Military Engineer Services-MES has published Tender For Spl Repair To 01 X Pressure Filter Of Capacity 10,000 Gph Against Ber At Pump House No 2 At Zakhama Mil Stn. Submission Date for this Tender is 14-03-2024. Mechanical engineering Service Tenders in zakhama Nagaland. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 07-Mar-2024 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 14-03-2024 |
| Sl. No. | Item Description |
| 1 | M&L of taking outcarefully without damaging existing unserviceable pressure filter of capacity 10000 GPH by removing all water supply inlet and outlet connections/ valves, taking out filter media and spreading/ dumping not more than 500 mtr includingshiftingand depositing the pressure filter complete alongwith all relevent mountings and accessoriesto MES Store yard located approx 2 km with the help of hydra and vehicle for further disposal action and complete all as directed. Note: The reqd manpower, tools and plants, transportation etc included in the quoted rate. |
| 2 | Supply, install, testing and commissioning of multigrade pressure sand filter having capacity of 10000 GPH consisting of one vertical cylindrical Mild steel pressure vessel with dished ends. Pressure gauges at inlet and outlet, sample cock, MS Face Piping, CI butterfy valves alongwith all accessories with initial charge of filter media, painting inside with epoxy paint and outside painting with two coats of synthetic enamel paint over two coats of red oxide primer . The detailed technical specifications are as under :- (a) Flow rate: 10000 GPH (b) Vessel Dia:2800 mm (c) Vessel Height : 1600 mm (d) Shell sheet Thickness:08 mm (e) Dish thickness :10 mm (f) One set of 100mm dia nominal bore frontal mild steel pipe for inlet, oulet, backwash and rinse Iine (g) Butterfly valve of 100mm dia:5 Nos. (h) Pressure gauges 0 to 07 Kg/ Sqm |
| 3 | (i) Filter media. graded media of Particle size as given below shall be filled in layers as per design:- (i)Antracite-1.4 - 1.5 mm (ii)Sand-0.4 - 0.8 mm (iii) Sand -1.02 mm (iv)Gravel - 2.0 -3.15 mm (v)Gravel - 3.15 to 5.6 mm Note:- (i)Design / drawing of the multigrade pressure sand fiter showing the dimension is to be obtained from the authorised OEM Supplier and is to be got approved trom Accepting Officer before placing final order to the manufacturer. (ii) Warranty and test certificates shall be submitted by the contractor to the department. (iii) Necessary erection cost, testing, commissioning & transportation is deemed to be included in the quoted rate. |
| 4 | Supply , installation , testing and commisioning of 10 HP/7.5 KW centrifugal monoblock pumpset suitable for water pumping, electric driven, 3 phase, 415 volt,head 30 mtr,discharge40 cum/ hr, suction and delivery size 80x65mm, speed 2900 rpm, casing & impeller material :Cast iron, shat : chrome steel, Base plate : MS fabricated, including reqdPCC foundation of size 900mmx600mmx750mm (minimum) and three phase 10HP, DOL starter with inbuilt thermal overload protector including depositing the taken down pump setalongwith all relevent mountings and accessories to MES Store yard complete all as specified and as directed. |
| 5 | S&F gun metal gate valve screwed down high pressure with handle, Iron wheel (ISI marked),Dia 50 mm borecomplete all as directed. |
| 6 | M&L for Carrying out Labortary analysis water sample test of treated/untreated drinking water in respect of Bacteriological, Chemical and Physical property and the report to be submitted to department same as received from labortary.Note:-The Labortary test shall be carried out at RRL Jorhat/ Govt testing lab in Kohima/Nagaland/any Govt college of Nagaland and as directed by Engr-in-Charge. Water sample to be collected in glass bottle duly sealed and stamped, bottle shall be provided by the contractor. |
| 7 | Supply and lay in repairs GI tubing of 50mm dia, ISI Marked conforming to IS 1239 Part-I 2004, ,medium grade galvanised with all fittings specials such as bend, elbows,tees, short pieces connection, back nuts, diminishig pieces, caps, plugs and unions etc fixed complete to walls and ceilings or laid in floorsomplete all as specified and as directed. |
