Rashtriya Chemicals And Fertilizers Limited Tender

BAMBOO SCAFFOLDING ARRANGEMENT INCLUDING CLEANING THE AREA FOR MOVEMENT OF LABOURS AND ERECTION OF SCAFFOLDING FOR CARRYING OUT THE WATERPROOFING WORK OVER THE DOMED SHAPE SILOS COMPLETE AS DIRECTED BY EIC.

PROVIDING AND LAYING PLAIN FINISH APP (ATACTIC POLYPROPYLENE POLYMER) POLYMER MODIFIED BITUMINOUS MEMBRANE 3 MM. THICK (WT: 3.5 TO 4.0 KG/SQ.M.) BLACK FINISHED REINFORCED WITH NON WOVEN POLYSTER MATT BY SAME MEMBRANE MANUFACTURER OF FOR WATER-PROOFING OF PARABOLIC SHAPE SILOS AFTER APPLICATION OF COMPATIBLE MODIFIED BITUMINOUS PRIMER@ MIN. 0.25 LTR. / SQ.M.AS PER MANUFACTURER’S SPECIFICATIONS, TO SLAB WITH ALL LEADS AND LIFTS WITH TRANSVERSE LAPPING OF MIN. 75 MM.& LONGITUDINAL LAPPING OF MIN. 150 MM. ETC. COMPLETE, LAYER OF PMB MEMBRANE SHALL BE LAID BY USING BUTANE TORCH AND SEALING ALL JOINT ETC. AND PREPARING THE SURFACE AS PER MANUFACTURER’S SPECIFICATIONS AS DIRECTED BY EIC WITH THE FOLLOWING SPECIFICATIONS OF THE MEMBRANE: 1. LONGITUDINAL & TRANSVERSE TENSILE STRENGTH OF MIN. 600N & 400N/5CM. LENGTH AT 230 C . 2. LONGITUDINAL & TRANSVERSE TEAR STRENGTH OF MIN. 300N & 250N AT 230 C . 3. SOFTENING POINT OF NOT LESS THAN 1500 C. 4. NON FLOW HEAT RESISTANCE OF NOT LESS THAN 1000 C. 5. COLD FLEXIBILITY OF UP TO -20 C.WHEN TESTED IN ACCORDANCE WITH ASTM, D-5147 PRIMER SHALL HAVE DENSITY @ 25°C, 0.87 – 0.89 KG/LIT. & VISCOSITY 70 – 160 CPS.

PROVIDING & APPLYING 2 COATS OF ALUMINIUM BITUMEN PAINT OR PMBM TOP COATING AS PER MANUFACTURER’S SPECIFICATION AND/OR AS DIRECTED BY EIC COMPLETE.

PROVIDING AND APPLYING POLYMER MODIFIED READY MIX CEMENT MORTAR FOR PLASTERING/ MICRO CONCRETE OF ANY THICKNESS AS PER SITE REQUIREMENT OF APPROVED BRAND INCLUDING CURING ETC. AS PER MANUFACTURER'S SPECIFICATIONS OR AS PER INSTRUCTIONS OF ENGINEER IN-CHARGE (THE ITEMS SHALL BE PAID ON ACTUAL CONSUMPTION OF READY MIX QUANTITY ONLY). THE RATE SHALL BE INCLUSIVE OF SURFACE PREPARATION BEFORE APPLICATION AS PER THE MANUFACTURER'S SPECIFICATIONS INCLUDING APPLYING RUST REMOVER, RUST INHIBITOR COAT, BOND COAT ETC. AS DIRECTED BY EIC.

FINISHING THE TERRACE SLAB INTEGRALLY MIXED WITH WATERPROOFING COMPOUND IN CEMENT MORTAR 1:3 PROPORTION WITH 6 TO 8 MM THICK LAYER, INCLUDING CURING, FINISHING USING APPROVED WATER PROOFING COMPOUND AT RATE OF 1 KG OF CEMENT, ETC.COMPLETE AS DIRECTED BY EIC.

REMOVING THE EXISTING ALUMINUM SHEET OF EXPANSION JOINT CAREFULLY BY DE-SCREWING, INCLUDING NEOPRENE RUBBER SHEET, PROPERLY STACKING ALUMINUM SHEET AT SITE FOR REUSE OR RETURNING TO RCF SCARP YARD AND/ OR AS DIRECTED BY EIC, ETC. COMPLETE.

FIXING OF OLD AVAILABLE ALUMINUM SHEET AT EXPANSION JOINT WITH NEW WASHERS AND SCREWS, PROPERLY SCREW TO RCC ROOF SLAB ETC. COMPLETE AS DIRECTED BY EIC. (ALUMINIUM SHEET SUPPLY BY RCF FREE OF COST)

PROVIDING AND FIXING ALUMINUM SHEET 18 GAUGE AT EXPANSION JOINT WITH NEW WASHERS AND SCREWS, PROPERLY SCREW TO RCC ROOF SLAB ETC. COMPLETE ASDIRECTED AS DIRECTED BY EIC. (ALUMINIUM SHEET SUPPLY BY CONTRACTOR)