National Institute Of Ocean Technology-NIOT has published Establishment And Comprehensive Operation And Maintenance Of Ocean Thermal Energy Conversion ( Otec ) Powered Desalination Plant Of 100 M3/Day Capacity With Components Of Process Equipment Such As Turbine , Tunneling And Submarine Hdpe Pipe At Kavaratt. Submission Date for this Tender is 15-05-2020. HDPE Pipe Tenders in Kavaratti Island UT Lakshadweep Lakshadweep. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 14-Jan-2020 | Due Date Extension and technical details | Date | 28-02-2020 |
| 2 | 20-Feb-2020 | Extension | Date | 10-04-2020 |
| 3 | 23-Mar-2020 | Tender due date extension and Prebid postpone | Date | 15-05-2020 |
| Item description: Establishment and Comprehensive Operation and Maintenance of Ocean Thermal Energy Conversion (OTEC) powered desalination plant of 100 m3/day capacity with components of process equipment such as turbine, tunneling and submarine HDPE pipe at Kavaratti Island in U.T. Lakshadweep | |||||
|---|---|---|---|---|---|
| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Tunnel and Sumps | |||
| 2 | 1.01 | Geo technical investigations at site for microtunnel: onshore and offshore and plant building onshore.\n | item1 | 15 | Nos |
| 3 | 1.02 | Plate Bearing tests and CPT at founding level of sump and plant building | item2 | 1 | Lumpsum |
| 4 | 1.03 | Mobilization and De-mobilization of marine spread as per specification mentioned in Section 4, of this document | item3 | 1 | Lumpsum |
| 5 | 1.04 | Earth work in excavation by mechanical means over areas (exceeding 30 cm in depth, 1.5m in width as well as 10 sq.m on plan) including dewatering, disposal of excavated earth, lead up to 50 m and lift upto 1.5 m, disposed earth to be levelled and neatly dressed. (All kinds of soil) for all the three seawater sumps | item4 | 1600 | m3 |
| 6 | 1.05 | Micro tunneling: Construction of tunnel to required length (200 x 3nos = 600.)and diameter, RCC casing and 3 mm HDPE lining inside tunnel and ensuring water tightness as per specification | item5 | 600 | m |
| 7 | 1.06 | Support system for the sides of excavation to avoid subsidence for all the three sumps | item6 | 1 | Lumpsum |
| 8 | 1.07 | Centering and shuttering including strutting, propping etc. and removal of form for all heights for all the three seawater sumps for Foundations, footings, bases of columns, etc. for mass concrete for all the three sumps | item7 | 200 | m2 |
| 9 | 1.08 | Centering and shuttering including strutting, propping etc. and removal of form for all heights for all the three seawater sumps for Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc for all the three sumps | item8 | 1400 | m2 |
| 10 | 1.09 | Providing and laying in position plain cement concrete of 100 mm specified grade excluding the cost of centering and shuttering. All works upto plinth level : 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) | item9 | 150 | m2 |
| 11 | 1.1 | Steel Reinforcement for R.C.C. works including straightening, cutting, bending, tying, placing in position and binding all complete. Fe500D (CRS) Thermo-Mechanically Treated bars for construction of all the three sea water sumps.\n | item10 | 75 | MT |
| 12 | 1.11 | Providing and laying in position machine batched, machine mixed and machine vibrated design mix cement concrete of specified grade for reinforced cement concrete structural elements, excluding the cost of Centering, shuttering, finishing and reinforcement. Including Admixtures in recommended proportions. (as per IS 9103) to accelerate, retard setting of concrete improve workability without impairing strength and durability as per direction of Engineer-in-charge:Providing M-35 grade R.C.C. for construction of all the three sea water sumps. | item11 | 700 | m3 |
| 13 | 1.12 | Leak proofing of the structure by use of water proof membranes/water bars of standard brands for all the three sumps | item12 | 1 | Lumpsum |
