CWE/AF AMB/SAR-54/2023-24 REPAIR/MAINT OF EXTERNAL WATER SUPPLY SYSTEM AT CERTAIN RESTRICTED AREA (SG) SARSAWA UNDER GE (AF) SARSAWA

Amount

Excavation in trenches, not exceeding 1.5mtr wide and not exceeding 1.5mtr in depth; for foundation, laying/taking out pipes/cables etc. or for shafts, wells, cesspits, manholes, pier holes, etc. not exceeding 10sqm on plan & not exceeding 1.5mtr in depth and getting out, as in soft/loose type of soil complete all as specified & directed.

Excavation in trenches, not exceeding 1.5mtr wide and not exceeding 1.5mtr in depth; for foundation, laying/taking out pipes/cables etc. or for shafts, wells, cesspits, manholes, pier holes, etc. not exceeding 10sqm on plan & not exceeding 1.5mtr in depth and getting out, as in hard/dense type of soil or as in cutting of road/hardstanding/PCC complete all as specified & directed.

Returning, filling in including spreading leveling watering and well ramming in layers not exceeding 25cm thick each as in soft/loose type of soil complete all as specified & directed.

Removal of excavated soil to a distance not exceeding 50 mtr & depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified & directed.

M&L plain cement concrete(PCC) 1:3:6, type C-1, using 20mm graded mechanically crushed stone aggregate as in foundation, foundation filling and mass concrete complete all as specified & directed.

M&L brick work with sub class B, burnt clay bricks of old size, designation 75, straight or curved on plan exceeding 6 mtr mean radius, built in cement mortar 1:6, below/above plinth level complete all as specified & directed.

M&L rendering 10mm thick in cement mortar 1:6 on fair faces of brick masonry or concrete surfaces of walls, finished even & smooth without using extra cement complete all as specified & directed.

Attending complaints of leakage of water/ No water by removing float valve, water meter, stop cock etc. or GI tubing size 15mm to 20mm bore upto 0.30 mtr length including all GI fittings like elbow, socket, tee, Nipple, bend, union etc. and making new threads as required at site complete all as specified & directed.

Description all as per BOQ item No 8.00 here-in-above but tubing size 25mm bore complete all as specified & directed.

Description all as per BOQ item No 8.00 here-in-above but tubing size 40mm bore complete all as specified & directed.

Description all as per BOQ item No 8.00 here-in-above but tubing size 50mm bore complete all as specified & directed.

Description all as per BOQ item No 8.00 here-in-above but tubing size 80mm bore complete all as specified & directed. Notes for BOQ item No 8.00 to 12.00 (a) The cost of GI pipe upto 0.30 mtr and GI fittings shall be included in the quoted rated. (b) Excavation and earth work as required shall be measured & paid seperately. (c) Complaints of urgent nature will be attended round the clock including Sunday & Holiday to restore the water supply. (d) Dewatering of accumulated water using engine driven pump set etc is deemed to be included in quoted rate. (e) Complaints given to contractor shall be rectified within 24 hrs. (f) A pentality of Rs 500/- per complaint per day will be charged for not attending the complaints after 24 hrs. (g) Contractor will arrange all the T&P/Diesel pumps for dewatering where ever required without any extra cost to department.

Taking up/out cast/ductile iron water mains 80mm bore including all fittings with spigot and socketed ends or flanged ends including burning out lead joints or dismantling flanged joints complete all as specified & directed.

Description all as per BOQ item No 13.00 here-in-above but water mains 100mm bore complete all as specified & directed.

Relaying, jointing & testing cast iron/ductile iron water pipes 80mm bore as obtained vide item here-in-before with flanged end or spigot and socketed ends in any length including cleaning, cutting for reducing length as required, jointing as in trenches in new or old locations complete all as specified & directed.

Description all as per BOQ item No 15.00 here-in-above but water pipes 100mm bore complete all as specified & directed. Notes: (i) Excavation and earth work shall be measured & paid seperately for BOQ item No. 13.00 to 16.00 (ii) Joints, threading & CI specials shall be measured & paid separately for BOQ item No. 15.00 & 16.00

M&L laying, jointing & testing Ductile Iron(DI) water pipes 200mm bore class K-7 conforming to IS:8329/2000 amended upto date, in any length including jointing with push on rubber tyton joints, laid as in trenches complete all as specified & directed.

Description all as per BOQ item No 17.00 here-in-above but DI water pipes 150mm bore complete all as specified & directed.

