REPAIR/MAINT OF EXTERNAL WATER SUPPLY PIPES AND FITTINGS AND CONNECTED WORKS AT INS DRONACHARYA UNDER GE FORT KOCHI

Amount

Excavation in trenches n. exc. 1.5 M wide and n. exc. 1.5M in depth and getting out in soft and loose soil for laying of pipes complete all as specified and as directed

Returning, filling in including spreading,levelling watering and well ramming in layers not excluding 25 cms in any type of soil complete all as specified and as directed

Removing excavated soil to a distance not exceeding 50 mtrs and depositing where directed at a level not exceeding 1.5 M above the starting point all as directed.

M&L for cutting/dismantling of bitumin road/RCC floor etc for laying / passing under ground pipes up to 30cm depth complete all as specified and as directed.

M&L for PCC 1:2:4 type B-2 using 40 mm graded stone aggregate 100mm thick in cutted/dismantled portion of road and making good after laying/passing the pipes complete all as specified & directed.

Taking up or down steel tubing and connections of size 20mm dia ,including cleaning for re fixing,removal to store or credit to contractor complete all as specified and as directed

Taking up or down steel tubing and connections of size 25mm dia ,including cleaning for re fixing,removal to store or credit to contractor complete all as specified and as directed

Taking up or down steel tubing and connections of size 50mm dia ,including cleaning for re fixing,removal to store or credit to contractor complete all as specified and as directed

Taking up or down steel tubing and connections of size 65mm dia ,including cleaning for re fixing,removal to store or credit to contractor complete all as specified and as directed

Supply, laying and connection of CPVC SDR 11 pipes and plain SDR 11 fittings complete all as specified laid in trenches including testing complete all as specified and directed of outer dia 25 mm Note:- Excavation and earth work,PCC for road crossing shall be measured and paid separately

-Ditto- all as per item No.10 here in before but of size 50mm

-Dito- all as per item No. 10 here in before but CPVC Schedule 80 pipes & plain CPVC schedule 80 fittings of size inner dia 62.5mm

Supply, laying and connection of 20mm outer dia CPVC SDR 11 pipes and plain SDR 11 fittings on walls/ceiling or laying in floors complete all as specified.

Supply, laying and connection of 25mm outer dia CPVC SDR 11 pipes and plain SDR 11 fittings on walls/ceiling or laying in floors complete all as specified.

Supply, laying and connection of 50mm outer dia CPVC SDR 11 pipes and plain SDR 11 fittings on walls/ceiling or laying in floors complete all as specified.

Supply and fix in repair gun metal gate valve 25mm dia with iron wheel head. Screwed both ends for iron pipe fixed complete all as specified.

Supply and fix in repair gun metal gate valve 40mm dia with iron wheel head. Screwed both ends for iron pipe fixed complete all as specified.

Supply and fix in repair gun metal gate valve 50mm dia with iron wheel head. Screwed both ends for iron pipe fixed complete all as specified.

Supply and fix in repair CPVC PVC Ball valve with PVC handle of outer dia 50mm dia with iron wheel head. Screwed both ends for iron pipe fixed complete all as specified.

Supply and fix in repair CPVC PVC Ball valve with PVC handle of outer dia 40mm dia with iron wheel head. Screwed both ends for iron pipe fixed complete all as specified.

Supply and fix in repair CPVC PVC Ball valve with PVC handle of outer dia 25mm dia with iron wheel head. Screwed both ends for iron pipe fixed complete all as specified.

Supply and fix in repair CPVC PVC Ball valve with PVC handle of outer dia 20mm dia with iron wheel head. Screwed both ends for iron pipe fixed complete all as specified.

Taking up cast iron pipe of size 80mm dia incl all fittings with spigot and socket ends and lead joints including burning out joints all as specified and as directed

Taking up cast iron pipe of size 100mm dia incl all fittings with spigot and socket ends and lead joints including burning out joints all as specified and as directed

Taking up cast iron pipe of size 150mm dia incl all fittings with spigot and socket ends and lead joints including burning out joints all as specified and as directed

Taking up cast iron pipe of size 200mm dia incl all fittings with spigot and socket ends and lead joints including burning out joints all as specified and as directed

M&L for cast iron pipe with spigot and socket ends centrifugally cast class B in any length laid in trenches of size of size 80mm size all as specified and directed.Note :- Necessary earth work and excavation shall be measured and paid seperately under respective item

-Ditto- all as per item No.27 here in before but of size 100mm dia

-Ditto- all as per item No.27 here in before but of size 150mm dia

-Ditto- all as per item No.27here in before but of size 200mm dia

M&L for run lead joint for 80mm CI Pipe complete all as specified and as directed

-Ditto- all as per item No.31 here in before but of size 100mm dia

-Ditto- all as per item No.31 here in before but of size 150mm dia

-Ditto- all as per item No.31 here in before but of size 200mm dia

-Ditto- all as per item No.31 here in before but of size 250mm dia

Supplying, Laying and testing Ductile iron pipes, size 150 mm bore dia, with spigot & socket ends, cast special class K 7 conforming to IS 8329 with inside surface of centrifugaly cast cement mortar lined suitable for rubber joint in any length, laid in trenches, including dismantling the existing unserviceable AC pipes, etc complete all as specified and directed. Note:- (1) Rate inclusive of rubber gasket (push-on) joint (2) Excavation and earth work, DI fittings will be measured and paid separately under relevant items.