| 14 | 1.13 | 15 mm cement plaster on rough side of single or half brick wall finished with a floating coat of neat cement of mix: 1:4 (1 cement: 4 fine sand) | item13 | 1400 | m2 |
| 15 | 1.14 | Supporting components for mounting all pumps and accessories. | item14 | 1 | Lumpsum |
| 16 | 1.15 | Testing of three tunnels for leak proofness | item15 | 1 | Lumpsum |
| 17 | 1.16 | End connection of the tunnel with the sump / intake structure | item16 | 1 | Lumpsum |
| 18 | 1.17 | Supply of the fixed screens with Guide rails, jib crane and associated components each for warm and cold water sump to project site, erection and installation at site. | item17 | 1 | Lumpsum |
| 19 | 1.18 | Cold water HDPE pipe line | |||
| 20 | 1.19 | Supply of PE100 PN10 High Density Polyethylene Pipe as per specifications in Section 4.6. to project site at Kavaratti. | item19 | 4050 | per meter |
| 21 | 1.2 | Supply of stub ends for pipes as per Section 4.6 at project site. | item20 | 30 | per.no |
| 22 | 1.21 | Cost for welding to the estimated quantity, rate should include transport of welding machine, manpower, related logistic support at project site, etc. as per the specification in section 4.6 | item21 | 4050 | per meter |
| 23 | 1.22 | Cost of Hydro test as specified in Section 4.6 of specifications at the designated site at Kavaratti | item22 | 1 | Lumpsum |
| 24 | 1.23 | Fabrication / procurement, testing of flexible hose, bellows, shock cell as explained in Section 4.6 and supply at the project site at Kavaratti | item23 | 1 | Lumpsum |
| 25 | 1.24 | Fabrication / procurement, testing of 1.5” Chains as per Section 4.6 and supply at the project site at Kavaratti | item24 | 2475 | m |
| 26 | 1.25 | Fabrication / procurement, testing of 2” Chains as per Section 4.6 and supply at the project site at Kavaratti | item25 | 1870 | m |
| 27 | 1.26 | Supply of 36 mm dia wire rope as per Section 4.6 at the project site at Kavaratti. | item26 | 4050 | m |
| 28 | 1.27 | Fabrication / Construction of Anchor blocks, clumpweight as explained in Section 4.6 and supply at the project site at Kavaratti | item27 | 1 | Lumpsum |
| 29 | 1.28 | Fabrication/procurement, testing, painting for Bow shackles, end rings, clamps, holdfasts as per specification mentioned in Section 4.6, and supply at the project site at Kavaratti | item28 | 1 | Lumpsum |
| 30 | 1.29 | Fabrication, testing, painting for steel pipes as per specification mentioned in Section 4.6, of this document and supply at the project site at Kavaratti. | item29 | 1 | Lumpsum |
| 31 | 1.3 | Marine Spread as per section 4.6 | item30 | 1 | Lumpsum |
| 32 | 1.31 | Assembly, layout, and sea fastening of cold water pipe along with Clamps, clump weight, end rings, holdfast, flexible hose, bellows, steel pipe or any other joint, acoustic release, transponders, shockcell etc. towing the assembled pipe, and deployment of HDPE pipe line, connection to the tunnel, installation of anchor blocks at required locations and completion of all sea fastening of the pipeline by securing it with the anchor blocks on shore and sea, as per specification mentioned in Section 4.6 | item31 | 1 | Lumpsum |
| 33 | 1.32 | Supply of Acoustic Release 50 ton capacity to project site at Kavaratti. | item32 | 2 | Nos |
| 34 | 1.33 | Supply of Transponder to project site at Kavaratti. | item33 | 4 | Nos |
| 35 | 1.34 | Plant Building | |||
| 36 | 1.35 | Earth work in excavation by mechanical means over areas (exceeding 30 cm in depth, 1.5m in width as well as 10 sq.m on plan) including dewatering, disposal of excavated earth, lead up to 50 m and lift upto 1.5 m, disposed earth to be levelled and neatly dressed. (All kinds of soil) | item48 | 1600 | m3 |
| 37 | 1.36 | Support system for the sides of excavation to avoid subsidence. | item49 | 1 | Lumpsum |
| 38 | 1.37 | Providing and laying in position plain cement concrete of 100 mm specified grade excluding the cost of centering and shuttering. All works upto plinth level : 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) and DPC above plinth beam | item50 | 400 | m2 |
