Supply Of Cladding Sheets And Deck Sheets At 1 X 250 Mw Nspcl Rourkela Pp-Ii Expansion Project Supply Of Cladding Sheets And Deck Sheets At 1 X 250 Mw Nspcl Rourkela Pp-Ii Expansion Project , Designing, Supplying Permanently Color Coated Galvanised Ms T, 1 X 250 MW NSPCL Rourkela TPP-II Expansion Project-Odisha

Supply Of Cladding Sheets And Deck Sheets At 1 X 250 Mw Nspcl Rourkela Pp-Ii Expansion Project Supply Of Cladding Sheets And Deck Sheets At 1 X 250 Mw Nspcl Rourkela Pp-Ii Expansion Project , Designing, Supplying Permanently Color Coated Galvanised Ms Troughed Metal Sheet Decking Plate Ss255 / Astm / A653m Of Approved Colour And Conformingas Per Relevant Is Code And Specification. Bare Metal Thickness Of Deck Plate Shall Be Minimum 0.8Mm With Minimum Trough Depth Of 44 Mm Having Minimum Yield Strength Of 250 Mpa And Shall Serve As Permanent Shuttering To The Roof Slab 100Mm Thick Measured Over Crest Of Metal Decking & Shall Have Adequate Strength To Support Weight Of Green Concrete And Imposed Loads Of Min 150 Kg / Sqm During Construction Between Purlins As Per Manufacturers Recommendations / Calculations / Test Certificates For Approval Includingofside Lapping, End Lapping Etc. All Complete For Below Mentioned Spans. The Sheet Shall Be Permanently Coated With Silicon Modified Polyster Paint Of Minimum 20 Microns ( Nominal ) Smp Or Polyester Paint On One Side ( Exposed Side ) On 5 Micron ( Nominal ) Primer Coat And 5 Microns ( Nominal ) Smp Or Polyester Paint Over 5 Micron ( Nominal ) Primer Coat On The Other Side. Smp And Polyester Paint Systems Shall Conform To Product Type 4 As Per As / Anz 2728, Includingself-Drilling White Zinc Plated Heat Treated Carbon Steel Screws Of Minimum 5.6 Mm Dia @ 260Mm C / C In The Trough And Stich Screws Between Two Adjacent Sheets And Sealing With Epoxy Sealant All Complete As Per Customer Specification. Measurement Of Profile Sheeting Shall Be Of The Plan Area Of Roof Covered By Ms Trough Metal Decking.----Span Upto 1700Mm , Designing, Supplying, Of External Sheet Of Permanent Colour Coated Metal Cladding With Troughed M.S. Sheets Of 0.6Mm Bare Metal Thickness Having Minimum Yield Strength 250 Mpa And Zinc-Aluminium Alloy Coating Not Less Than 150Gm / Sqm Total On Both Sides Includingcorrosion Resistant Self Tapping / Self Drilling Type Fasteners With Suitable Cap ( Required For Fixing To Supports / Rails By Concealed Fixing System ) , Flashing Etc. All Complete. The Exposed Face Ofthe Sheetshall Be Permanently Colour Coated With Polyfluro Vinyl Coating ( Pvf2 ) Of Minimum Dry Film Thickness ( Dft ) 20 Microns Over Suitable Primer. Inner Face Of The Sheet Shall Be Provided With Suitable Pre-Coating Of Minimum Dft 7 Microns Over Suitable Primer. The Permanent Colour Coated Sheet Shall Meet The General Requirements Of Is : 14246 And Shall Conform To Class 3 For The Durability. , Designing, Supplying Of External Sheet Of Permanent Colour Coated Metal Cladding With High Strength Tensile Steel Sheet 0.5Mm Bare Metal Thicknesshaving Minimum Yield Strength 350 Mpaand Zinc-Aluminium Alloy Coating Not Less Than 150 Gm / Sqm Total On Both Sides Includingcorrosion Resistant Self Tapping / Self Drilling Type Fasteners With Suitable Cap ( Required For Fixing To Supports / Rails By Concealed Fixing System ) , Flashing Etc. All Complete. The Exposed