Indian Oil Corporation Limited-IOCL has published Maintenance & Inspection Of 250Kl Floating Roof Transmix Tank At Nrpl Tikrikalan.. Submission Date for this Tender is 24-10-2022. Shed Construction Tenders in Delhi Delhi. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 17-Oct-2022 | Corrigendum-01 | Date | 24-10-2022 |
| Sl. No. | Item Description |
| 1 | Preparatory Works: a) Locking offloating roof of the tank on support legs(b) Opening of roof manholes(c) Dismantling & storage of floating roof seal (d) Pumping of residual oil into sump tank using pump, flexible hoses and necessary fittings supplied by party(e) Cleaning of 250KL tank and sludge disposal through a combination of mechanical/manual mixing process including entry into the tank, removal and storage of left over oil/oily sludge which can"t be pumped out further in containers supplied by owner and disposal of the same in sludge lagoon/pitsincluding transportation as per the directions of Engineer-in-Charge by taking all safety precautions and degasification of the tank to make it 100% gas freefree ( f)Opening of shell manholes. |
| 2 | Degasification: Arrangement & Installation of air driven flame proof eductor fan(s) for ventilation for gas freeing the tank, as per instructions of EIC/ Site Engineer along with all required tools, tackles, manpower, consumables, non-consumables etc. Suitable documents for the eductor fan indicating that the same is flame proof shall be submitted to the EIC for its approval prior to using it at the site. Double earthing of all the equipments like motors, eductor fan etc. shall be done. Degasification shall be done inline with API RP 2016. |
| 3 | Scaffolding: Erection of steel scaffolding for working at heights in line with & all safety guidelines indicated in contract and instructions of Engineer-in-Charge/Site-Engineer. Workers working at height should wear full body harness. Supply of all tools,tackles, materials, consumables, labours and erection works shall be in the scope of contractor. |
| 4 | Dismantling of primary seal :Dismantling, transportation and storing of complete primary seal assembly along with all its accessories in the owner"sstore yard or location as designated by EIC/ Site Engineer. This shall include all required tools, tackles, consumables, non-consumables, manpower and supervision etc. to complete the work in all respects. |
| 5 | Dismantling of secondary seal : Dismantling, transportation and storing of complete secondary seal assembly along with all its accessories in the owner"s store yard or location as designated by EIC/ Site Engineer. This shall include all required tools, tackles, consumables, non-consumables, manpower and supervision etc. to complete the work in all respects. |
| 6 | Installation of Primary Seal: Installation of "liquid mounted" new PolyUrethane seal as per drawing / existing practise & specifications inclusive of tools, tackles, equipments, consumables, non-consumables, manpower and supervision for completing the work in all respects as per tender specification. |
| 7 | Installation of Secondary Seal:- Installation of secondary seal system with all related accessories etc. along with provision for insertion of nozzle of foam based rim seal fire protection system inclusive of necessary equipments, consumables, tools, tackles, manpower and supervision for completing the work in all respects as per tender specifications. |
| 8 | Tank bottom, shell internal & roof lower deck scraping:- Thorough scraping of the tank bottom, internal surface of shell upto 1.5 m fromtank bottom, all pipings, roof supporting legs, water draw off sumps,lower surface of lower deck & other internals etc. as per direction ofEIC/ Site Engineer including all required manpower, tools, tackles,consumables, non-consumables etc. to complete the work in all respects. |
| 9 | Bottom & annular plate scanning:- Tank annular bottom plate scanning using the scanners based on MFL (Magnetic Flux Leakage)/ LFET (Low Frequency Electromagnetic Technique) technique inclusive all skilled/ unskilled manpower, tools, tackles, consumables and submission of detailed report of individual plates in hard copies as well as in soft copy with software (if any), the reports shall be approved by ASNT level-II inspector. |
| 10 | Shell scanning:- Tank surface scanning of secondary wind girder near weld areas covering 200mm width using the floor scanners basedon Magnetic flux leakage (MFL)/ Low Frequency Electromagnetic Technique (LFET) inclusive of all skilled/ unskilled labours, tools, tackles,consumables and submission of detailed report of individual plates in six nos. of hard copies as well as in two nos. of soft copies with software(s) (if any) in DVDs, the reports shall be approved by ASNT level-II inspector. |
