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GOVERNING INSTALLATION OF SUBSURFACE GENERAL <br /> ENER-PR V p�LINES WITH <br /> PUBLIC CONVENIENCE AND SAFETY: IN COUNTY ROAD;$GHTS-OF-WAY <br /> A Before obstructing any private driveway entrance or County road traveled way with a trench,spoil b <br /> prolon tan traffic <br /> of time,the Permittee shall notify the known users of the respective thoroughfares)involved,and shall provide acre <br /> pedestrian traffic to and from the road. aul5 equipment or other barrier permitted for any <br /> 1• <br /> Unless otherwise permitted,all work shall be conducted in such a manner that no less than one <br /> lane of the existing Cou t ss for vehicular and <br /> be maintained open closure <br /> public traffic;during working hours in a smooth and safe riding thanconcoion an Two lanes shall be o <br /> 2• In cases where road closure is permitted,the permission to close the road will be granted under the condition that the permi <br /> n y road traveled way will <br /> following persons and/or agencies of the time,the period of closure,and.the detour route at least twenty-four(24)hours rior e <br /> Open after working hours. <br /> a- The County of San Joaquin Pnblic Works Department d ttee notify the <br /> b. The County of San Joaquin Sheriffs Office The local fire district P said road closure. <br /> C. The local postal service e• The local school district <br /> B. Should hazardous conditions relative to the installation operations warrant flame <br /> Permittee and stationed in advance of work to wain and direct traffic. The local residents involved <br /> C. Lights,signs and barricades shall be bmen,as many capable flagman as may be necessary shall be provided-by the <br /> Particular attention to betaken in this regard <br /> erected and maintained by the permittee for the ade uate wamin <br /> D. Any excess dirt and/or debris which might bafter hazard to either automobile or pedestrian traffic q g and convenience of the public,with <br /> removed from the jobsite daily. <br /> uneOntroIIabie by lights,signs and barricades,shall be <br /> STRUCTURES:_ <br /> res <br /> A. Walls maintenance <br /> pro shall at such quality and strength that they will resist ail pressures and will not crack or be deformed in <br /> or maintenance problem at anytime Therefore,the minimum structural requirements for concrete pipe placed under county road ri <br /> conform to the following Amerpcan Association of State Highway and transportation Officials such a wa <br /> 1• For concrete pipe up to and including th' Y f-create a hazard <br /> For17 co <br /> g my-three inches(33")inside diameter,extra strength concrete conforminglto ghtr-of-way shall <br /> 2. For concrete pipe thirty-six AAS <br /> Designation M <br /> III. <br /> P P riy-six inches(36")inside diameter and larger,reinforced concrete pipe confprminv <br /> 3. Plastic pipe ccnfonning to AASHTO Designation M294. b t0 AASHT 0 Designation M 170MClass <br /> B. All concrete pipe joints with County road rights-of-way <br /> or with other meth ds asmm y be permitted under the Special Provisions. <br /> C. Cast-in-place concrete pipe,vitrified clay b and/or.infiltration with rubber <br /> rights-of--way unless specifically so stated Pn the Special Pro Bionwelded steel s Land only undeated aluminum r thconditions r gasket in conformance with Section <br /> D. All structures to be buried within the Conn rights-of-way alloy pipe shall not be installed within the County road <br /> centerline of the roadways and twelve inches(12")at the bottoms of borrow ditches each side of the roadways The depths bhts-of-wa shall be set at such elevations as to allow minimum coverage below a flat plane extending across the rights-of-way,no ag of thirty inches(30")to the <br /> included. Future surface elevations shall be anticip ted a Purl which shall extend above the elevations stated above;m of structures shall be established <br /> E• The County hereby reserves the right Y possible and structure elevations shall be established forfutureadjustments accordingly <br /> bht to specify in the Special Provisions the agge ampholes,valves,etc.not <br /> installed. g b and