| 8 | Supply, laying and testing cable unsheathed,flexible cable as per relevent IS , heavy duty 1100 Volts grade with stranded copper conductor of size 10.0 sq mm singlecore laid in cable duct including corrugated flexible pipe of suitable size and complete all as specified and directed. |
| 9 | S& lay in repair Ductile ironpipes including all specials( fiitings & spigot & socket ends ) of size 100 mmdia,class K-9, centrifugally cast confirming to IS 8329 with mortar lining inside, surface fittings in any length, laid to level or falls in trenches / on ground/ on support/ stand complete all as specified ans as directed. |
| 10 | Supply & Fixing of MCCB 4 Pole, current rating of 63 to 100 A, adjustable type, having breaking capacity 16 KA at 415V, 50Hz alongwith MCCB enclosure suitable for mounting of MCCB complete all as specified and as directed. MCCB: Cat Part No. 4200 13 of Legrand or equivalent makes as specified in Particular Specification. MCCB enclosure: Cat Part No. 5078 06 of Legrand or equivalent makes as specified in Particular Specification. |
| 11 | Materials and labour for earthing complete with galvanised iron earth plate electrode 600 mm x 600 mm x 6 mm thick, burried directly and preferably vertically in ground, earth pit not less than 2.25 Mtr deep below ground level with top edge of the plate not less than 1.5 m below ground level connetced with galvanised earthing lead of 4mm diaby means of nuts, bolts, check nuts and washers made of galvanised iron or steel earthing lead to be protected by galvanised iron pipe of 15mm bore (light grade) and other end connected to earthing test point or lightening arrestor or main controlling switch as directed including providing funnel with 20mm bore galvanised iron pipe (medium grade), wire mesh, charcoal or coke and common salt in alternate layer of 15cm (compacted thickness) all round the earth electrode, concrete earth pit in PCC (1:3:6) type C-1 (with 20mm graded aggregate), 50mm thick precast RCC (1:2:4) cover slab (re-inforced with 8mm dia TMT bar @ 15 cm C/C bothways and suitable handle made of 10mm dia) including necessary earth work in excavation, returning filling and removal of surplus earth upto a distance not exceeding 50 m etc all as shown on electrical plate No. 3 of MES Schedule Part-I(2009) complete including testing on completion all as specified and as directed. (Note: Earth lead upto a length of 7.50 m from earthplate shall be deemed to be included in quoted rate.) |
| 12 | Materials and labour for earthing complete with galvanised iron earth plate electrode 600 mm x 600 mm x 6 mm thick, burried directly and preferably vertically in ground, earth pit not less than 2.25 Mtr deep below ground level with top edge of the plate not less than 1.5 m below ground level connetced with galvanised wire of 4mm diaby means of nuts, bolts, check nuts and washers made of galvanised iron or steel earthing lead to be protected by galvanised iron pipe of 15mm bore (light grade) and other end connected to earthing test point or lightening arrestor or main controlling switch as directed including providing funnel with 20mm bore galvanised iron pipe (medium grade), wire mesh, charcoal or coke and common salt in alternate layer of 15cm (compacted thickness) all round the earth electrode, concrete earth pit in PCC (1:3:6) type C-1 (with 20mm graded aggregate), 50mm thick precast RCC (1:2:4) cover slab (re-inforced with 8mm dia TMT bar @ 15 cm C/C bothways and suitable handle made of 10mm dia) including necessary earth work in excavation, returning filling and removal of surplus earth upto a distance not exceeding 50 m etc all as shown on electrical plate No. 3 of MES Schedule Part-I(2009) complete including testing on completion including taking down old unserviciable earthing set all as specified and as directed. Notes:- (i) Main earthing strip from earth plate electrode to rest point upto length of 7.5 meters length shall deemed to be included in the unit rate quoted against this item. (ii) On testing after completion if the desired resistenance is not obtained the contractor shall redo the earthing without any extra cost to the department. |
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