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1186-CON - Submission of 20mm Expansion Joint Waterproofing Material - Moisture Barrier (Kanta Flex 75FP) Material Test Certificate

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NCCL/CMRL-ECV101/CON/1186/2019-20 YL vec NCC To Shri. S.Ashok Kumar, IRSE, General Manager (T&EC), Chennai Metro Rail Limited, CMRL Depot, Admn. building, Poonamalle High Road, Koyambedu, Chennai ~ 600 107. Dear Sir, Sub: ECV101- Construction of elevated viaduct from Ch. 2900,000 to Ch. 6151.000m (3250m approximate) for standard gauge twin Track metro rail and three elevated stations ~ Tondiarpet, Tollgate and Thangal - Reply to request for Approval of 20mm Expansion Joint Waterproofing Material submittal (Make: Kanta Flex; Model: 75FP) - Reg. Ref: 1. Lr.No: NCCL/CMRL-ECV101/CON/1176/2019-20, dated 07/12/19 2. Mail dt: 09/12/2019 With reference to the above subject and the mail dated: 09/12/19 (Annexure 1), we would like to clarify as follows: 1) CMRL Query - Clarification over 75 FP (Material submittal form, Complaince Statement & Installation instructions) & 75 FP-1 - (1x2) (Kantaflex Drawing, Test Certificate] - Kindly clarify which system at you going to use 75 FP & 75 FP-1: NCC Reply - Manufacturer confirmed that 75FP is the system and 75FP-1 is the model number. It is mentioned as “75FP-1” in sketch and Test Certificate in order to specify model number (for 20mm expansion gap). Clarification is attached in Annexure-1. 2) CMRL Query - Test Report for Moisture Barrier is missing: NCC Reply - Material Test Certificate for 20mm Expansion Joint Waterproofing Material - Moisture Barrier (Make: Kanta flex; Model: 75FP) is attached in Annexure-2. 3) CMRL Query - Leak Test to be performed: NCC Reply - Leak test is already performed in the presence of CMRL Site representatives and found waterproof, This is for your review and request for your approval please. Thanking you and assuring you of our best services at all the times. For NCC Limited Veretider Kumar Project Manager wee Copy to: AGM-EC, AGM-Design, QC Manager.~ CMRL. Encl: Annexure 1 ~ Mail received from CMRL dt: 09/12/2019. Annexure 2 - Material Test Certificate of Moisture Barrier. Annexe £- Mail fem Moanufaetions piso FW. Work Order Copy - CMRL -NOC Lid,,- CMRL ECV.101 aS FW: Work Order Copy - CMRL - NCC Ltd., Kannan Fi 13-12-2019 15:03 TeiCMRL ECV-101 QS ; CeNaga Prakash S ; kunal@kantaflexin ; kantaflex.chennai@gmailcom ; @ 2attachments kantha_191210153033_0001.pdf, SUBMITTAL_FORCMRL-O7 12 2019.pdf, Dear Mr. Sundar Sir, ‘Motel namng 75FP = sift iaiids for ainch / 25mm expansion gap) & (ix stands for Linch gapand 2" Inch height of ‘the system)" TOEP-A1 x2) [OP reponse Yd] REE Bn Es uf 4 « peeiy Ma 4 mee d focnne 3 * a iy 4 TSFP-1-(1X2) |FLOOR TO FLOOR EXPANSION JOINT - PEDESTRIAN] Thanks & Kind Regards, Kannan.M - 7358 1111 83 Business Development Manager: e-mail: kannan@kantaflex.in as KANT AFPLE DC INDIA PRIVATE LIMITED hapswebmal. nc nlonavewnadel-RescMessogctemSitemiD=AAMKADRHOWaNT mLWNINGQINGNZS IhZGQMAWANY2YONMWYB.. 440 Annecwe 2 — Mobic Tat Cote vi Mottin Rasttuy law KANTAFLEX (INDIA) PVT LIMITED KANTA FLEX ae RRA ee eax vot a4 abaeiaaa aboot sen DATE: 19.06.2019 TEST REPORT FOR MOISTURE BARRIER MATERIAL —_: SYNTHETIC FIBER REINFORCED PVC STRIP CLEINT (UBE CONSTRUCTION ENGINEERING LTD PROJECT: U.N. MEHTA INSTITUTE OF CARDIOLOGY ~ AHMEDABAD PO&DATE : POCUNMA/00082/19-20 DTD: 13.06.2019 . QUANTITY 220 METERS SI. No. PARAMETER UNIT REQUIERD OBSEREVED STANDARD o1 Weight/ m2 ‘Gram, 450 + 40) 482grams ASTM D 6822 02 Thickness MM 0.38 Minimum 0.41 MM SCREW GAUGE 03 Water Leakage @ x» ~ No Leak NoLeak | ASTMD570- oa | Authorized signatory FACTORY: B 52 (N) SIPCOT INDUSTRIAL COMPLEX, GUMMIDIPOONDI 601201 MAIL; kanta@kantaflex.in, WEB: www.kantafex.in

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