SPECIAL REPAIR TO CERTAIN BUILDINGS, HANGAR DOORS AND PROVN OF GATE AND HARD STANDING AT DIFFERENT LOCATIONS OF SEVOKE ROAD MIL STN UNDER GE SEVOKE ROAD

Amount

Dismantling plain or corrugated steel sheeting any thickness, separating serviceable portion for reuse, removing unserviceable portion from site complete all as specified and directed.

Demolition of cement concrete (un reinforced) in ground floors and paving n. exc. 15 cm thickness (below or above ground level) removing rubbish off the premises etc complete all as specified and directed

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

Excavating in post holes (or similar holes) each n exc 0.50 cum, getting out, returning filling in and ramming earth or broken rubble mixed with earth around in layers not exc 25cm, watering and removing surplus soil to a distance not exc 50 m and making good surfaces in soft/loose soil complete all as specified and as directed.

Excavating in trenches not exc 1.5m wide and n.exc 1.5 m in depth, for foundations, etc, or for shafts, wells, cesspits, manholes, pier holes, cable trench etc and not exceeding 10 square meter on plan for manholes etc and not exceeding 1.5m in depth and getting out in hard/dense soil complete all as specified and directed.

Returning filling in with approved excavated soil including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick complete all as specified and directed.

Removing excavated soils to a distance not exceeding 50 metres and depositing where directed at a level nexc. 1.5 metre above the starting point complete all as specified and directed.

Materials and Labour for Sand filling under floors or in foundation including watering and consolidation complete all as specified and as directed.

Materials and Labour for broken stone or boulder hardcore of gauge n exe 63mm deposited, spread and levelled in layers n exe 15cm thick, watered and rammed to a true surface.

Materials and Labour for plain cement concrete (1:4:8) type D-2, using 40mm graded stone aggregate as in foundations, filling and mass concrete complete all as specified and as directed.

Materials and Labour for plain cement concrete (1:3:6) type C-2, using 40mm graded stone aggregate as in surface channel and drain complete all as specified and as directed.

Materials and Labour for plain cement concrete (1:2:4) type B-0, using 12.5mm graded stone aggregate as in coping, bed block and the like including weathering, slightly rounded or chamfered angles and throating including necessary formwork complete all as specified and as directed.

Materials and Labour 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. all as specified and as directed.

Add or deduct to or from item No. 13.00 above for each 25 mm girth or part thereof over or under 30cm nner girth.

Materials and Labour for formwork to sides of concrete foundation, footing, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beam; and similar work; vertical or to batter for rough finished flat surfaces of concrete complete all as specified and directed.

Materials and Labour for formwork to sides of pillars, posts, struts, piers, columns and stanchions for rough finished square, rectangular or polygonal surfaces of concrete complete all as specified and directed

Materials and Labour for reinforced cement concrete (1:1.5:3) type A1 (nominal mix) using 20 mm graded stone aggregate as in foundations, including rafts, footings, foundation beams, plinth beams; bases for columns, etc; basement slabs under reamed pillars and mass concrete complete all as specified and directed. (Note: Steel reinforcement shall be measured & paid separately)

Materials and Labour for reinforced cement concrete (1:1.5:3) type A1 (nominal mix) using 20 mm graded stone aggregate as in column, pillars, piers, post and struts complete all as specified and directed. (Note: Steel reinforcement shall be measured & paid separately)

Materials and Labour for TMT bars 10 mm dia and over, as reinforcement for concrete cut to length, bent to shape required including cranking, bending, spirally hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.90mm dia, complete all as specified and directed.

Materials and Labour for TMT bars 6 to 10 mm dia in stirrups, spacers and binders, as reinforcement for concrete cut to length, bent to shape required including cranking, bending, spirally hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.90mm dia, complete all as specified and directed.

Materials and Labour for rolled mild steel 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.conforming to Fe 410-W (Gde-E- 250) quality-A/Fe.290.Gde-E-165 complete all as specified and as directed.

Supply & fixing mild steel framed work such as grills, gratings, etc with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe 290 Gde-E-165 complete all as specified and directed.

Supply & fixing mild steel framed work such as grills, gratings, etc as per item no. 21.00 above but for portions framed and hung as gates, including pintle hinges, stops, hand-made sliding bolts, etc and similar work conforming to Fe 290 Gde-E-165 complete all as specified and directed.

