PROVN OF CERTAIN WORKS SERVICES REQUIRED AT 152 SQN COMPLEX, SPECIAL REPAIR WORKS UNDER 5 BRD AND CERTAIN MINOR WORKS AT DIFFERENT LOCATIONS IN DOMESTIC AND TECHNICAL AREA

Amount

SCHEDULE A BOQ

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, taking down/laying of XLPE cable etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in hard/dense soil complete all as specified and as directed.

Note for Item No 2 :- The quoted rate deemed to be inclusive for the following:-

(a) Excavating either straight or curved on plan

(b) Clearing away all grass vegetation, saplings, shrubs, brushwood, undergrowth, roots, and trees not exceeding 30 cm girth (measured one metre above ground level) and removing rubbish upto a distance of 50 metres outside the periphery of the area under clearance except in the case of surface dressing which includes for all the foregoing except clearing away of trees

(c) Bailing out, pumping out or otherwise removing all water which may accumulate in the excavations

(d) Setting out the work profiles, etc. as well as for all tools and plant

(e) All materials and labour required for protecting against risk of accidents, etc.

(f) Watching and lighting, whenever necessary.

(g) Forming (or leaving) ‘Dead men’ or ‘Tell tales’ in borrow pits and their removal after record of measurements where required

(h) Forming (or leaving) steps in sides of deep excavations and their removal or covering up, after record of measurements

(j) Excavation for insertion of planking and strutting where necessary

(k) Removing slips or falls in excavations

(l) Authorised battering or benching of excavations

(m) Slinging or supporting pipes, electric cables, etc. met with during excavation

M&L Plain Cement Concrete 1:4:8 type D2 (using 40 mm graded granite stone aggregate) as in foundations, filling and mass concrete complete all as specified and as directed.

M&L Reinforced cement concrete (nominal mix ) 1:1½:3 type A-1 (using 20mm graded crushed stone aggregate) as in footing foundation including raft , footing, foundation beam, plinth beam,bases for columns and mass concrete etc complete all as specified and as directed.

M&L Reinforced cement concrete (nominal mix ) 1:1½:3, type A-1 (using 20mm graded crushed stone aggregate) as in columns, pillars, post and struts etc complete all as specified and as directed

M&L use and waste of formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter , straight rough finished surfaces complete all as specified and as directed

M&L use and waste of formwork to to sides of pillars, posts, struts, piers, columns straight rough finished surfaces complete all as specified and as directed.

S&F High strength corrosion resistant TMTsteel bar of grade Fe-500, 10 mm dia and over cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with mild steel wire (annealed) not less than 0.9 mm dia., or securing with clips complete all as specified and directed.

M&L High strength corrosion resistant TMTsteel bar of grade Fe-500 , 5 mm dia to 10 mm dia cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with mild steel wire (annealed) not less than 0.9 mm dia., or securing with clips in stirrups , spacers and binders etc complete all as specified and directed.

M&L MS Hand rails, half round or other steel section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolt etc posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165

M&L Mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, length of bolt exc 22.5cm and n exc 30cm long and diameter of neck in 12 to 20 mm complete all as specified and directed.

M&L 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

M&L Preparation of new or previously untreated steel surfaces of any description, over 10 cm width or girth, not otherwise described and applying two coats of synthetic enamel paint (ordinary tint) over one coat of red oxide primer complete all as specified and directed.

Note for item No 26 :- (a) All synthetic enamel paint shall be of 1st quality manufactured by the standard firms of make as specified.

(b) The contractor shall inform the GE, within three weeks of the acceptance of the tender, the brand/names of the manufacturers of paint proposed to be used in the works and submit samples thereof and obtain prior written approval of GE before their use in works.

(c) The contractor shall when so required by the GE, produce certificate from the manufacturer or their representative to establish that the brands of paints purchased by the contractor from them, satisfy the requirements of the relevant Indian Standards. Tint of paint, will be approved by the GE.

(d) Paints shall be obtained direct from approved manufacturer or from their authorized agents only of respective brands mentioned below and brought to site in sealed containers. The paint so procured shall be of first quality of any approved make as per list of makes specified. i. Berger Paints (Luxol), ii. Jenson & Nicholson (Brolac), iii. Shalimar Paints(Superlac), iv. Goodlass Nerolac (Nerolac), v. Asian Paints(Apcolite)

(e ) Unless otherwise specified the tints of paint shall be as approved by the GE

(f) The contractor shall submit samples of the paints proposed for the work along with results of tests conducted in approved laboratory as directed by the Engineer-in-Charge for approval.

