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-2- <br />Special Conditions for <br />Encroachment Permit <br /> <br /> <br />11. Trenches shall be maintained in a smooth and even condition to the satisfaction of the County <br />throughout the project limits at all times. <br /> <br />12. All trenches shall be completely backfilled or shored and plated at the end of each workday, and <br />the roadway restored to two-way traffic. If plating is to be used, a trench shoring and plating plan <br />suitable for traffic loadings shall be prepared by a registered civil engineer and submitted for prior <br />approval by the County. <br /> <br />13. The contractor shall use San Joaquin County Improvement Standard R-29 when backfilling <br />trenches within the County right-of-way. Where the existing road structural section is below <br />standard, a minimum section of 3 inches of asphalt concrete over 8 inches of aggregate base <br />shall be required. <br /> <br />14. The portion of Brandt Road subject to pavement cuts shall receive a seal coat for the half of the <br />roadway containing the trench as per San Joaquin County Department of Public Works <br />Improvement Standards Section 2-5.0 Trench Cut Policy. Shoulder areas shall be brought up to <br />the finish grade as directed by the County. <br /> <br />15. No paving joints are allowed within paved shoulder; contractor shall pave all the way to outer <br />edge of paved shoulder. <br /> <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 /> <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 /> <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 /> <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 /> <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, and <br />as determined to be necessary by County inspectors, street sweeping using a modern <br />mechanical or vacuum-assisted street sweeper. <br /> <br />21. The contractor shall not conduct construction operations in rain or heavy fog conditions. <br />