CLEANING OF SEMI UG SUMP/RAW WATER TANK/FILTER PLANT ALONGWITH CONNECTED ITEMS OF WKS AT MIL STN PITHORAGARH

Amount

DESCRIPTION OF ITEMS

Cleaning of valve pit chamber of any size by taking out mud and muddy water and depositing the same at a distance not exceeding 20 meter away from pit including swiping free from any type of dirt including rectification the leakage of valve of any size by using gland of appropriate size and required packing materials complete all as specified and directed.

Cutting of bushes, grass, small trees at water supply installations/where directed as per requirement and disposal of the same at a distance not exceeding 50 mtr all as directed.

Material & Labour for cleaning (taking out mud, grass & bushes etc) of ponds near main source at thuli gad and making arragement of bundh to develope ponds with help of soil filled bags approx 8'x2'x3' to enable water pumping during summer complete all as specified and directed.

Material and Labour for cleaning of 3,00,000 gallons capacity RCC ground water tank/ clarifying cum sedimentation tank, flow water tank pumping out all water, taking out dirty water stone pieces and sludge etc by usnig buckets / motor, cleaning and removing all dirt and plant completely from wall and floor of the tank and from mouths of inlet and outlet pipes etc and by rubbing with wire brushes and removing all waste to distance not exc 50 mtr and depositing where directed cleaning the tank inner surface with suitable cleaning agent and fresh water and removing dirty water out of the tank complete with in 12 Hrs and writing date of cleaning on external surface of wall with synthetic enamel paint after removing old date complete all as specified and directed.

All as per Item No 4 above but 2,50,000 gallons capacity

All as per Item No 4 above but 2,00,000 gallons capacity

All as per Item No 4 above but 1,50,000 gallons capacity ground water tank

All as per Item No 4 above but 1,00,000 gallons capacity ground water tank

All as per Item No 4 above but 60,000 gallons capacity ground water tank

All as per Item No 4 above but 50,000 gallons capacity ground water tank

All as per Item No 4 above but 2,50,000 gallons capacity water clarifying cum sedimentation tank including rotating blades complete all as specified and directed.

All as per Item No 4 above but 28,000 gallons capacity flow water tank including rotating blades complete all as specified and directed.

All as per Item No 4 above but Water storage tank in two compartment 2000 Gallons capacity at Shiv dhara source complete all as specified and directed.

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5 M. deep for foundation or for laying of pipes etc and getting out in hard/dense soil complete all as specified and directed

Returning filling in including spreading, levelling, watering and well ramming in layers not exceeding 25cm complete all as specified and directed

Removing excavated soil to a distance exceeding 50m but not exceeding 250m and depositing where directed at a level not exceeding 1.5 m above the starting point , complete all as specified and directed.

Disconnecting and taking up or down steel water tubing and connections for 15mm dia bore size complete all as specified and directed.

All as per Item No 17 above but size 20mm dia bore

All as per Item No 17 above but size 25mm dia bore

All as per Item No 17 above but size 40/50 mm dia bore

All as per Item No 17 above but size 80/100/ 150mm dia bore

Material and Labour for 15 mm dia bore GI tubing medium grade complete with all fittings laid in trenches/ walls all as specified and directed.

All as per Item No 22 above but size 20 mm dia bore

All as per Item No 22 above but size 25 mm dia bore

All as per Item No 22 above but size 40 mm dia bore

All as per Item No 22 above but size 50 mm dia bore

All as per Item No 22 above but size 80 mm dia bore

All as per Item No 22 above but size 100 mm dia bore, cost of flange with nut & bolts shall be deemed to be included in the quoted rate.

All as per Item No 22 above but size 150 mm dia bore, cost of flange with nut & bolts shall be deemed to be included in the quoted rate.

Supply and Fix in replacement of 15mm dia bore Gun metal gate valve screwed both end with iron head wheel complete all as specified and directed.

All as per Item No 30 above but 20mm dia bore

All as per Item No 30 above but 25mm dia bore

All as per Item No 30 above but 40mm dia bore

All as per Item No 30 above but 50 mm dia bore

Material and Labour for cutting of road not exceeding 50cm wide and 100cm depth for repair of pipe line and making good the disturbed road with PCC 1:2:4 type B-1 using 20mm graded stone aggregate complete all as specified and directed.

