South East Central Railway Tender

Description:- Roofing // 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 10 Mm Gap For Thermal Expansion. // Providing and Fixing Precoated Galvanised Iron Profile Sheets (size, Shape And Pitch Of Corrugation As Approved by Engineer-in-charge) 0.50 Mm (+ 0.05 %) Total Coated Thickness With Zinc Coating 120 Grams Per sqm As Per Is: 277, In 240 Mpa Steel Grade, 5-7 Microns Epoxy Primer On Both Side Of The Sheet And polyester Top Coat 15-18 Microns. Sheet Should Have Protective Guard Film Of 25 Microns Minimum To avoid Scratches During Transportation And Should Be Supplied In Single Length Upto 12 Metre Or As desired By Engineer-in-charge. The Sheet Shall Be Fixed Using Self Drilling /self Tapping Screws Of Size (5.5x 55 Mm) With Epdm Seal, Complete Upto Any Pitch In Horizontal/ Vertical Or Curved Surfaces, excluding The Cost Of Purlins, Rafters And Trusses And Including Cutting To Size And Shape Wherever required.