ADDITION/ ALTERATIONS OF EEG ROOM IN DEPARTMENT OF NEUROLOGY AT INHS ASVINI.

Amount

Dismantling wall and ceiling board (POP ceiling, gypsum, aluminium, etc.,) or insulation board/slab / blankets of any description and any thickness including snap grid complete all as specified and directed.

Taking down chowkhats with shutters without taking off shutters from frames of any description exc.1.50 sqm but not exc 4.00sqm each

Taking down old aluminium windows of any description and in any position

Demolition of brick work or stone/boulder masonry, built in cement mortar, including all quoins, arches, pillars etc, but excluding ashlar facings, dressed stone work & precast concrete articles including copings etc.and removing debris outside MD land complete all as specified. Note: The place of disposal shall be find out by the contractor.

M & L for providing and fixing of RIR treatment by using 12.5mm thick Gypsum boards near all the existing walls with suitable air gap encased supported by GI frame work as per manufacturers specification using conventional hardware. The wall treatment shall be backed by these Gypsum / Non resonating walls to create acoustical coupling. The frame work is to be adequately anchored in the ceiling and floor as required for ensuring to maintain the acoustic parameters / acoustic characteristics in compliance with the maximum permissible ambient noise levels including necessary hardwares, adhesive solutions for fixing and finishing complete all as per manufacturers specifications and directed by Engineer-in-Charge ..

M & L for providing and fixing of partition wall constructed using Gypsum sheets suitably placed in the cavity of the existing room to convert the room into Two room set up. The wall consists of opening for connecting door and observation window wherever required. The Partition wall shall 150mm thickness with double layers of 12.5mm thick gypsum boards on both sides encased supported by GI framework as per manufacturers specifications using aluminum frame using conventional hardware. The frame work is to be adequately anchored in the wall/floor. Acoustic insulation in partition frame work shall be 100mm thick glasswool / rockwool of higher density, tied to the frame forming high frequency absorbers. For band extended treatments air-gaps should be generated as normally required for ensuring to maintain the acoustic parameters / acoustic characteristics in compliance with the maximum permissible ambient noise levels including providing two coats of oil bond distemper over a coat of alkali resistance primer including putty of approved colour & shade on the both sides of the partition wall including necessary hardware, adhesive solutions for fixing and finishing complete ALL as specified and directed by Engineer-in-Charge

M & L for providing and fixing panel based acoustical treatment above 900mm from the floor level. The Panels are of size 600mm x 1200mm having perforated hard boards as surface material. The panel are formed with highest quality RB slabs of Rockwool of 4” (100mm) thickness, PHB for acoustical aperture, Hardboards, Hardware, etc required as per design. For band extended treatments air-gaps are generated. Entire treatment is encased supported by framing of plywood using conventional hardware with good acoustical coupling to existing surfaces. Entire treatment is acoustically coupled on existing walls using SOUND CLEATS. These panels are integrated in entire system to achieve acoustical parameters as normally required for ensuring to maintain the acoustic parameters / acoustic characteristics in compliance with the maximum permissible ambient noise levels including providing two coats of oil bond distemper over a coat of alkali resistance primer of approved colour & shade on the outer surface of PHB including all necessary hardware, adhesive solutions for fixing and finishing, complete all as per manufacturers specifications and directed by Engineer-in-Charge

M & L for providing and fixing panel based acoustical treatment up to 900mm from floor level. The Panels are of size 600mm x 900mm having 4mm thick plywood ISI marked as surface material. The panel are formed with highest quality RB slabs of Rockwool of 4” (100mm) thickness, Plywood, Hardboards, Hardware, etc required asper design. For band extended treatments air-gaps are generated. Entire treatment is encased supported by framing of plywood using conventional hardware with good acoustical coupling to existing surfaces. Entire treatment is acoustically coupled on existing walls using SOUND CLEATS. These panels are integrated in entire system to achieve acoustical parameters as normally required for ensuring to maintain the acoustic parameters / acoustic characteristics in compliance with the maximum permissible ambient noise levels including providing two coats of oil bond distemper over a coat of alkali resistance primer of approved colour & shade on the outer surface of PHB including all necessary hardware, adhesive solutions for fixing and finishing, complete all as per manufacturers specifications and directed by Engineer-in-Charge

