Flush pipe of polyethylene of low or high density or PVC. 32 mm dia, for low level cistern complete all as speicified and directed.

S&F Low density polyethylene (LDPE) pipes of pressure rating 6 kgf/sq. Cm all as specified and directed.

S&F PVC connections 15mm size with PTMT nuts of length 450mm all as specified and directed.

S&F two way Bib cock of Pryag make Cat No SQT-512 ANKN or of ESSCO or equivalent of Marko ,Parko as approved by the GE complete all as specified and directed.

M&L health faucet of 15 mm dia with 1 m tube hook , Cat No 187 of Prayag or equivalent make as approved by the GE complete all as speicified and directed

Demolition of Concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level) complete all as specified and directed.

M&L 75 mm thick Cement Concrete in sub base of floors type D-2, PCC 1:4:8 ( 40mmgraded aggregate ) all as specified and directed.

M&L plain cement concrete type C-1 1:3:6 (using 20mm graded stone aggregates) as in plinth protections 75 mm thick finished even and smooth w/o using extra cement with joints 10 mm wide and in full depth at corners and @ 3. m c/c filled with mastic mortar all as specified and directed.

M&L for 12 mm thick polymer modified ready mix cement based plaster on the wall surfaces including finishing surfaces even and smooth, complete all as specified and diected Make: Easy Plast from M/s wall plast or chemplast or readyplast from Ultratech Note: The thickness of plaster specified above is the minimum thickness and the quoted rates shall also be deemed to include for provision of dubbing of the surfaces with ready mix plaster and nothing extra shall be payable on this account all as specified and directed.

M&L Preparing new plastered surfaces and applying two coats of oil bound distemper over a coat of primer and wall care putty on plastered and other surfaces, preparatory to distempering on walls complete all as speicified and directed.

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

M&L Cement concrete in foundations filling and mass concrete Type C-2 1:3:6( 40 mm graded aggregates ) all as specified and directed.

S&F roof trusses (framed), trussed purlins crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle channel or flat sections) including distance pieces, cleats etc. FE -290 Gde E-165 all as specified and directed.

M&L for coloured Parking tiles, heavy duty of size 300x300x10 mm thick, set and jointed in neat cement slurry and pointed in white cement mixed with pigments to match the colour of the tiles, over and including 15mm thick cement mortar screed bed in CM 1:6, complete all as specified and directed. Make : JOHNSON /SOMANI/ORIENT BELL/KAJARIA.

Demolition of brickwork built in cement mortar including disposal of debris, etc outside MD land complete all as specified and directed.

M&L for Pre cast cement concrete block masonry with solid block of grade(C-5) having block density not less than 1800 Kg/cum, exc, 10cm in width and setting in CM 1: 6, complete all as specified and directed.

M&L for PCC 1:2:4 type B-1 (using 20mm graded stone aggregates) as in coping, bed blocks, roof curb, mud stops, coving at junction of wall and chajjas etc including weathering, slightly rounded or chamfered angles, provision of necessary form work, complete all as specified and directed.

Demolition and breaking up drain pipes (Salt glazed ware, AC or Reinforced concrete) set in cement mortor of any dia, complete all as specified and directed.

M&L Reinforced concrete NP2 drain pipe 150mm internal dia laid in trenches on concrete bed and jointed, complete all as specified. (excavation, earth work and concrete bed and haunching shall be measured and paid for separately)

M&L for 100mm thick concrete bed in cement concrete 1:3:6 type C-2 (using 40mm graded stone aggregate) for 150mm bore pipes including packing under and haunching against the sides of pipes after they are laid and tested etc, complete all as specified and directed.

Excavation in trenches not exc 1.5m wide and not exc 1.5m in depth for pipes, foundation etc and 10 Sqm on plan and not exc1.5 metre in depth for pits, independent holes etc, including getting out in any type of soil, complete all as specified and directed.

Returning, filling in with approved earth including spreading, levelling, watering, well ramming in layers n exc 25 cm thick, complete all as specified and directed.

