REPAIR MAINT OF IN ATTENDING THE DAY TO DAY COMPLAINTS, PETTY REPAIRS AND REPLACEMENTS OF GATE VALVE, BUTTERFLY VALVE, ARRESTING LEAKAGES IN WATER SUPPLY DISTRIBUTION SYSTEM AND CONNECTED ASSOCIATED WORKS OF OTM AND MD AREA OF PRC AT GE RAMGARH

Repair to leakage broken pipe or in joints or in sluice valves (flanged/spigot socket joints) of existing pipe (supply and distribution mains) CI/DI/GI pipes of sizes 15 mm/20 mm/25 mm/40 mm/50 mm/63mm bore by earth work (excavation, returning filling, removal in any type of soil) and fixing necessary suitable sizes of new (ISI marked) spares fittings i.e (flanged/spigot tail pieces, collars, Tee, bend, to repair the leakage complete all as specified and directed by Engr-in-Charge. Note: (i) Cost of spares fittings be deemed to include in unit rate quoted by bidder (ii) Excavation and earthwork shall be included in unit rate quoted by bidder. (iii) cost of all T&P shall be included in quoted rates (iv) Cost of lead joint, spun yarn, gland packing nut, bolts etc., shall be included in unit rate quoted by bidder

Repair to leakage broken pipe or in joints or in sluice valves (flanged/spigot socket joints) of existing pipe (supply and distribution mains) CI/DI/GI pipes of sizes 100/80/90mm bore by earth work (excavation, returning filling, removal in any type of soil) and fixing necessary suitable sizes of new (ISI marked) spares fittings i.e (flanged/spigot tail pieces, collars, Tee, bend, to repair the leakage complete all as specified and directed by Engr-in-Charge. Note: (i) Cost of spares fittings be deemed to include in unit rate quoted by bidder (ii) Excavation and earthwork shall be included in unit rate quoted by bidder. (iii) cost of all T&P shall be included in quoted rates (iv) Cost of lead joint, spun yarn, gland packing nut, bolts etc., shall be included in unit rate quoted by bidder

Repair to leakage broken pipe or in joints or in sluice valves (flanged/spigot socket joints) of existing pipe (supply and distribution mains) CI/DI/GI pipes of sizes 300/200/150mm bore by earth work (excavation, returning filling, removal in any type of soil) and fixing necessary suitable sizes of new (ISI marked) spares fittings i.e (flanged/spigot tail pieces, collars, Tee, bend, to repair the leakage complete all as specified and directed by Engr-in-Charge. Note: (i) Cost of spares fittings be deemed to include in unit rate quoted by bidder (ii) Excavation and earthwork shall be included in unit rate quoted by bidder. (iii) cost of all T&P shall be included in quoted rates (iv) Cost of lead joint, spun yarn, gland packing etc., shall be included in unit rate quoted by bidder

Excavation in trenches in soft & loose soil not exceeding 1.5 metre deep and not exceeding 1.5 mtr width and getting out soil including forming bottom surface to required slope/ gradient for laying cables/pipes,foundations,laying of cable, shafts, well, cesspits, manholes etc. complete all as specified and directed.

Returning, filling in including spreading, leveling, watering and well ramming in layers of not exceeding 25 cm thick after the cables & pipes etc. are laid, jointed & tested and foundations complete all as specified and directed by Engineer-in-Charge.

Removal of surplus excavated spoil not exceeding 50 Mtr distance and depositing where directed by Engineer-in-Charge at a level not exceeding 1.5 m above the starting point complete all as specified.

M & L for laying plain cement concrete (1:2:4),type B-2 (using 40 mm graded crushed stone aggregate) for supporting of CI/DI/GI pipes 0.60 RM below ground level and upto 5 RM above the ground level with smooth finishing without using extra cement, complete all as specified and as directed.

Taking up and down GI tubing including GI fittings complete from trenches/wall/ceiling /floor suitable for 15mm dia pipe, complete all as specified and as directed.