M & L for providing and fixing bass traps formed using highest quality RB slabs of Rockwool of 4” (100mm) thickness or equivalent, Plywood of variable thicknesses as a surface material & conventional Hardware, etc as demanded by design. At designed corners & centers of walls bass traps are formed to neutralize concentration of low frequencies. This treatment is integrated in entire system to achieve acoustical parameters as normally required for ensuring to maintain the acoustic parameters / acoustic characteristics in compliance with the maximum permissible ambient noise levels including providing two coats of oil bond distemper over a coat of alkali resistance primer of approved colour & shade on the outer surface of PHB including all necessary hardware, adhesive solutions for fixing and finishing, complete all as per manufacturers specifications and directed by Engineer-in-Charge

M & L for providing and fixing suspended grid supporting ceiling acoustic treatment. The treatment consists of galvanized iron channel trim fixed at 600mm centers using wall Angles, Main Tees and Cross Tees. The special suspension is provided to suppress the structure born noise to offer good CTC. The entire grid is suspended using wire hangers at 1200mm centers. Air columns above and below ceiling are isolated. The high sound absorption treatment is provided using acoustic tiles. The Ceiling Tiles are having ceiling attenuation clause of 41dB(A), Noise reduction coefficient 0.65 and are of size 600mm x 600mm x 15mm provided as normally required for ensuring to maintain the acoustic parameters / acoustic characteristics in compliance with the maximum permissible ambient noise levels including applying two coats of oil bond distemper over a coat of alkali resistance primer of approved colour & shade on the visible surface of ceiling tiles including hardware, adhesive solutions for fixing, finishing complete all as per manufacturers specifications and directed by Engineer-in-Charge

M & L for providing and fixing Sound Treated Door with supporting Door frame of size 900mm x 2100mm created using plywood frame. Multiple layers of medium are created using fiber material, Plywood, Air gaps, etc. The closing mechanism consists of heavy duty door closer provided on the back side of the door. Compression material having more than 30% compression ratio is provided across the closing edge of the door. Entire good quality hardware is also provided for operation. The surface is covered with industrial laminate of approved colour. The suitable door frame is created using 19mm Plywood as normally required for ensuring to maintain the acoustic parameters / acoustic characteristics in compliance with the maximum permissible ambient noise levels including required hardwares, adhesive solutions for fixing and finishing complete as per manufacturers specifications and as directed by Engineer-in-Charge

M & L for providing and fixing acoustically treated breathing window of size 900mm x 600mm consisting of two glass panes (bubble free) of variable thickness with suitable angles to stave off possibility of resonance and to improve (Tx) transmission loss. Both are fixed using plywood and compression material having minimum of 30% compression ratio. The glasses are placed apart and moisture-absorbing chemicals are provided in between to restore good view for long time as normally required for ensuring to maintain the acoustic parameters / acoustic characteristics in compliance with the maximum permissible ambient noise levels including required hardware, adhesive solutions for fixing and finishing complete all as manufacturers specifications and as directed by Engineer-in-Charge

M & L for providing and fixing plain Flush Door of size 900mm x 2100mm for the two partially treated rooms. The closing mechanism consists of door closer, ISI marked provided on the back side of the door. Compression material having more than 30% compression ratio is provided across the closing edge of the door. Hardware ISI marked shall also be provided for operation. The surface shall be covered with black industrial laminate. The suitable door frame is created using 19mm Plywood including hardware, adhesive solutions for fixing and finishing complete as per manufacturers specifications and as directed by Enginner-in-Charge

M & L for providing, laying and fixing Acoustical material over the entire surface of the floor and extended 150mm along the skirting. The mat is pasted using good adhesive material after preparation of surface and pressing tightly to the fixed surfaces finishing complete all per manufacturers specifications and directed by Engineer-in-Charge .

M & L for preparing surfaces and applying two coats of oil bound distemper of approved colour over a coat of alkali resistance primer without affecting acoustic properties on the visible surface of inner side of existing walls in partially treated rooms complete all as specified.