Supply & fixing mild steel framed work as in doors or gates of angle or other sectionwith 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 complete conforming to Fe 410 W Gde-E-250, quality-A complete all as specified and directed.

Supply & fixing rolled mild steel Plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, without any attachment (Fe 290 Gde-E 165) complete all as specified and as directed.

Supply & fixing Mild steel screw bolt (Machine made) diameter of neck 16 to 20 mm, with hexagonal or square heads at one end and screwed the other, or screwed both ends each screwed end to be filled with washers and one hexagonal or square nut, exc 5cm but n exc 10cm long complete all as specified and as directed.

Supply & fixing mild steel rolled sections as in running rails and guides for sliding doors; fixed with angle cleats or other connecting plate etc. conforming to Fe 410 W Gde-E-250, quality-A complete all as specified and as directed.

Supply and fixing Pre-painted galvalume aluminum zinc coating (AZ-150) GI based corrugated 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, complete all as specified and directed.

Fixing only old serviceable Pre-painted galvalume aluminum corrugated steel sheet any thickness or colour as obtained from dismantling as in roof covering/cladding to wall, fixed with new self tapping screws, complete all as specified and directed.

Materials and labour for preparing of new steel surfaces of any description , over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer, complete all as specified and directed.

Materials and labour for preparing of old painted steel surfaces of any description over 10 cm width or girth and applying one coat of synthetic enamel paint complete all as specified and directed.

Materials and labour for non skid ceramic coloured tiles 7 to 8mm thick (square/rectangular) area of each tile exceeding 0.18sqm but not exceeding 0.38 sqm, in floors etc. set and jointed in neat cement slurry and pointed in coloured cement to match the shade of tiles with and including 15mm thick screed bed or bedding layer of cement mortar (1:6) for laying of floor finishes complete all as specified and directed.

Materials and labour for 20mm thick granite slabs of any type (table rubbed and polished) on cooking platforms, slabs and like, set and jointed in net cement slurry and pointed in white cement (1:2) using marble dust with admixture of pigment to match shade of granite including necessary moulding at edges laid over and including 15mm thick cement mortor screed bed in cement mortor (1:4) complete all as specified and directed.

Materials and labour for Providing and laying 60mm thick factory made chamfered edge cement concrete paver block of M-35 grade with approved colour, design & pattern as in footparth, parks, lawns, drive ways or light traffic parking etc., of required strength, thickness & size/shape, made by table vibratory method using PU mould, laid in required colour & pattern over and including 50mm thick compacted bed of fine sand, compacting and proper embedding/ laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand Complete all as specified and as directed

Materials and labour for providing and laying at or near ground level factory made kerb stone of M-25 grade cement concrete in position to the required line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thickness of joints except at sharp curve shall not to more than 5 mm), including making drainage opening wherever required complete all as specified and as directed

Materials and labour for 100 mm thick plain cement concrete (1:4:8) type D2 using 40 mm graded stone aggregate as in sub-base of floors etc. finished the surface of concrete even and rough complete all as specified and directed.

Materials and labour for 75 mm thick plain cement concrete (1:3:6) type C2 using 40 mm graded stone aggregate as in floors, plinth protection, path etc. finished the surface of concrete even and smooth without using extra cement, laid in alternate bay and joints filled with bitumen fillers complete all as specified and directed.

Materials and labour for rendering 15mm thick in two layers (10 mm and 5mm) in cement mortar (1:4) on other than fair faces of brick work, WPC shall be mixed with mortar of top layer, finished even and fair, complete all as specified and directed. (Note: WPC shall be measured and paid separately as supply only)

Materials and labour for preparation of new plastered surfaces of walls and applying two coats of weather proof antifungal exterior emulsion paint (as per manufacturer instructions) of approved colour over a coat of damp proof primer over 1mm thick wall care putty complete all as specified and directed.

Materials and labour for complete removal of existing paint from surfaces of wall and applying two coats of weather proof antifungal exterior emulsion paint (as per manufacturer instructions) of approved colour over a coat of damp proof primer over 1mm thick wall care putty complete as specified and directed.

Roughening surfaces of old concrete floor/roof surfaces by picking, sweeping clean and washing down with water to remove dust, etc. and brushing neat cement slurry with 3.0 kg of cement per sq metre all as specified and as directed.

Materials and labour for 10 mm thick rendering in cement mortar (1:4) over RCC roof surface to receive roof treatment finished even and smooth without using extra cement mixed with water proofing compound as per manufacturers instruction (WPC shall be measured and paid separately).