(g) The surface shall be thoroughly cleaned and dusted. All dirt scales oil and grease shall be thoroughly removed before painting is started. The prepared surface shall be inspected and approved by the GE before painting is commenced. The weather shall not be foggy/rainy, dusty or windy. The suitability of the weather will be determined by the Engineer-in-Charge.

(h) No hair marks from the brush or clogging of paint buddles shall be left on the work. Surface shall ordinarily not be painted until it has dried up completely. Trial patches of paint shall be laid at intervals to check if drying is satisfactory.

Returning, filling in including spreading leveling, watering and well ramming in layers not exceeding 25cm in soft /loose soil complete all as specified and directed.

Removing of soils to a distance exceeding 1.5 KM but not exceeding 5KM and depositing where directed complete all as specified and directed.

M&L Rendering 10 mm thick on brick or concrete surfaces in cement mortar 1:6 finished even and smooth without using extra cement complete all as specified and directed.

M&L Preparation of new plastered surface of wall and applying three coats of white wash complete all as specified and as directed.

Surface excavation n.exc (not exceeding) 30 cm deep and averaging 15cm deep and getting out in hard/ dense soil complete all as specified and as directed.

M&L Hardcore with broken stone or boulders of gauge n.exc 63mm, deposited, spread and levelled in layers n.exc 15 cm thick, watered and rammed to a true surface complete all as specified and as directed.

M&L 75mm thick, plain cement concrete (1:4:8), type D-2 (using 40 mm graded stone aggregates), as in sub base complete all as specified and as directed.

M&L 100mm thick, plain cement concrete (1:2:4), type B-1 (using 20 mm graded stone aggregates), as in floor/paving etc complete all as specified and as directed.

M&L for False ceiling using GI snap grid size 60x60cm with main runner 38x24mm wall angle & cross tee 29x24mm wall angle 24x24mm suspended with 4mm dia GI Wire fixed with steel dash fasteners carrying max load upto 8.1 Kg/Sqcm with 4mm thick designer ceiling board (Lake & Hill) all as per Everest regular T-2430 or equivalent complete all as directed. (Make Ramco/Charminar/Armstrong).

S&F Wiring complete with 1.5 sqmm single core PVC insulated, unsheathed FRLS 1100 volts grade,FRLS cable and incl PVC Casing Capping with accessories in wall/roof/ceiling/hangar steel frames etc incl Modular terminal boxes fabricated with 1.6mm MS sheet concealed/fixed surface to walls covered with modular white cover plate with frame etc and 1.5 sqmm PVC insulated, unsheathed copper conductor multistranded cable 1100V grade as earth continuity conductor & connecting to common earth dolly all as specified for one switch socket outlet 3 pin 5 Amps on independent board

S&F Wiring complete with 1.5 sqmm single core PVC insulated, unsheathed FRLS 1100 volts grade,FRLS cable and incl non metallic PVC Conduit with accessories in wall/roof/ceiling/hangar steel frames etc incl Modular terminal boxes fabricated with 1.6mm MS sheet concealed/fixed surface to walls covered with modular white cover plate with frame etc and 1.5 sqmm PVC insulated, unsheathed copper conductor multistranded cable 1100V grade as earth continuity conductor & connecting to common earth dolly all as specified for one switch socket outlet 3 pin 5 Amps on independent board

All as per Sl No 45 above but Wiring with 4 Sqmm copper multistranded unsheathed cable and 4 Sqmm copper cable for earth continuity conductor controlled by one 15A switch socket independently

Supply and Fix modular switch 1 way 6 amp1 module complete all as specified and as directed. Make : Legrand (Model- Arteor), ABB (Cheiron), Schneider (Ulti)

Supply and Fix modular switch 1 way 16 amp.1 module complete all as specified and as directed. Make : Legrand (Model- Arteor), ABB (Cheiron), Schneider (Ulti)

Supply and Fix modular Socket, 6A - 2/3 pin combined 2 module complete all as specified and as directed. Make : Legrand (Model- Arteor), ABB (Cheiron), Schneider (Ulti)

Supply and Fix modular Socket, 6/16A - 2/3 pin combined 2 module complete all as specified and as directed. Make : Legrand (Model- Arteor), ABB (Cheiron), Schneider (Ulti)

Supply and Fix moduler white cover plate with frame,3 module complete all as specified and as directed. Make : Legrand (Model- Arteor), ABB (Cheiron), Schneider (Ulti)

S&F metal flush box 3 module complete all as specified and as directed.