Taking up and down GI tubing including GI fittings complete from trenches/wall/ceiling /floor suitable for 20 mm dia pipe, complete all as specified and as directed.

Taking up and down GI tubing including GI fittings complete from trenches/wall/ceiling /floor suitable for 25 mm dia pipe, complete all as specified and as directed.

Taking up and down GI tubing including GI fittings complete from trenches/wall/ceiling /floor suitable for 40mm dia pipe, complete all as specified and as directed.

Taking up and down GI tubing including GI fittings complete from trenches/wall/ceiling /floor suitable for 50mm dia pipe, complete all as specified and as directed.

Taking up and down GI tubing including GI fittings complete from trenches/wall/ceiling /floor suitable for 150/100/80 mm dia pipe, complete all as specified and as directed.

Relaying/refixing of GI tubing 15 mm dia of any grade ,laid in trenches, after cleaning, re-threading the old screw thread with replacement of unservicable fittings and fixtures complete all as specified and as directed. Note:G I pipe obtained from item No. 08 here-in-before.

Relaying/refixing of GI tubing 20 mm dia of any grade ,laid in trenches, after cleaning, re-threading the old screw thread with replacement of unservicable fittings and fixtures complete all as specified and as directed. Note:G I pipe obtained from item No. 09 here-in-before.

Relaying/refixing of GI tubing 25 mm dia of any grade ,laid in trenches, after cleaning, re-threading the old screw thread with replacement of unservicable fittings and fixtures complete all as specified and as directed. Note:G I pipe obtained from item No. 10 here-in-before.

Relaying/refixing of GI tubing 40 mm dia of any grade ,laid in trenches, after cleaning, re-threading the old screw thread with replacement of unservicable fittings and fixtures complete all as specified and as directed. Note:G I pipe obtained from item No. 11 here-in-before.

Relaying/refixing of GI tubing 50 mm dia of any grade ,laid in trenches, after cleaning, re-threading the old screw thread with replacement of unservicable fittings and fixtures complete all as specified and as directed. Note:G I pipe obtained from item No. 12 here-in-before.

S&F for GI water tubing medium grade, ISI marked, galvanised, 15 mm bore with all fittings, (such as tee, elbow, socket, union & short pieces) laid in trenches and ceiling or laid in floors complete all as specified & directed.

S&F for GI water tubing medium grade, ISI marked, galvanised, 20 mm bore with all fittings, (such as tee, elbow, socket, union & short pieces) laid in trenches and ceiling or laid in floors complete all as specified & directed.

S&F for GI water tubing medium grade, ISI marked, galvanised, 25 mm bore with all fittings, (such as tee, elbow, socket, union & short pieces) laid in trenches and ceiling or laid in floors complete all as specified & directed.

S&F for GI water tubing medium grade, ISI marked, galvanised, 40 mm bore with all fittings, (such as tee, elbow, socket, union & short pieces) laid in trenches and ceiling or laid in floors complete all as specified & directed.

S&F for GI water tubing medium grade, ISI marked, galvanised, 50 mm bore with all fittings, (such as tee, elbow, socket, union & short pieces) laid in trenches and ceiling or laid in floors complete all as specified & directed.

S&F for GI water tubing medium grade, ISI marked, galvanised, 80 mm bore with all fittings, (such as tee, elbow, socket, union & short pieces) laid in trenches and ceiling or laid in floors complete all as specified & directed.

S&F for GI water tubing medium grade, ISI marked, galvanised, 100 mm bore with all fittings, (such as tee, elbow, socket, union & short pieces) laid in trenches and ceiling or laid in floors complete all as specified & directed.

S&F in repair for MS black water tubing medium grade, ISI marked, galvanised, 150 mm bore(wall thickness minimum 4.5mm) with all fittings, (such as tee, elbow, socket, union & short pieces) laid in trenches and ceiling or laid in floors complete all as specified & directed.

