Supply and erection of ring main unit

Amount

Earthwork excavation in sand silt or other loose soil wet sand or silt, light black cotton, sandy loam soil and to the required depth as may be directed except in hard rock requiring blasting inclusive of shoring strutting and baling out water wherever necessary, depositing the surplus earth in places shown clearing and levelling the site with an initial lead of 10 metre and lifts as specified hereunder etc., all complete in all respects complying with relevant standard specification excluding refilling (OPEN EXCAVATION)

Up to 2 m depth

Supplying and filling in foundation and basement with filling stone dust in layers of 150mm thickness well watered rammed and consolidated complying with relevant standard specifications including cost of filling msand as directed by the Departmental off

Cement concrete 1:5:10 ( One of cement, five of sand and ten of hard broken stone jelly) for foundation and flooring using 40 mm size broken stone jelly inclusive of shoring, strutting, baling out water wherever necessary ramming, curing etc., complete in all respect complying with relevant standard specifications and as directed by the departmental officers.

Cement concrete 1:1-1/2:3 ( One of cement, one and half of sand and three of hard broken stone jelly) for foundation and flooring using 20 mm size broken stone jelly inclusive of shoring, strutting, baling out water wherever necessary ramming, curing etc., complete in all respect complying with relevant standard specifications and as directed by the departmental officers.

Providing form work for plain surfaces like Beam, slab, etc., including strutting, shoring complete in all respect complying with relevant standard specifications and as directed by the departmental officers.

Plastering in C.M 1:3 (one of cement and three of sand)10mm thick for bottom of sunshade, ceiling in all floors, including scaffolding, curing ,finishing etc complete in all respects .

White washing three coats using clean shell lime slacked and screened including cost of lime, gum, blue brushes, scaffolding etc., complete in all respects and as directed by the departmental officers.

Suppling fabricating and placing in position of Ribbed tor steel for all RCC works

Supply & Erection of Reputed Make 11kv/630A / 21KA 5 Way (RRL) Outdoor RMU Complete with 3 No’s 11KV / 630A On Load Isolator and 2 No 11KV /200A SF6 Vacuum Circuit Breaker with New Version of compatibility Provision of SCADA Arrangement of Motorized Operating System, as Per TANGEDCO New Specification. Without FRTU & MODEM

Earthing and Erection Material

Supply and Erection of suitable base RMU

Supplying and erection of 40mm Dia 3 Mtrs in length soil CI Earthing electrode and complete filling accessories as per the electrical standards, with suitable clamping arrangements etc...

Supplying and erection of 25 x 6mm GI 100% micron grade in open fashion with necessary clamps, screws etc..

Supplying and eretion of 50 x 6mm GI 100% micron grade in open fashion with necessary clamps, screws etc..

Supplying and erection of Copper lightning arrester spike, with clamping accessories and suitable copper earthing outlet's

Supplying and erection of cable ladder, for HT and LT Cables, with Neutral insulators of 10ft & 12ft x 300mm wide and foot every 450 x 450mm by 25 x 6mm MS.

HT & LT Cable Termination Kit

Supplying of 11kv HT cable termination kits (3no- indoor & 1no- outdoor)

MRT and O & M Approval

Charges towards MRT, O 7 M, Drawing and Technical approvals

Pre commissioning testing charges for RMU

Charges towards Transportation Loading and Positioning of the Rmu

Sub Total