PROVISION OF VIEW CUTTERS AT VULNERABLE LOCATIONS ALONG THE PERIMETER WALL AND SPECIAL REPAIRS FOR REPLACEMENT OF UNSERVICEABLE LT UG CABLE FROM ATC SUBSTATION TO ADMIN BLDG AT ARAKKONAM

Amount

Cutting the bushes, weed, trees and stems of trees including cutting down trees up to 30 cm girth and disposal of rubbish material to a distance n.exc 50m from site and clear for access the compound / grill fenceing, wall (1.00m both side of compound ) for compound grill / fenceing repair etc complete all as specified and as directed.

Excavating in post holes (or similar holes) each n exc 0.5 cum in hard/dense soil, getting outcomplete all as specified and as directed.

M & L for PCC (1:4:8) type D-2 using 40mm graded aggregate as in foundation,filling and mass concrete all as specified and as directed.

M & L for PCC (1:3:6) type C2 as in foundations, filling and mass concrete complete all as specified and as directed.

S&F Structural steel works as in roof trusses, purlins, vertical posts, crane gantries, rails and fastenings and heavy bracket framing (using beam, tee, angle, tubular pipe, channel or flat sections) including distance pieces, cleats , MS plate, riveting incl bending and welding, conforming to Fe – 410W Gde E -- 250 quality A complete all specified and as directed.

S & F Galvanised, 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails straining bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. as directed (each line wire to be measured)

S & F Galvanised steel concerntina coil of 600 mm spirals dia, dia of wire 2.5 mm (using coil not less than 8 Kg and stretched to 5 to 6 mtr ) complete all as specified.

M & L for Pre-painted galvalume aluminium zinc coating GI based plain steel sheet 0.50mm of an colour having tensile strength of 550Mpa as in roof covering / cladding as in wall, fixed with self tapping screws complete all as specified and as directed

M & L for two coats of synthetic enamel painting over a coat of red oxide primer to new steel surface of any description not otherwise described over 10 cm width or girth including preperation complete all as specified and as directed.

M&L for cutting circular holes in corrugated/plain sheet (thickness of sheet n exc 0.50 mm) ,area of holes not exceeding 100 sq cm etc complete all as specified and as directed.

M&L for cutting hole (150x150x150 mm) into brick/stone wall build in cement mortor and making good by using PCC cement concrete 1:2:4 type B1 (using 20 mm graded stone aggregate) etc complete all as specified and directed.

Material and labour for preparing new wall surfaces including brooming down (or) steel wire brushing washing and rubbing down with water and applying two coats of cement base paint over one coat of white wash complete all as specified and directed.

Excavation in trenches not exc 1.5 mtr wide and not exc 1.5 mtr in depth; for cable trench etc and getting out in Soft/loose soil complete all as specified and as directed.

Taking up existing unserviceable/ burnt under ground cable from the existing positions/ trenches etc and removing from site complete all as specified and as directed.

240 Sqmm 3.5 core

185 sq mm 3.5 core

120 sqmm 3.5 core

95 sqmm 3.5 core

Supply, laying XLPE insulated, screen, PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with aluminium conductor of following sizes including connecting up with proper size aluminium lugs, glands wherever necessary in LT panels/ bus bar chamber panel etc., all as per site requirement including testing complete all as specified and as directed Note:(i) Rates includes supply and fix necessary glands,lugs, etc., (ii) Excavation/ Earth work shall be measured and paid separately under relevent items.

240 Sqmm 3.5 core

185 sq mm 3.5 core

120 sqmm 3.5 core

95 sqmm 3.5 core

Spreading riddled earth as obtained from item No 13 here-in-before for UG cable cushioning complete all as specified and directed

Supply and lay standard size well burnt bricks,Sub class 'B', laid flat, dry in trenches for cable protection complete all as specified and as directed

Material and labour for galvanized iron tubing 100mm bore light grade with all fitting laid in trenches/wall/floor/under road/culvert for protection of cable including providing fixing clamps, bolts and nuts of suitable size as required all as specified and as directed. Note:Excavation ,earth work shall be measured and paid under relevent items as required

Material and labour for galvanized iron tubing 80mm bore light grade with all fitting laid in trenches/wall/floor/under road/culvert for protection of cable including providing fixing clamps, bolts and nuts of suitable size as required all as specified and as directed. Note: Excavation ,earth work shall be measured and paid under relevent items as required

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

Relaying of serviceable bricks as obtained from item ser No.13 here-in-before complete all as specified and as directed.

Removing excavated material to a distance not exc 50 mtr and depositing where directed at level not exc 1.5 mtr above the starting point all as specified and as directed