M&L for false ceiling work of aluminium anodized ceiling grid system of grid size 605mm x 605mm with aluminium anodized angle 20 mm x 20 mm x 1.2 mm fixed to wall along the perimeter of ceiling with the help of nylon sleeves & screws, at 610mm centres and main and cross tees of size 31.75 mm x 31.75 mm x 1.6mm & 25.4 mm x 25.4 mm x 1.22 mm respectively with ceiling cleats / angle brackets of size 15 mm x 15 mm x 1.5 mm including 6 mm dia.G.I.wire suspended from the soffit at 1220 mm centres (upto 1200 mm length maximum) fixed to roof slabs by means of steel expansion fasteners 10mm dia including 9mm thick 600mm x 600mm size gypsum prelaminated tiles fixed in the grid complete all as specified and directed.

S&F powder coated aluminium sections for partitions, windows, ventilators and doors including fabrication of frame/shutters and fixing to walls/floors with necessary lugs, cleats etc including all accessories such as glazing clips, handles, tower bolts, rollers rubber beadings for fixing glass panes in frame 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 complete all as specified Note: - (i) Glass panes/ wire mesh shall be measured & paid separately. (ii) The rate quoted shall be inclusive of neoprene beading, glazing clips, screws, etc. as required but shall not be measured for arriving of weight. (iii) Minimum thickness of powder coating shall be 50 micron. (iv) The rate shall be inclusive of the locking arrangement including complete packing with silicon gel around contacting surface of aluminium work with matching existing area. (v) The size of aluminium sections shall be as per HQ CE(N) MZ TD drawing No TD/2021/01 to 05 and sill to be provided as per HQ CE(N) MZ TD of sill type 'A' and 'B' respectively if directed.

S & F 4.80mm to 5mm thick plain sheet glasse, ordinary quality and glazing with aluminum beading, glazing pin etc, or with oil putty in square n exc .5 sqm in each pane complete all as specified.

S & F in repairs 12mm thick plywood grade BWR type BB fixed with teak wood beading/ aluminium beading to wooden or Aluminium frame work with screws.complete all as specified and directed. Note- New aluminium sections shall be measured and paid seperately.

M & L for 0.9 mm decorative laminate type 1 of surface finish , colour and pattern as approved, fixed with approved adhesive as per manufacturer's instructions.

M&L for brick work with sub class 'B' bricks old size bricks, straight or curved on plan exc 6m mean radius built in cement mortar (1:4) complete all as specified.

M&L brick work with sub class 'B' old size bricks, in half brick wall straight or curved on plan exc 6m mean radius built in CM (1:4) including duly reinforced with 10 mm dia MS round bars 2 nos horizontally after each 4 th layer of bricks complete all as specified and directed

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

M&L for preparation of new plastered or unplastered surfaces of wall and applying two coats of Acrylic antifungal paint (100% acrylic interior grade) over a coat of self primer complete all as specified.

S & F in repairs stainless steel handle 100mm long, bright finished.

Taking down carefully old unserviceable WHB along with fittings cancelling all pipe lines, outlets by plugging and sealing and making good the disturbed surfaces complete all as specified and directed by Engr-in-Charge

S&F in repairs stainless steel clipon hinges of size 100mm *12mm with flap open complete all as specified.

S & F in repairs SS Hasp & staple 75mm size, bright finished.

SCHEDULE 'A' PART II (INTERNAL ELECTRIFICATION) M & L for point wiring with 1.5 sqmm (nominal area) PVC insulated and unsheathed multistranded FRLS copper conductor cable ISI marked 1100 volts grade drawn through and including 25mm wide PVC casing caping (ISI marked) with all accessories and terminated in and including PVC modular box with modular cover plate and frame of sutable size and module including 1.5 sqmm size PVC insulated, unsheathed, multistranded FRLS copper conductor cable ISI marked for continuous earth conductor and connecting to earth dolly for the following :- Note: a) Colour coding shall be folowed as (i) Phase- Red (ii) Neutral - Black (iii) Earth - green b) Electrical wiring above false ceiling shall be drawn through medium grade PVC conduit of suitable size.

One light point controlled by one 5 Amps switch

One Fan point controlled by one 5 Amps switch

One 5 Amps flush type switch socket point on independent board

M & L for point wiring with 4 sqmm (nominal area) PVC insulated and unsheathed multistranded FRLS copper conductor cable ISI marked 1100 volts grade drawn through and including 25mm wide PVC casing caping (ISI marked) with all accessories and terminated in and including PVC modular box with modular cover plate and frame of sutable size and module including 4 sqmm size PVC insulated, unsheathed, multistranded FRLS copper conductor cable ISI marked for continuous earth conductor and connecting to earth dolly for one 3 pin, 15 Amps switch socket on the independent board complete all as specified and directed. Note: a) Colour coding shall be folowed as (i) Phase- Red (ii) Neutral - Black (iii) Earth - green

S & F ceiling rose surface bakelite 65 x 50mm, flush type, 3 terminals complete all as specified .

