National Geophysical Research Institute Tender

Providng and laying in position cement concrete of specified grade including the cost of centring and shuttering to complete the job as per instructions of Engineer-In-Charge- All works upto plinth level. 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size)

Excavating, supplying and filling of local earth by mechanical transport upto a lead of 5km also including ramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth, sides of foundation etc. complete. To complete the work as per instructions of engineer-In-Charge

Reinforced cement concrete work in wall, column, beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases below plinth level and above plinth level up to floor five level, excluding the cost of centering, shuttering, finishing and reinforcement with 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources) including mixed wih Conplast X421IC and Relieance fibre 3S to complete the work as per Instructions of Engineer-In-Charge.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete all level to complete the job as per Instructions of Engineer-In-Charge. Thermo-Mechanically Treated bars of grade HYSD Fe-500D or more.

Providing and laying Size of Tile 600x600 mm Vitrified tiles in different sizes (thickness to be specified by manufacturer), Johnson or equalent with water absorption less than 0.08 % and conforming to I.S. 15622, of approved make, in all colours & shade, in skirting, riser of steps, over 12 mm thick bed of cement mortar 1:3 (1 cement: 3 coarse sand), jointing with grey cement slurry @ 3.3 kg/ sqm including grouting the joint with white cement & matching pigments etc. complete.

Centering and shuttering including strutting, propping etc. and removal of form work for : Foundations, footings, bases for columns, Columns, beams, slab, chajja etc using steel boxes and pipes etc.

Centering and shuttering including Retaining walls, return walls, walls (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc. (steel boxes and pipes etc)

Coursed rubble masonry with hard stone (Second sort or second sort) in plinth level and Masonry work (second sort) , in cement mortar 1:6 (1 cement : 6 coarse sand)

Providing and fixing double scaffolding system (cup lock type) on the exterior side of building/structure, upto 25 metre height, above ground level, including additional rows of scaffolding in stepped manner as per requirement of site, made with 40mm dia M.S. tube, placed 1.5 metre centre to centre, horizontal & vertical tubes joint with cup & lock system with M.S. Tubes, M.S. tube challis, M.S. clamps and staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for execution of work of cleaning and/ or pointing and/ or applying chemical and removing it thereafter. with steel boxes and pipes. The scaffolding system shall be stiffened with bracings, runners, connecting with the building etc, wherever required, if feasible, for inspection of work at required locations with essential safety features for the workmen etc., complete as per directions and approval of Engineer-in-charge. The scaffolding system shall be stiffened with bracings, runners, connecting with the building etc, wherever required, if feasible, for inspection of work at required locations with essential safety features for the workmen etc., complete as per directions and approval of Engineer-in-charge. (2) The payment will be made once only for execution of all items for such works. Measured slab surface

Providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position with hold fasters to complete the work as per Instructions of Engineer-In-Charge Second class teak wood

Providing and fixing of ISI marked flush door with two shutters ( anti termite treated, water proof) conforming to IS: 2202 (Part -I) decorative type, core of block board construction with frame of 1st class hard wood and well matched teak 3 ply veneering with vertical grains or cross bands and face veneers on both faces of shutters: Make of raveela or equivalent 30mm thick including 3 nos (5") brass hinges &each leaf/door) with necessary screws.

Providing and fixing ISI marked brass sliding door bolts with approved design with necessary screws etc. complete to complete the job as per Instructions of Engineer-in-Charge. 300 mm x 16 mm

Providing and fixing bright finished brass handles as approved design with necessary screws etc. complete to complete the job as per Instructions of Engineer-in-Charge. 125 mm

Providing and fixing bright finished brass tower bolts (barrel type) with necessary screws etc. complete: 200 x 10 mm

Providing and fixing factory made uPVC white colour sliding glazed window upto 1.50 m in height dimension comprising of uPVC multi-chambered frame with in-built roller track and sash extruded profiles duly reinforced with 1.60 ± 0.2 mm thick galvanized mild steel section made from roll forming process of required length (shape & size according to uPVC profile), appropriate dimension of uPVC extruded glazing beads and uPVC extruded interlocks, EPDM gasket, wool pile, zinc alloy (white powder coated) touch locks with hook, zinc alloy body with single nylon rollers (weight bearing capacity to be 40 kg), G.I fasteners 100 x 8 mm size for fixing frame to finished wall and necessary stainless steel screws etc. Profile of frame & sash shall be mitred cut and fusion welded at all corners, including drilling of holes for fixing hardware's and drainage of water etc. After fixing frame the gap between frame and adjacent finished wall shall be filled with weather proof silicon sealent over backer rod of required size and of approved quality, all complete as per approved drawing & direction of Engineer-in-Charge. (Single / double glass panes, wire mesh and silicon sealent shall not be paid separately). Variation in profile dimension in higher side shall be accepted but no extra payment on this account shall be made. Three track three panels sliding window with fly proof SS wire mesh (Two nos. glazed & one no. wire mesh panels) made of (small series) frame 92 x 44 mm & sash 32 x 60 mm both having wall thickness of 1.9 ± 0.2 mm and single glazing bead of appropriate dimension (Area of window upto 1.75 sqm).

