REPLACEMENT OF DEFECTIVE ELECTRICAL HT-OH LINES AND 2 POLE AND 4 POLE STRUCTURE SWITCHING SYSTEM OF COLONY-II IN HVF ESTATE.

Amount

Excavating in trenches hard/dense soil not exceeding 1.5 m wide and not exceeding 1.5 m in depth for laying cable and erection of poles.

Material & labour for sand filling for cushioning on U.G cable under floors or in foundations including watering and consolidation.

Materal & labour for Old Size Bricks; common burnt clay building bricks sub class B designation 75 for protection to U.G cable

Returning, refilling of Hard / Dense Soil in the excavated trench after laying of power cable including spreading levelling, watering and well ramming in layers not exc 25 cm.

Supply, laying or fixing of XLPE,3core insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavyduty) with aluminium conductor, 11000 volts, grade cross sectional area 185 sq. mm. (Make: GLOSTER / POLYCAB / HAVELLS / ORBIT/ FINOLEX /NICCO) or suitable equivalent make

Material and Labour for Cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 185 sqmm. (Make : Raychem/3M /Denson) or suitable equivalent make

Material & Labour for Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 185 sqmm. (Make : Raychem/3M /Denson) or suitable equivalent make

Supply & erection of HT 11 KV. 3 phase 50 cycles, outdoor type, totally enclosed metal clad switchgear complete with Vacuum circuit breaker having rupturing capacity upto 350 MVA,overload and earth fault protection,ammeter, voltmeter and rating of 630 Amp, forming into 3 arrays (3+6+3) (as procedure laid in SSR Part - I 19.99.1 to 19.99.16.3 enclosed as annexure-1). (Make: SIEMENS/ ABB/ L&T /SCHNEIDER) or suitable equivalent make

Material and Labour for cement concrete 1:2:4 Type B2 using 40mm graded aggregate in foundations, filling and mass concrete.

Material and labour for cement concrete 1:2:4 Type B1 using 20mm graded aggregate in foundations, filling and mass concrete.

Supply and Fixing for mild steel bars 10mm dia and over cut to length bent to shape required inculding cranking bending spirally for hopping for columns hooking ends and binding with mild steel wire (annealed) not less than 0.9mm dia or securing with clips quality conforming to deformed or twisted bars

Material and Labour for Brick work with sub class 'B' Bricks straight or curved on plan exc 6m mean radius built in cement morter 1:6

Material and Labour for cement plaster 1:4 rendering cement 10mm thick on fair faces of brick work or concreted surfaces.

Material, Labour and Fixing of Earthing complete with copper earth plate electrode 60 x 60 cm x 3.15mm thick, burried directly in ground(earth pit not less than 2.25 meters deep below ground level) with top edge of the plate not less than 1.5 metre below normal ground level, connected 20 x 3mm copper strip as earthing lead by means bolts, nuts, check nutsand washers of galvanised iron or steel all as shown in electrical plate No.3 connected to earthing test point all as specified or indicated including testing on completion.

Earth Excavation & getting out Hard/Dense soil for making earth pit upto depth of 2.5 Mtr .

Material & Labour for Provision of precast cement concrete (CM 1:4) block mansonry with solid blocks exc 10m width and setting in mortar complete type B1(1:2:4) using 20mm graded aggregate.

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, in hard / dense soil

Material and labour for Providing reinforced cement concrete type B-l, 1:2:4 (20 mm graded aggregate) in precast posts, fencing posts,training or terminal posts, struts etc. for fencing, average sectional area exceeding 100 sq. cm, and not exceeding 250 sq.cm with or without chamfered angles and flat, splayed, rounded or mitred tops as directed and fixed

Supply and fixing for Mild steel deformed or twisted bars 8mm cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips quality conforming to deformed or twisted bars.

Material and labour for posts and struts in fencing including cutting tops to shape as directed, drilling notching for wire etc; flat iron fillets ( for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work confirming to Fe-290Gde E-165

Material and labour for 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 complete and similar work confirming to Fe-290Gde E-165.

Dismantling concrete poles/ struts, any size and stacking setting aside for re-use within 50 metres

Dismantling of insulators any type, any size

Dismantling stay assembly/brackets for removal of HT cable complete. from existing 2 pole/ 4 pole structure.

Dismantling air break gang operated switches vertical/horizontal mounted including insulators and operating mechanism for repair/ replacement of broken/worn out components and insulators etc. or carrying to MES store

Dismantling of ACSR/AAC Conductor cables from existing 2pole/ 4pole structure

Dismantling cross-arms of M.S. channel or angle sections etc. Complete for removing HT Cable/ACSR conductor and setting aside for re-use with in 50m

Dismantling fencing wire mesh, any type

Material and labour for chain link fencing made of 8 gauge GI wire with 3" apexture and height as directed.

LESS CREDIT for ACSR/AAC conductor cable

LESS CREDIT for cross arms of M.S.Channel or Angle Sections

M/s. CHANDRA REDDY ELECTRICALS (BID ID -748160)