S & F wall mounted fan 400 mm sweep, power input 55 watt, 1380 RPM, air delivery-75 CMM. Single phase 230 volts high performance motor with over heat protection world classstyling & finish, facility to control wind & nature mode aerodynamically designed balanced AS blades including fixing arrangements on wall complete all as specified and directed. Make: Havells - Model Sameera, or equivalent in Bajaj/ Orient. Note:- (a) The contractor shall given a written guarantee of minimum two years from completion of work.

Supply and installation of lightning air terminal in made of non-corrosive materials, must comply and tested to NFC 17-102 and UNE 21186 standards. It should also be tested by CPRI India. The device should be tested for 100 KA of 10/350 µs waveform of lightning impulse current withstand test and anticipation emission time not less than 46 µs complying to NFC 17102 & CPRI. It shall provide complete protection by capturing dangerous lightning discharges and safely channelling it to earth. The lightning air terminal shall be an early streamer emission terminal which will respond dynamically upon stepped leader (lighting discharge moving down from the cloud) activity in the proposed Zone . The central finial shall be elevated above the spheroid and should be sharp pointed. Arcing shall occur between the panel sections of the spheroid and finial tip only upon the progression of a lightning leader.

Note for item No 54 :- (a) The lightning protection system shall be of the advanced type which is designed to send upward streamer earlier than the other surrounding metallic points, attract lightning to a preferred point and safely convey the lightning energy to ground with a predetermined route. Make :- Model No Allytech 90T of Make Allywell or equivalent in Paratronex or Potencia or Tercel

(b) It shall provide radius coverage of 107 mtr level 4 protection

(c) The lightning terminal should not use battery power, solar power, electronic spark device or any other active component for its operation.

(d) The lightning air terminal shall be maintenance free type and frequent testing should not be necessary for ensuring the working of it

(e) The contractor shall give a written guarantee of minimum 05 years after certified date of completion.

(f) The lightening terminal shall give reliable performance in all weather conditions. It should be suitable for corrosive environment also.

(g) A security deposit of valve equal to 2.5% of the rate quoted for lightning air terminal shall be retained from payment due to the contractor for guarantee period.

Supply and installation of high voltage cable green colour of cross sectional area 70 sqmm insulated copper conductor with 0.5mm thick PVC sheathed copper cable for lightning current dissipation to the earthing system with necessary fixing clamp, connector accessories etc. including taking down existing one. Copper lug termination shall be used for fixing at both ends. Make :- Havells, Finolex, Plaza.

Supply and installation of elevation mast of minimum 12 mtr height. Suitable base shall be provided for mounting the mast and air terminal with adaptor coupler/ reducer, anchoring wires, clamps etc. Base and mast section shall be made of GI, coated with one coat of anti-corrosive zinc spray paint for additional protection complete all as specified and directed.

Supply, installation, testing & commissioning of maintenance free chemical earthing system in repair comprising 17mm dia copper bonded rod 3 mtr long horizontally pre welded T-terminal rod with provision for connection size of 50 x 150mm long, 6mm thickness with equal space either side, with 12mm dia hole of 02 numbers each on either side of the terminal clamp with 250 microns (average) coating thickness, tested and certified by CPRI India alongwith 50 Kg earth energizer compound and 10 litres earth resistance reducing liquid. The earthing energizer compound and resistance reducing earthing liquid shall be tested as per IEC-62561-7 read with ASTM G57-06, CI 3.4 A by any NABL accredited lab. The above mentioned rod shall be installed in 4-6 inch bore, 12 feet depth with a distance of minimum 3 meters between each installation all as specified and directed. Make : Model HTSP 317 of safeTrode or equivalent in ISG Global/ ERICO.