| 11 | Testing of weld joints:- Cleaning & buffing of weld joints for testing of the lap/ butt joints on the tank bottom/ top deck/ bottom deck surface/ shell patches/ shell replacement/ annular plate/ tank shell piping welds by Oil Chalk test/ Dye Penetration (DP) test/ Vacuum box test by soap solution under 21 Kpa/ 3PSI vacuum for leak-proofness, including supply of all manpower, tools, tackles, equipments, consumables, non-consumables etc. to complete the work as per API 650 latest edition and instructions of EIC/ Site Engineer. Vacuum Box Test |
| 12 | Dye Penetration Test |
| 13 | Oil Chalk Test |
| 14 | Installation of Submerged shunts : Installation of submerged shunts as per drawing and direction of Owners representative. |
| 15 | Submission of Tank M&I Reports and Drawings:- Submission of tank M&I reports indicating as-built dimensional drawings, bottom/ roof/ shell plate repairs (i.e. position patch repair & plate"s replacement), their dimensions, maintenance carried out in the tank, detailed earth pit drawings along with tank M&I reports of repair and maintenance as per the directions of EIC/ Site Engineer. Details of desludging works, sprinkler system, it’s as-built drawings, their bill of materials indicating pipe, flanges, fittings, fasteners etc. used, tank painting details indicating brand & type of paints used, any other repair & maintenance works shall be incorporated in report submitted by contractor. Contractor shall submit 2 hard copies and 2 soft copies of all the drawings and tank M&I reports to the EIC within 21 days of the completion of M&I works. |
| 16 | Calibration and assistance in commissioning of the tank: Calibrationof the tank by Survey methodincluding all liaison work with the competent authority for approving the calibration charts, preparationof the charts and payment of fees to the competent authority for approval of the charts, submission of calibration chart, providing assistance in commissioning of the tank as per specifications and instructions of Site Engineer / EIC." |
| 17 | Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per the directions of Engineer-in-Charge. [Notes: (1) Dismantling shall be allowed during day shift only & prior permission for the same shall be obtained. (2) Providing of necessary covers/ barricades around the work area shall be done prior to dismantling operations] :Nominal concrete 1:3:6 or richer mix (including equivalent design mix) |
| 18 | Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per the directions of Engineer-in-Charge. [Notes: (1) Dismantling shall be allowed during day shift only & prior permission for the same shall be obtained. (2) Providing of necessary covers/ barricades around the work area shall be done prior to dismantling operations] : Nominal concrete 1:4:8 or leaner mix (including equivalent design mix) |
| 19 | Demolishing brick work in cement mortar manually or by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per the directions of Engineer-in-Charge. [Notes: (1) Dismantling shall be allowed during day shift only & prior permission for the same shall be obtained. (2) Providing of necessary covers/ barricades around the work area shall be done prior to dismantling operations] |
| 20 | Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms including getting out the excavated soil and disposal of surplus excavated soil, all works up to any lead and lift, as directed by the Engineer-in-Charge : In all kinds of soil |
| 21 | Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5m. |
| 22 | Excavating, supplying and filling of local earth (including royalty) by mechanical transport up to all leads, also including ramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth, sides of foundation etc. complete. |
| 23 | Dismantling of PipingAboveground and equipments_R Dismantling of existing over ground piping works including manifolds of all types and sizes by opening flange joints or by gas cutting/ cold cutting or any other approved suitable means without damaging other portions of work. The job includes cutting the pipes to required sizes as directed, taking out valves, flanges, tees, bends, gaskets nuts, bolts etc. attached supports alongwith any instruments such as pressure gauge, temperature gauge etc. handling, transporting and storing at owner"s designated store in safe manner to avoid damage including supply of all labour, materials, equipments, consumables etc. necessary to perform and complete the work in all respects as per drawings, instructions of the Site Engineer / EIC (payment shall be made on linear measurement of dismantled piping including bends tees etc.). Note : The contractor shall indicate the piping system to be dismantled and shall take specific approval from the Site engineer before dismantling of pipe. Certain redundant pipes which in the opinion of the Owner need not be retrieived, those items shall not be dismantelled. 1.315" TO 48" OD Pipes |
