| 1 | 1 | INTERNAL CLEANING: Cleaning the inner surface of the tank using mild water jet for the entire area such as internal roof, shell plates, bottom plates,roof structurals,columns,girders, rafters ect as directed by site in-charge and removal of all sludge/dust/muck/rust etc from the tank and disposing them off as per direction of site in-charge. The work includes isolation of two numbers of fire water tanks of 5000KL capacity each and blinding of connected pipelines with contractor supplied dummy, removal of manhole covers, valves , emptying out of tanks including draining of water, cleaning of bottom,internal surface for the entire area such as internal roof, shell, shell plates, inside portion of the top crown support structurals, beams and scaffolding etc. Work also involves re-fixing of all the valves, man hole coers, breathers, mesh etc., Providing of required lighting, exhaust fan etc inside the tank during the work is also part of the work. Contractor has to provide movable ladder that can stay stable and safe when supported on tank bottom for inspection of tank roof and structurals/truss and cone roof. | BI01010001010000000000000515BI0100001113 | 2 | SU |
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| 2 | 2 | INTERNAL PAINTING: Painting to be done by applying two coats of Epoxy coal tar coating (F3) each to a 175 micron DFT. Total painting thickness minimum 300-350 micron DFT. The rates are inclusive of all material, returnable dummy plates of various sizes as per site condition, transportation, labour, consumables, taking necessary safety precautions, scaffolding as per standard required for cleaning and painting etc for the internal surface of the tanks and fixing back pipes and valves after cleaning and painting. The payment will be made based on the actual area painted. Mentioned work is for patch/touch up painting wherever required. | BI01010001010000000000000515BI0100001118 | 1000 | M2 |
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| 3 | 3 | EXTERNAL PAINTING: Shell, Roof plates, non galvanized steel structral like spiral staircase, hand rail, landing platforms, valves etc. Surface preparation as per ST-3 standard. Primer - One coat of Self priming HB epoxy mastic coating (P4) DFT 100-125 micron, Intermediate coat of Polyamide cured HB Epoxy MIO (U1) DFT 100-125 micron and final 2 coats of acrylic Poly urethane (F1) DFT 40-50 micron as per IOC Painting Manual and as per the instructions of Engineer - In - Charge. After completion of paiting DFT of painting should be atleast of 240 micron. The rate includes lettering the logo \"INDIAN OIL\" in English and Hindi along with monogram, the tank capacity, tank number as per Indianoil look book format. All Necessary paints, thinners, tools, tackles, consumables, working platform as per standard and labour etc. should be provided by the contractor. The payment will be made based on the actual area painted. Painting of hand rails, structurals, tank roof and truss etc are included. The colour coding of pipeline/valves and banding etc as per IOC specifications to be followed. | BI01010001010000000000000515BI0100001123 | 3000 | M2 |
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| 4 | 4 | SCAFFOLDING: Providing and fixing double scaffolding system on the up to 25 meter height made with 40 mm dia M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube jallies, M.S. clamps and M.S. staircase system in the scaffolding for working platform etc. conforming to IS: 2750 & 4014 (Part I & II) and maintaining it in a serviceable condition for the required duration as approved and removing it there after .The scaffolding system shall be stiffened with bracings, runners, connection with the building, tank etc wherever required for inspection of work at required locations with essential safety features for the workmen etc. complete as per directions and approval of Engineer- in-charge .The elevational area of the scaffolding shall be measured for payment purpose .The payment will be made once irrespective of duration of scaffolding. | BI01010001010000000000000515BI0100001123 | 1800 | M2 |
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| 5 | 5 | NDT works including cleaning of plates and assisting for NDT, Ultrasonic Thickness measurement of bottom plates, shell plates,roof plates by competent authority and obtaining necessary test certificates and submitting reports. The item also includes checking internal settlement/tilting of tank and submission of report. | BI01010001010000000000000515BI0100001122 | 2 | SU |
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| 6 | 6 | Servicing of mechanical level gauges, replacing bearings, floats and check up the proper funtions of the level gauges witnessed by site in-charge. | BI01010001010000000000000515BI0100001125 | 2 | SU |
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