Materials and Labour for 25 mm average thickness plain cement concrete (1:2:4) type B-0, using 12. 5 mm graded crushed stone aggregate over roof/ chajjas to achieve required slope including formwork, making rounded chamfered on edges, mixed with WPC @ 2% by weight of cement, complete all as specified and directed. (Note: WPC shall measured and paid separately.)

Supply only Water Proofing Compound of approved make.

Materials and labour for providing, laying water proofing treatment over plastered surfaces of RCC roof with following steps of work to be carried out through authorised person/applicator of manufacturer :- (a) The dried plastered surface of slab shall be painted with one coat of bituminous primer @0.4 liter/Sqm. (b) Over the primed surface a layer of APP based polymeric membrane minimum weight of 3 kg/sqm of approved manufacturer minimum 3mm thick, reinforced with polyster non woven fabric (weighing not less than 150gms/sqm) shall be laid by torch application method. The side over laps of membrane shall be minimum75mm and the end laps shall be minimum 100mm and sealing all overlaps and joints shall be done as per manufacturer's instruction. Make of APP:-M/S TEXSA INDIA LTD (MOPLY-FP) / M/S STP LIMITED (SUPER THERMOLAY) / IWL INDIA LIMITED (HYPERPLAS)/M/S Tiki Tar Danosa (India) Pvt Ltd (Hydro Stop)

Materials and labour for Expansion Joint Treatment by Opening the existing installed system from expansion joint. Rain water pipeline also need to treated with polymer modified mortar. The existing surfaces shall be cleaned properly so as to free from dirt, oil grease, etc Apply mixed Thixotropic epoxy adhesive using a serrated spreader. Remove central masking tape immediately and position non reinforced polymeric membrane with release tape into the high strength repair mortar adhesive. Roll firmly to displace trapped air and to ensure extrusion of thixotropic epoxy adhesive through the edge perforations. Apply a second layer of epoxy adhesive to the full width of the top surface of membrane. Remove central release film from membrane. Finally remove outer edge masking tapes and feather edge the epoxy adhesive ,Put an Aluminum strip 3mm thick and 15mm width at the edge of “L” portion to make the membrane in proper shaped and puncture from lapping portion, Protect the membrane with Aluminum strip (1.2mm STD) followed by nailing system Complete all as specified and directed.

Supply and applying on concrete surfaces with single component, fibre reinforced, shrinkage compensated, polymer modified, structural grade repair mortar, 40 mm thick. The repair mortar should have compressive strength of 45 N/sqmm, flexture strength of 7 N/sqmm and tensile strength 2.5 N/sqmm at 28 days, curing the treated surface with polymer based curing agent having moisture retention :< 0.55 Kg/sqm as per ASTM C156. Drying time 3 hours at 23 degree complete as per manufacturer instructions.

Material and labour for repair of jammed large size motor operated sliding type hangar door of height more than 10m after making necessary arrangements for holding the door in standing position removing top and bottom wheels and stregthening, weldong and adding some extra MS cleats to make it strong to avoid de-railing and repairing bottom wheels by maching on lathe and supplying and fixing new 2Z SKF self lubricating maint free ball bearings, repairing chain and re-aligining and balancing guide rails which got deflected due to mis-aligned self load of jammed door also repairing and aligning bottom track using necessary fabrication/welding etc wherever required for ensuring smooth functioning of doors incl final inspection and re-instl of door complete all as specified and directed by the GE. (Note: the rates is inclussive of necessary scaffolding and hydraulic equipment viz hydra etc deployed)

Taking down copper/aluminium point wiring (light, fan, socket or power) complete, including fixture and fittings such as switches, ceiling roses, pendants, regulators, sockets, 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 of walls, floors, etc

Taking down ceiling fans/exhaust fan of any size,dismantling blades and removing fan and blades to MES store complete all as specified and directed.

All as per Item No.51 above but for One 2/3 pin socket outlet 5/6Amps on independent board

All as per Item No.51 above but for One 2/3 pin socket outlet 5/6 Amps on the same board with other switches.

All as per Item No.51 above but for one switch socket combination 15/16 Amps on independent board with cable 2.5 sq mm size and earth wire 2.5 sqmm

All as per Item No.51 above but for one switch socket combination 15/16 Amps on independent board with cable 4 sq mm size and earth wire 4 sqmm

Supply and fixing Switch piano, flush type, single pole, one way switch 5 Amps.