Face Ofthe Sheetshall Be Permanently Colour Coated With Polyfluro Vinyl Coating ( Pvf2 ) Of Minimum Dry Film Thickness ( Dft ) 20 Microns Over Suitable Primer. Inner Face Of The Sheet Shall Be Provided With Suitable Pre-Coating Of Minimum Dft 7 Microns Over Suitable Primer. The Permanent Colour Coated Sheet Shall Meet The General Requirements Of Is : 14246 And Shall Conform To Class 3 For The Durability. , Designing, Supplying External Sheet Of Permanent Colour Coated Metal Cladding Shall Be Troughed ( Minimum Depth Of Trough= 28 Mm & Maximum Pitch Of Trough= 200 Mm ) Zinc-Aluminium Alloy ( 55% Aluminium, 43.4% Zinc And 1.6% Silicon ) Coated, Not Less Than 150 Gm / Sq M, Having High Tensile Sheet ( Fy=550 Mpa ) Of 0.5 Mm ( Minimum ) Base Metal Thickness Including Corrosion Resistant Self Tapping / Self Drilling Type Fasteners With Suitable Cap ( Required Forfixing To Supports / Rails By Concealed Fixing System ) , Flashing Etc. All Complete. The Exposed Face Ofthe Sheetshall Be Permanently Colour Coated With Polyfluro Vinyl Coating ( Pvf2 ) Of Minimum Dry Film Thickness ( Dft ) 20 Microns Over Minimum 5 Microns Of Suitable Primer. Inner Face Of The Sheet Shall Be Provided With Suitable Pre-Coating Of Minimum Dft 12 Microns Over Minimum 5 Microns Of Suitable Primer. The Permanent Colour Coated Sheet Shall Meet The General Requirements Of Is : 14246 And Shall Conform To Class 3 For The Durability. , Designing & Supplying Prefabricated Sandwich Panels Comprising Troughed Profile With Outer Sheet Of Permanent Color Coated ( Non-Insulated ) Metal Sheets Troughed ( Minimum Depth Of Trough= 28 Mm & Maximum Pitch Of Trough= 200 Mm ) Zinc-Aluminium Alloy ( 55% Aluminium, 43.4% Zinc And 1.6% Silicon ) Coated, Not Less Than 150 Gm / Sq M, Having High Tensile Sheet ( Fy=550 Mpa ) Of 0.5 Mm ( Minimum ) Base Metal Thickness. The Exposed Face Ofthe Outer Sheetshall Be Permanently Colour Coated With Polyfluro Vinyl Coating ( Pvf2 ) Of Minimum Dry Film Thickness ( Dft ) 20 Microns Over Minimum 5 Microns Of Suitable Primer. Inner Face Of The Outer Sheet Shall Be Provided With Suitable Pre-Coating Of Minimum Dft 12 Microns Over Minimum 5 Microns Of Suitable Primer And Inner Sheet Made Up Of Slight Profiled Linear Tray Of 0.5Mm Bmt 340 Mpa Galvanized Steel Of 150 Gsm Zinc Coating ( Totalon Both Sides ) With Rmp Color Coating Of 25 Microns On The Exposed Side Over The Primer And 12 Microns On The Covered Side Over A 5 Microns’ Primer Coat. The Insulation Material Shall Be Of High Density Cfc- Free 30Mm ( At The Valley Position Of The Outer Sheet ) Thick Polyurethane Foam Insulation Of Density 40 – 42 Kg / M3 Sandwiched In Between The Two Sheets. The Panel Should Be Finished With A Malefemale Jointing System. Cost Is Inclusive Of Hexa-Headed Self-Drilling Fasteners Of Required Size With Synthetic Washers ( Required For Fixing Of Panels To Purlins ) , Flashing And Capping ( Top And Bottom ) Made Of Pre-Coated Galvalume Sheet In Plain Form But In Required Shape.

Sr No	CorrigendumDate	Corrigendum	CorrigendumType	NewSubmissionDate
1	02-08-2021	TCN-01	Date	09-08-2021
2	05-08-2021	TCN-02	Other	09-08-2021
3	06-08-2021	TCN-03	Other	09-08-2021
4	09-08-2021	TCN-04	Date	11-08-2021
5	11-08-2021	TCN-05	Date	13-08-2021
6	11-08-2021	TCN-06	Other	13-08-2021

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