8108/E8 PROVN OF CYCLE SHED AND HARD STANDING NEAR BARRACK NOS 4, 5 AND 6 AT OTA AND SPL REP TO LT PANELS AND CONNECTED CABLES NEAR CHANAKYA AUDITORIUM AND SQUASH COURT BORE WELL AT OTA CHENNAI UNDER GE STM

Amount

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

Surface excavation n.exc 20cm deep and getting out in hard dense soil

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

Plain Cement concrete 1:4:8 type D-2 as in foundations, filling and mass concrete

Plain Cement concrete 1:2:4 type B-2 as in foundations, filling and mass concrete

Steel work in tubular trusses with cleats, bolts, nuts and special shaped washer etc. including necessary welding complete using ERW or induction butt welded tubes conforming to I. S.1161- 1979 grade St.-240

Mild steel plate girder or single stanchions/ post, built up of one beam or channel section with flange plates, caps, bases, splices, angle brackets, cleats and other connections using Fe 410-w grade E-250, quality A

Pre- painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm thick in curved shape (suitable for Arc ) of an colour having tensile strength of 550 Mpa as in roof covering /cladding to wall, fixed with self tapping screws as specified

Hardcore of gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface

75mm thick Plain Cement Concrete type D-2, 1:4:8 (40mm graded aggregate) as in sub base

50mm thick quarry dust cushioning as in under layer for tiles/ paver block

Machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 80mm thickness & M-40 Grade

Mild steel Hand rails, half round or other stock section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embedding in concrete and screwing etc. wind ties for roof including securing bolts; 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

Two coats of synthetic enamel paint over a coat red oxide primer incl preparing steel Surfaces of any description, over 10cm in width or girth, not otherwise described

All as per item No 13 here-in-before but n.exc 10cm in width or girth when unconnected with other painting or when painted in a different tint

Removing excavated material n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point

PCC 1:3:6, type C1 using 20mm graded stone aggregate as in kerbs including necessary form work etc.,

75mm thick Plain Cement Concrete type C-2, 1:3:6 as in plinth protection including necessary form work etc.,

Bituminous mastic filling 12mm thick and 30mm deep, with 80/25 bitumen and coarse sand mixture1:3 by weight as in plinth protection

Excavating in trenches not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth for foundation of stays & Poles, laying of cables etc and getting out in soft / loose soil all as specified and directed.

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

Removing excavated material/ surplus soft / loose soil not exceeding 50 metres and depositing where directed at a level not exceeding 1.5 metre above the starting point all as directed.

Supply, lay / spread in trenches, sieving sand including cleaning, spreading, levelling, punning for laying /cushioning of cable all as specified and as directed. Note: Punned thickness shall be measured and paid.

Supplying and laying reinforced precast concrete cable cover, class LV, Type 1, flat, size 250 mm x 150mm x 40mm complete including removing old bricks from trenches and taken as schedule of credit.

Plain Cement concrete Type D2 1:4:8 (40mm graded aggregate) in foundations, filling and mass concrete including nescessary form work.

Disconnecting and taking out the old unserviceable LT UG cable in trenches, wall & poles and taken as credit including supply and Laying in trenches / poles / wall etc LT UG Cable XLPE insulated, armoured, heavy duty with multistranded aluminium conductor, 1100 volts grade conforming to IS specifications and of the following sizes:-

(a) LT UG cable 3.5 core 35sqmm

(b) LT UG cable 3.5 core 50sqmm

Supply and lay in repairs steel tubes, 'light grade' galvanised, with all fittings; of bore of tube 50mm laid in trenches for drawing cables under road/drain crossings etc all as specified and directed

Flat PVC Insulated and PVC sheathed industrial submersible water proof cable for submersible pump motors 1100 volts grade, 3 core, cross sectional area 6 sqmm connected with necessary ferrules / water proof joint complete all as specified and as directed.

Taking down old UNSV LT Panel & supply, install, test & commissioning LT panel out door, floor mounted/pedestal type, cubical, self supported,CPRI approved ,front and rear openable , double door hinged type with locking arrangement and slopping top canopy ,suitable ventilations on both sides with wire mesh, IP-52 protection with dust and vermin proof etc.fabricated out of 3.15 mm CRCA sheet duly powder coated with 7 tank chemical process, mounted/fixed on and including MS angle iron stand of 1.0 mtr height (50 cm above FFL and 50 cm below FFL) ,fabricated out of 50x50x6 mm thick MS angles duly painted with black enamel synthetic paint over a red oxide primer duly grouted in PCC 1:3:6 foundation, control wiring copper stranded PVC insulated FRLS cables not less than 1.5 sqmm, suitable size/capacity of copper strips for switch gear connection from main bus bar, earth bus strip of 32x6 mm size for entire length of panel ,suitable size of MS gland with gland plate and aluminium lugs/thimbles for all incoming/out going cables etc.complete all as directed by Engineer-in-Charge and accommodating the followings:-

Taking down old UNSV LT Panel & supply, install, test & commissioning LT panel out door, floor mounted/pedestal type, cubical, self supported,CPRI approved ,front and rear openable , double door hinged type with locking arrangement and slopping top canopy ,suitable ventilations on both sides with wire mesh, IP-52 protection with dust and vermin proof etc.fabricated out of 3.15 mm CRCA sheet duly powder coated with 7 tank chemical process, mounted/fixed on and including MS angle iron stand of 1.0 mtr height (50 cm above FFL and 50 cm below FFL) ,fabricated out of 50x50x6 mm thick MS angles duly painted with black enamel synthetic paint over a red oxide primer duly grouted in PCC 1:3:6 foundation, control wiring copper stranded PVC insulated FRLS cables not less than 1.5 sqmm, suitable size/capacity of copper strips for switch gear connection from main bus bar, earth bus strip of 32x6 mm size for entire length of panel ,suitable size of MS gland with gland plate and aluminium lugs/thimbles for all incoming/out going cables etc.complete all as directed by Engineer-in-Charge and accommodating the followings:-

Removing of old earthing including earth plate and M&L for Earthing complete with GI earth plate electrode 600 mm x 600mm x 6 mm thick buried directly in ground vertically to a depth not less than 2.25 Mtr below ground level with the top edge of earth plate at depth not less than 1.5 Mtr below ground level connected to galvanised iron earth strip 25x4 mm by means of bolts, washers ,watering pipe 20mm dia, medium grade GI pipe, with welded funnel and wire mesh and 40mm dia medium grade GI pipe with fitting as protection pipe for strip from plate electrode to test point /plant/machineries etc. including necessary excavation and earth work in any type of soil, salt, charcoal dust, concrete pit in PCC (1:3:6) type C-I having outer dimension 60cmx60cmx60cm and internal dimension 30cmx30cmx30cm, pre-caste RCC 1:2:4 type B-1 cover slab of size 350x350x50mm reinforced with 8mm dia deformed bares @15 cm centre to centre both direction and 10 mm dia MS handle of suitable size charcoal or coke and salt in alternative layers, necessary earth work in soft/loose soil all as shown in electrical plate No 3 of MES Schedule Part I and testing complete all as specified and as directed.

SRI VISHAKHA ENTERPRISES (BID ID -3098705)

Raju Builders (BID ID -3113809)

S.M.ELECTRICALS (BID ID -3097618)

G.JANAKIRAMAN CO (BID ID -3098303)

Sri Lakshmi and Company (BID ID -3099252)

ASHWIN ASSOCIATES (BID ID -3098507)