| 24 | Dismantling of Structures: _Q Dismantling by opening joints or by gas cutting/ cold cutting (wherever required as per site condition) of existing piping & steel structural such as support for pipes, pipe fittings, valves, plate forms, walkways, stairways etc. including excavation work wherever required handling, loading into truck for purpose of weighing, shifting to the designated location within the pump station premises and handing over, completing the work in all respect as per drawings, instruction of the Site Engineer / EIC |
| 25 | Installation of Valves:( Process Piping): GATE VALVES: 150#: Valves: Taking delivery of valves of all types and pressure rating from the designated location within station premises, transporting the same to site, erecting above ground on preconstructed foundations or underground including earth work in excavation and filling for under ground valves at elevations specified in the drawings, priming and painting of above ground valves, PU Painting of under ground portions (if applicable) including all inputs, labour, material and consumable (other than those specifically undertaken to be supplied by the owner) and completing the work in all respects in accordance with the drawings, manufacturer"s installation instructions and specifications and instructions of the Site Engineer / EIC." 3" ANSI 150# HOV F/F API 6D Gate Valve_J49 |
| 26 | Dismantling works (steel plates / pipes/ structural shapes)Dismantling in part or full of steel plates / structural shapes (All sizes /all thicknesses / all heights): Dismantling of old plates including attachments, support structures / clamps etc by gas cutting / plasma cutting / deseaming / unbolting etc, retrieval of usebale appurtenances, transportation of dismantled materials to Owners yard, stack in proper manner as directed by Owner"s representative and complete in all respect including supervision, manpower,scaffolding, machinery, tools, tackles, consumables, non-consumables, equipments and other requisite resources. |
| 27 | Dismantling works (NPS - All sizes /all thickness / all heights):Dismantling of old piping including valves, fittings, support structures/clamps etc by gas cutting / deseaming /unbolting etc, transportationto Owners yard and proper stacking. The scope shall include piping ofall sizes upto schedule 80 installed at all heights. [Note: The unit ofmeasurement shall be Inch-Meter] |
| 28 | Repair / Replacement / alteration # Tank bottom / shell/Roof Repair by weld-on-patch on tank bottom and roof: The scope of repair shall include but not limited to taking delivery of plates 5mm / 6mm / 8mm/10 mm from Owners stock yard, transporting to site, cutting/ fabricating torequired size, fitment, welding and NDE including supply of tools,tackles, consumables and other requisite resources. Repair scope includes weld on patches on bottom and roof including all attachements. NDE covered in separate SOR item |
| 29 | Weld on Patch repair on shell and wind girders:- The scope of contractor shall include taking delivery of new 6mm/10mm plates from Owners stock yard, transporting to site, cutting and bending to required dimensions of patch, fitment, welding and NDE including supply of tools, tackles, consumables and other requisite resources NDE covered in separate SOR |
| 30 | Fabrication and erection of roof upper deck, lower deck, foam dam,tank bottom, primary and secondary wind girder plates :-The scope of replacement shall include but not limited to taking delivery of new 5mm/6mm/8mm/10mm plates from Owners stock yard, transporting to site, cutting/ fabricating to required size, jacking, stiffening, straightening, fitment, welding of plates including roof appurtenances and NDE (Non Destructive Examination) including supply of tools, tackles, consumables and other requisite resources. The payment shall be made on the basis of actual quantity of plates erected for repair/ replacement. NDE covered in separate SOR item |