S & F gun metal globe or gate valve of 15 mm dia with iron wheel head screwed both ends ISI marked fixed to GI pipe including dismantling/taking down of old unserviceable one, complete all as specified and as directed.

S & F gun metal globe or gate valve of 20 mm dia with iron wheel head screwed both ends ISI marked fixed to GI pipe including dismantling/taking down of old unserviceable one, complete all as specified and as directed.

S & F gun metal globe or gate valve of 25 mm dia with iron wheel head screwed both ends ISI marked fixed to GI pipe including dismantling/taking down of old unserviceable one, complete all as specified and as directed.

S & F gun metal globe or gate valve of 40 mm dia with iron wheel head screwed both ends ISI marked fixed to GI pipe including dismantling/taking down of old unserviceable one, complete all as specified and as directed.

S & F gun metal globe or gate valve of 50 mm dia with iron wheel head screwed both ends ISI marked fixed to GI pipe including dismantling/taking down of old unserviceable one, complete all as specified and as directed.

M & L for Run lead joint for CI pipe pipe including spun yarn etc.,for spigot and socket pipes and fittings for 80 mm bore, including clauking the spun yarn, complete all as specified and as direced.

M & L for Run lead joint for CI pipe pipe including spun yarn etc.,for spigot and socket pipes and fittings for 100 mm bore, including clauking the spun yarn, complete all as specified and as direced.

M & L for Run lead joint for CI pipe pipe including spun yarn etc.,for spigot and socket pipes and fittings for 150 mm bore, including clauking the spun yarn, complete all as specified and as direced.

M & L for Run lead joint for CI pipe pipe including spun yarn etc.,for spigot and socket pipes and fittings for 200 mm bore, including clauking the spun yarn, complete all as specified and as direced.

M & L for Run lead joint for CI pipe pipe including spun yarn etc.,for spigot and socket pipes and fittings for 250 mm bore, including clauking the spun yarn, complete all as specified and as direced.

M & L for Run lead joint for CI pipe pipe including spun yarn etc.,for spigot and socket pipes and fittings for 300 mm bore, including clauking the spun yarn, complete all as specified and as direced.

S & F for cast iron sluice valve 80mm dia, with stainless steel spindle and cast iron hand wheel complying with IS:14846-2000, class PN 1.6 both ends flanged with 2 Nos rubber insertion gasket joints, nuts, bolts and washers of required size and Nos, complete including removing /taking down of old unserviceable one, complete all as specified and as directed.

S & F for cast iron sluice valve 100mm dia, with stainless steel spindle and cast iron hand wheel complying with IS:14846-2000, class PN 1.6 both ends flanged with 2 Nos rubber insertion gasket joints, nuts, bolts and washers of required size and Nos, complete including removing /taking down of old unserviceable one, complete all as specified and as directed.

S & F for cast iron sluice valve 150mm dia, with stainless steel spindle and cast iron hand wheel complying with IS:14846-2000, class PN 1.6 both ends flanged with 2 Nos rubber insertion gasket joints, nuts, bolts and washers of required size and Nos, complete including removing /taking down of old unserviceable one, complete all as specified and as directed.

S & F for cast iron sluice valve 200mm dia, with stainless steel spindle and cast iron hand wheel complying with IS:14846-2000, class PN 1.6 both ends flanged with 2 Nos rubber insertion gasket joints, nuts, bolts and washers of required size and Nos, complete including removing /taking down of old unserviceable one, complete all as specified and as directed.

S & F for cast iron sluice valve 250mm dia, with stainless steel spindle and cast iron hand wheel complying with IS:14846-2000, class PN 1.6 both ends flanged with 2 Nos rubber insertion gasket joints, nuts, bolts and washers of required size and Nos, complete including removing /taking down of old unserviceable one, complete all as specified and as directed.

S & F cast iron foot valve, 150mm dia, ISI marked for flanged pipes with nut, bolts, washers and rubber gasket confirming to IS: 4038, installation, testing complete including taking out old one complete all as specified and as directed.

