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Special Conditions for <br />ENCROACHMENT PERMIT <br />-2- <br />suitable for traffic loadings shall be prepared by a registered civil engineer and submitted for prior <br />approval by the County. <br />12.The contractor shall use San Joaquin County Standard R-29 when backfilling trenches within the <br />County right-of-way.Where the existing road structural section is below standard,a minimum <br />section of 3 inches of asphalt concrete over 8 inches of aggregate base shall be required. <br />13.Olive Avenue subject to pavement cuts shall receive a (1)-inch asphalt concrete overlay as per <br />San Joaquin County Improvement Standards Section 2-5.0 Trench Cut Policy.Shoulder areas <br />shall be brought up to the finish grade as directed by the ~County. <br />14.Final paving for trenc~repair or road resurfacing shall be per Caltrans'specifications. <br />15.No paving joints are allowed within paved shoulder;contractor shall pave all the way to outer <br />edge of paved shoulder. <br />16.Class II Aggregate Base shoulder backing is required from the edge of pavement,a minimum of <br />4-inches thick by 4-feet wide. <br />17.Contractor shall establish existing roadway and drainage grades within the construction area. <br />Any repair to roadways and adjacent areas shall match existing grades.Any proposed grade <br />changes shall receive prior approval from County. <br />18.Above ground vaults,panels and/or other similar facilities will be allowed within the right-of-way if <br />located as far to the outside edge as possible.Utility vaults shall be located a minimum of 4'-0" <br />from edge of pavement. <br />19.County roads shall be kept clean from mud and debris at all times along the access points and <br />work zone areas during entire project.All standard roadway striping and signage shall be clearly <br />visible,maintained and restored throughout the construction zone during and after the project. <br />20.In addition to standard dust control measures,streets shall be maintained in a clean condition, <br />free of dirt,mud and debris during construction activities.The contractor shall provide daily,or as <br />needed,street sweeping using a modern mechanical or vacuum-assisted street sweeper. <br />21.The contractor shall not conduct construction operations in rain or heavy fog conditions.