Military Engineer Services-MES has published Tender For Repairs Maintenance Of Filtration Plant Dosing Pumps Control Valves, Valves Chambers And Connected Pipeline At Zakhama Military Station Under Age I Zakhama.. Submission Date for this Tender is 02-02-2023. Dosing Pump Tenders in zakhama Nagaland. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 26-Jan-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 02-02-2023 |
| Sl. No. | Item Description |
| 1 | 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. |
| 2 | Returning, filling, inincluding spreading, levelling, watering and well ramming in layers n.exc. 25cm thick complete all as specified and as directed. |
| 3 | 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. |
| 4 | Supply, laying, testing 200mm dia ductile iron pressure pipe socket and spigot end, class K-9, confirming to IS-8329/2000 blast furnace slag cement with portland cement properties suitable for push-on - joint with inside cement mortar lining, internal metallic zinc coating and external black bitumen coatingduly ISI marked laid in trenches including making good disturbed surfaces of road /pavement/PCC surface as required including taking out old existing pipeline of any description and sizecomplete all as specified and as directed. |
| 5 | S & F GI tubing 50 mm bore, medium grade with all fittings, laid in trenches including taking up/down old steel tubing with fittings complete all as specified and as directed. |
| 6 | S & F GI tubing 25 mm bore, medium grade with all fittings, laid in trenchesincluding taking up/down old steel tubing with fittings complete all as specified and as directed. |
| 7 | S & F GI tubing 20 mm bore, medium grade with all fittings, laid in trenches including taking up/down old steel tubing with fittings complete all as specified and as directed. |
| 8 | M & L for Cast iron fittings for spigot and socket pipes of size upto 300mm boresuch 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 complete all as specified and as directed. |
| 9 | M & L for run lead joints with and including properpacking and lead seal for insertion of new tees, and CI specials for 200 mm dia bore pipe and all as specified and as directed. |
| 10 | M&L for Cutting the existing CI/DI 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 will be paid seperately under respecitve items of the schedule). |
| 11 | S & F in repairs, 50mm bore, gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe or for union complete all as specified and directed. |
| 12 | S & F in repairs, 25mm bore, gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe or for union complete all as specified and directed. |
| 13 | S & F in repairs, 20mm bore, gun metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe or for union complete all as specified and directed. |
| 14 | S&F in repairs, sluice valve (heavy duty) with stainless steel spindle heavy duty conforming to IS 14846 (2000) both end flanged class PN 1.6 of size 80 mm dia including necessary nuts,bolts washers and gasket complete all as specified and as directed. |
| 15 | S&F in repairs, non return valve 100mm dia bore screwed type ISI marked, including jointing materials complete all as specified and as directed. |
| 16 | M&L for Leakage detection in GI water lines of upto 50 mm bore and necessary repairs including,cutting,threading for addition/alteration and insertion of new fittings all as specified and directed.(Note- The rate quoted by the contractor shall deemed to inclusive of earth work also). |
| 17 | M&L for Leakage detection in CI/DI water mains from source-1 or source -2 to pump house No-1 or pump house No-3 and dismantling of defective/unserviceable 150 mm nominal size pipe line and taking out from trenches/ hard rocks with necessary excavation work and carrying out the repair work at site or local wk shop for welding work to repair defective portion of pipe line and providing leak proof jointing material to leaked/pierced portion and took back after repair to work site complete and relaying of repaired pipe line 150mm bore in trenches and jointing the same in trenches complete with new gasket, nut bolts and other jointing material including testing/commissioning the pipe line on full pressure complete all as specified and directed by Engr-in-charge. NOTE :- (i) flanges & flanged joints shall lead joint deemed to be including in quoted rate .(ii) Work will be carried out in piecemeal locations experienced based on break downs and weaker sections of existing rising main as per site requirement and as directed by Engineer-in-charge. (iii) connecting and supporting the pipe lines using ropes/wiresetc as per site requirements etc and rectify the defects on urgent basis. |
| 18 | M&L for construction of valve pitof size 1.2 m x 1.2 m x 0.9 m (internal dimension)one brickthick wall, rendering 15 mm thick in CM 1:4 internally & externally (15cm depth below GL) finished even & smooth without using extra cement and applying three coat of white wash,mild steel sheet covermade of mild steel sheet, 3 mm thickand 40 mmx 40 mm x 6mm thick mild steel angle iron frame including locking arrangement,handle etc and painting with two coatsof synthetic enamel paint over a coat of red oxide primer after preparation of surfaces including demolition of existing brick masonry valve pit complete all as specified and as directed. |
| 19 | M & L for opening top of 10,000 GPH capacity pressure filter Horizontal / vertical type using welding cutter, unloading the filter media form the pressure filter e.g sand gravells (different sizes) takings out carefully strainer (Push/Thread) from inside bed plate, cleaning the inside chamber disposal of sand/gravels within 100 meter radious from the existing filter plant and closing the same with new gasket seat complete all as directed by Engineer-in-Charge. |
| 20 | M&L for Supply & re-filling the new graded gravels/silica sandof different size inside the pressure filters invarious layers as required complete all as directed by Engineer-in-Charge. (a) silica sand of 20 x 40 mesh(b)Gravel of size 1" x 3/4" (25-20mm) (c)Gravel of size 3/4" x 1/2" (18-12mm) (d)Gravels of size 1/2" x 1/4" (10-06mm) |
| 21 | M&l for washing and cleaning of existing filter media of pressure filter with water and shorting out the re-usable media including re-filling the same in various layers and complete all as specified and as directed. |
