IMPROVEMENTS TO TECHNICAL FACILITIES AT HANGER BUILDING FOR MINISAR ANVESHA AT LRDE BANGALORE

Amount

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

Dismantling structural steel work including doors, gates, railing etc. but excluding framed truss etc.complete all as specified and as directed.

Framed work as in doors or gates of angle or other section with 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 of Fe 410-W (Grade E-250) quality A complete all as specified and as directed.

Mild steel, plain, black sheet 1.00 mm thick in hearths , covering to door shutters, covering to door chowkats ( frames ) chullah hood , water tanks , water troughs , ducts, urinal troughs and funnels, etc. cut to size, edges beaded if directed, holes punched, including round headed screws, clout nails or rivets and fixed to wood or steel members, etc., with plain 40 mm lap joints or welded/ riveted seams including bending, turning up, mitred angles, stopped ends, outlets, etc. as required all as specified and as directed.

Material and labour for 150 mm thick Plain Cement Concrete in (1:2:4) mix, type B2, using 40 mm graded stone aggregates, as in hardstanding complete all as specified and as directed.

Finishing surface of concrete roads, pavements by brooming all as specified and as directed.

S & F rolled mild steel joints, channel,angle,or tee sections, fixed independently, without connecting plates, etc.(cut to ordinary lengths i.e. within 20 mm of the length indicated ) using steel sections of Fe - 410-W (Gde-E-250) quality "A" all as specified and as directed.

S & F 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 pices,cleats etc.using sttel sections of Fe - 410-W (Gde-E-250) quality "A"all as specified and as directed.

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 of suitable dia , length of bolt exc 15cm but not exceeding 22.5 cm long all as specified and as directed.

S & F rolled mild steel Plates ( Plain or chequered ) channels, square cut or notched (ordinary and counter sunk ) forming holes, without any attachment, with Fe - 410-W (Gde-E-250) quality "A" steel all as specified and as directed.

Forming 12 mm thick expansion joint filled with pre- formed bitumenous filler and top 30mm primed and sealed with sealing compound Grade 'A', thickness of concrete slab 150mm all as specified and as directed.

Forming contraction (Dummy) joints 65mm deep x 10mm wide, filled with sealing compound Grade 'A' all as specified and as directed.

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

Material and labour for, Plain Cement Concrete in (1:2:4) mix, type B2 ,using 40 mm graded stone aggregates as in foundation, filling and mass concrete including necessary formwork if required complete all as specified and as directed.

M & L for laying Roof tiles, Mangalore pattern, interlocking at side joints, laid dry all as specified and as directed.

M & L for laying Ceiling tiles, Mangalore pattern, interlocking at side joints, laid dry all as specified and as directed.

Preparation of new steel surfaces exceeding 10 cm in width or girth, applying two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer complete all as specified and as directed.

Supply and fix MS framed work of steel sections for fixing of cladding any type, cut to shape, drilled and countersunk for screw, including bending and welding angles, including necessary MS bolts and nuts for fixing, conforming to Fe.290.Gde-E-165 including necessary scaffolding complete all as specified and as directed.

Supply and fixing, 3 mm thick coloured ACP (aluminimum composite panel) sheet of make as approved by GE, for cladding fixed to MS frame work including filling joints as per manufacturers and Engineer-in- charge instructions, carrying out the work upto 15 Metre height including necessary scaffolding complete all as specified and as directed.

Material and labour point wiring with 1.5 sqmm FRLS grade single core PVC insulated, unsheathed, 1100V grade copper multistranded conductor for surface type in and including new PVC conduit of any size, complete with all PVC conduit and accessories/ fittings, brass screws, washers etc, along with modular suitable factory made sunken boxes / modular PVC boxes, surface/ concealed including all cutting/chases as applicable etc to accomodate modular plates, covers modular switches & sockets etc in walls and including PVC insulated copper earth continuity conductor 1.5 Sqmm FRLS cable green colour connected to common earth dolly complete all as specified and directed by Engineer-in-charge for one light point controlled by one, one way switch 5/6 Amps complete all as specified and as directed.

All as per Serial Item No 20 here-in-above, but socket outlet 5 Amps, fixed on independent board.