Description all as per BOQ item No 17.00 here-in-above but DI water pipes 100mm bore complete all as specified & directed. Notes for BOQ item 17.00 to 19.00 Excavation , earth work & DI specials shall be measured & paid separately.

Supply, laying, jointing & testing Cast Iron(CI) water pipes 80mm bore with flanged end or spigot and socketed ends in any length conforming to IS:1536 upto date including cutting for reducing length as required, jointing laid as in trenches complete all as specified & directed. Note: Excavation, earth work, joints, threading & CI specials shall be measured & paid separately

M&L cutting of existing cast iron pipe of 80mm bore of any description for insertion of fittings and setting the pipe in proper alignment complete all as specified & directed.

M&L cutting of existing cast iron pipe of 100mm bore of any description for insertion of fittings and setting the pipe in proper alignment complete all as specified & directed. Note for BOQ item 21.00 & 22.00: Excavation, earth work and fittings shall be measured & paid separately

Labour only run lead joints for the pipe of 80mm bore of water supply lines with spigot & socket ends complete all as specified & directed.

Labour only run lead joints for the pipe of 100mm bore of water supply lines with spigot & socket ends complete all as specified & directed. Notes for BOQ item No. 23.00 & 24.00 (i) The joints are meant for laying new/old pipe & fittings and where independent leaking joints to be ordered. (ii) Old lead as obtained from BOQ item No. 13.00 & 14.00 shall be used under this item. Any additional lead as required shall be arranged by the contractor without any extra cost to department. (iii) Excavation and earth work for independent joints shall be measured & paid separately.

M&L run lead joint to CI pipe 80mm bore with spigot & socket ends complete all as specified & directed

M&L run lead joint to CI pipe 100mm bore with spigot & socket ends complete all as specified & directed

M&L run lead joint to CI pipe 150mm bore with spigot & socket ends complete all as specified & directed

Taking up or down old unserviceable steel water tubing GI pipe 15mm bore from trenches or walls etc complete all as specified & directed.

Taking up or down old unserviceable steel water tubing GI pipe 20mm bore from trenches or walls etc complete all as specified & directed.

Taking up or down old unserviceable steel water tubing GI pipe 25mm bore from trenches or walls etc complete all as specified & directed.

Taking up or down old unserviceable steel water tubing GI pipe 40mm bore from trenches or walls etc complete all as specified & directed.

Taking up or down old unserviceable steel water tubing GI pipe 50mm bore from trenches or walls etc complete all as specified & directed.

Taking up or down old unserviceable steel water tubing GI pipe 80mm bore from trenches or walls etc complete all as specified & directed. Note for BOQ item No. 28.00 to 33.00: Excavation and earth work shall be measured & paid separately

Supply, laying, jointing galvanized steel water tubing, medium grade 15mm bore screwed and socketed joints with and including all required fittings laid as in trenches/floors or fixed on walls etc complete all as specified & directed.

Description all as per BOQ item No 34.00 here-in-above but 20mm bore complete all as specified & directed.

Description all as per BOQ item No 34.00 here-in-above but 25mm bore complete all as specified & directed.

Description all as per BOQ item No 34.00 here-in-above but 40mm bore complete all as specified & directed.

Description all as per BOQ item No 34.00 here-in-above but 50mm bore complete all as specified & directed.

Description all as per BOQ item No 34.00 here-in-above but 80mm bore complete all as specified & directed.

S&F in replacement gun metal globe or gate valve heavy duty ISI marked class-I with iron wheel head, screwed both ends for iron pipe of 15mm bore complete all as specified & directed.

Description all as per BOQ item No 40.00 here-in-above but iron pipe of 20mm bore complete all as specified & directed.

Description all as per BOQ item No 40.00 here-in-above but iron pipe of 25mm bore complete all as specified & directed.

Description all as per BOQ item No 40.00 here-in-above but iron pipe of 40mm bore complete all as specified & directed.

Description all as per BOQ item No 40.00 here-in-above but iron pipe of 50mm bore complete all as specified & directed.

S&F in replacement 150mm bore cast iron Sluice Valve ISI marked with hand wheel suitable, rating PN 1.0 with SS spindle including jointing with new MS nuts and bolts washers and gasket etc complete all as specified & directed

Description all as per BOQ item No 45.00 here-in-above but 100mm bore cast iron Sluice Valve complete all as specified & directed.

Description all as per BOQ item No 45.00 here-in-above but 80mm bore cast iron Sluice Valve complete all as specified & directed.

