SPECIAL REPAIRS REPLACEMENT OF OLD CORROSIVE EXTERNAL GI WATER SUPPLY PIPE LINE RISING IN MARRIED CIVILIAN ACCN AT INS CHILKA

Amount

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth,for foundations / taking out/ laying of GI pipe lines, etc and getting out in any type of soil complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc. 25 cm in any type of soil complete all as specified.

Removing excavated material to a distance not exc 50m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified.

Taking up old corroded/unserviceable GI Pipes of size 50 mm bore including all fittings and fixtures from trenches/wall/floor,etc complete all as speicifed and directed.

All as per Item No. 4 above but of size 40 mm bore

All as per Item No. 4 above but of size 25 mm bore

All as per Item No. 4 above but of size 20 mm bore

All as per Item No. 4 above but of size 15 mm bore

Supply and lay Galvanised Iron pipe 50 mm bore (medium grade) including fittings such as reduces,bends,elbows,union,etc laid in trenches and connecting to the existing pipe line complete all as specified and directed.

All as per Item No. 9 above but of size 40 mm bore

All as per Item No. 9 above but of size 25 mm bore

Supply and lay Galvanised Iron pipe 25 mm bore (medium grade) including fittings such as reduces,bends,elbows,union,etc fixed on floors or walls and connecting to the existing pipe line as fixed in repairs complete all as specified and directed.

All as per Item No. 12 above but of size 20 mm bore

All as per Item No. 12 above but of size 15 mm bore

S&F Gun Metal Globe or Gate Valve of size 50 mm dia, ISI Marked with iron wheel head, screwed both ends for iron pipe and as fixed in repairs complete all as specified and directed.

All as per Item No. 15 above but of size 40 mm dia

All as per Item No. 15 above but of size 25 mm dia

All as per Item No. 15 above but of size 20 mm dia

S&F Ball brass valves of size 25 mm dia,high pressure, with polyethylene float and flynut complete, screwed for iron pipe or brass ferrule and as fixed in repairs complete all as specified and directed.

All as per Item No. 19 above but of size 20 mm dia

M&L Cutting the existingRoad/PCC drain for laying GI pipe line including necessary earth work excavation and getting out in any type of soil, return filling,removal of surplus soil and filling top surface with 300 mm width and 100 mm thick by using PCC (1:2:4) type B-1 (using 20 mm graded stone aggregate) and for making good the distrubed surfaces neatly finished to match with the existing complete all as specified and directed.

M&L Cutting the existing flooring/plinth protection for laying GI pipe line including necessary earth work excavation and getting out in any type of soil, return filling,removal of surplus soil and filling top surface with 300 mm width and100 mm thick by using PCC (1:2:4) type B-1 (using 20 mm graded stone aggregate) and for making good the distrubed surfaces neatly finished to match with the existing complete all as specified and directed.

Demolition of the existing old unserviceable/broken valve chamber of size 450x450x500 mm including PCC foundation,coping and removing the existing angle iron frame,MS sheet cover,etc and making good the distrubed surfaces neatly finished to match with the existing complete all as directed.

ANTARYAMI PANDA AND COMPANY

HARI HARA NAYAK

M/S JAGANNATH SASMAL