All as per Serial Item No 20 here-in-above, but socket outlet 5 Amps, fixed on same board with other switches.

All as per Serial item No 20 here-in-above but with copper conductor cable FLRS 2.5 sqmm for one 3 pin socket outlet,15 Amps and including provision of 2.5 Sqmm PVC insulated copper conductor FRLS cable as earth continuity conductor green colour on independent board complete all as specified and as directed by thre Engineer-in-charge.

Supply and fixing modular switch piano flush type, single pole one way, 10 Amps, complete all as specified and as directed by thre Engineer-in-charge.

Supply and fixing of modular socket outlet 5 pin, multi purpose, 5 Amps, flush type, complete all as specified and as directed by thre Engineer-in-charge.

Supply and fixing modular switch piano flush type , single pole, one way, 16 Amps, complete all as specified and as directed by thre Engineer-in-charge.

Supply and fixing of modular socket combination outlet 6 pin, 5&15 amps ,multi purpose, flush type, universal pattern 230 v ,complete all as specified and as directed by thre Engineer-in-charge.

Supply and fix ceiling rose, surface bakelite, three terminal of size 50x 24 mm ,240 Volts AC, complete all as specified and as directed by thre Engineer-in-charge.

Supply and fixing LED ceiling mounted surface type, full lit luminaire with glare free uniform illumination 36 W 2 ft x 2 ft (>100 Lumen/Watt) illumination suitable for ceiling, operating voltage between 140 - 270 V, AC, 50 Hz, PF >= 0.95,THD<10%, CCT 5700K, CRI >= 80 and Driver Should be Constant Current LED Driver with 2.5 KV Surge, Driver Efficiency >85%, Driver having High Voltage, Short Circuit Protection and Driver Should be with BIS Certified with R number, integral drivers, prewired and connecting with 3 Core 1 sq mm sheathed copper flexible cable complete all as specified and as directed by thre Engineer-in-charge. Make : Crompton Greaves CAT No LCTLSWE-36-FO-CDL-24-FO-CDL or equivalent approved model in Philips/ Wipro/Bajaj /Havells as approved by GE,

Material and labour for submain wiring with two single core PVC insulated cable copper conductor multi standed of size 6.0 Sqmm FRLS, including one 6 sqmm copper cable as earth continuity drawn through in and including new PVC non mettallic rigid conduit/casing of suitable size concealed/surface type including all accessories complete all as specified and directed by Engr-in-charge. NOTE: - Two run of 6.0sqmm cable , one run of 6.0 sqmm cable and one run of PVC conduit shall be measured as one length.

Supply and fix, MCB DB SPN 8 way (Horizontal), double door with Sheet metal enclosure, flush mounted, prewired, 240 V, AC, 50 Hz, Factory made, powder coated, IP-42 protection conforming to IS-13032 universal mounting with manufacturer's recommended rated copper bus bar, neutral link, earth link, earthing studs, detachable gland plates with knockouts on both sides, etc complete all as specified and as directed. .

Supply and fix MCB SPN 40 Amp 240 Volts 10 KA C curve complete all as specified and directed by Engr-in-charge.

Supply and fix MCB SP 6 to 32 Amp 240 Volts 10 KA C curve complete all as specified and directed by Engr-in-charge.

Supply install testing and commissioning of Silent Diesel Engine driven generating set of capacity 160 KVA / 128 KW, BHP not less than 196.5, 415 Volts, 3 phase 4 wire, 6 Cylinder engine coupled to alternator and other all components, Battery 12 V - 01 No, water cooled, metering panel etc in and including manufactureres factory made Standard AMF panel suitable for Indoor mounted as per site requirements, manufacturer's factory made accoustic enclosure as per latest ISI standards, CPCB - II norms complete with PCC foundation in 1:2:4 mix, ratio below ground level and above ground level all as per manufactureres recommendations in and including 0.3 mtr all around the DG set and height of foundation minimum 0.3 mtr from GL complete all as directed by Engineer-in-charge. Note - (1) Altrernator Make shall be same as the engine make or strictly as per engine manufacturer's recommended make from any the undermentioned makes . Warranty for the both engine and alternator is the responsibility of the contractor . Engine Make - Cummins/Kirloskar Electric Co. Ltd./ Ashok Leyland/ Greaves Cotton/ Caterpillar. Alternator Make - Kirloskar/Stamford/Jyothi/Crompton Greaves/Alstrom/ Bharat Bijilee . (2) The LT UG cable as required from EB Source to DG AMF and DG AMF to LT panel shall be measured and paid separately (3) Exhaust pipe, MS work as per site requirements other than standard DG set exhaust shall be measured and paid separately under relevent item here-in-under.(4) The quoted rate is inclusive of testing of DG set at site ,as specified, by IEM for 12 hours including arrangement of load bank and DHPP as per ground requirment.

