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ameO <br /> 3. Do not undertake deployment if weather conditions will preclude material seaming on same <br /> day as deployment, unless approved by MANAGER, DESIGN ENGINEER, and <br /> CERTIFYING ENGINEER. . <br /> B. Seaming <br /> 1. Normal Weather Conditions <br /> Normal seaming procedures may take place if the following weather conditions exist: <br /> a. Ambient temperature between 35'F and 100'F. <br /> b. Dry conditions, i.e., no precipitation or other excessive moisture, such as fog or <br /> dew. <br /> C. No excessive winds. <br /> 2. Adverse Weather Conditions <br /> a. Do not seam if ambient temperature is below 14'F or above 100'F. <br /> b. Do not seam during precipitation, in the presence of excessive moisture(e.g. fog, <br /> dew),in an area of ponded water,in the presence of excessive winds. <br /> C. If the ambient air temperature is between 14' F and 35'F for the entire shift,Cold <br /> Weather Seaming provisions will govern. <br /> 1. The INSTALLER will be required to perform a minimum of four trial <br /> seams during the planned work shift, at approximately the same time <br /> interval throughout the scheduled workday. <br /> 2. If the Soil Liner Fill is considered frozen as outlined in Item 3.06 of <br /> Section 2200,the INSTALLER must place seaming boards or slip sheets <br /> when seaming. Seaming boards or slip-sheets shall be removed by <br /> INSTALLER. <br /> PART 2: PRODUCTS <br /> 2.01 MATERIALS <br /> A. The geomembrane shall be a polyethylene. The geomembrane shall be manufactured of new, first- <br /> quality resin produced in the United States or Canada and shall be manufactured specifically for this <br /> type of application. <br /> B. The geomembrane sheet shall be comprised of a minimum ninety-six(96)percent pure polyethylene. <br /> The remaining portion shall be made up of materials necessary for the performance of the liner(such <br /> as carbon black, anti-oxidants, etc.) The geomembrane rolls shall meet the following <br /> SPECIFICATIONS: <br /> 1. The surface of the geomembrane shall not have striations, roughness (except texture as <br /> specified), pinholes, or bubbles and shall be free of holes, blisters, undispersed raw <br /> materials, or any contamination by foreign matter. MANAGER and CERTIFYING <br /> Section 02776 Page 7 of 22 May 9,2012 <br /> Geomembrane Revision 1 <br />