Supply and fixing Switch socket combination 2 in 1, 5 Amps flush type.

Supply and fixing Switch socket combination multipurpose 5 A/16 Amps,5 in 1, flush type.

Supply and fixing Ceiling rose surface bakelite 3 terminals 65x50mm all as directed.

Supply and fixing Socket outlet 3 Pin, 5 Amp flush type universal, 240 volts, complete all as specified all as directed.

Supply and fixing ceiling fans complete with blades, down rods, electronic regulator and accessories, 230 V, 1200mm sweep. Min air delivery 210 CFM with service value 6.00 BEE. Five star rated with brushless direct current motor (BLDC) complete all as specified and as directed.

Supply and fixing heavy duty wall mounting pedestrol air circulator fan, single phase, 230/240V of size 600mm sweep metal body including making hole on wall/weilding suitable size of anchor fastner brass type for fixing of fan & making good disturbed surface with all connecting arrangement complete all as specified and as directed.

Supply, fixing and connecting exhaust fan made of polycarbonate/sturdy Engineering plastic complete with louvers shutter, voltage 230V, 50 Hz, RPM 1200, Copper winding of sweep 200mm complete all as specified and as directed.

Supply and fixing in repair energy saving and environmental friendly long life LED security/street Light fittings 35 watts, made up of pressure die cast aluminium housing with high efficiency LED as lighting source and lens embedded PC cover, IP 66 protection, inbuilt driver, connecting with suitable size copper wire, with 25mm bore 1.5 m long medium grade GI bracket made to shape complete all as specified and as directed.

Taking down existing unserviceable light fitting and Supply and fixing new decorative type surface and wall mounted 20 Watt LED box type light fittings, 4 feet long, with aluminium housing and integrated electronic driver, fixed to walls/ceiling, environmental friendly, energy efficient ready to use pack .

Taking down existing unserviceable light fitting and Supply and fixing new decorative type surface and wall mounted 9/10 Watt LED bow type light fittings, 2 feet long, with aluminium housing and integrated electronic driver, fixed to walls/ceiling, environmental friendly, energy efficient ready to use pack .

Supply and fixing in repair highbay light fitting having LED light source of 120 Watts, lumen efficiency upto 130LPW, IP 65/66 protection with front toughened glass including necessary connecting arrangement upto height of 15 m as per site requirement complete all as specified and directed. by Engineer-in-charge.

Supply and fixing in repair LED flood light 70 watt 230 V AC outdoor type with thermal management in multiple optics and equipped with IP66 protection, with impact and corrosion resistant complete with driver and lamp

Supply and fixing in repair MCB distrubution board TPN 4way, double door, IP 43, IK-09, sheet steel, phosphatised,powder coated with 200 amps rated bus-bar,neutral link,earth bar and din rail, 415 V, including taking down existing unserviceable DB with MCBs complete all as specified and directed. by Engineer-in-charge.

Supply and fixing in repair MCB distrubution board SPN 12 way, double door, IP 43, IK-09, sheet steel, phosphatised, powder coated with 200 amps rated bus-bar,neutral link, earth bar and din rail, 240 V, including taking down existing unserviceable DB with MCBs complete all as specified and directed. by Engineer-in-charge.

Supply and fixing in repair MCB distrubution board SPN 8 way, double door, IP 43, IK-09, sheet steel, phosphatised, powder coated with 200 amps rated bus-bar,neutral link, earth bar and din rail, 240 V, including taking down existing unserviceable DB with MCBs complete all as specified and directed. by Engineer-in-charge.

Supply and fixing MCB Tripple pole and neutral (TPN), 415 volts 63 Amps 10 KA rupturing capacity, C series

Supply and fixing MCB Single pole and neutral (SPN), 240 volts 32 Amps 10 KA rupturing capacity, C series

Supply and fixing MCB Single pole (SP), 240 volts 5 to 32 Amps 10 KA rupturing capacity, C series

Materials &Labour for submain wiring with two single core PVC insulated, unsheathed, stranded copper conductor of size 6.0 Sqmm and one single core PVC insulated, unsheathed stranded copper conductor 6.0 Sqmm green in colour as earth continuity conductor drawn into and including PVC casing capping (medium grade) of suitable size with all fitting & accessories complete including taking down old unserviceable sub-main wiring all as specified and directed by Eng-in-Charge . (Note: Two runs of 6 Sqmm cable and one run of 6 Sqmm earthing cable along with casing capping altogether shall be measured as one unit.)