Supply, fixing/ installation and testing MS class 'C' exhaust piping 150 mm dia with necessary flanges,gaskets and fasteners complete as per site requirement / as per the approved DG manufacturer's recommendation all as directed by Engineer-in-charge.

Supply and fixing, M S structural support using MS sections such as angles, channel etc conforming to Fe.290.Gde-E-165 for exhaust pipe complete as per site requirements all as directed by Engineer-in-charge.

Supply and fixing of 150 mm MS exhaust pipe bends all as per site requirements for here-in-above items complete all directed by Engineer-in-charge

Supply and fixing of aluminium cladding for 150 mm MS exhaust pipe using 0.45mm aluminium sheet including cotton wool insulation all as per DG set manufacturer's recommendation for here-in-above items complete all directed by Engineer-in-charge

Material and labour for earthing Complete with GI earth plate electrode 60cm x 60cm x 6 mm thick buried directly in ground earth pit not less than 2.25 M deep below normal ground level and complete earth plate connected to GI strip of size 32 x 6 mm by brazing only earth strip protected with light grade GI Pipe 50 mm dia bore from earth plate electrode including 20mm bore water pipe medium grade GI Tubing including GI Funnel,wire mesh. alternate 5 layers of charcoal & salt crystal including excavation in strata, refiling and removal of the excavated soil and depositing at the place where directed,PCC Pit in PCC (1:3:6) type C1 using 20 mm graded stone aggregate , RCC (m) Cover 40 mm thick in RCC (1:2:4) type B 1 using 20 mm grade aggregate reinforced with 8 mm dia TMT bars @ 7.5 mm c/c both ways including suitable RCC Pit cover etc watering the earth pit to acheive earth resistance below 02 Ohm incl testing complete all as specified and directed by Engineer-in-Charge. Note :- (i) GI strip 32 x 6 mm,GI Tubing 50 mm light grade upto 7.5 mtr deemed to be included in the rate quoted by the contractor. (ii) Quoted rate deemed to include necessary earth work, PCC chamber, RCC cover, renforcement, removal of surplus soil , site clearance etc.

Material and labour, Galvanized earth strip of size 32 x 6 mm earth continuity or main earthing lead fixed to Wall/ trenches /ducts / buried in ground (beyond 7.5 m through Galvanized iron pipe including necessary clamps, nuts, bolts, etc., and connecting up complete all as specified and as directed.

Supply and Fixing on walls / pole with clamps / laid in trenches, 50 mm bore Galvanized iron tubing, light grade, as earth strip protection, complete all as specified and as directed.

Supply and fixing of synthetic Rubberized insulated mats, 2 mm thick, of size 2 m x 1 m, suitable to resist electric shock safety for voltage up to 3.3 KV as per IS 15652-2006 (superceding IS 5424), complete all as specified and as directed.

Supply and laying 1100 V XLPE LT cable, insulated, screened, bedded galvanized steel strip armoured heavy duty with aluminum conductor, of cross sectional area 185 sq mm 3.5 core with cable protection works (as applicable) laid in trenches/ ducts/ fixed on pole/ wall/ laid under road/ path/ culvert/ drains/ encased in pipe, including necessary lugs, jointing and testing complete all as specified and as directed.

Excavation in trenches not exceeding 1.5 m deep and not exceeding 1.5 m wide and getting out in soft / loose soil all as directed.