| 39 | 1.38 | Providing and laying in position machine batched and machine mixed design mix M-35 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, inclding pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures of concrete, improve workability without impairing strength and durability as per direction of Engineer-in-charge.“(Note:- Cement content considered in as per design mix is payable/recoverable separately).this item is @ 330 kg/cum.“Excess/ less cement used For construction of plant building. All works upto floor VI level | item51 | 1000 | m3 |
| 40 | 1.39 | Centering and shuttering including strutting, propping etc. and removal of form for all heights for suspended floors, roofs, landings, balconies and access platform | item52 | 700 | m2 |
| 41 | 1.4 | Centering and shuttering including strutting, propping etc. and removal of form for all heights for lintels, beams, plinth beams, girders, bressumers and cantilevers | item53 | 1100 | m2 |
| 42 | 1.41 | Centering and shuttering including strutting, propping etc. and removal of form for all heights for columns, pillars, piers, abutments, posts and struts | item54 | 750 | m2 |
| 43 | 1.42 | Centering and shuttering including strutting, propping etc. and removal of form for all heights for stairs (Excluding landing) except spiral staircases | item55 | 100 | m2 |
| 44 | 1.43 | Steel Reinforcement for R.C.C. works including straightening, cutting, bending, placing in position and binding all complete. Fe 500D (CRS) Thermo-Mechanically Treated bars. For construction of plant building. | item56 | 100 | MT |
| 45 | 1.44 | Providing and laying anti skid tiles ceramic glazed floor tiles of size 300x300 mm (thickness to be specified by the manufacturer) of 1st quality conforming to IS : 15622 of approved make in colours such as White, Ivory, Grey, Fume Red Brown, laid on 20 mm thick cement mortar 1:4 (1Cement : 4 Coarse sand), including pointing the joints with white cement and matching pigment etc., complete. for an area of 300 m2 | item57 | 1 | Lumpsum |
| 46 | 1.45 | Doors, windows as required for office, water closet, store room, control room (Including Electrical insulated flooring for control room). | item58 | 5 | Nos |
| 47 | 1.46 | Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor VI level in all shapes and sizes in :Cement mortar 1:4 (1 cement : 4 coarse sand) | item59 | 800 | m2 |
| 48 | 1.47 | 15 mm cement plaster on rough side of single or half brick wall finished with a floating coat of neat cement of mix : 1:3 (1 cement: 3 fine sand). | item60 | 4350 | m2 |
| 49 | 1.48 | Painting with synthetic enamel paint, having VOC (Volatile Organic Compound) content less than 150 grams/ litre, of approved brand and manufacture, including applying additional coats wherever required to achieve even shade and colour.(Two Coats) | item61 | 5500 | m2 |
| 50 | 1.49 | Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete. | item62 | 2000 | m2 |
| 51 | 1.5 | Providing W.C, washbasin and fixing P.V.C. waste pipe for sink or wash basin including P.V.C. waste fittings complete. 40 mm dia | item63 | 1 | Lumpsum |
| 52 | 1.51 | Providing and fixing on wall face unplasticised - PVC moulded fittings/accessories for unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10mm gap for thermal expansion | item64 | 1 | Lumpsum |
| 53 | 1.52 | Providing and fixing stainless steel ( Grade 316) railing made of Hollow tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature (wherever required) and fitting the same with necessary stainless steel nuts and bolts complete, i/c fixing the railing with necessary accessories & stainless steel dash fasteners stainless steel bolts etc., of required size, on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer-in-charge, (for payment purpose only weight of stainless steel members shall be considered excluding fixing accessories such as nuts, bolts, fasteners etc.). | item65 | 3000 | kg |
| 54 | 1.53 | Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. | item66 | 30000 | kg |
