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INTERWEST—EVERETT CONTRACTOR'S YARD SITE IMPROVEMENTS Sitts & Hill Engineers, inc. <br /> OPERATION AND MAINTENANCE MANUAL Job Number 18,831 <br /> I <br /> DESIGN AND CONSTRUCTION STANDARDS AND SPECIFICATIONS <br /> I No.?:Access Roads And General Stormwater Facility <br /> Access <br /> Maintenance Conditions When Suggested Corrective Results Expected <br /> component Defect Maintenance Is Deeded Action When Maintenance Is <br /> Performed <br /> I Access road Trash and Trash and debris arc readily Remove Trash and Access road and <br /> debris visible within the easement. Debris easement are free of <br /> significant trash. <br /> I lazard Access road contains debris Remove Debris or Access road is free of <br /> debris or other materials which relocate large debris or materials <br /> have the potential to obstructions out of which could damage <br /> damage maintenance access road tires. <br /> equipment tires. <br /> IOverhanging Vegetation or other Remove vegetation or Access road overhead is <br /> obstructions materials overhang the trim portions of clear to 14 feet high. <br /> access road restricting vegetation which restrict <br /> maintenance equipment access <br /> I access. <br /> Horizontal Vegetation or other Remove vegetation of No obstructions present <br /> obstructions materials obstruct vehicular trim back out of access +filch reduce road width <br /> use of access road. road. to less than the design <br /> I <br /> width,or 12 feet, <br /> whichever is greater. <br /> Road Maintenance vehicle access Fill in potholes with Road surface smooth <br /> surface could be hampered by road material or rcgradc with no evidence of <br /> ' potholes or road surface gravel/dirt access road. potholes,settlement,soft <br /> failure. Repair structural spots or ruts, <br /> deliciencics. <br /> Weeds in Weeds or vegetation is Mow or remove Road surface is free of <br /> I road growing in the roadway. weeds:vegetation weeds greater than 6 <br /> inches high. <br /> Shoulder Access road shoulder is Fill in eroded areas and Road shoulder is free of <br /> erosion eroded. permanently stabilize erosion and adequately <br /> ' ;oils with seeding or stabilized_ <br /> rock as appropriate <br /> Acres a+ Flow Brush,weeds,or other Remove vegetation Flow Control Structure <br /> Stormwater Control vegetation prevent access is accessible <br /> I Control Structure to control structure for <br /> Elements inspection and maintenance <br /> Structure is buried by built Remove vegetation or Structure and be located <br /> up vegetation or sediment sediment and clean out and opened for <br /> I and cannot be located or access construction and <br /> opened maintenance. <br /> Inlet-Outlet Brush,weeds,or other Remove vegetation Inlet/Outlet Pipes can be <br /> Pipes and vegetation prevent access accessed for inspection <br /> Other to control structure for and maintenance <br /> Internal inspection and maintenance <br /> Coiaponcnts <br /> I <br /> STORM AND SURFACE WATER 4-41 <br /> I <br /> SITTS& HILL ENGINEERS, INC. 18 <br /> TACOMA, WASHINGTON <br />