PROVN OF COVERED CABLE DUCTING AND CABLE ROUTE MARKERS BETWEEN MES SUB STATIONS AND SPECIAL REPAIRS TO OLD EARTHINGS TO COVERT CHEMICAL EARTHINGS, SOLAR LIGHTS AND DFGT SET BATTERIES INTO NEW AT VARIOUS LOCATIONS IN CDM SECUNDERABAD UNDER GE UTILITY

Amount

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, 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.

Removing excavated material (soils) n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified.

M & L for sand cushioning to underground cable including punning down of sand in layer complete all as specified. Note :- Thickness of sand cushion after punning down i.e 18 Cm shall be measured for payment

Brickwork with fly ash bricks, straight or curved on plan exc 6m mean radius, built in old size bricks in cement mortar 1:4

M&L for cement concrete 1:3:6 type C-1 using 20mm graded stone aggregates as in coping / pedestal of poles including necessary formwork complete all as specified.

Ramming 10mm thick on fair faces of brick work or concrete surface of cement plaster 1:6 complete all specified and directed.

M&L for chequered plate 6 mm thickness of type Fe- 410-W (gde-250)quality B with suitable size of lifting handle at both sides complete all as specified

M&L for preparation of new untreated surfaces of Chequered plate of both side top and bottom with applying priming one coat of read oxide and two coat of black japan paint shall confirm to IS 2032 complete all as specified .

S&F cable route indicator for HT UG cable of 11000 volts bolted with 40x6 mm flate iron member of height 0.60 mtrs and 80 mm CI plate embeded in PCC 1:3:6 type C2 of size 20x20x30 cm block complete all as specified

S&F cable route indicator for LT UG cable of 1100 volts bolted with 30x5 mm flate iron member of height 0.60 mtrs and 80 mm CI plate embeded in PCC 1:3:6 type C2 of size 15x15x20 cm block complete all as specified

Supply and lay cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 volts grade with stranded aluminium conductor of following sizes

300 Sqmm 3.5 core.

240 Sqmm 3.5 core.

185 Sqmm 3.5 core.

150 Sqmm 3.5 core.

120 Sqmm 3.5 core.

95 Sqmm 3.5 core.

70 sqmm 3.5 core

Note for Item No 11 (a) to (g) Make:- HAVELLS/PARAGON/POLYCAB/ GLOSTER

M & L for Cable jointing kit for 1100 V (Earthed) grade cable for Straight through heat shrinkable type joint complete with jointing material and accessories suitable for 3. 5 core XLPE armoured aluminium conductor cable of size upto 120 sqmm complete all as specified. Make 3M/M SEAL/ DENSON

M & L for Cable jointing kit for 1100 V (Earthed) grade cable for Straight through heat shrinkable type joint complete with jointing material and accessories suitable for 3. 5 core XLPE armoured aluminium conductor cable of size 150sqmm to 300 sqmm complete all as specified.Make 3M/M SEAL/ DENSON

Supply only Rubber Insulated Mats of size 12 mm thick, 1m wide, 2 m length, class A for working voltage upto 11 KV, black colour antiskid design Dotted ISI marked with BIS symbol, conforming to IS 15652:2006, HSN 39181090 complete all as specified. Make : Safevolt or equivalent

S & F Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for HT, 25x20 cm size all as specified .

M & L for maintenence free safe earthing electrode (SEE) designed pipe in pipe technology, set of 3 Nos earth pit duly inter connected with copper earth strip 25 mm x 3 mm, each earth pit having outer pipe of size 76.3mm dia and inner pipe of size 42.4 mm dia, each GI pipe have 3 mtr long duly zinc and alloy coated having zinc coating (80-100) microns to whole length of pipe and alloy coating 250-300 micron to upper 300mm length of pipe, inside filled with crystal conductive compound (CCC) having anti corrosive and conductive properties to provide annular space of earth electrode and external black fill compound two bag of 25 kg mixed with soil all arround the earth pipe for retaining moisture, reduce the soil resistivity and dissipation of fault current, connected to earthing test point including excavation, earth work, PCC pit, RCC cover 50 mm thick, lifting rod 8mm dia, GI protection pipe 40 mm dia light grade for protection of inter connecting earthing strip from mechanical protection and testing on completion, complete all as specified and directed. Make: ASHLOK, Model No : ASEEL-39 ZC & ACor Equivalent make of INDELEC /JMV/ TERCEL

Supply and fixing Copper Strip 20 x 3.15 mm with saddles and fixing screws etc for roof conductors and down conductors above ground to interconnect the earth pit to equipment room Note: (a) Copper sockets and connector bolts nuts washers and drilling holes shall deemed to be included in the unit rate quoteed. (b) Excavation and earth work where ever required shall be carried out in this item only (c) On testing after completion of earthing earth restiance shall be less than 1 Ohm complete all as specified and directed by Engr -in - charge

Supply and fixing of GI pipe 32 mm dia light grade in trenches or on wall complete.

Supply and fixing Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 6mm galva-nised steel wire including PVC casing caping size 10mm width ISI mark for earth continue wire in building complete.

Supply and fixing test point terminal block made of gun metal or phosphorous bronze size 75x75x25 mm drilled and screwed including 3 Nos 8 mm dia 25 mm long hex rod head screwes complete directed by Engineer- in charge

M&L for Renewal/Replacement of unserviceable batteries with maintenance free batteries of 100 AH, 12V including connecting to Solar light complete all as directed by Engr-in-charge. Make:- EXIDE/ AMARON

M&L for Renewal/Replacement of unserviceable batteries with maintenance free batteries of 180 AH, 12V including connecting to DG set complete all as directed by Engr-in-charge. Make:- EXIDE/ AMARON

M&L for Renewal/Replacement of unserviceable batteries with maintenance free batteries of 180 AH, 24V including connecting to DG set complete all as directed by Engr-in-charge. Make:- EXIDE/ AMARON

omsai thermax engineers

diesel power services (a.p)

Sri Balaji Enterprises

K LAKSHMAN SINGH AND CO

EXELLENT POWER CORPORATION

L and S ENTERPRISES

POWER CONSTRUCTION COMPANY