| 55 | 1.54 | Providing and laying water proofing treatment in sunken portion of WCs, bathroom etc., by applying cement slurry mixed with water proofing cement compound consisting of applying : a) First layer of slurry of cement @ 0.488 kg/sqm mixed with b) Second layer of slurry of cement @ 0.242 kg/sqm mixed with water proofing cement compound @ 0.126 kg/sqm. This layer will be allowed to air cure for 4 hours followed with water curing for 48 hours. The rate includes preparation of surface, treatment and sealing of all joints, corners, junctions of pipes and masonry with polymer mixed slurry.water proofing cement compound @ 0.253 kg/ sqm. This layer will be allowed to air cure for 4 hours. | item67 | 1 | Lumpsum |
| 56 | 1.55 | Supply of EOT crane to project site and erection in Plant Building (Inclusive of AMC ) | item68 | 1 | Lumpsum |
| 57 | 1.56 | Plant / Process Equipment | |||
| 58 | 1.57 | Fabrication, FAT,supply to project site at Kavaratti of Flash chamber cum deaerator and all its allied components as per specifications in Section 4. | item69 | 1 | Lumpsum |
| 59 | 1.58 | Erection, commissioning and testing of Flash chamber cum deaerator and all its allied components at site as per specifications in Section 4. | item70 | 1 | Lumpsum |
| 60 | 1.59 | Fabrication, FAT,supply to project site at Kavaratti of turbine-generator unit and its allied components as per specifications in Section 4. | item71 | 1 | Lumpsum |
| 61 | 1.6 | Erecting, commissioning and testing of turbine-generator unit and its allied components at site as per specifications in Section 4. | item72 | 1 | Lumpsum |
| 62 | 1.61 | Fabrication, FAT,supply to project site at Kavaratti of condenser and all associated components as per Section 4. | item73 | 1 | Lumpsum |
| 63 | 1.62 | Erection, commissioning and testing of condenser and all its allied components at site as per specifications in Section 4. | item74 | 1 | Lumpsum |
| 64 | 1.63 | FAT , supply of warm seawater pumps with all allied accessories to project site, erection, commissioning and testing at site as per Section 4 | item75 | 2 | Each |
| 65 | 1.64 | FAT , supply of cold seawater pumps with all allied accessories to project site, erection, commissioning and testing at site as per Section 4 | item76 | 2 | Each |
| 66 | 1.65 | FAT , supply of fresh seawater pumps with all allied accessories to project site, erection, commissioning and testing at site as per Section 4 | item77 | 2 | Each |
| 67 | 1.66 | FAT , supply of deaerator vacuum system with all allied accessories like seal liquid separator tank, pumps etc. to project site, erection, commissioning and testing at site as per Section 4 | item78 | 2 | Each |
| 68 | 1.67 | FAT , supply of Main vacuum system with all allied accessories like seal liquid separator tank, pumps, intermediate condenser etc. to project site, erection, commissioning and testing at site as per Section 4 | item79 | 2 | Each |
| 69 | 1.68 | Supply of remineralization system with all allied accessories to project site, erection, commissioning and testing at site as per Section 4 | item80 | 1 | Lumpsum |
| 70 | 1.69 | FAT , supply of Direct Contact Condenser(DCC) with all allied accessories like pumps to project site, erection, commissioning and testing at site as per Section 4 | item81 | 1 | Lumpsum |
| 71 | 1.7 | Supply of vapour duct with all allied accessories to project site, erection, commissioning and testing at site as per Section 4 | item82 | 1 | Lumpsum |
| 72 | 1.71 | Supply to project site, erection, commissioning and testing at site of 800mm OD, PE100, PN6 HDPE plant piping, associated valves and fittings such as stubs, elbows, reducers, expanders, flanges, T-joints, etc. | item83 | 1 | Lumpsum |
| 73 | 1.72 | Supply of suitable SS motorized Butterfly valves for the vapour duct and bypass arrangement to project site, erection, commissioning and Testing at site | item84 | 1 | Lumpsum |