| 31 | Shell plates"s replacement:- The scope of contractor shall include cutting or de-seaming corroded plates of shell, removal and transporting to Owner scrap yard, taking delivery of owner supplied 6mm thick plates from owners stockyard, transportation to work site, bending to required curvature, cutting fabricating to required dimensions, edge preparation,fitment, welding and NDE including supply of tools, tackles, consumablesand other requisite resources. NDE covered in separate SOR item. |
| 32 | Weld joint strengthening of tank bottom/ Shell/ Roof/Annular lap/ butt joints by depositing additional weld beads (with 3.15mm or 4mm AWS 5.1 E7018 / AWS 5.1 E 6013 ) wherever required to restore the joints (butt or fillet) including supply of all equipments, consumables, labours, tools, tackles etc. required to complete the work in all respects as per the specifications and directions of the EIC/ Site Engineer. Testing of weld joints is to be done by vacuum box/ oil chalk/ DP test (covered in separate SOR items) as per site conditions and instructions of EIC/ Site Engineer. |
| 33 | Water Draw off Sump: Taking delivery ofOwner supplied 10 mm plates from thestock yard,transportation to the site, rolling, fabrication of water draw off sump,carrying out oil chalk test, dismantling of existing sump, fixing of new sump, compaction ramming of foundation including supply of labour,equipments etc. required to complete the work in all respects as per theinstructions of Site Engineer / Engineer-in-Charge. Testing of weld joints covered in separate SOR items. |
| 34 | Roof openings and appurtenancesRoof Drain Sump fabrication:- The scope shall include but not limited totaking delivery of owner supplied 8/10 mm steel plates/ pipes, fabricate to required dimensions, installation, welding and NDE including supplyof tools, tackles, consumables and any other resources. Drain sump shall be of dia 28 inch. NDE covered in separate SOR item |
| 35 | Emergency Drain fabrication:- The scope shall include but not limited totaking delivery of owner supplied plates, rolling, fabrication of buckettype emergency drain with canopy as per existing design, installation,welding, NDE including supply of tools, tackles, consumables and anyother resources. NDE covered in separate SOR item |
| 36 | Breather valves:- The scope shall include but not limited to disassembling, cleaning, testing & assembling tank breather valve,cutting, shifting, fabrication, installation, welding, NDE of breathervalve piping connected to roof (near seal) as per existing design,blinding of earlier opening of breather valve on lower / upper deck with5/6 mm plates including the supply of stainless steel wire mesh forbreather valve along with tools, tackles, consumables and otherrequisite resources. NDE covered in separate SOR item. |
| 37 | Foam Guard Plates:- The scope of repair and / or replacement of foam pourer system shall include but not necessarily limited to dismantling by cutting / de-seaming of existing foam pourer system (piping, foam guard etc), shifting to Owners’ scrap yard, fabrication and installation of new foam pourer system as per drawing /existing design including supply of manpower, tools, equipment, machinery, consumables and other resources as may be required to complete the work with all safety precautions. |
| 38 | Piping works: Scope of work to include but not necessarily limited to transporation and proper stacking at Owners yard, taking delivery of Owner supplied materials (if any) from Owners yard, transporting to work site, fabrication, asembling, testing and installation of new piping including supervision, manpower, equipment, machinery, transportation, tools, tackles, consumables and any otherresources: Fabrication only of piping system NPS - All sizes upto sch 80, carbon steel . This includes piping of oil, foam line, sprinkler line, Water draw off, product draw off, roof drain interconnection and TRV lineincluding manpower, equipment, machinery, transportation, tools, tackles, consumables and any other resources and complete the work as per drawing. [Note: The unit of measurement shall be Inch-Dia. Supply of pipes and fittings covered under separate SOR] |
| 39 | Erection (NPS - All sizes; all heights, carbon steel/stainless steel) : Assembling,installation and hydro-testing of piping systems (comprising pipe, fittings, valves, gaskets, fasteners etc) including supervision, manpower, equipment, machinery, transportation, tools, tackles, consumables and any other resources and complete the work as per drawing. The scope shall include piping of all sizes upto schedule 80 and installed at all heights.[Note: The unit of measurement shall be Inch-Meter] |