Providing and laying in position cement concrete of specified grade including the cost of centering and shuttering - All work up to plinth level :1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) to complete the job with neat finishing.

Providing and laying autoclaved aerated cement blocks masonry with 150mm/230mm/300 mm thick AAC blocks in sub and superstructure below/above plinth level up to floor V level with RCC band at sill level and lintel level with approved block laying polymer modified adhesive mortar all complete as per direction of Engineer-in-Charge. (The payment of RCC band and reinforcement shall be made for seperately).

Providing and laying RCC band 40mm thick with cement concrete 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 12.5mm nominal size derived from natural sources)

15 mm cement plaster in coats 1:6 (1 cement: 6 coarse sand) to complete the neat finishing to complete the work as per instructions of Engineer-In-Charge.

12 mm cement plaster in coats 1:6 (1 cement: 6 Fine sand ) to complete the neat finishing to complete the work as per Instructions of Engineer-In-Charge.

Half brick masonry with bricks of class designation 35 in Superstructure above plinth upto floor V level in. Cement mortar 1:4 (1 cement :4 coarse sand)

Providing, mixing and filling of Epoxy bonding adhesive (1.5" or 38 mm wide around the isolated slab) having coverage and approved adhesive as direction of engineer-in-charge complete in all respects.

Grading roof for water proofing treatment with Providing and laying cement concrete 1:2:4 (1 Cement: 2 Coarse Aggregate : 4 graded stone aggreate of 12.50mm nominal size) of 40mm thick with 12.50mm nominal size stone aggregatefor terrace. Item includes mixing of water proofing compound Conplast X421 IC of M/s. Fosroc mixed @ 150ml per bag of cement and mixing of relieance fibre which is been mixed for concrete. The work includes proper mixing of these items correctly, compacting and finishing the same to required slopes etc under including cutting the patch in proper shape raking out joints and cutting of groove preparing and plastering the surface of the walls and to required slope and treating similarly the adjoining walls upto 150 mm height including rounding of junctions of walls and slabs in all leads and lifts complete all as required and directed by Engineer-In-Charge. (Once the concrete work is completed and the setting time is completed, the surface should be filled with water and kept for observation for 48 hours ) Note- Guarantee Bond to be furnished for 10 years warranty .

Applying Water thinnable cement primer two coats of cement primer of approved brand and manufacture on wall surface:

Providing and applying of wall care putty of two (or) more coats to the Walls & Ceiling over the plastered surface to make the surface even and smooth without undulations Birla wall care putty or equivalent in all leads and lifts complete all as required and directed by the Engineer-In-Charge.

Wall painting with premium plastic emulsion paint of approved brand and manufacture to give an even shade: Two or more coats on the new wall

Finishing walls with textured exterior paint of required shade. M/S Asian Paints or equivalent. New work (Two or more coats applied @ 3.28 ltr/10 sqm) overand including two coats damp proof water profing cement paint applied @ 2.20 kg/10 sqm)

French spirit polishingr polish two or more coats on wood work in required color/wooden shade texture with following process finishing with touch wood in the sequence as detailed below: on new work

Providing and fixing aluminium die cast body tubular type heavy duty universal hydraulic door closer (having brand logo with ISI, IS : 3564, embossed on the body, door weight upto 35 kg and door width upto 700 mm), with necessary accessories and screws etc. complete.

Providing and fixing bright finished brass hanging type floor doorstopper with necessary screws, etc. complete. floor door stopper

Applying of two coats of water proof paint rain guard arrange necessary requirements to complete job as per instructions of Engineer-in-charge.

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes. 110 mm dia

Providing and fixing Bend 87.5° with door on wall face unplasticised - PVC moulded fittings/ accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion.110mm dia

Providing and fixing unplasticised -PVC pipe clips of approved design to unplasticised - PVC rain water pipes by means of 50x50x50 mm hard wood plugs, screwed with M.S. screws of required length, Code including cutting brick work and fixing in cement mortar 1:4 (1 cement : 4 coarse sand) and making good the wall etc. complete. 110mm dia

Providing and fixing unplasticised -PVC pipe clips of approved design to unplasticised - PVC shoe by means of 50x50x50 mm hard wood plugs, screwed with M.S. screws of required length, Code including cutting brick work and fixing in cement mortar 1:4 (1 cement : 4 coarse sand) and making good the wall etc. complete.