S & F cast iron body and brass gate heavy duty Non Return Valve (NRV), 150 mm dia, ISI marked, both ends flanged with 2 Nos rubbers insertion gasket joints, nuts, bolts and washers of required size and Nos complete including removing /taking down of old unserviceable one, complete all as specified and as directed.

S & F cast iron body and brass gate heavy duty Non Return Valve (NRV), 80 mm dia with by pass arrangement, ISI marked, both ends flanged with 2 Nos rubbers insertion gasket joints, nuts, bolts and washers of required size and Nos complete including removing /taking down of old unserviceable one, complete all as specified and as directed.

S & F cast iron body and brass gate heavy duty Non Return Valve (NRV), 100 mm dia with by pass arrangement, ISI marked, both ends flanged with 2 Nos rubbers insertion gasket joints, nuts, bolts and washers of required size and Nos complete including removing /taking down of old unserviceable one, complete all as specified and as directed.

S & F cast iron body and brass gate heavy duty Non Return Valve (NRV), 150 mm dia with by pass arrangement, ISI marked, both ends flanged with 2 Nos rubbers insertion gasket joints, nuts, bolts and washers of required size and Nos complete including removing /taking down of old unserviceable one, complete all as specified and as directed.

M&L for single brick masonry valve pit chamber of size 900mmx 900mm x 900 mm(internal dimensions) with 3.15 mm thick steel sheet cover fixed two Nos stainless steel hinge of 75 mm long on angle iron frame of size 40x40x6mm thick mild steel sheet cover & angle iron frame shall be painted with two coat black bituminous paint over a coat of red oxide primer, PCC 1:4:8, type D-2 (using 40mm graded crushed stone aggregate) as in foundation, 230 mm thick brick wall built in cement mortar 1:4, 50mm thick coping with PCC 1:3:6 type C-1 (using 20mm graded crushed stone aggregate), 15mm thick rendering in cement mortar 1:4 to all internal & exposed surface of valve pit including necessary excavation & earth work etc including dismantling of existing valve pit chamber complete all as specified & as directed.

M&L for single brick masonry valve pit chamber of size 1500mmx 1500mm x 1500 mm(internal dimensions) with 3.15 mm thick steel sheet cover fixed two Nos stainless steel hinge of 75 mm long on angle iron frame of size 40x40x6mm thick mild steel sheet cover & angle iron frame shall be painted with two coat black bituminous paint over a coat of red oxide primer, PCC 1:4:8, type D-2 (using 40mm graded crushed stone aggregate) as in foundation, 230 mm thick brick wall built in cement mortar 1:4, 50mm thick coping with PCC 1:3:6 type C-1 (using 20mm graded crushed stone aggregate), 15mm thick rendering in cement mortar 1:4 to all internal & exposed surface of valve pit including necessary excavation & earth work etc including dismantling of existing valve pit chamber complete all as specified & as directed.

Repair of CI sluice valve with flanged ends, cast iron body flanged and drilled end non rising type including replacement of brass spindle with nuts, gland cap, CI wheel suitable for 100mm bore, rubber gasket, bolts and nuts, washers etc., complete all as specified and as directed.

Repair of CI sluice valve with flanged ends, cast iron body flanged and drilled end non rising type including replacement of brass spindle with nuts, gland cap, CI wheel suitable for 150mm bore, rubber gasket, bolts and nuts, washers etc., complete all as specified and as directed.

Repair of CI sluice valve with flanged ends, cast iron body flanged and drilled end non rising type including replacement of brass spindle with nuts, gland cap, CI wheel suitable for 200mm bore, rubber gasket, bolts and nuts, washers etc., complete all as specified and as directed.

Repair of CI sluice valve with flanged ends, cast iron body flanged and drilled end non rising type including replacement of brass spindle with nuts, gland cap, CI wheel suitable for 250mm bore, rubber gasket, bolts and nuts, washers etc., complete all as specified and as directed.