S & F modular switch 1 way 6A,1 module complete all as specified .

S & F modular socket, 6A - 2/3 pin combined 2 modules complete all as specified .

S & F modular socket 6/16A,2/3 pin, combined 2 module complete all as specified .

S & F modular switch 1 way 16A,1 module complete all as specified .

S & F LED lights fitting 6W, surface track light fitting (spot light) aluminium/ PVC/ Polycarbonate body including connecting up with and including three core flexible copper conductor cable of suitable size from ceiling rose complete all as specified.

Supply and fixing Supply and fixing LED luminaire 600 mm x 600 mm, 35/36 watt, not less than 120 lumen per watt, 220 V AC recessed type with high efficiency PMMA diffuser soft glare free 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 directed by Engr-in-Charge.

Supply and fixing Supply and fixing LED luminaire 300 mm x 300 mm, 18/20 watt, not less than 120 lumen per watt, 220 V AC recessed type with high efficiency PMMA diffuser soft glare free 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 directed by Engr-in-Charge.

S & F in repairs MCB SPN DB double door 8 Way with 200 Amp rated copper bus bar for each phase, 240 Volts with din rail, Neutral and Earthing bar complete all as specified

S & F MCB 240V, 10KA 'C' curve, of Single Pole 32 Amp current carrying capacity and fixed in the DB complete all as specified

S & F MCB 240V, 10KA 'C' curve, of Single Pole and neutral 40 to 63Amp current carrying capacity and fixed in the DB complete all as specified

M&L for sub-main wiring with 2 runs of 4 sqmm copper conductor cable (FRLS grade), 1100 volts grade PVC insulated and unsheathed multi-stranded, drawn in and including heavy grade PVC Casing caping ISI marked not less than 25mm x 12mm / 32mm x 12mm wide (internal width) with all accessories like tees, elbows, junction boxs, reducer etc as required, including one run of 4 sqmm dia PVC insulated unsheathed copper conductor cable as earth dolly/mains, with all accessories like PVC elbow, PVC tee, etc including taking up/down old unserviceable sub main wiring and making good the distrubed surfaces/location complete all as specified and directed. Note - (a) Colour coding shall be folowed as (i) Phase- Red (ii) Neutral - Black (iii) Earth - green (b) 2 runs of 4 Sqmm cable, One run of 4 Sqmm earth cable and PVC casing capping shall be measured and paid as one length only.

S&F wall mounted fan 400mm sweep,with complete accessories, 110 W, 2050 RPM air delivery 90 CFM, 230 V, 50 HZ, AC supply including connecting up with 0.75 Sq.mm. size 3 core PVC insulated flexible cable with multi-stranded copper conductor from ceiling rose to connector complete all as specified. Make - Crompton Greaves,Almonard, Usha, Khaitan, Bajaj.

SCHEDULE 'A' PART III (AC) Supply and errect factory fabricated rectangular square duct made out of 24 gauge GI sheet in L shaped hollow profile including relocation of existing grills/ duct if required and all accessories such as corner, carriage bolt hangers, gasket and seal the longitudinal joints with approved sealant complete all as specified and directed by Engineer-in-Charge.

S&F in repairs Wire netting of galvanised steel wire 24 guage dia of wire and average width of aperture 12mm fixed with tinned tacks or GI wire staples over entire duct insulation with 50mm overlap for preventing rat bites complete all as directed.

Supply and fix nitrlle rubber insulation of one layer of 19mm thickness sticking on surface by using approved adhesive compound and sealing the joints by weather proof tape complete all as specified and directed by Engineer-in-Charge.

Supply and fix MS CRC 18 gauge powder coated suuare perforated suction/ fresh air supply grills fixed to duct for propper supply to the room and suction of air from the same complete all as specified and directed by Engineer-in-Charge.

SAHU AND SAHU CO. (BID ID -3191849)