Cutting of bituminous road / PCC floor not exceeding 1.5 metre wide and not exceeding 1.5 metre deep for taking up existing cable, relaying of old cable near panels and laying of new cable/ GI Pipe making good etc with PCC 1:3:6, type C-1 complete all as specified and directed by Engineer-in-charge. Note : PCC 1:3:6 shall be seperately measured and paid under the respective item of the work.

Material and Labour for PCC 1:3:6 type C-1 using 20 mm graded stone aggregrate for mass filling and finished as directed complete all as specified.

Returning and filling in, soils, including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick all as directed.

Removing excavated surplus soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as directed.

Supply or Screening excavated earth (passing through 12 mm square mesh), laying riddled earth in trenches for cable protection, under and above Cable all as specified in SSR Part - I (Clause No 19.75) and as directed by Engineer-in-Charge. Note : Punned thickness of riddled earth of 18 cm will be measured and paid.

Material and labour for laying of burnt bricks sub class `B’ bricks of size 230 x 115 x 75 mm, laid in trenches for cable protection all as directed and specified

Supply and Fixing on walls / pole with clamps / laid in trenches, 80 mm bore Galvanized iron tubing, light grade, as cable protection, including necessary fittings complete all as specified and as directed.

Supply, fixing, testing and commisioning ON LOAD change over switch cap 400 Amps, 415 volt, 4 pole, in sheet metal enclosure suitable for site requirements complete in and including suitable size MS stand of 300 mm from GL including necessary grouting works, PCC work, addn / altn to existing / proposed cables connections IN/OUT all as directed by Engineer-in-charge.

Chemical earthing for machinery / equipment complete with using copper electrode of 76 mm dia pipe, 0.254 cm thick, 3 m long with internal copper strip of size 50 mm x 6 mm etc., burried directly in ground vertically using hand boring for excavation of 100 dia hole in hard/dense soil up to a depth not less than 3.15 m below ground level and inserting electrode and connected to external copper strip by means of copper nuts, bolts, check nuts, washers etc. of copper, excavation and earthwork, Plain cement concrete chamber using 1:3:6 type C1 (using 20 mm graded stone aggregate), 40 mm thick RCC cover slab (1:2:4), reinforced with 6 mm dia MS round bars @ 15 cm c/c both ways for cover and MS frame etc., complete all as specified and as directed including testing on completion comprising of the following items of given specifications. Note - The contractor is responsible for arranging a visit of chemical manufacturers/ technicians on the site before placing a order to firm for achieving IR value of earthing less than 1 Ohm complete all as directed by engineer-in-charge, The specifications of eletrode, structural specifications and Technical specifications are as under :-

Item no. 53 contd :- NOTES :- (i) Electrode shall be maintenance free copper bounder, copper bounded, copper bounded strip shall be placed centrally inside the electrode, ii) Space inside the electrode should be tightly filled with crystalline conductive mixture containing natural elements and compounds, iii) Structural Specification :- a) Electrode Diameter - 76 mm b) Electrode Length - 3000 mm c) Thickness - 0.254 mm d) Internal Copper Strip Size - 50 mm x 6 mm, e) Connection terminal Die - 14 mm x 02 mm (C) f) Material of Construction - Copper bonded (Copper purity not less than 99.9%) g) Copper Bonding - 120 - 150 micron h) Compound filled - Crystalline mixture, i) Quantity of minimum backfill earthing compound - 40 Kg iv) Technical Specifications :- a) Conductive concrete must be environmentally neutral b) It must set up in situ to form a solid and must not leach, dissolve or migrate into soil or water, c) May installed dry or mixed with water to form slurry for horizontal or vertical applications, d) The material must be maintenance free and not require recharging of any kind i.e., watering, chemical or salts, e) The material must have a dry resistivity of less than 10 Ohm-cm and an ability to reduce corrosion by at least 80%, f) The IR value must be less than 1 Ohm

Solar Electricals and Electronics

Sahara Engineers

M/S Suresh Raju

Meghana and Gowda Enterprises

B5BUILDING SOLUTIONS

Lucky Enterprises

S M Shetty

UNIVERSAL ENGINEERING