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1. One part Portland Cement; conforming to ASTM C150, Type Lin. <br /> 2. Two parts sand; conforming to ASTM C144. <br /> 3. One-half part hydrated lime; conforming to ASTM C207, Type S. <br /> 2.04 GROUT <br /> A. Grout shall be one of the following: <br /> 1. Pre-mixed, nonmetallic grout; the acceptable types and manufacturers of <br /> which are listed below: <br /> a. Master Builders;"Embeco Mortar". <br /> b. Sonneborn; "Ferrolith G-D.S.Redi-Mixed". <br /> C. Or approved equivalent. <br /> 2. Job-mixed grout,using the following ratio of ingredients: <br /> a. One part Portland Cement; conforming to ASTM C207,Type YR. <br /> b. One part sand;conforming to ASTM C 144. <br /> € C. One part shrinkage correcting aggregate; the acceptable types and <br /> manufacturers are: <br /> (1) Master Builders;"Embeco Aggregate". <br /> (2) Sonneborn; "Ferrolith G-D.S". <br /> (3) Or approved equivalent. <br /> 2.05 RING AND COVER <br /> A. All rings shall be maximum eight-inches(8")in height. <br /> B. Iron ring and covers shall be gray iron conforming to ASTM A48, with a coal-tar <br /> epoxy finish. <br /> 1. Covers shall be non-perforated. <br /> 2. Ring and cover shall be a hinged gasket manhole lid with locking device.. <br /> 3. Acceptable rings and covers are: <br /> a. Pamrex. <br /> b. Rexus <br /> Boyd Freeman Ditch Improvements 02605-3 Manholes <br /> August 2005 <br />