M&L construction of masonry pits of size 60cm x 60cm x 60cm (internal size) for sluice valves with sub Class 'B' bricks straight or curved or plan exceeding 6 mtr mean radius built in cement mortor 1:6, PCC 1:3:6 in foundaiton, 15mm thick plaster in cement mortor 1:4 on internal faces of walls, 40mm thick PCC 1:2:4 in floors including valve pit cover made out of MS sheet 2mm thick with angle iron 40mm x 40mm x 6mm frame with fixing hinges, locking arrangement hold fas and handle etc. duly painted with two coats of synthetic enamel paint over & including one coat of red oxide primer including necessary excavation & earth work in soft/ loose soil etc. including breaking of existing broken/damaged valve pit complete all as specified & directed.

Description all as per BOQ item No 48.00 here-in-above but size 90cm x 90cm x 90cm (internal size) complete all as specified & directed.

Description all as per BOQ item No 48.00 here-in-above but size 120cm x 120cm x 120cm (internal size) complete all as specified & directed.

S&F cast iron/ductile iron fittings of size upto 300mm bore for spigot and socketed pipes e.g Bends (any type, radius and angle). Tapers any type (straight, end increasing, decreasing or double socket etc). Tee pieces single branch, 'Y' junctions double branches, crosses (all socket or socket and spigot) collars caps and plugs conforming to IS complete all as specified & directed. Note: The cast iron/ductile iron pipe fittings shall be conforming to IS:9523 & IS:1538 both upto date respectively.

S&F 'D' joint complete set including nuts/bolts and rubber ring for repair to GI/CI/DI pipe line of pipe of 50mm bore complete all as specified & directed.

S&F 'D' joint complete set including nuts/bolts and rubber ring for repair to GI/CI/DI pipe line of pipe of 80mm bore complete all as specified & directed.

S&F 'D' joint complete set including nuts/bolts and rubber ring for repair to GI/CI/DI pipe line of pipe of 100mm bore complete all as specified & directed.

S&F 'D' joint complete set including nuts/bolts and rubber ring for repair to GI/CI/DI pipe line of pipe of 150mm bore complete all as specified & directed.

M&L drilling & tapping CI/DI/GI water mains of any size (in position) for branch connection of the internal dia of size 20mm including supply and fixing plain brass ferrules screwed both end 20mm bore including necessary earth work complete all as specified & directed.

M&L for repair to sluice valve installed at existing pipe line of 80mm bore by opening up, necessary repair comprising replacement of glands, gland packing, gaskets, facing the gate & valve seat, replacement of nut bolts, reassembling and fixing in position & testing etc. complete all as specified & directed.

Description all as per BOQ item No 57.00 here-in-above but pipe line of 100mm bore complete all as specified & directed.

Description all as per BOQ item No 57.00 here-in-above but pipe line of 150mm bore complete all as specified & directed. Note :- (a) Necessary arrangements for regulating the water supply in line for the purpose of repair shall be made by contractor at his own expenses. (b) MS Spindle shall be measured & paid separately.

M&L in replacement MS spindle for 80mm bore sluice valve complete all as specified & directed.

M&L in replacement MS spindle for 100mm bore sluice valve complete all as specified & directed.

M&L in replacement MS spindle for 150mm bore sluice valve complete all as specified & directed.

S&F in replacement Bib tap size 20mm bore, standard PTMT and colour high pressure screwed for iron pipe and fixed with nipple/elbow and socket complete all as specified & directed.

M&L in replacement mild steel work as in cover for valve pit chamber of size upto 1100mm x 1100mm, made out of 3mm thick MS sheet including angle iron frame 40mm x 40mm x 5mm with locking arrangement complete all as specified & directed. Notes: The MS cover shall be painted with two coats of synthetic enamel paint over & including one coat of red oxide primer. The cover shall be fixed at site and necessary PCC 1:2:4 (type B-1) as required for fixing included in quoted rates.

S&F in replacement of FRP hypo-chlorine powder granules solution preparation cum setting tank capacity 100 Ltrs with lid, port hole, inlet/outlet/drain connection level gauge etc. and fitted with 1 phase 0.5HP motor as per OEM specification and metallic agitator rod with antirust coating complete with wiring complete all as specified & directed.

S&F in replacement of electric operated 250 volt AC 50 Hz having pressure rating 100 PSI and discharge 40 GPD Dosing Pump, Pump tube and one Dosing Pump, High pressure single head gear motored adjustable dosing pump with all accessories with pump tube injection check valve, foot valve, strainer etc. complete all as specified & directed.

