1、09-11 07 14 21 - 1 SECTION 07 14 21 LATEX MASTIC DECK COVERING SPEC WRITER NOTE: Delete between /-/ if not applicable to project. Also delete any other item or paragraph not applicable in the section and renumber the paragraphs. PART 1 - GENERAL 1.1 DESCRIPTION This section specifies latex mastic co
2、vering for waterproofing deck surfacing. 1.2 RELATED WORK Color of deck covering: Section 09 06 00, SCHEDULE FOR FINISHES. 1.3 MANUFACTURERS QUALIFICATIONS Latex mastic deck covering shall be a product of a manufacturer regularly engaged in producing and supplying latex mastic deck covering as speci
3、fied. 1.4 APPLICATORS QUALIFICATIONS Deck covering installation shall be performed by an applicator approved by the manufacturer. 1.5 APPLICABLE PUBLICATIONS A. Publications listed below form a part of this specification to the extent referenced. Publications are referenced in the text by the basic
4、designation only. B. American Society for Testing and Materials (ASTM): D412-06 Vulcanized Rubber and Thermoplastic Elastomers-Tension. D570-98(R2010) . Water Absorption of Plastics D903-98(R2010) . Peel or Stripping Strength of Adhesive Bonds. D2240-05(R2010) Rubber Property-Durometer Hardness. 1.6
5、 SUBMITTALS A. Submit in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES. B. Samples: 150 mm (6 inch) square, each color. C. Manufacturers Literature and Data: 1. Latex mastic deck covering. 2. Installation instructions. D. Certificates: 1. Compliance of material with spec
6、ification requirements. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-09-11 07 14 21 - 1 2. Manufacturers qualifications as specified. 3. Applicators qualifications as specified. 1.7 DELIVERY Deliver materials to job site in original sealed contain
7、ers identified with manufacturers name and brand. 1.8 WARRANTY Deck covering and integral flashing is subject to the “Warranty of Construction“, FAR clause 52.246-21, except that the warranty period against leaks or other failures, over and above normal wear and structural failure of the substructur
8、e, is two years in lieu of one year. PART 2 - PRODUCTS 2.1 Product shall be a trowel applied elastomeric material meeting all performance requirements specified and designed primarily for waterproofing deck surfacing. 2.2 PERFORMANCE REQUIREMENTS A. Tensile Strength: ASTM D412: Not less than 7240 KP
9、a (1050 psi). B. Water Transmission: ASTM D570: None when subjected to a water pressure of 345 KPa (50 psi) for a period of one hour. C. Hardness: ASTM D2240: 60-70 Shore “A”. D. Adhesive Strength: ASTM D-903: Not less than 1035 kPa (150 psi). E. Weight: 1.8 kg/m2 (0.45 lbs psf). F. Elongation: ASTM
10、 D412: 500 percent. 2.3 The topcoat shall be of the specified color. PART 3 - EXECUTION 3.1 INSTALLATION A. Prepare surface by removing dirt or other foreign matter including any concrete curing agents. B. Apply epoxy primer by roller. C. Apply basecoat and pigmented topcoat as per manufacturers instructions. Turn up the material against walls to form an integral waterproof membrane. D. Typical finish of two coats shall be minimum 2 mm (1/16 inch). - - - E N D - - - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
