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ATTACHMENT "A" <br />(degrees) <br />Max. Grade ( %): <br />11 <br />11 <br />10 <br />10 <br />9 <br />8 <br />** <br />Min. Street <br />Centerline offset at <br />Adj acent <br />Intersections (ft) <br />110 <br />125 <br />110 <br />125 <br />125 <br />125 <br />** <br />Min. Stopping Sight <br />Distance (ft) <br />175 <br />175 <br />175 <br />250 <br />350 <br />550 <br />** <br />Min. Intersection <br />Sight Distance (ft) <br />250 <br />250 <br />250 <br />350 <br />450 <br />550 <br />** <br />Ditch Foreslope <br />Grade <br />4:01 <br />4:01 <br />4:01 <br />5:01 <br />5:01 <br />6:01 <br />Ditch Backslope <br />Grade <br />3:01 <br />3:01 <br />3:01 <br />4:01 <br />4:01 <br />4:01 <br />** <br />Min. Cul -de -sac <br />ROW/ Pavement <br />Radius (ft) <br />70/45 <br />70/45 <br />70/45 <br />70/45 <br />N/A <br />N/A <br />N/A <br />Min. "T" End ROW/ <br />Pavement Length <br />(ft) <br />80/65 <br />80/65 <br />80/65 <br />N/A <br />N/A <br />N/A <br />N/A <br />Min. "T" End ROW/ <br />Pavement Width & <br />Radius (ft) * ** <br />40/20 <br />40/20 <br />40/20 <br />N/A <br />N/A <br />N/A <br />N/A <br />Min. Lot Frontage <br />(ft) <br />30 <br />50 <br />30 <br />100 <br />150 <br />150 <br />150 <br />Min. Drive Spacing <br />(ft) <br />50 <br />50 <br />50 <br />75 <br />120 <br />120 <br />120 <br />Notes: <br />* ADT shall be based <br />on an average <br />of 10 one <br />-way trips per dwelling unit per day for residential lots <br />ADT calculations for commercial <br />or other lots shall approved by the <br />Department on a case -by -case 1, <br />