The unit quoted rate shall deem to be included for the following :- (i) Prior to installation of maintenance free chemical earthing, soil resistivity test to be carried out at the location where earthing work to be done in presence of Engr-in- Charge/JE (E/M),user and the report has to submit to Garrison Engineer with recommendation of manufacturer, if required additional interconnection of earthing (not more than 04 number of earthing) to achive earth result less than 1 Ohms. The arrangement done for soil resistivity testing and submission of report with recommendation deemed to be included in the quoted rate.

(ii) The description/ size/ qty of items mentioned in above are for indicating only however qty/ size may vary at site condition to maintain the earth resistance 1 ohm. The contractor shall quote rate by considering all factors.

(iii) Rate of earth energizer compound of 25 Kg of 02 bags and earth resistance reducing liquid 10 litre per cane for each pit deemed to be included in the quoted rate.

(iv) Resistivity of earth energizer compound and resistance reducing earthing liquid shall be certified by any NABL accredited lab carried out as per IEC-62561-7 read with ASTMG57-06, CI-3.4A and the certificate of same shall be submitted by the contractor before commencement of work.

(v) Earthing shall be tested after completion of work by the contractor in presence of Engr-in-charge, user and proper record shall be maintained duly signed by all concerned. After testing if the desired earth resistance of less than 1 Ohm is not obtained, the earthing will be redone at no extra cost to Govt. till desired result is obtained.

(vi) Earth resistance tester will be provided by the contractor. Tester should be calibrated from authorised company/ lab.

(vii) The contractor shall give a written guarantee of minimum three years for maintaining the earth resistance less than 1 Ohm after certified date of completion.

(viii) No further maintenance or periodic watering or recharge shall be required in earthing during its guarantee period of over 03 years in all type of soil including soft/ disintegrated or hard rock.

(ix) During the guarantee period, if earth resistance is not maintained less than 1 ohm the contractor has to redo or rectify at no extra cost to Govt till desired result is mainained.

(x) A security deposit of value equal to 2.5 % of the rate quoted for chemical earthing per each earthing shall be retained from payment due to the contractor for the guarantee period.

(xi) Earth enhancing material should not leach into the adjacent soil or underground water channels and its PH valve should be in neutral range complete all as specified and as directed. It should solidify when mixed with water and set like concrete.

(xii) The electrode shall carry manufacturer's name .

(xiii) The connection clamp shall be permanentlly welded to the copper bounded rod to avoid any kind of connectivity loss,.The pre-welded copper bounded rod shall not need any additional clamp for termination.

(xiv) Copper strip of size 20 x 3 mm should be fixed on proper post insulator at the instrument end ( The rate of earthing strip up to 7.5 Mtrs is included in the quoted rate)

(xv) The acceptable earth resistance at earth busbar/ test point shall not be more than 0.1 ohm.

(xvi) The contractor shall submit CPRI India certified document for copper bonded rod to ensure genuity of material.

(xvii) Sign board of mild steel 2 mm thick duly painted with two coats of synthetic enamel paint over a coat of red oxide Zinc chrome primer showing result of earthing should be fixed near the earth pit after completion as directed by engr -in- charge.

(xviii) Earth work such as auguring and making good the surrounding area shall carried out in any type of soil.

M&L Earth pit cover made of heavy duty poly plastic of high grade polypropylene tested and certified by any NABL accredited lab for load bearing capacity not less than 9.2 tonnes with top dia not less than 250mm, bottom dia not less than 330 mm and height not less than 260 mm dia for each electrode pit complete all as specified and directed. Make : Model SEPC 250 of SAFE TRODE/ Electrogrip Model EGTEK3LC of ISG Global or equivalent in ERICO. Note :- The contractor shall submit load bearing capacity certificate from the manufacturer.

S&F XLPE insulated, screened, PVC Bedded, galvanised steel strip or wire armoured, electric power cable heavy duty with aluminium condutor 1100Volts grade cross sectional area 6 Sqmm 2 core laid in trenches /ducts/fixed to wall/pole/ inside panel/ drawn through pipe including cable glands and terminal sockets, taking down existing cable etc all as specified and directed. Note : Excavation and earth work shall be measured and paid seperately. Make : KEI/ Havells/ Polycab

Removing excavated materials not exceeding 50m distance and depositing where directed at level not exceeding 1.5 m above the starting point complete all as per specified and as directed.

