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General-maintenance Work At Hi, Thiruvananthapuram - Tender Details
Explore tender information for General-maintenance Work At Hi in Thiruvananthapuram, including eligibility, deadlines, and bid specifics.
KERALA IRRIGATION INFRASTRUCTURE DEVELOPMENT CORPORATION LIMITED
Thiruvananthapuram, Kerala, India
NTID 39749016
- Opening Date : Wed 9th April, 2025
- Closing Date : Sat 5th April, 2025
- ₹ 4251114.00
- NTID 39749016
Key Values: Document Cost: 2760.00 | EMD: 50000.00 | Estimated Cost: 4251114.00
Tender Description
General-maintenance Work At Hilly Aqua Aruvikkara-manufacturing, Supply, Installation ,trial Running And Commissioning Of Fully Automatic Prefiltration System(ro) At Hilly Aqua Packaged Drinking Water Plant At Aruvikkara- General Mechanical Work
Documents
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Document-1
721.3 kBOil_India_ExtraDoc...Oil_India_ExtraDocument-GCO0449P23.pdf
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Document-2
721.3 kBOil_India_ExtraDoc...Oil_India_ExtraDocument-GCO0449P23.pdf
Costs
-
EMD
50000.00 -
Document Cost
2760.00 -
Estimated Cost
4251114.00
BOQ Items Total Items : 8 | Total Qty : 8
| # | Item | Quantity | Units |
|---|---|---|---|
| 1 | Appendix A | ||
| 2 | Supply, installation and commissioning of Filter feed pump, type Monobloc, horizontal centrifugal with capacity 25 m3/Hr at 35 m head, 3 phase. Material of Construction of wet part: SS-304 (make: Grundfos/Ebara/Wilo) | 1 | Set |
| 3 | Manufacturing, Supply, installation as per the technical demand and site condition trial running and commissioning of one number of fully automatic Dual Media Pressure Filter (DMF) of capacity 25000 Liters/Hour. Pressure Filter Vessel shall be vertical cylindrical with Diameter 1200mm and Height on straight 1800mm (HOS) and shell thickness 3 mm and Dish end thickness 4 mm adequate to withstand possible maximum internal pressure. The Pressure vessel should have a manhole having diameter not less than 500 mm with cover at top for easy inspection of the unit and a manhole at bottom side having diameter not less than 350 mm with dummy plates for media removal. The MOC of pressure vessel, frontal piping, internal distribution and collection system, air release piping, nut and bolts, etc. should be SS-304. The frontal piping shall be with 3" dia SS-304 Sch-10 pipes. The frontal piping should be incorporated with best quality 3" (80 mm) pneumatic activated Butterfly Valves with SS-304-disc, soft seat type for filter unit functioning including rinsing and back washing, SS-304 Glycerin filled Pressure gauge (4" dial size, 0-7 bar) and two numbers of sampling points with stainless steel taps at inlet and outlet. Provision for air scouring with required valves, NRV, etc. shall also be provided with the filter unit. The filter media shall be comprising of Anthracite (brand: Everzit-N/Aquacite), graded Coarse and Fine Sand (depth of filter media shall be not less than 850mm and have good performance life for a minimum period of 2 years. The supporting under bed materials shall be graded pebbles and crushed gravel etc. with a minimum depth of 500 mm. Operation of the unit shall be with PLC with feed back unit. The scope of work includes all related mechanical and plumbing works and interconnection of the system at inlet with filter feed pump and outlet with the Iron removal Plant. All the interconnection piping shall be SS-304. | 1 | Set |
| 4 | Manufacturing, Supply, installation as per the technical demand and site condition trial running and commissioning of one number of fully automatic Iron Removal Filter of capacity 25000 Liters/Hour. Pressure Filter Vessel shall be vertical cylindrical with Diameter 1200mm and Height on straight 1800mm (HOS) and shell thickness 3 mm and Dish end thickness 4 mm adequate to withstand possible maximum internal pressure. The Pressure vessel should have a manhole having diameter not less than 500 mm with cover at top for easy inspection of the unit and a manhole at bottom side having diameter not less than 350 mm with dummy plates for media removal. The MOC of pressure vessel, frontal piping, internal distribution and collection system, air release piping, nut and bolts, etc. should be SS-304. The frontal piping shall be with 3" dia SS-304 Sch-10 pipes. The frontal piping should be incorporated with best quality 3" (80 mm) pneumatic activated Butterfly Valves with SS-304 disc, soft seat type for filter unit functioning including rinsing and back washing, SS-304 Glycerin filled Pressure gauge (4" dial size, 0-7 bar) and one number of sampling point with stainless steel tap at outlet. Provision for air scouring with required valves, NRV, etc. shall also be provided with the filter unit. The Filter media (Iron Removal Media) shall be DMI-65, total depth of iron removal media shall be not less than 600mm; approx. volume of media required: 690 lt. Approx. 350 lts of DMI-65 media can be utilized from the existing IRF, balance quantity need to be supplied by the contractor to achieve the desired depth of iron media) and have good performance life for a minimum period of 2 years. The supporting under bed materials shall be graded pebbles and crushed gravel etc. with a minimum depth of 500 mm. Operation of the unit shall be with PLC with feed back unit. The scope of work includes all related mechanical and plumbing works and interconnection of the system at inlet with DMF and outlet with the ACF. All the interconnection piping shall be SS-304. The existing 36" dia FRP Iron removal filter vessel without DMI-65 media shall be taken back by the contractor at his own cost. While quoting the rate for the new IRF due consideration shall be given to the taken back item. | 1 | Set |
| 5 | Manufacturing, Supply, installation as per the technical demand and site condition trial running and commissioning of one number of fully automatic Activated Carbon Filter(ACF) of capacity 25000 Liters/Hour. Pressure Filter Vessel shall be vertical cylindrical with Diameter 1200mm and Height on straight 1800mm (HOS) and shell thickness 3 mm and Dish end thickness 4 mm adequate to withstand possible maximum internal pressure. The Pressure vessel should have a manhole having diameter not less than 500 mm with cover at top for easy inspection of the unit and a manhole at bottom side having diameter not less than 350 mm with dummy plates for media removal. The MOC of pressure vessel, frontal piping, internal distribution and collection system, air release piping, nut and bolts, etc. should be SS-304. The frontal piping shall be with 3" dia SS-304 Sch-10 pipes. The frontal piping should be incorporated with best quality 3" (80 mm) pneumatic activated Butterfly Valves with SS-304 disc, soft seat type for filter unit functioning including rinsing and back washing, SS-304 Glycerin filled Pressure gauge (4" dial size, 0-7 bar) and one number of sampling point with stainless steel tap at outlet. Provision for air scouring with required valves, NRV, etc. shall also be provided with the filter unit. The filter media shall be comprising of Granular Activated Carbon having Iodine value not less than 1050 (Make: Jacobi/Norit/IndoGerman), (depth of filter media shall be not less than 700mm. The supporting under bed materials shall be graded pebbles and crushed gravel etc. with a minimum depth of 500 mm. Operation of the unit shall be with PLC with feed back unit. The scope of work includes all related mechanical and plumbing works and interconnection of the system at inlet with Iron removal filter and outlet with the Intermediate tank. All the interconnection piping shall be SS-304. | 1 | Set |
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