Lifting/taking out the defective submersible pump motor upto 15 HP capacity, any description/make, from any depth of bore well by lifting tools, chain pully etc carefully, by disconnecting/dismantling all electric connection, column pipes of size 100mm etc and transporting the defective pump motor set to workshop, lowering the same/repaired/new serviceable submersible pump motor set to the existing location including replacing the rubber packing/GI nut bolts of the column pipes etc of suitable size where ever required complete all as specified & directed.

M&L rewinding of submersible motor 15 HP with super enamelled copper wire as per existing wire gauge and connection with insulation complete all as specified & directed.

M&L for repairing of submersible pump 15 Hp including seals, bush, bearings impellers etc complete all as specified & directed. Note: Complete repairing of submersible motor except winding is included in quoted rates. Winding shall be measured & paid seperately.

Collection of water samples (with and without chlorination) from pump house new camp/old camp bore wells/sumps in sterilized bottles all as per the standard instructions and guidelines of the Chief Water Analyst of Department of water and Sewage examination from any NABL approved LAB, transporting the samples safely and getting the same tested for chemical and bactyeriological tests, with and without chlorination test from the same institute and report shall be submitted to Engineer-in-charge complete all as specified & directed. Note :- (i) The water samples with and without chlorination (i.e. two samples) shall be measured as one unit for payment purpose.

M&L opening of mono-block pump set of 7.5 HP capacity from the installed position, dismantling of pump and motor assembly, complete servicing and cleaning of pumpset and refixing the same to the installed position complete all as specified & directed.

S&F in replacement MCCB 100 Amps 04 pole 415 volt, 50Hz, 25 KA with thermal magnetic release type complete all as specified & directed.

S&F in replacement MCCB 125 Amps 04 pole 415 volt, 50Hz, 25 KA with thermal magnetic release type complete all as specified & directed.

S&F in replacement power contactor 3 pole 3 phase standard coil voltage 240/415 volt, 50HZ auxiliary contact 2 No + 2NC, current rating 40 Amps complete all as specified & directed.

S&F in replacement power contactor 3 pole 3 phase standard coil voltage 240/415 volt, 50HZ auxiliary contact 2 No + 2NC, current rating 32 Amps complete all as specified & directed.

S&F in replacement submersible starter panel dry type, wall mounted, star delta type for 15 HP motor three phase 50 Hz complete with single phase, reverse phase, over load, under/over load vlotage protection complete all as specified & directed.

M&L painting of entire OH tank (height upto 25 mtr) after complete removal/scrapping of old surface with one coat wall primer and two coats of cement base paint complete all as specified & directed.

M&L painting on MS/steel structures/member of RCC OH tanks of capacity 50000 litre and 18 RM staging, height upto 25 mtr after complete removal of existing paint, applying one coat of red oxide primer and two coats of synthetic enamel paint complete all as specified & directed.

Supply, laying, jointing/welding PPR water pipes , mono-layer PN16 grade of pipe 15mm bore, including all required fittings laid as in trenches/floors or fixed on walls complete all as specified & directed.

Description all as per BOQ item No 79.00 here-in-above but pipe 20mm bore complete all as specified & directed.

S&F in replacement of submersible copper cable with size 4 Sqmm 3 core complete all as specified & directed.

Supply only High strength calcium based granular disinfectant for water treatment in factory sealed non returnable HDPE containers (40 to 50 Kg each) having chlorine concentration level 65% or above complete all as specified & directed. Note :- The contractor must submit the certificate of compliance in original from manufactures by all India authorised MES distributor for each batch of product delivery indicating including chemical report by all India distributer.

The BOQ item No. 84.01 & 84.02 here-in-after shall be treated as Sch 'A' Part - II and the Period of completeion for these items has been specified in Sch A Notes here-in-before.

Comprehensive, preventive and periodical maintance of 01 No electrically operated RO of capacity 500 LPH, Make : Ion Exchange installed at site to be maintained round the clock as described here-in-after in reliable and efficient operating condition by regularly examine all the filters, pumps, tanks, membrane sand media, Antiscalent, UV and other electrical parts using techniques and expertise consultancy including replacement of spares parts as and when required complete all as specified & directed.

Description all as per BOQ item No 84.01 here-in-above but capacity 250 LPH complete all as specified & directed. Note for BOQ item No. 84.01 & 84.02: The work shall be executed through authorized dealer of RO and spare parts shall be replaced by dealer of same makes as existing with gurantee/warantee documents. Comprehensive maint of RO shall be carried out immediately after issue of work order but not later than within 15 days of failing which penality of Rs. 500.00 per day shall be imposed.

For Credit Schedule refer tender documents. The amount of credit schedule shall be deducted from total quoted amount of BOQ to arrive contract sum.