Providing and fixing White Vitreous China Angle back wash basin size 400 x400 mm with single 15 mm C.P. brass pillar tap wash basin with C.I. brackets, 15 mm C.P. brass pillar taps, 32 mm C.P. brass waste of standard pattern, including painting of fittings and brackets, cutting and making good the walls wherever required:

Providing and fixing P.V.C. waste pipe for sink or wash basin including P.V.C. waste fittings complete.

Providing and fixing 20 mm nominal dia Pipes Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, i/c fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and the cost of cutting chases and making good the same including testing of joints complete as per direction of Engineer in Charge.

Providing and fixing of SS jalies to arrange the all necessary requiements to complete the job as per instructions of engineer In-Charge 100 mm

Providing and fixing 50mm on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes. Including bends to complete the work as per Instructions of Engineer-In-Charge

Excavating trenches Pipes, cables etc, not exceeding 80 mm dia. of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth upto 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m :

Terimte treatment With Chlorpyriphos/Lindane E.C. 20% with 1%concentration Treatment of soil under existing floors using chemical emulsion @ one litre per hole, 300 mm apart including drilling 12 mm diameter holes and plugging with cement mortar 1 :2 (1 cement : 2 Coarse sand) to match the existing floor:

Providing and fixing 15mm nominal bore C.P. brass angle valve for basin mixer and geyser points of approved quality conforming to IS:8931

Providing and fixing 45 cm length uplasticised PVC connection pipe with brass unions with necessary requirements to complete the job as per Instructions of Engineer-In-Charge

Part B Electrical Work:- Supplying and fixing two module stepped type electronic fan regulator on the existing modular plate switch box including connections but excluding modular plate etc as required as required (legrand mylinc or equivalent as suggested by the engineer in charge)

Supply, Installation, Testing and Commissioning of 1200 mm sweep, BEE 5 star rated, ceiling fan with Brush Less Direct Current (BLDC) Motor, class of insulation: B, 3 nos. blades, 30 cm long down rod, 2 nos. canopies, shackle kit, safety rope, copper winding, Power Factor not less than 0.9, Service Value (CMM/W) minimum 6.85, Air delivery minimum 215 CMM, 350 RPM (tolerance as per IS : 374- 2019), THD less than 10%, remote or electronic regulator unit for speed control and all remaining accessories including safety pin, nut bolts, Washers, temperature rise=75 degree C (max.), insulation resistance more than 2 mega ohm, suitable for 230 V, 50 Hz, single phase AC Supply, earthing etc. complete as required. (Brand as suggested by engineer in charge)

Supply Installation, Testing & Commissioning of modular type Variable Refrigerant Flow/Variable Refrigerant Volume air cooled Outdoor units suitable for cooling and heating, having all hermetically sealed inverter type Scroll Compressor(s), minimum two compressors for above 14 HP modules, microprocessor-based Controller, top discharge type condensing unit(s), with R 410 A Refrigerant, vibration isolators, with suitable foundation etc. complete as required. The unit shall deliver the rated capacity at AHRI Conditions and work even at 50°C ambient temperature without tripping. The unit shall be suitable to work on 400V +/- 10%, 3 Phase, 50Hz AC power supply. The unit shall be filled with first charge of the refrigerant and ready for use as required. The COP at AHRI conditions shall not be less than 3.1 and IEER not less than 6.5. (Heavy duty and brand as suggested by the engineer in charge)

Wiring for light point with 1.5 sq. mm FRLS PVC insulated copper conductor single core cable in recessed medium class PVC conduit, with modular switch, modular plate, suitable size G.I. box and earthing point with 1.5 sq. mm FRLS PVC insulated copper conductor single core cable etc. as required Group C (all ISI marked material mandatory and brands like finolex or equivalent as approved by the engineer in charge)

Wiring for fan point with 1.5 sq. mm FRLS PVC insulated copper conductor single core cable in recessed medium class PVC conduit, with modular switch, modular plate, suitable size G.I. box and earthing point with 1.5 sq. mm FRLS PVC insulated copper conductor single core cable etc. as required Group C (all ISI marked material mandatory and brands like finolex or equivalent as approved by the engineer in charge)

Wiring for circuit wiring along with earth wire with 2x1.5 sq.mm +1x1.5 sq. mm size of FRLS PVC insulated copper conductor, single core cable in recessed PVC conduit and removing of existing batten wiring (Make: Finolex or equivalent ISI marked wire as suggested by the engineer in charge)

Wiring for circuit wiring along with earth wire with 2x2.5 sq.mm +1x2.5 sq. mm size of FRLS PVC insulated copper conductor, single core cable in recessed PVC conduit (Make: Finolex/ Equivalent ISI marked wire as suggested by the engineer in charge)