Materials &Labour for submain wiring with two single core PVC insulated, unsheathed, stranded copper conductor, FRLSH, of size 2.5 Sqmm and one single core PVC insulated, unsheathed stranded copper conductor FRLSH, of size 2.5 Sqmm green in colour as earth continuity conductor connected to existing main switch board / distribution board of each building / qtr as ordered, drawn into and including 20 mm dia PVC conduit (medium grade) with all fitting & accessories and testing on completion including taking down old unserviceable sub-main wiring complete all as specified and directed by Eng-in-Charge . (Note: Two runs of 2.5 Sqmm cable and one run of 2.5 Sqmm earthing cable along with conduit altogether shall be measured as one unit.)

Materials &Labour for submain wiring with two single core PVC insulated, unsheathed, stranded copper conductor, FRLSH, of size 6.0 Sqmm and one single core PVC insulated, unsheathed stranded copper conductor FRLSH, of size 6.0 Sqmm green in colour as earth continuity conductor connected to existing main switch board / distribution board of each building / qtr as ordered, drawn into and including 20 mm dia PVC conduit (medium grade) with all fitting & accessories and testing on completion including taking down old unserviceable sub-main wiring complete all as specified and directed by Eng-in-Charge . (Note: Two runs of 6 Sqmm cable and one run of 6 Sqmm earthing cable along with conduit altogether shall be measured as one unit.)

Materials &Labour for submain wiring with two single core PVC insulated, unsheathed, stranded copper conductor, FRLSH, of size 10 Sqmm and one single core PVC insulated, unsheathed stranded copper conductor FRLSH, of size 10 Sqmm green in colour as earth continuity conductor connected to existing main switch board / distribution board of each building / qtr as ordered, drawn into and including 20 mm dia PVC conduit (medium grade) with all fitting & accessories and testing on completion including taking down old unserviceable sub-main wiring complete all as specified and directed by Eng-in-Charge . (Note: Two runs of 10 Sqmm cable and one run of 10 Sqmm earthing cable along with conduit altogether shall be measured as one unit.)

Supply and fixing electric water heater (Geyser),storage type, steel body, with copper inner tank and heating element upto 2 KW, 25 lits capacity, BEE 5 star rating, complete all as specified and directed.

Supply and fixing test point terminal block made of gun metal or phosphorus bronze size 75x75x25mm drilled and screwed including 3 nos. 8mm dia 25mm long hex. head screw

Supply and fixing in repair air termination, single pointed aluminium rod 12 mm dia and 300 mm long all as specified and as directed

Materials and labour for pocelain insulator suitable for fixing earthing strip to wall/floor all as specified and as directed

Materials and labour for copper strip 20x3 mm with saddles and fixing screws etc for roof conductors and down conductors above ground specified and as directed

Materials and labour for GI strip 32 x 6 mm buried in ground for interconnection of earthing complete all as specified as directed.

Materials and labour for earthing complete with galvanized steel pipe electrode 40mm bore , medium grade, 2.5 meters length, buried directly and preferably vertically in ground with top edge not less than 1.25 meters below ground level connected with earthing lead galvanized iron strip of size 25x4 mm connected to galvanized earth pipe by means of bolts, nuts, checknuts and washer of galvanized iron including PCC (1:2:4) type B1 precast RCC cover slab with suitable handle made of 6mm round bar, including necessary excavation and earth work in any type of soil, 20mm dia medium grade galvanized steel tube for watering with one end fix with cast iron funnel and wire-mesh , with protection pipe of 32 mm dia light grade galvanized steel tubing upto 7.5 meters length for drawing earthlead including common salt, charcol , bentonite in alternate layers etc, complete all as shown in EP number 2 of SSR part-1 including testing on completion and including taking down old u/s earthing & testing complete all as specified and as directed.

M S ALOK SAHA (BID ID -3487228)

SRI SURAJIT SENGUPTA (BID ID -3486156)

MARWA CONSTRUCTION (BID ID -3487194)

ANJALI CONSTRUCTION (BID ID -3487570)

SHRI JIBANDHAN PAUL (BID ID -3487256)

LIBERAL ENGINEER CONSTRUCTION (BID ID -3486648)

M/S ASHWIRBAD WOODCRAFT (BID ID -3487156)

M/S BHARAT CONSTRUCTION (BID ID -3487493)