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SECTION 02605 <br /> MANHOLES <br /> PART GENERAL <br /> 1.01 SCOPE <br /> A. This section addresses sanitary sewer manholes, and includes the acceptable <br /> products,materials, and construction practices which may be used in the construction <br /> and installation of manholes. <br /> B. Manholes shall be furnished with all accessories,including steps,base,cone section, <br /> and ring and cover. <br /> C. Manholes shall be installed wherever there is a change in size, direction, slope, at <br /> junctions, and intervals of not more that four hundred feet (400') for 10-inch and <br /> smaller diameter pipe and five hundred feet (500') for pipe diameters greater than 10- <br /> inches. <br /> 1.02 QUALITY ASSURANCE <br /> A. Standards(as applicable) <br /> 1. ASTM A185, Standard Specification for Steel Welded Wire Fabric, Plain, <br /> for Concrete Reinforcement,latest revision. <br /> 2. ASTM A615, Standard Specification for Deformed and Plain Billet-Steel <br /> Bars for Concrete Reinforcement,latest revision. <br /> 3. ASTM A996, Standard Specification for Rail-Steel and Axel-Steel Deformed <br /> Bars for Concrete Reinforcement,latest revision. <br /> 4. ASTM B 108, Standard specification for Aluminum-Alloy Permanent Mold <br /> Castings,latest revision. <br /> 5. ASTM B179, Standard specification for Aluminum alloys in Ingot and <br /> molten forms for Castings from All Castings Processes,latest revision. <br /> 6. ASTM C33, Standard Specification for Concrete Aggregates,latest revision. <br /> 7. ASTM C144, Standard Specification for Aggregate for Masonry Mortar, <br /> latest revision. <br /> 8. ASTM C150, Standard Specification for Portland Cement,latest revision. <br /> 9. ASTM C207, Standard Specification for Hydrated Lime for Masonry <br /> Purposes,latest revision. <br /> 10. ASTM C478, Standard Specification for Precast Reinforcement Concrete <br /> Manhole Sections,latest revision. <br /> Boyd Freeman Ditch Improvements 02605-1 Manholes <br /> August 2005 <br />