M & L for Ductile iron fittings of any size, any type with all sockets or socket and spigot fittings such as bends, tappers, collars, Tee's, caps, plugs etc up to 200 mm bore.

M&L for CI bends(any type,radious and angle) tapers any type (straight,bends,increasing,decreasing or double socket etc) Tee pieces single,brand Y junction,double branch,cross (all socket and spigot) collas,caps and plugs up to 150 mm bore pipes complete all as specified and as directed

M&L for CI bends(any type,radious and angle) tapers any type (straight,bends,increasing,decreasing or double socket etc) Tee pieces single,brand Y junction,double branch,cross (all socket and spigot) collas,caps and plugs200 to 250mm bore pipes complete all as specified and as directed

Taking out gun metal spindle from sluice valve of size 80mm bore and refixing the same in position after carrying out necessary repair works including remetaling/ refacing/ regrinding work etc complete all as directed.

-Ditto- all as per item No.40 here in before but of size 100mm bore

-Ditto- all as per item No.40 here in before but of size 150mm bore

-Ditto- all as per item No.40 here in before but of size 200mm bore

-Ditto- all as per item No.40here in before but of size 250mm bore

-Ditto- all as per item No.40 here in before but of size 300mm bore

Supply & fixing in repair 25 mm dia Ball valve brass (float valve),high pressure with polythene float and fly nut complete screwed for iron/CPVC/UPVC pipe complete all as specified and as directed.Make: Shakti/Zoloto/VJ or eqv

Taking down old air release valve of 50mm dia all as specified and directed

Supply,fixing,testing and commissioning CI flanged ISI marked Air release valve class PN 1.6 with rubber insertion,nuts,bolt and washer IS-780 of 50mm dia complete all as specified and as directed.

Supply and fix Water meter suitable for 50mm bore CI flanged water pipes after testing the meter as per kerala water authority norms including taking down unserviceable water meter from existing position complete all as specified and as directed ( Note: Cost of testing charges deemed to include the rate quoted for item)

-Ditto- all as per item No.49 here in before but of size 100mm dia

Detecting the water leakage from under ground CI pipes of 80mm bore and rectifying the leakage by burning out existing lead and redoing the joint by adding extra lead if required complete including earthwork compete

-Ditto- all as per item No.51 here in before but of size 100mm dia

-Ditto- all as per item No.51 here in before but 150mm dia

-Ditto- all as per item No.51 here in before but of size 200mm dia

-Ditto- all as per item No.51 here in before but of size 250mm dia

Supply and fix rotational moulded polyethene water storage tank 1000 ltr capacity (vertical cylindrical with closed top) including hosting,fixed in position and connecting incl taking up or down old PVC water storage tank all as specified and as directed.

-Ditto- all as per item No.56 here in before but of 500 ltr capacity

Supply and fix in repair HDPE water tank covers threaded type suitable for 500 ltr capacity with locking arrangement complete all as specified and directed.

-Ditto- all as per item No.58 here in before but of 1000 ltr capacity

Supply and fix in repair 100mm dia Brass foot valve including necessary connections complete all as directed Make: Zoloto/Orient/MMI

-Ditto- all as per item No .60 here in before but of 80mm dia

-Ditto- all as per item No.60 here in before but of 50mm dia

M&L Mild steel,plain,black sheet 1.6mm thick in wall cladding,steel gates and similar works,cut to size,holes punched,including round headed screws,clout nails or rivets and fixed to steel framing with plain 40mm lap joints with riveted or welded seams,including bending or turning up,mitred angle etc as required complete all as specified and as directed for valve chamber cover incl dismantling of old corroded MS cover

M&L for appling two coats of synthetic enamel paint over a coat of red oxide primer including preperation of surface complete all as specified and as directed.

Construction of brick masonry sluice valve chamber of inner dimentions 900x900x900 mm with 23 cm thick brick masonry wall in CM 1:4, PCC base in 1:3:6 type C2 using 40mm graded crushed stone aggregate of 7.5 cm thick, plastering 15 mm thick in CM 1:4 both inner & outer face of brick masonry,7.5 cm thick PCC 1:2:4 type B1 (using 20mm graded crushed stone aggregate) coping,angle iron frame 40x40x6 mm size with 1.6 mm thick MS sheet chamber cover single opening arrangements with lock system,all as ditected including painting the steel surface with two coats of first quality synthetic ename paint over a coat of red oxide primer after necessary preparation of surface including demolition of existing chamber and MS cover and iron frame complete all as specified and as directed.

Cleaning of Sluice valve/NRV/water meter chamber of any size/depth by taking out mud and muddy water and depositing the same to a distance n. exc 20 meter from the pit including swiping, free from any type of dirt including rectification of the leakage of valve/meter of any size with cotton rope,glands,nuts,bolts of appropriate size incl white wash on the complete surface of valve pit all as specified and dircted by Engr-in-Charge at site.

Clearing the areas by cutting bushes, grass, small trees (girth not exceeding 30 cm) at locations of UG sump/OHT area, valve chamber area and surrounding of pipe lines, including removing the debries from site to a distance not exceeding 50 mtr etc complete all as directed.

M/s S & S Enterprises/ Suresh Shivasankarapillai

K.V.GEORGE AND COMPANY