Material and Labour for repair leaking joint of 300mm dia bore of spigot and socket pipes and fittings and taking out lead and other joint materials and making new lead joint with new jointing materials like spun yarn and additional quantity of lead as reqd at site to stop leaking complete all as specified and directed.

All as per Item No 36 above but 150mm dia

All as per Item No 36 above but 100 mm dia

All as per Item No 36 above but 80 mm dia

Material and Labour for repair of leaking joints for 150 mm bore of pipe by applying welding on both sides of socket/flanged/ angle to stop the leakage by arranging welding set at site of work and testing on completion including earth work all complete all as specified and directed.

All as per Item No 40 above but 100mm bore

All as per Item No 40 above but 80mm bore

Material and Labour for providing rubber or fiber board gasket for jointing of GI/CI flanged pipes & making the joint leak proof including taking out unserviceable packing for 300 mm dia complete all as specified and directed.

All as per Item No 43 above but 150 mm dia

All as per Item No 43 above but 100 mm dia

All as per Item No 43 above but 80/50 mm dia

Supply and Fix in replacement of 80 mm dia Sluice valve both end flanged class PN-1.6 complete with Steel spindles check nut CI wheel including all fixing arrangements complete all as specified and as directed.

All as per Item No 47 above but 100 mm dia

All as per Item No 47 above but 150 mm dia

All as per Item No 47 above but 300 mm dia

Material and Labour for repacking stuffing box of sluice valve spindle including taking apart and reassembling of 300 mm dia sizes complete all as specified and as directed.

All as per Item No 51 above but 150 mm dia

All as per Item No 51 above but 100 mm dia

All as per Item No 51 above but 80 mm dia

Taking out brass spindles of sluice valve for remetaling /regrinding complete as required and refixing the same in position of size 80mm dia complete all as specified and as directed.

All as per Item No 55 above but 100 mm dia

All as per Item No 55 above but 150 mm dia

All as per Item No 55 above but 300 mm dia

Supply and Fix in replacement of spindle brass/stainless steel with wheel of sluice valve of size 300 mm dia complete all as specified and as directed.

All as per Item No 59 above but 150mm dia

All as per Item No 59 above but 100mm dia

Supply and Fix in replacement of cast iron non return valve 150 PSI, ISI marked, both end flanged complete with jointing materials such as rubber gasket, nut & bolts with suitable washer complete of 80mm dia of pipes complete all as specified and as directed.

All as per Item No 62 above but 100 mm dia

All as per Item No 62 above but 150mm dia

Taking out float mechanism of existing NRV (non return valve) for servicing, remetaling /regrinding shaft and replacement of rubber gasket of 100 mm dia size complete as required and refixing the same in position all as directed.

All as per Item No 65 above but 150 mm dia

Material and Labour in replacement of existing water level indicator of overhead tanks & underground sumps by replacing the defective parts such as MS pully with bearing, steelwire rope of required length, float ball and graduation board including painting and numbering etc complete all as specified and directed.

Supply and Fix in repair mild steel work grade FE-290, E-165, unmachined in brackets gully trapes, grating, railing, chamber covers, dampers, stop valve boxes and similar articles including two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed.

Supply and Fix in replacement of 150mm bore CI foot valve one end flanged other end stranier, ISI marked, Ball/NRV type with and including necessary nuts, bolts & rubber gasket complete all as specified and directed.

Supply and Fix in repair dead nut size 15/20 mm dia bore complete all as specified and directed.

S& Fix in replacement cast iron bib taps screwed for iron pipe 15 mm dia all as specified and directed.

S& Fix in replacement cast iron bib taps screwed for iron pipe 20 mm dia all as specified and directed.

Material and Labour for PCC 1:2:4 type B-2 using 40mm graded stone aggregate as in Foundation of Pumps or pillar/Thrust block for supporting of pipe including necessary form work complete all as specified and directed. Note: Foundation of Pump grounting nuts & bolts for pumps included in the qouted rates.

Taking down cement plaster including racking out joints, hacking for key, scrubbing down with water on walls complete all as specified and directed.