| 40 | Replacement of Roof Drain Hose pipe: a) Dismantling of the existing roof drain flexible pipingb) Supply and installation of new flexible 3" dia & crude oil/ HSD resistant rubberised hose pipe with SS 304, Class 150 end flanges of 8 M length approximately inplace of dismantled roof drain hose as per drawings, specifications & instructions of Site Engineer/ Engineer InCharge |
| 41 | Structural Works (shapes/sections/bars ):- The scope of structural steel work shall include supply, fabrication, repair and / or replacement of old corroded shapes/sections/bars of staircases, rolling ladder,railings, trusses / rafters of floating roof deck internals, support structuresof wind girders / cooling rings / foam lines / foam dam /peripheral seals, clamps, handles etc including supply of manpower,equipments, consumables, tools & tackles etc. complete as per drawings /existing design . This item is also inclusive of supply & installation of gun metal bushing between the rolling ladder pins & the holein the flat (for preventing fusing of rolling ladder pin) along withrequired fabrication, manpower, tools, tackles, consumables,non-consumables to complete the work in all respects as per direction ofEIC/ Site Engineer. |
| 42 | Structural Works (Stairway and Rolling Ladder steps):- Dismantling of the existing stairway & rolling ladder steps, walkway plate at rolling ladder platform, Supply of pre-fabricated GI (thickness of Zinc coating shall be minimum 100µm ) gratings and installation of the same, inclusive of welding, supply of manpower, equipments, consumables, non-consumables, tools, tacklesetc. to complete the work in all respects as per tender specifications. |
| 43 | Stairways/wind girder/rolling ladder hand rails:- Supply of 40 mmnominal diameter heavy class pipes as per IS-1239 part-I (latest) forstaiways, wind girder and sch. 80 pipe as per SA-106 GrB for rolligladder. The pipes shall be galvanised as per IS-4736 (Zinc coating shall beminimum 100µm), fabrication, welding and erection ofstairways/ hand rails including supply of all equipments, manpower,tools, tackles, consumables, non-consumables etc. to complete the job asper directions of EIC/ Site Engineer. |
| 44 | Replacement of roof support leg: Supply of 4" dia sch. 80 pipe and fabrication and erection of roof support leg as per original designincluding supply of labour, equipment, consumables, tools, tackles etc.as per specifications and direction of Site Engineer/ EIC. |
| 45 | Bituminous CarpetRectification: Bituminous carpet Rectification and replacement of oil soaked sand under Tank Bottom Plates / Annular and Shell Joint Location. Bituminous carpet Rectification under damaged bitumen padding, supply of bitumen, coarse river sand & gravels as per requirement, mixing these components by heating including supply of all tools & tackles, spreading the bitumen mixtures over the bottom & compacting it to achive the desired strength & slope for an average thickness of 50mm & disposal ofdebris of damaged bitumen padding to the place designated by E-I-C. |
| 46 | Tank Surface Preparation and Painting works: (refer Section-7 of detailed technical specs): The scope includes surface preparation to defined standard and application of paints to required DFT as per tender specification inclusive of supply of paints, providing all required manpower, tools, tackles, consumables, non-consumables, equipments etc. to complete the work in all respects as per technical specifications and instructions of EIC/ Site Engineer.Surface cleaning St2 for roof deck internals and Galvanised structures (Stairways, Rolling Ladder, Ladder Track, Gauging Platform) |
| 47 | Sweep blasting (SSPC-SP 7/NACE No. 4): Roof lower deck underside & shell internal |
| 48 | Surface cleaning (SA2/ NACE No. 3): Tank bottom & roof to make surface suitable for visual/NDT inspection |
| 49 | Surface preparation using water washing with low TDS potable sweet water followed by copper slag blasting (conforming to SA 2.5 surface finish) and and profile of 40 to 70µm on all structures plates / pipes / roof / shell / bottom/ attachments at all heights [Note separate SOR item exist for scaffolding] |
| 50 | Primer application for Deck Internals: Priming with Red Oxide Zn-phosphate primer (30-35microns) for internal portions of pontoon boxes, lower side of top deck, upper side of bottom deck, structurals in between the decks, structural supports of floating roof, including the supply of paints, equipments, tools & tackles, labours, consumables etc. to complete the work as per direction of EIC/ Site Engineer. |
