Tapi Irrigation Development Corporation Tender

Item No. 4 :- Providing & Erecting M.S. pipes made out of MS plate conforming to IS 2062:1992 including procurement of plates, gas cutting to required size, rolling tack welding, assembling in sutable lengths to form pipes on automatic welding machine, The welding shall be ERW/SAW using electodes having weldmark E7018 (Low Hydrogen electrodes) and forming 'V' edge on both ends of pipes, including third party inspection charges, lowering and laying to correct position on prepared bedding or on pedastals or chairs, field hydraulic testing at specified test pressure as per IS 5822:1994 sec 11, field welding to join pipes after laying Rediographic (5%) and ultrasonic (10%) testing of welds including all equipments submitting report, expert personal required for testing, interpreting and submitting report along with develop film where applicable all incidental charges etc, complee as per IS 3589:2001

Item No 5 :- Providing & applying liquid epoxy coating to the external surface of Rising Main Pipes as per AnneX-B of IS 3589:2001, preferably by airless spray with one coat of Zinc rich epoxy primer (90 % zink (DFT 40 microm, coverage 9 Sqm/lit) and two coats of coal tar epoxy paint (DFT 120 x 2 microm coverage 2 Sqm/Lit/coat) including cleaning the surface to the satisfaction of Engineer in charge by sand blasting / scraping removing oil, grease, other foreign, materials, including all necessary material, labour with all leads and lifts etc. complete

Item No 6 :- Providing & applying liquid epoxy coating system to the interior surface of Rising Main pipes a per Annex-B of IS 3589:2001, preferably by airless spray with one coat of Zinc rich epoxy primer (90% zinc, DFT 40 microm, coverage 9 Sq./Lit) and three coats of coal tar epoxy paint (DFT 120 x 3 micron coverage 5 Sqm/Lit/coast) including cleaning the surface to the satisfaction of Engineer in charge by sand blasting/chemical cleaning/ scraping removing oil, grease other foreign materials including all necessary material, labour with all leads and lifts etc. complete (Qty. of sand 3cum/100sq,mtr.)

Item No 7 :- Royalty charges For sand

All minerals except sand

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