Material and Labour for rendering 15mm thick cement plaster 1:4 on stone masonary surfaces or surface other than fair face of brickwork or on one side of lathing complete all as specified and directed.

Material and Labour for pre-cast cement concrete block of PCC 1:3:6 type C-1 using 20 mm graded stone aggregate, masonary set in cement mortar 1:4 with solid blocks, exceeding 10 cm in width complete all as specified and directed.

Supply and Fix in replacement of air release valve double chamber of size 150 mm complete all as specified and directed.

Supply and Fix in replacement of air release valve double chamber of size 200mm complete all as specified and directed.

Material and Labour for fabrication of MS channel base frame for motor and pump as per existing size including welding, leveling alignment & testing of electric moter,pump or Air compressure including nut & bolts and including dismantling of old MS frame complete all as specified and directed.

S & F in replacement of DI fittings & fixtures any size ie Bends(any radius), Tee, tails piece etc all as directed by Engr in- Charge

Material and Labour for replacement of providing lowering in trenches, laying and jointing ductile iron pipe (K-7), socket and spigot end, as per specifications (IS-8329) with internal cement mortar lining and external bitumen coating for portable water supply with rubber ring joints, including cost of rubber rings as per IS:5382 (1985), giving satisfactory hydraulic field testing and commissioning as per Technical specification etc complete of 150mm dia complete all as specified and directed.

Material and Labour for replacement of providing lowering in trenches, laying and jointing ductile iron pipe (K-9), socket and spigot end, as per specifications (IS-8329) with internal cement mortar lining and external bitumen coating for portable water supply with rubber ring joints, including cost of rubber rings as per IS:5382 (1985), giving satisfactory hydraulic field testing and commissioning as per Technical specification etc complete of 150mm dia complete all as specified and directed.

Material and Labour for dismantling of sluice valve spindal assembly complete with opening of nut & bolt with long handle with lathe work and replacement of gland/packing to repair leakage from valve of size 300/200/150mm including replacement of spindle assembly complete all as directed.

Supply and Fix in replacement of 150 mm dia Butter fly valve CI class PN-1.6 including all fixing arrangements complete all as specified and as directed.

All as per Item No 85 above but 100 mm dia bore

All as per Item No 85 above but 80 mm dia bore

All as per Item No 85 above but 50 mm dia bore

All as per Item No 85 above but 40 mm dia bore

Supply and Fix in replacement of Sluice valve Cast Steel 150 mm dia, Class 300, Double flanged/ butt weld end, outside crew rising stem , Yoke type bonnet, back seat bush arrangement to enable repacking under pressurenon rising type complete with Steel spindles check nut CI wheel including all fixing arrangements including alteration work in pipe line complete all as specified and as directed.

S & F and testing of Monoset pump single phase, 220 Volt, capacity KW/HP-0.75/1.00 and including suction and delivery pipe 25mm alongwith NRV and connecting pipe line and plumbing work connection to existing line at roof top complete all as specified and directed.

Dismantling of existing valve chambers and removing the demolished materials to a distance not exceeding 50 m and Material & Labour for reconstruction of the same (internal size 950x950x950 mm) with PCC 1:3:6 type C-1 using 20 mm graded stone aggregate solid blocks masonry set in CM 1:6 with PCC 1:3:6 type C-2 using 40 mm graded stone aggregate in foundation, PCC 1:2:4 type B-1 using 20 mm graded stone aggregate as in flooring bed & copping and applying 15mm thick cement plaster in cement mortar 1:4 mixed with water proofing compound as per manufacturers instruction on the inside of valve pit & valve pit cover made out of 3mm thick mild steel sheet with 40 x 40 x 5 mm angle iron frame and 40 x 5 mm mild steel hold fast embedded in PCC including two coats synthetic enamel paint blue over a coat of red oxide primer etc complete all as specified and directed.

All as per Item No 91 above but of internal size 650x650x650 mm

M & L for petty repair to water supply network of upto 50mm bore pipe line for stopping leaking by providing new GI union, socket, Tee , elbow, bends, nut bolts, washers or welding etc and to make threading as required at site and testing on completion including earth work complete all as specified and directed.