Removing excavated material/soil to a distance not exceeting 50 metre and depositing where directed at a level not exc 1.5 metre above the starting point, complete all as specified and directed.

M&L Precast cement concrete cover slabs of size 900 mm x 450 mm x 75 mm for drain cover and similar work with plain faces set in cement mortar 1:6 complete all as speicified and directed.

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

Dismantling plain or corrugated steel sheeting,any thickness,including nainital or similar pattern roof coverings, complete all as specified and directed.

Taking down copper/ aluminum point wiring (Light/Fan/Socket or power) complete including fixtures and fittings such as switches, ceiling roses, pendants, regulators, socket, light fitting etc. Removing materials to store for keeping in safe custody or for taking credit (credit for above items should be made as per conditions separately) and making good disturbed surfaces to walls floors etc.

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

M & L for point wiring with PVC insulated unsheathed 1100 Volts grade single core multistranded copper conductor cable 1.5 Sqmm drawn in and including PVC casing-caping and accessories, fixed on wall / ceiling etc with neccessary fixing accessories and earth continuity conductor cable of 1.5 Sqmm size connected to common earth and earth dolly including 1.6 mm thick pressed steel terminal boxes concealed in wall covered with laminated sheet top cover 3 mm thick for mounting switches / sockets / fan regulators fixed with Cadmium plated machine screws all as specified for the following: (a) One light / fan / bell point controlled by one switch.

All as per item No 73.00 One 5A 2pin/3pin socket out let multipurpose on the same board with other switches etc complete all as specified and directed.

All as per item No 73.00 One 5A 2pin/3pin switch socket out let multipurpose on independent Board etc complete all as specified and directed.

All as per item No 73.00 above but wiring complete with 2.5 Sqmm for 3 pin 15A socket multipurpose on independent board etc complete all as specified and directed.

Supply & Fix switch piano single pole flush type 5A, 240 V one way etc complete all as specified and directed.

Supply & Fix switch socket combination 2 in 1 , 5 Amps multipurpose flush type etc complete all as specified and directed.

Supply & Fix switch socket combination 2 in 1, 3 pin, 5 and 15 Amps flush type universal etc complete all as specified and directed.

Supply & Fix Ceiling rose surface bakelite three terminal, 240 V etc complete all as specified and directed.

S&F LED tube light 20 watt aluminium extructed channel,powder coated with opaque diffuser for glare free light complete with accessories confirm to cat No SZSLAMX020 of Shakti or equivalent to Crompton/Bajaj etc complete all as specified and directed.

Supply & Fix wall mounted fan 400 mm sweep,1320 RPM with air delivery 70 CMM with all fitting etc complete all as specified and directed. Make Bajaj/ Havells/Orient.

Supply & Fix MCB DB Double Door SPN 8 way 240 volts etc complete all as specified and directed.

Supply and fixing 240V, 10 KA 'C' curve miniature circuit breaker (MCB) of single poles and current carrying capacity 5 to 32 AMP, in the MCB DB Complete with connection testing and commissioning etc complete all as specified and directed.

Supply and fixing amp rating 240V, 10KA 'C' curve miniature circuit breaker (MCB) SPN 06 to 32 Amp current carrying capacity in the MCB DB complete with connection testing and commissioning etc complete all as specified and directed.

Supply and fix street light fittings LED type 60 Watts with dia cast aluminium housing, toughened glass diffuser IP65/66,10 KV SPD,>100 lm/watt complete with and including drivers and GI steel tubing medium grade 40mm dia and length up to 1.5 meter bent to shape of offset angle upto 45degree for fixing of security light fittings including MS clamps made of 32mm x5mm flat iron, nuts, bolts, etc, complete including taking down of old fitting etc complete all as specified and directed. The fitting shall conform to cat No-SZPSLPM060 of Shakti or Equivalent to Crompton /Philips/bajaj.

M & L Earthing complete with galvanised steel earth plate electrode 60×60cm.× 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised earth lead wire 4.0mm dia by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion complete all as specified and directed. Note : A sum of Rs 16,342.40 towards sch of credit shall be deducted to arrive the contract sum.

H R ENGINEERS