Riddling Sand obtained from excavation for cable protection 8cm under the cable and 15cm above the cable in trench and get the thick layer of 18cm after ramming complete all as per specified and as directed. Note :- In case sufficient sand not obtained from excavation, the rate is deemed to be inclusive for additional qty of sand required to be obtain from out side MD land as directed by the Engineer-in-Charge.

S&F Fly ash bricks using modular bricks as in cable protection cover including taking down existing bricks of any size complete all as per specified and as directed.

Supply and fix GI pipe 40 mm bore light grade for cable protection complete all as specified and as dierced by Engr-in-Charge. Make : Tata, Jindal, Surya Prakash

M&L Wiring complete with 1.5 sqmm single core PVC insulated, unsheathed FRLS 1100 volts grade,FRLS cable and incl stove enamelled steel conduit with accessories in wall/roof/ceiling/hangar steel frames etc including 1.5 sqmm PVC insulated, unsheathed copper conductor multistranded cable 1100V grade as earth continuity conductor & connecting to common earth dolly for one light point controlled by one switch complete all as specified and as directed

S&F Switch flame proof rotary type with termination box in LM6, 16A, single pole 250V complete all as specified and as directed. Make :- Sudhir, Bajaj, Baliga

S&F flame proof LED light fitting 2x16 Watt , CMRI certified recommended for gas/ vapor group of IIA & IIIB, Zone 1 & 2 and IP 65 protection with die cast aluminum housing with heat resistant toughened glass with LED tube light fixtures driver, holders, connector etc. Complete with all accessories prewired and including connecting up with three core flexible copper conductor cable with suitable size complete all as specified and as directed. Make :- Sudhir, Bajaj, Baliga

S & F Low voltage surge protector, 3 phase, 50 KA, Class I, complete alla s specified and directed. Make : Cat Pt No 412277 of Legrand or equivalent of Schnieder, Siemens,L&T

S&F factory made powder coated distribution board SP & N 4 way, double door including bus bar, Neutral bar, standard DIN rail, earth bar complete all as specified and conforming to IS: 8623 all as specified. Make :- Siemens/ ABB/ Legrand

Supply and fixing metal clad switch socket triple pole and neutral enclosure with a three pin and earth plug and socket complete with one triple pole MCB 63A, 415 V complete all as specified and directed. Make : Legrand or equivalent of Schnieder (Multi -9) or Siemens/L&T (Hegar).

M&L for sub main wiring with PVC insulated unsheathed FRLS cable 1100 volts grade multi stranded copper conductor cable 4 runs of 6 sqmm drawn through in and incl suitable size PVC casing capping and all accessories fixed to wall/floors along with 2 runs of 6 sqmm PVC insulated unsheathed copper conductor multi stranded cable 1100V grade as earth continuity conductor and connected to common earth dolly complete all as specified and directed. Note: (a) 4 runs of 6 sqmm cable along with 2 runs of 6 sqmm cable for earth conductor casing capping shall be measured as one length. (b) Connections of cables with MCBs or bus bars shall be done through appropriate size brass/copper thimbles. Make:- Havells/ Polycab/ Plaza.

M&L for sub main wiring with PVC insulated unsheathed FRLS cable 1100 volts grade multi stranded copper conductor cable 2 runs of 4 sqmm drawn through in and incl suitable size PVC casing capping and all accessories fixed to wall/floors along with 1 run of 4 sqmm PVC insulated unsheathed copper conductor multi stranded cable 1100V grade as earth continuity conductor and connected to common earth dolly complete all as specified and directed. Note: (a) 2 runs of 4 sqmm cable along with 1 run of 4 sqmm cable for earth conductor casing capping shall be measured as one length. (b) Connections of cables with MCBs or bus bars shall be done through appropriate size brass/copper thimbles. Make:- Havells/ Polycab/ Plaza.

Supply and fix metal clad switch socket single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB 20A concealed in walls. Make : Legrand or equivalent of Schnieder (Multi -9) or Siemens/L&T (Hegar)

Supply and fixing single pole MCB 6 to 32 Amps, 240 v, 50 Hz AC suitable for ‘C’ curve, 10 KA breaking capacity conforming to IS 8828 of 1996 complete all as specified and as directed Make/Model :- Legrand Cat Part No 408587 to 408595 or equivalent. of Schniede, Siemens.

