Works contract for laying of 33KV 1x630 Sqmm XLPE UG Cable by open cut method to a route distance of 1360 mtrs at Sithalapakkam Section of Tambaram Division

Amount

Removing the black topping upto a depth of 30 cm and forming cable open trench and cable duct including cost of using machinary providing danger lights, indication arrangements wherever necessary labour, lead, lift, tools and plants etc., complete. The removed Tar blacks, RCC/PCC and other debris shall be removed from site before the start of excavaion of trench

Earth work excavation in all soils only (no tar / PCC/RCC removal including slush and silt under water requiring the aid of basket and vessels and forming cable trench and cable duct including cost of signal boards, danger lights, indication arrangements wherever necessary and providing shoring and strutting arrangements wherever necessary all labour, lead, lift, tools and plants etc., complete.The excavated earth should be placed in one side of trench preferably on foot path side , not to obstruct free flow of traffic. using labour to a breadth of 60 cm and a depth of 135 cm.

Dismantling the brickwork, PCC , RCC inside the cable trench and cable duct wherever occur of any thickness and clearing the trench/duct free from debris and without hinderence to the cable laying work including lead, lift, labour, tools & plants etc., complete as per direction of Engineer-in-charge.

Dismantling BW in CM - 1cum

Dismantling PCC - 1cum

Dismantling RCC - 1cum

Providing M.S. barricading 1.5m Height Using M.S Sheet 4 mm thick MS Angle 50 x 50 x 8 mm Base Channel 100 x 50 of all materials, leads, lift, labour,welding and Erection , Transporting at site, Placing in position, Shifting to New Location after completing works, Tools, & Plants etc., Complete

Supply and laying of 140 mm dia PVC pipes, cutting and jointing the pipe,tying with 7/20SWG G.I.wire inside the pipe and closing the ends with end cap including cost of PVC specials, labour, lead, lift, T&P etc., complete

140 mm dia PVC pipe supplied by the contractor along with laying

140 mm dia PVC pipe supplied by TANGEDCO (labour only)

Laying plain cement concrete 1:3:6, using 20mm BG metal for bottom portion of trench for fixing PVC pipe in the cable duct in proper alignment and level as per std. specification including cost of all materials, labour, lead, lift etc., complete.

Transporting of 33 KV Cable drums inlcuding cost of Loading at stores, unloading of 33KV cable drums each weighing pproximately7T in lorries using truck mounted crane for both loading and unloading including cost of labour required, etc., (3 drums at a time)

Laying of 1x630 sq.mm 33KV XLPE UG cable by means of winch over rollers provided by contractor.The rate includes the cost of pulling the steel wire rope from winch side to drum side providing labour as required at site for tying the cable in Tref oil formation with nylon rope/etc., complete.

Refilling with filling sand in layers well consolidated as per std. specification including cost of all materials, labour,lead, lift etc., complete. Note: i) For Cable Trench - Providing fine filling sand to a height of 100 mm for bedding before laying cable. (ii) To a height of 400 mm after laying cable. (iii) For Cable duct providing fine filling sand to aheight of 250 mm above PCC of 500 mm height

Supply and laying RCC cover slab (60cmx50cmx5cm) including cost of slab, stencilling and laying carefully as directed by the Engineer including cost of all materials,labour, leads, lifts, etc., complete

RCC cover slab supplied by the contractor along with laying

Refilling with excavated earth in layers and well consolidated as per std. specification including cost of all materials, labour, lead, lift etc.,complete.

Transporting and clearing the excess excavated earth and debris then and there immediately to avoid any hinderence to the normal flow of traffic and public beyond a distance of 5km from the work spot as per the direction of Engineer - in - charge including loading and unloading etc., complete.

Transporting of 33 KV empty drums loading at site, and devolution of empty 33KV steel cable drum each weighing 1 to 1.5T from various work site (3drums at a time) and balance cables if any to departmental stores

Providing watch and ward (unskilled) at site as instructed by the Engineer incharge at site.

Bailing out water from cable trench and duct while excavating and also while laying cable using 5HP diesel pump including cost of fuel, operator etc., complete.

Providing 18 gauge alumininum strip with Nylon tie at 10m intervals for engraving voltage level, size of the cable, name of the feeder including cost of all materials, labour charges, transportation charges, etc., complete. (Every 10m intervals)

Casting & placing of RCC offset slab (cable route indication slab)of size 750x750x60 mm casting in RCC 1:2:4 using 12 to 20 mm HBG metal with necessary reinforcement,piling,shuttering,curing, transport from casting yard to various locations & fixing the slab along 33KV cable route as directed by site Engineer at site with PCC 1:3:6 including cost of all materials,labour,lead,lift etc including 2 coats of flourescent painting. (TANTRANSCO Rate)

Erection of triple structure with 42 RSJ Pole with 3 No. 33KV C/R AB Switches including earthing, concreting and painting as per TANGEDCO Norms

Provision of 33KV, 1x630 Sqmm St. Joint only labour for entire jointing works

Provision of 33KV, 1x630 Sqmm indoor termination kit only labour for entire jointing works

Provision of 33KV 1x630 sqmm out door termination kit only lablour for entire jointing works

Harikrishna electricals

DIVYA AND CO