Supply,Install,Testing and commissioning of outdoor type cubicle panel board self supporting totally enclosed CPRI certified factory fabricated LT panel board, made out of 3 mm thick CRCA sheet steel with projected slope roof for rain water protection ,dust and vermin proof, hinged front and back opening with door shutters including neoprene rubber gasket, locking arrangement and danger plate,cable gland, GI earth bar 32x6mm - 02 Nos, ventilation louvers, bottom detatchable gland plate complete with powder coated paint, including 65mm x 65mm x 6 mm angle iron base frame with legs,including provision of suitable size PCC pedestal for mounting of panel board and including the following Switch gear and accessories including necessary internal wiring and connections from bus bar to switch gear through aluminium strips including cable gland complete all as specified. :- (i) Aluminium Bus Bar 400 A TPN placed on suitable size porcelain insulators, colour coded PVC sleeves for three phases and neutral -01 Set (ii) MCCB FP 415 v 50 Hz 250 A with breaking capacity 25 KA adjustable thermal setting 80 to 100% type & Fixed Magnetic setting - 01 No (iii) MCCB TP 415 v 200 A with breaking capacity 25 KA adjustable thermal setting 80 to 100% type & Fixed Magnetic setting - 02 Nos (1w+1s) (iv) MCCB TP 415 v 100 A with breaking capacity 16 KA adjustable thermal setting 80 to 100% type & Fixed Magnetic setting - 01 No (v) LED Phase Indication Lamp-03 Nos( R,Y,B) (vi) Volt Meter digital type -01 No (Make: L&T/AE/HPL/ABB) (vii) Amp Meter 0-300 A digital type with 3xCT(250/5A) (Make: L&T/AE/HPL/ABB) -01 No Make of MCCB, MCB - Siemens/Schenider/ABB/Legrand

Supply,Install,Testing and commissioning of outdoor type cubicle panel distribution box suitable for 3 phase, 4 wire, 415 Volts, 50Hz self supporting totally enclosed CPRI certified factory fabricated, made out of 3 mm thick CRCA sheet steel with projected slope roof for rain water protection ,dust and vermin proof, hinged front and back opening with door shutters including neoprene rubber gasket, locking arrangement and danger plate,cable gland, GI earth bar 32x 6mm - 02 Nos, ventilation louvers, bottom detatchable gland plate complete with powder coated paint, including 50mm x 50mm x 6 mm angle iron base frame with legs,including provision of suitable size PCC pedestal for mounting of panel board and including the following Switch gear and accessories including necessary internal wiring and connections from bus bar to switch gear through aluminium strips including cable gland complete all as specified. :- (i) Aluminium Bus Bar 200 A TPN placed on suitable size porcelain insulators, colour coded PVC sleeves for three phases and neutral -01 Set (ii) Onload chang over 100A FP with handle suitable for panel operation. - 01 No (iii) MCCB FP 415 v 100 A with breaking capacity 16 KA adjustable thermal setting 80 to 100% type & Fixed Magnetic setting - 01 Nos (iv) MCCB TP 415 v 100 A with breaking capacity 16 KA adjustable thermal setting 80 to 100% type & Fixed Magnetic setting - 02 No Make of MCCB, change over - Siemens/Scheneider/ABB/Legrand

Supply and fixing Moulded Case Circuit Breaker FP 415 volts 50 Hz 250 Amp with breaking capacity 35 KA adjustable thermal setting 80 to 100% type & Fixed Magnetic setting incl supply and fixing MCCB enclosure with cable gland and termination box as required all as specified and as directed

Material and labour for Earthing complete with using galvanised steel earth plate electrode of size 600mm x 600mm x 6 mm thick buried directly underground vertically (earth pit not less than 2.25m deep below normal ground level) with top edge of the plate at a depth not less than 1.5m below ground level connected with and incl galvanised earth wire 4 mm by means of GI bolts and nuts,check nuts,washers and GI wire protected by GI pipe light grade 15 mm bore upto 7.5 mtr and connecting to LT panel etc as per site requirement including necessary excavation, earth work in any type of soil PCC (1:3:6) type C1 chamber and 40 mm thick RCC Cover with 6 mm dia MS bars 10 cm C/C on both ways as reinforcement complete all as shown in electrical plate No. 3 of MES Schedule Part 1 including watering pipe 20 mm dia medium grade with funnel and with mesh , refiling soil all as specified. Note:(i) Quoted rate deemend to include necessary earth work PCC chamber, RCC cover, reinforcement removal of surplus soil , site clearance etc. (ii) GI earth wire , GI tubing light grade upto 7.5m deemed to be included in the rate quoted by the contractor. (iii) Quotated rate include testing after completion from test point and the desired earth resistance shall be not more than 2 ohm .If the desired result is not obtained the earthing will be re done by the contractor at no extra cost.

Material and labour for boring of holes for laying UG cable under road, pavement, hard standing by trenchless technology with necessary machines without damaging existing road/hardstand including necessary T&P and Supply & lay HDPE pipe of 150 mm dia suitable for 0.4 mpa working pressure all as specified and as directed

Supply and fixing outdoor type DB box CPRI certified factory fabricated made out of 3 mm thick CRCA sheet steel with projected slope roof for rain water protection ,dust and vermin proof, hinged front opening with door shutter including neoprene rubber gasket, locking arrangement and danger plate,cable gland as required complete with powder coated paint, including aluminium bus bar 200 A TPN placed on suitable size porcelain insulators & necessary wiring with suitable size cable between busbar and MCCB/MCBs incl the following accessories all as specified and as directed. (a) Moulded Case Circuit Breaker FP 415 volts 50 Hz 100 Amp with breaking capacity 16 KA adjustable thermal setting 80 to 100% type & Fixed Magnetic setting-01no (b) MCBs SPN 6 to 32A C curve 10kA - 08 nos, (c) MCBs SPN 40 to 63A C curve 10kA - 02 nos

PSK Enterprises

SIVA ENTERPRISES

Green Ray Technologies

HRML CONSTRUCTIONS

m/s SRI VALLI ENTERPRISES

SREE BALAJI ENTERPRISES

SRI VIGNESH BUILDERS

N SRINIVASAN