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<br />DESIGN AND CONSTRUCTION STANDARDS <br /> <br />I. HISTORY <br /> <br />A. 1982 - City Council adopts the City's very first formal version of design and <br />construction standards. <br /> <br />B. 1988 - Staff begins a first draft of the second version of the standards. <br /> <br />C. 1992 - Final draft of the second version is complete and put into use. <br /> <br />II. REVISION PROCESS <br /> <br />A. The items that were not adequately addressed in the 1982 standards were <br />identified. <br /> <br />B. Other local and state agency standards were reviewed to insure that the new <br />standards would substantially comply with the generally accepted design and <br />construction standards in the region. <br /> <br />C. National standards were reviewed to insure that the new standards would <br />strictly comply with certain standards that are considered as industry <br />standards throughout the nation. <br /> <br />D. The final draft was reviewed by consulting engineers to determine if any <br />items were perceived as overly restrictive or unreasonable. <br /> <br />E. The final draft was reviewed by the City Attorney to insure all legal <br />requirements were met. <br /> <br />III. MAJOR CHANGES <br /> <br />A. Drawings - All drawings were updated and redrawn on Autocad. <br /> <br />B. Water System - Allowed the use of PVC water main in addition to ductile <br />iron water main. Added a section on water services and backflow prevention. <br /> <br />C. Streets - Changed street section from a composite aggregate/asphalt section <br />to a full depth asphalt section. Revised the structural design method to <br />match the AASHTO method. Revised the geometric design requirements to <br />comply with AASHTO. <br /> <br />D. Trenches - Combined all trenching, backfilling and testing requirements into <br />one section. <br /> <br />E. Plan Submittal - Combined all improvement plan submittal requirements into <br />one section. <br /> <br />F. Hollywood Curbwalk - Revised standard curbwalk has flatter gutter pan and <br />more laid back curb face. <br />