| 74 | 1.73 | Supply to project site, erection, commissioning and testing at site of 716mm ID SS plant piping, associated valves and fittings such as stubs, elbows, reducers, expanders, flanges, T-joints, etc. required | item85 | 1 | Lumpsum |
| 75 | 1.74 | Supply of SS ball valves, PP valves, Non return valves of appropriate size to project site, erection, commissioning and testing at site. | item86 | 1 | Lumpsum |
| 76 | 1.75 | Supply of required Hardware tools, chain pulley blocks of 5MT (2 Nos.) and 10MT(2 Nos.), webbing slings at project site at Kavaratti. | item87 | 1 | Lumpsum |
| 77 | 1.76 | Supply of suitable Rubber Bellows for warm, cold seawater lines and vacuum lines to project site, erection, commissioning and testing at site. | item88 | 1 | Lumpsum |
| 78 | 1.77 | Cost of thermal insulation in steel cold water piping at project site. | item89 | 1 | Lumpsum |
| 79 | 1.78 | Electrical and instrumentation | |||
| 80 | 1.79 | Supply of Generator and its sub systems, synchronisation And Load Management Panel, Power loading device, PMCC panels, Power transformer & auxiliaries as per section 4.7 to project site, erection, commissioning and testing at site. | item140 | 1 | Lumpsum |
| 81 | 1.8 | Supply and installation of power cables, earthing, emergency power system, works associated to illumination and domestic loads as per section 4.7 to project site. | item141 | 1 | Lumpsum |
| 82 | 1.81 | Supply of process transmitters as per section 4.8 to project site. | item142 | 1 | Lumpsum |
| 83 | 1.82 | Supply of Supervisory Control And Data Acquisition (SCADA) System as per section 4.8 to project site. | item143 | 1 | Lumpsum |
| 84 | 1.83 | Supply and installation of Instrumentation cable, earthing, implementation of measurement plan as per section 4.8 to project site. | item144 | 1 | Lumpsum |
| 85 | 1.84 | Detailed Engineering | |||
| 86 | 1.85 | Detailed design and Engineering document with drawings, layout for plant Building, Sump, Micro tunneling, cold water pipe line. | item153 | 1 | Lumpsum |
| 87 | 1.86 | Detailed design and Engineering document with drawings, layout for process equipment, electrical and instrumentation systems excluding turbine-generator unit. | item154 | 1 | Lumpsum |
| 88 | 1.87 | Detailed design and Engineering document with drawings, layout for turbine-generator unit and its control. | item155 | 1 | Lumpsum |
| 89 | 1.88 | Third Party Inspection | |||
| 90 | 1.89 | Cost for Third Party Inspection for Mechanical & Process components such as flash chamber, condenser, pumps, vacuum system, etc. including erection and commissioning | item156 | 1 | Lumpsum |
| 91 | 1.9 | Cost for Third Party Inspection for turbine-generator unit and control including erection and commissioning. | item157 | 1 | Lumpsum |
| 92 | 1.91 | Performance and commissioning trials | |||
| 93 | 1.92 | Performance and commissioning trials of said quality, quantity and less power consumption of all the plant components than power generation from turbine power modules | item158 | 1 | Lumpsum |
| 94 | 1.93 | Insurance | |||
| 95 | 1.94 | All risk Insurance | item159 | 1 | Lumpsum |
| 96 | 1.95 | TOTAL Amount without GST (Sl. No. 1.01 to 1.94) | item161 | 1 | Nos |
| 97 | 1.96 | Operation and Maintenance (including spares and manpower necessary for break free operation of plant) | |||
| 98 | 1.97 | Cost for Comprehensive Operation and Maintenance as per clause 4.13 in First Year without GST | item162 | 1 | Lumpsum |
| 99 | 1.98 | Cost for Comprehensive Operation and Maintenance as per clause 4.13 in Second Year without GST | item163 | 1 | Lumpsum |
| 100 | 1.99 | TOTAL Amount without GST (Sl. No. 1.97 to 1.98) | item164 | 1 | Lumpsum |
| 101 | 2 | Goods and Service Tax | |||
| 102 | 2.1 | Goods and Service Tax for all above Sl.No. 1.01 to 1.94 except for Sl. No. 1.97 to 1.98 | item165 | 1 | Percentage |
| 103 | 2.2 | Goods and Service Tax for Comprehensive Operation and Maintenance (Sl. No. 1.97 to 1.98) | item166 | 1 | Percentage |
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