Supply installation, Connection and commissioning of 15 nos. bore type earth pit for improvement of earthing system of 50 MVA power with the work of pipe line for maintaining satisfactory earthing value of all earth pit at 132/33 kV GSS, Jadugoda

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 08nos. 132 kv Ramchanderpur Bay -01&02 and 132 Dhalbhumgarh Bay -01&02 and Golmuri Bay-01 and Transformer Bay -01&03 and Bus Coupler -01

75X12mm G.I flat (make –jindal/Essar)test report must be submitted in field side in charged.

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. (i) 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.

(i) 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:-