M & L for Cast Iron fittings for flanged spigot and flanged socketed CI pipes for water mains for 80 mm bore, such as bends (any type, radius and angle) tapers any type (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch. "Y" junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs, including taking down existing cast iron fittings complete all as specified and as directed.

M & L for Cast Iron fittings for flanged spigot and flanged socketed CI pipes for water mains for 100 mm bore, such as bends (any type, radius and angle) tapers any type (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch. "Y" junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs, including taking down existing cast iron fittings complete all as specified and as directed.

M & L for Cast Iron fittings for flanged spigot and flanged socketed CI pipes for water mains for 150 mm bore, such as bends (any type, radius and angle) tapers any type (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch. "Y" junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs, including taking down existing cast iron fittings complete all as specified and as directed.

M & L for Cast Iron fittings for flanged spigot and flanged socketed CI pipes for water mains for 200 mm bore, such as bends (any type, radius and angle) tapers any type (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch. "Y" junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs, including taking down existing cast iron fittings complete all as specified and as directed.

Supply, laying, jointing and testing of 100mm dia class K-9 Ductile iron (DI), pressure pipes with spigot and socket ends, centrifugally cast, with cement mortar lining in inner side as per IS:8329/2000 (latest version) and other relevant standards and metallic zinc coating followed by a finishing layer of black bitumen coating on external surface, suitable for push on joint (rubber gasket joint) in any length with inside cement mortar lining laid in trenches including taking down existing pipe complete all as specified and as directed. Notes: Excavation & earthwork and rubber gasket joint ( push on joints) shall be measured and paid separately under respective item of BOQ.

Supply, laying, jointing and testing of 150mm dia class K-9 Ductile iron (DI), pressure pipes with spigot and socket ends, centrifugally cast, with cement mortar lining in inner side as per IS:8329/2000 (latest version) and other relevant standards and metallic zinc coating followed by a finishing layer of black bitumen coating on external surface, suitable for push on joint (rubber gasket joint) in any length with inside cement mortar lining laid in trenches including taking down existing pipe complete all as specified and as directed. Notes: Excavation & earthwork and rubber gasket joint ( push on joints) shall be measured and paid separately under respective item of BOQ.

Supply and fix DI special suitable fittings such as bens (any type, radius and angle) tapers, Tee pieces single branch , Collars, caps and plugs for DI pipe class K-7 upto 150 mm dia complete all as specified and as directed.

M & L for painting of external surfaces of any type of angle iron structures at filteration plant/pump house/water pipeline and cover plate of valve pit chambers/water duct cover sheet with two coats of synthetic enamel paint of colour red/brown/green/blue after single coats of red oxide Zinc Chrome of approved make including preparation of old rusted/painted surfaces complete including removal of rusting and preparation of surfaces, complete all as specified and as directed.

Supply and mix potash alum crystal ( fitkari ) suitable for purification of swimming pool water in the form of solid lumps /slabs from the manufacurer having valid BIS certificate as specified in table -1 of IS : 299-2012 complete all as specified and as directed.(Note:- Unit weight will be measured & paid through as per B.O.O)

Supply only of alumIna ferric (Grade-IV) suitable for purification of drinking water in the form of solid lumps /slabs from the manufacurer having valid BIS certificate as specified in table -1 of IS : 299-2012 complete all as specified and as directed. Note: Each block of alum supplied by the contractor should have a marking indicating weight of the slab and manufacturering date and be in proper packing.The contractor shall submit the latest report from anf Govt approved lab of the alumina ferric supplied.(Note:- Unit weight will be measured & paid through as per B.O.O)

Supply only of calcium Hypo Chlorite ganular in facory sealed HDPE container (45 Kg of each pack) decomposing at 177 ⁰ C, Mol wt - 142.98, Toxicity: Oral rat LD : 850mg/Kg having chlorination concentration level 65% to 70% complete all as specified and directed. (Note:-Unit weight will be measured & paid through as per B.O.O)