Supply and fix chlorine dosing system consisting of (a) Receptacle for power-free automatic water sanitiser / conditioning treatment station with proportional dosing arrangement with following attachments : Water inlet valve Overflow valve (rubber guard included) Outlet valve for standalone gravity flow Outlet valve for automated flow Drain valve Level controller Level gauge Detachable grouting base with rubber buffer Custom cover synchronous fixing arrangement Material of construction : Non-metallic thermoplastic Maximum Temperatur : 45⁰ C Capacity : 50 / 100 /150 /200 litres Shape : Cylinderical Copatibility: Chlorine tablets contained in plastic cylindrical sealed disposable sanitiser Refill ......Contd/-

(b) Custom cover for power-free automatic water sanitiser / conditioning tretemnt station with proportional dosing arrangment with following attachments : Multi-cavity arrangement with individual lids (13) In built injector for pressurized off-line automated operation 1/2 inch Inlet & outlet connections Suction line connection with transparent tube Base component synchronous fixing arrangement with fasteners Material of construction : Non-metallic Maximum Temperatur : 45⁰ C Shape : Circular Compatibility : Chlorine tablets contained in plastic cylindrical sealed disposable sanitiser Refill

Supply and refill Chlorine tablets contained in plastic cylindrical sealed disposable sanitiser refillfor disinfection of drinking water with arrangement for controlled release of disinfectant in water, suitable for operation through recommended dosing system. Replacement indication : visual & weight variation Watercontact orifice design : Sealed when dry, expsoed upon immersion Operation type : Non contact, non inhalatory Cylinder dia : 2.5 inches + inches Cylinder height : Minimum 10.0 inches + inches Operationla stipulations: (a) Heavy Metal (Pb & Hg) contamination in the product media must be BDL as per AAS data. (b) Minimum volume of water disinfected by each Chlorine tablets Refill to obtain disinfection activity of 1 ppm on spot (influent water quality variation, ambient & site condition variations apply) as per absorbance date generated at ƛmax 515 nm Three Hundred Thousand Litres (c) Stability : Active ingredient stability (when stored at 25°-45° C temp.) must be at least 98% after one year as per data generated by Accelerated Stability Test Protocal. (d) Safety & health hazard aspects on usage of the product media for regular drinking water disinfection:

Heavy Metal contaminants (like Mercury & Lead) in product media must be Belfow Detectable Limit (BDL) and the product must pass the Acute Toxicity Test (to specially confirm non Toxicity for Mammalian cells), based on which the product must be considered safe to use from human health safety point of view and freedom from toxicity when used in drinking water disinfection in recommended dosage. (e) The refills must ensure infrastructural safet (as per data generated by Electrolytic Conductiviy (μs/cm) Test protocol) and operator's health safety. (f) Auto Economy Refill must be compliant with operatos health safety considering regular exposure. The brand and make of the sanitiser must be stated and certified by a laboratory/study centre of any State University (a university established or incorporated by a Provincial Act or by a State Act) having infrastructural facilities to conduct the tests by above methods, confirming compliance to all teh above operational stipulations with a declaratio from the laboratory that the product is safe to use from health safety point of view when used for drinking water disinfection in recommended dosage.

Supply, installation, testing & commissioning of chlorination dosing pump. Delivery rate at Max.back pressure of 10 Bar(LPH-5.76),Delivery rate at medium back pressure of 6 Bar(LPH-6.4),Stoke rate(Strokes/HOUR-6600),Suction lift(M WC)6,Motor rating(W) 190.Shipping weight(KG)-7.5,Accessories include Foot Valve,Dosing Valve & 3 M Tubing. Necessary arrangement at site will provide by the contractor.The accessories in the dosing system must consist of the following: a) Preparation tank:(170-300Ltr.) i) Water inlet line ii) Outlet with strainer iii) Drain iv) Overflow v) Conical bottom for sludge disposal vi) Port whole with cover vii) Level gauge viii) Agitator:120watts, 900 rmp, single phase flange mounted motor with plastic shaft & impeller b) Service Tank:(100 Ltr.) i) Water inlet ii) Dosing Pump mounting provision on lid / wall iii) Drain iv) Overflow v) Level Gauge vi) Inspection Port.

aditya construction