surface treatment of an <br /> F. All longitudinal er) ne . utility facilities are to be established(and dimensioned on sketches)from surveyed centerline of road <br /> y galvanized corrugated metal pipe that-is to be <br /> (border)lines. <br /> right-of-way,not from right-of-way <br /> REPAIRS OF THE COUNTY RIGHT-OF-WAY: <br /> A• All excavations shall be backfilled and compacted immediately atter work therein has been completed. <br /> B. Trenched shall not be left open farther than 300 feet in advance of pipe laying operations,or 200 feet to the rear thereof <br /> Engineer. P d. <br /> C. Unless otherwise permitted under the Special Provisions,backfill Shall be placed and mechanically compacted in such unless otherwise permitted by the <br /> throughout the entire fill within the County road right-of-way shall conform to the percentages al compaction as shown on t <br /> D. Backfill material shall be placed in horizontal uniform layers not to exceed in thickness,before compaction,0.67 foot i <br /> a manner that the relative compaction <br /> 90%compaction is required and two-feet where 80%compaction is required. he Trench detail. <br /> E. No portion of the excavation(s)shall-b5 compacted by ponding or jettin <br /> F. Gravel backfill material shall be utilized only where specifically so stated on the face of the permit It n the bedding region,one—foot where <br /> internal vibrator,the compactor to be a size and g unless a maintenance bond is provided <br /> depth of the lift type approved by the Engineer. Points of compaction shall not compacted teby l a centers and to the full <br /> G. All pavements,curbs, Y means of ahigh-frequency <br /> gutters,sidewalks,borrow ditches,pipes,head walls,road signs,trees shrubbery <br /> h e a result of construction operations at the construction site(s)occupied by materials and/or egmiipment;shall be restored imine <br /> the excavation to the ori mal D;and/or other permanent road facilities impaired by <br /> g grades and cross sections,and to a condition as good as,or better than equipment <br /> H. All surfacing materials of roadways and driveway approaches cut or dam <br /> WEEK following the backfilling of excavation,weather aches cut <br /> facilities <br /> upon backfilling of <br /> abed by or as a result of construe on operatioisting Prior to ns hall be replaced within ONE <br /> than two inches(2")of asphalt concrete over six inches 6'> with compacted layers of surfacing <br /> 1'• Asphalt Concrete;Combined ( )of aggregate base,both as specified below.materials at least as thick as the existing, <br /> requirements <br /> maximum aggregate mineral aggregate shall conform to the quality and no less <br /> ggrebate,coarse or medium gradation as specified in Sectio <br /> 39 of the Standard Spfor ecifications. <br /> s mixed with mineral aggregate shallbe paving YP B"one-half inch(1/2) <br /> asphalt concrete surfacing shall conform top the ppmc applicable provisions of Sectirrade PG on <br /> n 39 of the California Standard by theSpecificationsEne <br /> ),unless otherwise directed b bituminous binder to <br /> 2• Aggregate Base: Combined mineral a y the Engineer. Placement of <br /> aggregate Class 2 Aggregate P ggregates shall conform to the quality and the <br /> Bases Pacified in Section 26 of the California Standard Specifications.gradinfor three-quarter inch 3/4" <br /> L Before acceptance of repairs to the County road rights-of-way areas left in a neat and presentable condition(s). ( )maximum size <br /> Y all unsightly and detrimental dirt dust and/or debris shall be removed and the construction <br /> 1- If necessary,County road traveled way and drivewa <br /> 2• Driveway approaches and field entrance pavements damaged by equipment ors oil b <br /> y pavements shall be washed with water to remove dirt and dust <br /> J. Upon request by the County,any settlement,sagging of surface,or cracking of pavement shall be repaired immepi <br /> Permittee for a period of one year foIIowing acceptance of the work P banks shall be repaired as directed b <br /> ateI b Y the Engineer. <br /> WT'COUNTER\�eneral provisionslwnter We atherprovisions.doox 3 3 and t the SOIe expense of tlme <br />