Taking down carefully by dismantling existing unserviceable frills/diffusers for supply air duct and return air duct including replacement of the same made out of CRCA sheet 1.2mm thick with suitable colour black/cream etc adjustable type of size 630 x 630mm (with flow regulating arrangement) complete all as specified and as directed. Make : Microflow/ 3C Air Eqpts/ Deepak cooling control.

Taking down carefully by dismantling existing damaged GI sheet with TDF flange rectangular / square duct made out of 'L'shaped hollow profile, duly factory boxed, including all accessories such as Corner, cleat, carriage bolt, Gasket and appropriate sealant on longitudinal joints etc complete of 20 Gauge complete all as specified and as directed.

Note for Item No 99 & 100:- (i)The quoted rate deemd to be inclusive for making necessary openings in the existing brick walls for the installation of supply and return air ducts as the air conditioning is to be carried out in the existing building and the openings shall be finished properly and matched with surrounding colour.

(ii) The serviceable GI sheets shall be stacked properly duly cleaned for reuse.

All as per item No. 100 here-in-before but of 22 Gauge.

Supply, assembly and erection of GI sheet with TDF flange rectangular / square duct made out of 'L'shaped hollow profile, duly factory boxed, incl all accessories such as Corner, cleat, carriage bolt, Gasket and appropriate sealant on longitudinal joints etc complete of 20 Gauge complete all as specified and as directed.

Note for Item No 104:-The quoted rate deemd to be inclusive for making necessary openings in the existing brick walls for the installation of supply and return air ducts as the air conditioning is to be carried out in the existing building and the openings shall be finished properly and matched with surrounding colour.

All as per item No. 104 here-in-before but of 22 Gauge.

Relaying of dismantled serviceable GI sheet of 20 gauge with TDF flange rectangular / square duct made out of 'L'shaped hollow profile, duly factory boxed, incl all accessories such as Corner, cleat, carriage bolt, Gasket and appropriate sealant on longitudinal joints etc complete all as specified and as directed complete all as specified and as directed.

Note for Item No 107:-The quoted rate deemd to be inclusive for making necessary openings in the existing brick walls for the installation of supply and return air ducts as the air conditioning is to be carried out in the existing building and the openings shall be finished properly and matched with surrounding colour.

All as per item No. 107 here-in-before but of 22 Gauge.

Material and labour for duct insulation 50 mm thick with resin bonded fibre glass wool roll of density 24 Kg/Cum, with factory laminated aluminium vapour barrier, thickness of insulation complete all as specified and as directed and including the following :- (a) M&L for cleaning the duct surface (to be insulated) by scrapping carefully with wire brush etc to make the surface completely free of millscale, dirt, dust, grease and other foriegn materials, taking special care so that all duct joints are sealed against any leakage. (b) M&L for applying rubber based adhesive CPRX compound. (c) M&L for sealing of all longitudinal joints and circular overlaps with and including Aluminium foil tape 50 mm wide, to make the insulation leakproof. (d) M&L for securing the insulation with and includiing mechanically fastened nylon/steel straps of size 12 mm/50 mm at maximum intervals of 1.2 m.

M & L for underdeck insulation (insulating material shall conform to BS 476 Part 4,5, 6 & 7) for RCC roof with bonded fibre glass wool of density 48 Kg/Cum, 75 mm thick, suitably factory laminated with aluminium foil having flange on one side, backed up by scrim and kraft paper complete all as specified and as directed and comprising of the following:- :- (a) S & F 50 x 50 mm or 75 x 75 mm slotted angles 50 mm wide, fixed to the ceiling by means of rawl plug 600 mm centre to centre. (b)Supply and draw GI tie wire 22 Gauge from vertical slots, for holding the insulating material in position with and including GI washer. (c) S & F aluminium foil, adhesive tape 50 mm for realing of aluminium foil flanges. (d) Providing additional support to the insulation with and including chicken wire mesh of size 12.5 mm x 0.51 mm (24 SWG) hexagonal construction, stretched firmly over the insulation and fixed.

Supply and fix 22 gauge GI duct damper including taking down carefully by removing existing unserviceable GI duct damper as directed.

supply and fix Volume control damper for supply air including taking down carefully by dismantling existing unserviceable item of the same as directed .

