REPAIRS AND REPLACEMENT OF EXISTING WATER PIPE LINE AT VARIOUS PLACES AT ZAKHAMA MILITARY STATION

Amount

Excavation in trenches not exc 1.50 m wide and not exc 1.50 m deep for foundation, laying of pipe or for shafts, wells cesspits,man holes etc not exc 10 Sqm on plan and n exc 1.5m in depth and getting out in hard/dense soil complete all as specified and as directed.

Returning, filling, in including spreading, levelling, watering and well ramming in layers n.exc. 25cm thick complete all as specified and as directed.

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

M&L for Cutting the existing CI/GI pipe line by necessary tools without damaging the pipe lines as required up to 200 mm dia for necessary insertion of new fitting or replacing of pipe etc complete all as directed. (Note- The rate for earth work and new specials and pipe will be paid seperately under respecitve items of the schedule).

Supply, laying and jointing of centrifugally cast (Spun) ductile iron pressure pipes with socket and spigot end , Dia 200 mm , class K-7, confirming to IS 8329/2000 (latest revision) -blast furnance slag cement with portland cement properties suitable for push-up jointing with inside cement mortar lining with internal zinc mettalic coating and external black biuminous coating , duly ISI marked and making joints using EDPM/ nitrile rubber gaskets in trenches/under road/surface/ UG etc.including taking out old unserviceable one and complete all as specified and directed. Rates are inclusive of EDPM/ nitrile rubber gaskets. Note : Excavation and earth work will be paid seperately under repective item of the schedule.

Supply, laying and jointing of centrifugally cast (Spun) ductile iron pressure pipes with socket and spigot end , Dia 100 mm , class K-9, confirming to IS 8329/2000 (latest revision) -blast furnance slag cement with portland cement properties suitable for push-up jointing with inside cement mortar lining with internal zinc mettalic coating and external black biuminous coating , duly ISI marked and making joints using EDPM/ nitrile rubber gaskets in trenches/under road/surface/ UG etc.including taking out old unserviceable one and complete all as specified and directed. Rates are inclusive of EDPM/ nitrile rubber gaskets. Note : Excavation and earth work will be paid seperately under repective item of the schedule.

Laying only and making joints for existing serviceable , CI/DI pipe upto 200 mm bore, class LA, spigot and socket ends and testing complete all as specifed and directed.Rates are inclusive of EDPM/ nitrile rubber gaskets. Note : (a) Excavation and earth work will be paid seperately under repective item of the schedule.

S&F in repair Specials for Spigot and socketed DI pipes as per IS 9523/2000, class K-12, PN-10, inside cement mortar lining with internal zinc mettalic coating and external black biuminous coating for replacing the damaged /unsv CI/GI fittings ,bends(any type any radius/angle) straight,bend,increasing or decreasing double sockets) Tee pieces single branch, cross(all sockets and spigot collars etc) for the 80 to 200 mm dia of pipes and complete all as specified and as directed.

thepfuralie zutso (BID ID -3241811)

das enterprises (BID ID -3252084)

zevizo zutso (BID ID -3245144)