| 22 | S&f 5/8” PVC double nut strainer for pressure filters complete all as specified and as directed. |
| 23 | M&L for painting with one coat of black bituminous paint suitable for drinking water inside the vessels after preparation of old surfaces complete all as specified and as directed. |
| 24 | M&L for preparation old surface and applying two coats of synthetic enamel paintof colour as directedover the outside surface of filter plant, pipe lines, marking to pipe(incoming, outgoing, overlfow , washout), valves, valve pitsetc. after scraping old damaged paintingusing spray machines or manually complete all as specified and as directed. |
| 25 | Supply only Bleaching powder stable Grade-I as per IS specifiction 1065/1989 (2nd revision) fresh MED in 25 Kgs HDPC bags having chlorine not less than 30% all as specified. Make-/Brila Adhithya/Sriram/Gujrat alcalies & Chemicals ltd/Centarary alcalies |
| 26 | Material and labour for repair/servicing of Aqua fit/Sathya sai dozing system high pressure single head adjustable 5Kg/cm2 max out put dozing pumps electrically operated single phase 220V 50Hz including replacement of unservieable spares and recommissiong and testing after repair complete all as specified and as directed. Make: Aqua Fit/Sathya Sai. Note: Spares requird for servicing shall be measured and paid seperately under respective items of the schedule. |
| 27 | Supply onlyPVCsuction tubing 3-6 mm dia to with standwater pressure minimum 10 Kg/cm square |
| 28 | Supply onlySuction valve Non-metallic including PVC strainer complete all as specified and as directed. |
| 29 | Supply onlyDiaphram Teflon based complete all as specified and as directed. |
| 30 | Supply onlyDischarge valve non metallic complete all as specified and as directed. |
| 31 | Supply onlyPCBfor chemical dozing pump complete all as specified and as directed. |
| 32 | Cutting the existing copper winding ofmotor SP, 220V, 120W,960 RPMand rewinding the armature (Rotor) with super enamelled copper wire of suitable size (ISI marked),includindall insulating materials,varnishing, heating and drying complete withl satisfactory testingon full load to entire satisfaction of Engineer-in-Charge. |
| 33 | M&L for opening the top of the sluice valve carefully of size80mm bore PN-1.6, taking out the gate & spindle, scraping/cleaning the gate both sides, cleaning/scraping of sluice valve body throughlyfrom inside, refixing / replacing the spindle, gate check nut and top of sluice valve including replacement of gland packing rope of suitable size & rubber gasketand Bolt, nut with washers necessary metalling , grinding and leveling of the valve door seating complete all as specified and as directed. Note:-Replacement of check nut/ spindleetc shall be measured and paid separately under relevant items) |
| 34 | All as per Item No 33 here in before but 100 mm dia bore. |
| 35 | All as per Item No 33 here in before but 150 mm dia bore. |
| 36 | Supply only brass spindle including check Nut suitable for 80 mm dia bore. |
| 37 | Supply only brass spindle including check Nut suitable for 100 mm dia bore. |
| 38 | Supply only brass spindle including check Nut suitable for 150 mm dia bore. |
| 39 | M&L for opening the top of the Non return valve carefully of size80mm bore, taking out the wafer, scraping/cleaning the gate both sides, cleaning/scraping of Non return valve body throughlyfrom inside, refixing / replacing the waferincluding replacement of gland packing rope of suitable size & rubber gasketand Bolt, nut with washers necessary metalling , grinding and leveling of the valve door seating complete all as specified and as directed. Note:-Replacement of wafer, minor parts etc deemed to be included in quoted rate. |
| 40 | All as per Item No 39 here in before but 100 mm dia bore. |
| 41 | All as per Item No 39 here in before but 150 mm dia bore. |
| 42 | Taking out sluice valve 100 mm dia andrefacing, regrinding and refixing the same complete all as specified and as directed. |
| 43 | M&L for repacking stuffing box of sluice valve 150 mm spindle including taking apart and reassembling complete all as specified and as directed. |
| 44 | All as per item No 43 herein before but for size 100 mm bore |
| 45 | All as per item No 43 herein before but for size 80 mm bore |
| 46 | M&L for filling gland packing to control water leakage in sluice valve of size 80/100/150 mm complete all as specified and as directed. |
| 47 | S&F CI venturimeter of 100mm dia including taking out old one of any type complete all as specified and as directed. |
| 48 | S&F in repairs,Pressure gauge 100 mm dial , suitable to measure 300 miterheadwith Brass Gauge cock with fitting including Brass sampling cock with fitments complete all as specified and as directed. |
| 49 | S&F in repairs,bib tap fancy type 15mm bore standard of PTMT any colour screwed for iron pipe & fixed complete all as specified and directed. |
| 50 | S&F in repairs, stop valves/ angular stop valve, 15mm dia, cast copper alloy, screwed down, high pressure, with crutch or butterfly handle, screwed both ends for iron pipe or for unions and fixed complete all as specified and as directe. |
| 51 | M & L for water sample testing for biological analysis, Ph level ,iron ,alkality and for presence of snails and worms at nearest govt aproved laboratory as specified and directed by Eng in charge (note : for sample collection bottle will be provided by the contractor.) |
| 52 | M&L for cutting grass, vegetation, shrubs, under growth, roots etc and removing rubbishto a distance not exc 50 m including spraying the chemical/ pesticide in proper ratio with water to control growth of grass & vegetation complete all as specified and as directed. |
| 53 | Supply, install, test and commissionbooster water mono block pump set of capacity 1.0 HP, 220/240 volts, 25x25 mm suction and delivery size, Head 6 to 39 miters, discharge 300 to 750 liter per hrs complete all as specified and directed. Make : Cromptorm Greves/Texmo/Kirloskar |
| 54 | S&F fiber-reinforced plastic scale conventional type water level indicator complete with Mild Steel fabricated scale hiding frame, FRP/GI float, wire float guide pipe, bracket and pulley, counter weight, indicator pin etc including taking out old one complete all as specified and directed. |
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