Supply, Installation, Connection and Commissioning of 04 number conventional type for 132 kV and 33 kV PT 12 number boring type earth pit for 50 MVA Power Transformer no. 04 05 and SST and water supply pipe for summer season of 132/33 kV GSS, DVM

Convention type Earthing

Supply Installation testing connection & Commissioning of conventional Earthing type earth PIT & Cast Iron (CI) Frame , complete set with 3.6mm GI pipe in pipe type power grid electrode of 12 ft long and dia 3’’ (Tata make) including making 10mm dia hole for taking moisture in soil with GI bus bar and terminal strip. Filling of mixture (Charcoal +salt of 2:1 Ratio with 30% Bentonite power) up-to 6 feet (04 numbers conventional for two set 132KV PT and two set 33KV PT

Deep Boring type Earthing

Contraction of special type boring earthing in soil 25 meter deep with supply 1½’’ dia GI PIPE ( Tata make) welded with 20mm dia MS rod meter long including making 10mm dia hole for taking moisture in soil , supply of salt , charcoal for smooth functioning of earthing pit ,blanking of pipe, making chamber etc. complete with all labour and material supplied of 02 nos.50 MVA Transformer (HV- Neutral, LV-Neutral, Body) & 01 SST.

Contraction of special type boring earthing in soil 25 meter deep with supply 1½’’ dia GI PIPE ( Tata make) welded with 20mm dia MS rod meter long including making 10mm dia hole for taking moisture in soil , supply of salt , charcoal for smooth functioning of earthing pit ,blanking of pipe, making chamber etc. complete with all labour and material supplied of 06nos. 132 kv Jadugoda Bay -01&02 and 132 Baharagora Bay -01&02 and Transfer Bus coupler Bay-01

B. Water pipe line work

Providing and fixing chlorinated polyvinyl chloride (CPVC) pipes, having thermal stability of hot & cold water supply including all CPVC plain & brass threaded fitting this includes jointing of pipes & fittings with one step CPVC solvent cement trenching refilling & testing of joints complete as per direction of Engineer in charge. From existing main pipe to water distribution system in G.S.S.for earth pits.

(i)50 mm dia Main Line = 432 M

(ii)32 mm dia Distribution Line = 498 M

(iii)25 mm dia Branch Line = 354 M

Providing and fixing gun metal full way valve of approved quality as per spec. and direction of E/I.

(i). 50 mm dia

(ii). 32 mm dia

(iii). 25 mm dia

Providing and fixing G.M. non- return valve Horizontal/ Vertical type of approved quality as per specification and direction of Engineer- in- Charge.

(i) 50 mm dia

Providing and fixing brass / C.I. Stop cock of approved quality all complete as per specification and direction of E/l.

(A)(e ) Stop cock 40 mm dia

Polythene water storage tank of mark with cover and suitable locking system in double layer confirming IS : 12701-1996 With Latest revision .

Deployment of labour for earthing work &for laying water pipe line (plumber) and other miscellaneous work as per direction of Engineer in charge for 25days.

Unskilled (3 nos. X 25days = 75 Manpower)

Unskilled (2 nos. X 25days = 50 Manpower)

Sub-Total

GST @ 18% on Sub-Total

Total (Sub-Total + GST)

L.cess@1% on Total(mailto:L.cess@1%25%20on%20Total塹ᴻ䡿ⲯ嶂藄挧ꮥ)

Grand-Total (Total+L.cess)

Say Rs.

Amount in words:-