| 51 | Soil side of bottom plates: Supply and application of two coats @ 100µm each of surface tolerant epoxy including the supply of paints, equipments, tools & tackles, labours, consumables etc. to complete the work as per direction of EIC/ Site Engineer. |
| 52 | Painting Galvanised structures and CS Piping (stairs, handrails, CS Pipe etc):- 1 coat x 50µm per coat of epoxy primer + 1coat x 125µm per coat of surface tolerant epoxy by brush / roller/ airless spray application followed by one coat of aliphatic polyurethane @ 50µm including supply and application of paints, strip coat on all weld joints projection and supply of all equipments, tools, tackles, manpower, consumables, non-consumables etc. as per specifications of paint manufacturer and directions of EIC/ Site Engineer. Colour for sprinkler fire water piping shall be fire red & colour for foam pourer piping shall be canary yellow. |
| 53 | Painting of roof upper deck with associated appurtenances, shell and wind girders: One coat of inorganic zinc silicate primer to a dry film thickness of minimum 60-75Microns by airless spray application followed by intermediate coat (1 coat x 250µm per coat or 2 coats x 125µm per coat of Surface tolerant epoxy) and top coat (50µm DFT of Aliphatic polyurethane) by airless spray application, sealer coat on primed surface by airless spray, stripe coat of surface tolerant epoxy on all weld joints/ projections by brush including supply of all requisite resources (paints, equipments, tools, tackles, manpower, consumables, non-consumables etc.) to complete the work in all respects as per specifications and directions of the EIC/ Site Engineer. The total DFT shall be minimum 360 microns. |
| 54 | Primer only application: Tank Internals (Bottom / sketch /annular plates, sumps, nozzles, piping, shell up to 1.5m and other attachments) :- Final cleaning of prepared bottom surface by industrial vacuum cleaning, supply and application of 1 (one) coat of epoxy primer to a DFT of minimum 50 microns. The painting area also includes painting beneath leg support pipe, small patch plate assembly (for anode installation). The bolt stem to be covered with tape so that it does not get painted as it has to provide electrical connectivity between plate and anode. This item is inclusive of supply of all required resources ( paints, equipments, manpower, consumables, tools, tackles, consumables, non-consumables etc) to complete the work in all respects as per specifications and instructions of the EIC/ Site Engineer. |
| 55 | Finish coat of tank Internals(Bottom / sketch /annular plates, sumps, nozzles, piping, shell internal below roof lower deck and other attachments) :- After surface preparation and application of primer on entire tank internals, the primed surface shall be cleaned by industrial vacuum cleaner followed by supply and application of 2 (two) coats of solvent free epoxy to a DFT of minimum 200 microns per coat (grey and off-white shades for the 1st and 2nd coats respectively) or single coat of 400 microns (offwhite shade) by Airless spray, by brush for stripe coat, carrying out MIBK test, adhesion test, recording DFT, 100% holiday test to detect any pinholes etc. The painting area also includes small patch plate assembly (for anode installation). The bolt stem to be covered with tape so that it does not get painted as it has to provide electrical connectivity between plate and anode. The total DFT (including primer) shall be minimum 450µm. This item is inclusive of supply of all required paints, all equipments, manpower, consumables, tools, tackles, consumables, non-consumables to complete the work in all respects as per specifications and instructions of the EIC/ Site Engineer. |
| 56 | Radium sticker background: Reflective radium sticker printing (background sticker) and apply including pasting and fixing with supply of all manpower, equipments, tools, tackles, consumables, non-consumables, scaffolding (separate SOR item) working at any height etc. as per instruction of EIC/ Site Engineer to complete work in all respects. |
| 57 | Radium sticker lettering: Reflective radium sticker letter printing and apply in background stickering including pasting and fixing with supply of all manpower, equipments, tools, tackles, consumables, non-consumables, scaffolding (separate SOR item) working at any height etc. as per instruction of EIC/ Site Engineer to complete work in all respects. |
