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GENERAL PROVISIONS
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<br /> ?UBLIC CONVENTENCE AI SAFETY:
<br /> A. Before obstructing any private driveway entrance or County road traveled way with a trench,spoil bank,equipment or other baster permitted for any
<br /> prolonged period of time, the Permittee shall notify the known users of the respective thoroughfare(sy involved,and shall provide access for vehicular and
<br /> p edestrian traffic to and from the road
<br /> I Unless otherwise permitted,all work shall be conducted in such a manner that no less than one lane of the existing County road traveled way will be
<br /> mainfaiaed open to public traffic during working hours in a smooth and safe riding conditioa(s).Two lanes shall be open after working hours.
<br /> 2. In cases where road closure is permitted,the permission to close the road will be granted under the condition that the Permittee notify-dme following
<br /> persons and/or agencies of the,time,the period of closure,and tire detour route at least twenty-four(24)hours prior to said road closure.
<br /> a.The County of San Joaquin Public Works Department d.The local fire district
<br /> b.The County of San Joaquin Sheriff s Office e_The local school district
<br /> c.The local postal servi= f.The local residents involved
<br /> B. Should hazardous conditions relative to die installation ogerafious warrant flagmen,as many capable flagmen as may be necessary shall be.provided
<br /> �y die Permittee and stationed in advance of work to warn and direct traffic.
<br /> a Lights,sigas and barricades shall be furnished,erected and maintained by the Permittee for the adequate warning and couvenieace of the public,with
<br /> oarlicular attention to be taken in this regard after dark
<br /> D. Any excess dirt and/or debris which might be a hazard to either automobile.or pedestrian traffic,unacattoIlable by lights,signs and barricades,shall be
<br /> removed from the job site daily.
<br /> STRUCTURES: -
<br /> A: Walls of structures shall be such quality and strength that they will resist all pressures and will not crack or be deformed,in such away as to create a
<br /> -a=d or maintenance problem at any time.Therefore,the minimum structural requirements for concrete pipe placed under County road rights-of-way shall
<br /> deform to-the following American Association of State Highway and Transportation Officials(AASHTO)designations.
<br /> 1.For concrete pipe up to and including thiLty three inches(33")inside diameter,extra.strength concrete pipe conforming to-AASHTO Designatioa M 170M_
<br /> 2.For concrete pipe thirty-six inches(36"j inside diameter and larger,reinforced concrete pipe conforming to AASHTQ designation M 170M Class LII.
<br /> 3:Plastic pipe conforming to AASHTO Designation M 294.
<br /> All concrete pipe joints within County road rights-of-way shall be sealed against leakage and/or infiltration vrith rnboer gasket in conformance with
<br /> ection 65-1:06 of the California Standard Specifications,or with other methods as may'permittrd under the Special Provisioas.
<br /> Cast-in place concrete pipe,vitrified clay pipe,spiral-welded steel pipe,or corragated aluminum alloy pipe shall not be installed within the County road
<br /> ,ghts-of-way unless.specifically so stated in the Special Provisions,and only ander the conditions as provided.
<br /> D. All structures to be buried within the County road rights-of-way shall be set at such elevations as to allow minimum coverage of thirty inches(30")to
<br /> it centerline of the roadways and twelve inches(12")at the bottoms of borrow ditches each side of the roadways.The depths of stractures shall be established.
<br /> Blow a flat plane cxteadiag across the rights-of-wap,no part of which shall extend above the elevations stated above;manholes,lampholes,valves.etc,not
<br /> iclude&Future surface elevations shall be.aadcipated.as nearly as possible and stricture elevatieas shall be established-for future idjustmentaccoidingly.
<br /> The County hereby reserves the right to specify in the Special Provisions the gage and surface treatment of any galvanized'corr¢n�ated metal pipe that is to
<br /> Je installed .• .
<br /> F. All longitudinal utility facilities are to be established(and dimpnsioned on sketches)from surveyed•ceaterline of road right-of-way,not from iigbt of-way
<br /> corder)lines.,
<br /> REPAIRS OF THE COUNTY R TTI-OF-WAY:
<br /> All excavations shall be backfilled and compacted immediately after work therein has been compieted
<br /> Trenches shall not be left open farther than 300 feet in advance of pipe laying operations,or 200 feet to the rear thereof,unless otherwise pzrmitted
<br /> y.the Engineer.
<br /> Unless otherwise permitted undrr.the Special Provisions,backfill shall be placed and mechanically compacted in such a manner that the relative
<br /> impaction throughout the entire fill within the County road richt-of-way shall conform to the percentages of compaction as shown on the Trench Detail-
<br /> , Backfill material shall be placed in horizontal uniform layers not to exceed in thickness,before compaction,0.67 foot in the beddmg region,one foot
<br /> here 90%compaction is required,and two feet where 80%compaction is required
<br /> No portion of the excavation(s)shall be compacted by ponding or-jetting unless a maintenance bond is provided
<br /> Gravel backfill material shall be utilized only where specifically so stated on the face of the permit It shall be compacted by means of a high-frequency
<br /> iteraal.vibrator,the compactor to be a size and type approved by the Engineer..Points of compaction shall be not greater than 18"centers and to the full
<br /> epth of the lift
<br /> i. All pavements,curbs,gutters,sidewalks,borrow ditches,pipes,head walls,road signs,trees,sbrubbery,and/or other permanent road facilities
<br /> apaire,d by or as a result of construction operations at the construction sire(s),or at other ground(s)occupied by materials andlor equipment,shall be
<br /> stored-immediately upon backfilling of die excavation to the original grades and cross sections,and to a condition,as good as,or better than existing prior
<br /> construction.
<br /> L A2 surbziag materials of roadways and driveway approaches cut or damaged by or as a result of construction operations,shall be replaced within
<br /> NE WEEK following the backfilling of excavation,weather permitting,with compacted layers of surfacing materials at least as thick as the existing,and no
<br /> ss than two inehes(2")of asphalt concrete over six inches(6")of aggreagate base,both as.specif ed below.
<br /> 1.Asphalt Concrete Combined mineral aggregate shall confoffi to the quality and gradation requirements for Type`B"one-half(1/2")maximum
<br /> aggregate,coarse or medium gradation,as specified in Section 39 of the CaIifarvia Standard Specifications. The bituminous binder to be mined with
<br /> mineral aggregate shall be paving asphalt having(Grade PG 64-10),unless otherwise directed by the Engineer.Placement of asphalt
<br /> concrete surfacing shall conform to the applicable provisions of Section 39 of the California Standard Specifications.
<br /> 2 A ggreggatt Base:Combined mineral aggregates shall conform to the quality and the grading for three-quarter inch(3/4")maximum size aggregate
<br /> Class 2 Aggregate Basc specifiedin Section 26 of the California Standard Spec,fications
<br /> Before acceptance of repairs to the County road rights-of-way,all unsightly and detdiatatal dirt,dust andlor debris shall be removed and the
<br /> rose action areas left in a neat and presentable conditioa(s).
<br /> L If necessary,County road traveled way and driveway pavements shall be washed with water to remove ffi t and dust
<br /> 2.Driveway approaches and field entrance pavements damaged by equipment or spoil banks shall be repaired 2s directed by the Engineer._
<br /> Upon request by the County,any setrlement,sea ing of surface,or cracking of pavement shall be repaired imrnttl ately by and at the sole expeasi bf,
<br /> Lt Permittee for a period of one year following acceptance of the work.
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