Supply and fix canvas connection for damper and duct for supply air and return air including taking down carefully by removing existing unserviceable canvas as directed.

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

M&L for exposed metal frame ceiling with 8mm thick calcium silicate board of siliceous and calcareous material reinforced with cellulose fibre for fixing in 600mmX600mm grid complete all as specified and directed. Note:-Frame work for ceiling shall be measured and paid separately under relevant item

S&F Anodised aluminium snap grid frame work for false ceiling of size of grid 605X605 mm including Hangers 6 mm dia. G.I. (upto 1200mm length) adjusting level fixed to roof slabs by means of ceilling cleats made out of G.I. flat 40 x 3 mm size 60mm long and expansion hold fasteners 12.5mm dia. 40mm long complete all as specified and directed.

Supply, fixing, installation, testing and commissioning of Indoor type LT Panel Board feeder pillar box (CPRI Approved) totally enclosed floor mounted outdoor type weather and vermin proof made out of MS sheet 3.15 mm thick duly painted with 2 coats of enamel paint over a coat of red oxide primer including taking down existing panel complete all as specified and directed. The LT panel consisting of the following items :- (a) TPN aluminium bus bar 150 Amps, 35KA - 01 set (b) MCCB Four Pole 100 Amps, 25 KA - 01 No (c) MCCB 4 pole 63 Amps, 25 KA-2 Nos (d) Digital Multifunction Meter to measure Volt, Amps, PF etc. for three phase, with CT-1 No (e) LED indication lamps with backup MCB for 3 phase supply –1 set. (Make of switch gear :- L&T, Schnieder, ABB). Make of LT Panel/ FPB shall be as mentioned in list of makes (PS)

Note for item No 118:- The above switch gears and mounting the panel board shall be mounted on ground with PCC (1:3:6) bedding upto a height of 45 cm above ground level. The quoted rate deemed to be inclusive for PCC eath work for foundation and necessary formwork etc.

Supply and fix automatic fire damper in GI duct for HVAC AC system.including taking down carefully by removing existing unserviceable fire damper damper as directed.

Supply, install, commissioning and testing of Air cooled Scroll chillers with stepped capacity control, comprising of scroll type compressors, DX evaporator, shell and tube condenser, suitable expansion device suitable for operation on R-22/R-407c/R-134(a) refrigerant as per existing chiller and nominal capacity of 30 TR including taking down of unserviceable item of same and deposit in MES store yard complete all as specified and directed.

Note for Item 121:- (a) The Quoted rate shall be deemed to be inclusive for foundation with Plain cement concrete 1:2:4, Type B-1 using 20 mm graded stone aggregates and earthwork for the foundation.

(b) The length and breadth of the foundation shall be 500 mm beyond from the respective Compressor size around.

(c) The Height of the foundation base concrete shall be 200mm, ie, 100 mm below and 100 mm above the ground level.

(d) Interconnecting power and control cable between installed Compressor control panel and existing LT panel shall be done by the contractor.

(e) The cable shall be ISI marked PVC insulated, armoured cable (FR Grade), with copper conductor rated voltage 1100 volts.

Supply, install, testing and commissioning of wall mounted star rated hi-wall invertor split AC units indoor/outdoor of capacity 1.5 TR complete with cordless remote control unit and with in built air ioniser and Plasma filter for better indoor air quality with minimum 5 star rating and EER 3.2.of capacity complete all as specified and as directed. Make :- Blue star, Voltas, Hitachi

Supply and fix Voltage stabilizer for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 150 V to 285 V with output voltage stabilized at 230 V with accuracy of +/- 2.5% and of capaciy 4 KVA complete all as specified and as directed. Make - V-Guard Model No VG 400 or equivalent in Microtek/ AE

Supply and fix metal clad switch socket single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB 32A in walls. Make : Legrand or equivalent of Schnieder (Multi -9) or Siemens/L&T (Hegar)

Supply and fixing on distribution boards, single pole MCB 10 to 32 Amps, 240 v, 50 Hz AC suitable for ‘C’ curve, 10 KA breaking capacity conforming to IS 8828 of 1996 complete all as specified and as directed. (Make/Model : Lexic MCB of MDS Legrand Cat No : 408590 to 408595 or equivalent. of Schnieder Siemens/L&T

Sreekrupa Enterprises