| 58 | Boxing Up of Tank: Reinstallation of earlier dismantled roof manhole & shell manhole including supply of labour, gasket/studs, consumable, tools & tackles to complete the job as per specifications & instructions of Site Engineer / Engineer-in-Charge. |
| 59 | Hydrotesting:Hydrotesting, supply of water,making arrangement for taking water intank,attending leakages through flange joints if any, making arrangement &emptying out the water to a specified location as per direction of siteengineer |
| 60 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:1.5:3 [1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources] |
| 61 | Centering and shuttering including strutting, propping etc. and removal of formwork for : Foundations, footings, bases for columns |
| 62 | 20 mm cement plaster of mix : 1:4 (1 cement : 4 fine sand) |
| 63 | Finishing walls with Acrylic Smooth exterior paint of required shade : New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm) |
| 64 | Lettering with black Japan paint of approved brand and manufacture. [Note: Unit "EA" shall mean "PER LETTER PER CM HEIGHT"]. |
| 65 | Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level :1:1.5:3 [1 cement : 1.5 coarse sand (Zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources] |
| 66 | Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level : Thermo-Mechanically Treated bars of grade Fe-500D or more |
| 67 | Pipes: seamless carbon steel Gr. B hot finished pipe as per ASTM A 106NPS 1 [DN 25] Sch 80 [wall thk 4.55mm] |
| 68 | NPS 3 [DN 80] Sch 80[wall thk 7.62mm] |
| 69 | NPS 4 [DN 100] Sch 80[wall thk 8.56mm] |
| 70 | Supply of ASTM A106 Gr.B /A333 pipes at respective stations as per Station wise Break up of material supply and as per technical specifications from approved vendors specified in tender document. 3.500" ODx 0.216" WT (Sch.STD) ASTM A 333 Gr 6 _K.3 |
| 71 | Supply of Valves at respective stations as per technical specifications from approved vendors in the tender document: 3" x ANSI 150# HOV F/F API 6D Gate Valve_O.5 |
| 72 | Supply of Valves at respective stations as per technical specifications from approved vendors in the tender document: 4" x ANSI 150# HOV F/F API 6D Gate Valve_O.3 |
| 73 | Pipe fittings conforming ASTM A 105 / A 352 Gr. LF2 / A 216 Gr. WCB / A 234 WPB and dimensions as per ASME B16.9 / ASME B16.5FLANGE WNRF, NPS 1, Class 150 |
| 74 | FLANGE WNRF,NPS 2, Class 150 |
| 75 | FLANGE WNRF,NPS 3, Class 150 |
| 76 | FLANGE WNRF,NPS 4, Class 150 |
| 77 | ELBOW, 45 DEG, NPS 4 Schedule 80 |
| 78 | ELBOW, 90 DEG, NPS 3 Schedule 80 |
| 79 | ELBOW, 90 DEG, NPS 4 Schedule 80 |
| 80 | TEE,EQUAL, NPS 3 Straight, Sch 80 |
| 81 | TEE,EQUAL, NPS 4 Straight, Sch 80 |
| 82 | ELBOW, 45 DEG, NPS 3 Schedule 80 |
| 83 | Spiral Wound Metallic Gaskets (SWMG)NPS 1#150 |
| 84 | NPS 3 #150 |
| 85 | NPS 4 #150 |
| 86 | NPS 6 #150 |
| 87 | NPS 8 #150 |
| 88 | NPS 10 #150 |
| 89 | Supply and delivery of Steel Fasteners at respective stations as per Station wise Break up of material supply and as per technical specifications from approved vendors specified in tender document. Fasteners forFlanges 3" x 150# (0.625" Dia. X 4.00" Length ) _B.12 |
| 90 | Supply and delivery of Steel Fasteners at respective stations as per Station wise Break up of material supply and as per technical specifications from approved vendors specified in tender document. Fasteners forFlanges 4" x 150# (0.625" Dia. X 4.00" Length ) _B.11 |
| 91 | Supply and delivery of Steel Fasteners at respective stations as per Station wise Break up of material supply and as per technical specifications from approved vendors specified in tender document. Fasteners forFlanges 6" x 150# (0.750" Dia. X 4.50" Length)_B.10 |
| 92 | Supply and delivery of Steel Fasteners at respective stations as per Station wise Break up of material supply and as per technical specifications from approved vendors specified in tender document. Fasteners forFlanges 8" x 150# (0.750" Dia. X 4.75" Length) _B.9 |
| 93 | Supply and delivery of pipe fittings at respective stations as per Station wise Break up of material supplyand as per technical specifications from approved vendors specified in tender document: 1" 3000# HALF COUPLING _F.2 |
| 94 | Sprinkler nozzles 1/2" SS 316L with K factor based on design requirement |
| 95 | Supply of miscellaneous items as per contract specification Primary seal system for floating roof |
| 96 | Secondary seal system for floating roof |
| 97 | Submerged shunts |
| 98 | Foam maker - Seamless SS 316L (Capacity 200 LPM) |
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