Wiring for circuit wiring along with earth wire with 2x4 sq.mm +1x4 sq. mm size of FRLS PVC insulated copper conductor, single core cable in recessed PVC conduit (Make: Finolex/ Equivalent ISI marked wire as suggested by the engineer in charge)

Supplying and fixing of 5/6 A Modular switch on the existing modular plate and switch box including connections but excluding modular plate etc. as required (ISI marked and as suggested by the engineer in charge)

Supplying and fixing of 15/16 A Modular switch on the existing modular plate and switch box including connections but excluding modular plate etc. as required (ISI marked and as suggested by the engineer in charge)

Supplying and fixing of 6 pin 15/16 A Modular socket on the existing modular plate and switch box including connections but excluding modular plate etc. as required (ISI marked and as suggested by the engineer in charge)

Supplying and fixing 3 modular GI box along with modular base and Covering sheet/covering plate for modular switches in recess, connection, painting, etc. as required. Make: Legrand(Mylinc) or equivalent (ISI marked and as suggested by the engineer in charge)

Supplying and fixing 8 modular GI box along with modular base and Covering sheet/covering plate for modular switches in recess, connection, painting, etc. as required. Make: Legrand(Mylinc) or equivalent (ISI marked and as suggested by the engineer in charge)

Supplying and fixing 12 modular GI box along with modular base and Covering sheet/covering plate for modular switches in recess, connection, painting, etc. as required. Make: Legrand(Mylinc) or equivalent (ISI marked and as suggested by the engineer in charge)

Supplying and fixing 25A rating, Single pole, 240 V, 10 kA, C curve miniature circuit breaker suitable for inductive load in the existing MCB DB complete with connections, testing and commissioning etc. as required. (ISI marked and as suggested by the engineer in charge)

Supplying and fixing 32A rating, Double pole, 240 V, 10 kA, C curve miniature circuit breaker suitable for inductive load in the existing MCB DB complete with connections, testing and commissioning etc. as required.

Supplying and fixing 32A rating, Triple pole and neutral, 415 V, 10 kA, C curve miniature circuit breaker suitable for inductive load in the existing MCB DB complete with connections, testing and commissioning etc. as required. (ISI marked and as suggested by the engineer in charge)

Providing and fixing 100A 30kA FP MCCB with thermo magnetic release and terminal spreaders in existing DB, making connections etc. as required (ISI marked and as suggested by the engineer in charge)

Supplying and fixing 6 way double door single pole and neutral, sheet steel, MCB distribution board, 240 V, on recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required(But without MCB) (ISI marked and as suggested by the engineer in charge)

Supplying and fixing 8 way double door single pole and neutral, sheet steel, MCB distribution board, 240 V, on recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required(But without MCB) (ISI marked and as suggested by the engineer in charge)

Supplying and fixing 4 way double door recess mounting vertical type, 415 V TPN MCB distribution board of sheet steel, dust protected, duly powder painted, inclusive of 200 A tinned copper bus bar, common neutral link, earth bar, din bar for mounting MCBs (but without MCBs and incomer) as required (ISI marked and as suggested by the engineer in charge)

Supply, installation, testing and commissioning of following minimum capacity VRV/VRF High wall type Indoor unit equipped with washable synthetic media pre-filter, fan section with low noise fan/dynamically balanced blower, multispeed motor, coil section with DX copper coil, electronic expansion valve, outer cabinet, cord less remote control, drain pan, necessary accessories etc., suitable for operation on 230 V ± 10%, 50 Hz, single phase AC supply, complete as required. The unit shall have automatic force shut down provision in case of fire on receiving signal from BMS System. The cooling capacity of indoor unit will be at air inlet conditions of 27 Degree C DB and 19 Degree C WB temperature. (ISI marked and as suggested by the engineer in charge)

Supply, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of 12.7 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation of soft/hard drawn copper refrigerant piping for VRV/VRF system, complete with fittings, with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with XPLE Class-O tubular insulation/with Class-O closed cell elastometric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. as required : (ISI marked and as suggested by the engineer in charge)

Supply, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of 15.86 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation of soft/hard drawn copper refrigerant piping for VRV/VRF system, complete with fittings, with suitable adjustable ring type hanger supports, jointing/brazing including accessories, insulated with XPLE Class-O tubular insulation/with Class-O closed cell elastometric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. as required : (ISI marked and as suggested by the engineer in charge)

Laying of one number PVC insulated and PVC sheathed XLPE power cable of 1.1 KV grade of 25 sq. mm size direct in ground including excavation, sand cushioning, protective covering and refilling the trench etc as required (ISI marked and as suggested by the engineer in charge)

Supplying and fixing 36W LED Tube lights