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GENERAL PROVISIONS_
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<br /> 'UBLIC CONVENIENCE AND SAFETY:
<br /> A. Before obstructing any private driveway entrance or County road traveled way with a french,spoil bank,equipment or other barrier permitted for any
<br /> prolonged period of time, the Permittee shall notify the known users of the respective thoroughfares)involved,and shall provide access for vehicular and
<br /> pedestrian traffic to and from the road-
<br /> 1 UnIess otherwise permitb5d,all work shall be conducted in such a manner that no less than one Lane of flit,existing County road traveled way will be
<br /> maintained 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 Permitter:notify-the following
<br /> persons and/or agencies of the time,the period of closure,and the 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 /> o.The local postal service - f.The local residents involved
<br /> B. Should hazardous conditions relative to the installation operations warrant flagmen,as many capable rlagamen as may be necessary shall be.provided
<br /> ;y the Permittee and stationed in advance of work to warn and direct traffic.
<br /> :. Lights,signs and baricades shall be furnished,erected and maintained by the Permittee for the adequate warning and convenience of the public,Frith
<br /> Dardcular attention to be taken in this regard after dark
<br /> D. Any excess dirt and/or debris which might be e
<br /> a hazard to ither automobile or pedestrian rafiic uncontrollable by lights,signs and barricades,shall ba
<br /> -emoved from the job site daily.
<br /> STRUCTURES:
<br /> 4, Walls of structures shall be such quality and strength that they will resist all pressures and will not crack or be deformed.in such a way-as to create a
<br /> azard or maintenance problem at any time.Therefore,the mi„imum structural requirements for concrete pipe placed under County road rights-of-way shall
<br /> deform to-the following American Association of State lfi-ghway and Transportation Officials(A4SHTO)designations.
<br /> 1.For concrete pipe up to and including thirty-three inches(33`')inside diameter,extra strength concrete pipe conforming to AASHTO Designation M 170NL
<br /> 2.Por concrete pipe thirty-six inches(36")inside diameter and larger,reinforced concrete pipe conforming to AASHTO designation M 170M Class III.
<br /> 3:Plastic pipe conforming to AASHTO Designation M 294.
<br /> All concrete pipe joints within County road rights-of-way shall be sealed a,Painst leakage and/or infiltration with rubber gasket in conformance with
<br /> ectioa�65-1:06 of the California Standard Specifications,or with other methods as may'permitted under the Special Provisions.
<br /> Cast-in-place concrete pipe,vitrified clay pipe,spiral welded steel pipe,or cod ugated aluminum alloy pipe shall not bei installed within the County road
<br /> -ghts-of-way ualess.specifically so stated in the Special Provisions,and only under the conditions as provided_
<br /> J. All struc=es to be buried within the County road rights-0f--way shat'be set at such elevations as to allow miniTnum coverage of thirty inches(30'�to
<br /> he centerline of the roadways and twelve inches(12")at the bottoms of borrow ditches each side of the roadways.The depths of structures shall be established
<br /> elow a flat plane extending across the rights-of-wap,no part of which shall extend above the elevations stated above;manholes,lampholes,valves.eta not
<br /> icluded Future surface.elevatioas shall be.aaticipated.as nearly as possible and structure elevations shall be established.foriulnre adjustmentaccc'dingly.
<br /> The County hereby reserves e right to'specify in the Special Provisions the,gage and.surfice treatment of any galvanized'corrugated metal pipe that is to
<br /> th
<br /> )e installed :
<br /> All longitudinal utility facilities are to be establisheddu
<br /> (and mpnsioned on sketches)from surveyed centerlintbf road right-of-way,not from light-of--way
<br /> )order)lines.'
<br /> 2EPAIRS OF THE COUNTY RI( H'T-OE-WAY:
<br /> All excavations shall.be backfilled and compacted immadiateIy after work therein has been completed.
<br /> Trenchesshall not be left open farther than 300 feet in advance of pipe laying operations,or 200 feet to the rear thereof,unless otherwise permitted
<br /> the Engineer.
<br /> Unless otherwise permitted un the Special Provisions,backfill shall be placed and mechanically compactedthat in such a manner at the relative
<br /> inipactiou throughout the entire fill within the County road right-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 bedding region,one foot
<br /> sere 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 /> ternal.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 /> pth of the lift
<br /> . All pavements,curbs,gutters,sidewalks,borrow ditches,pipes,head walls,mad signs,trees,shrubbery,and/or other permanent road facilities
<br /> paired by or as a result of construction operations at the construction site(s),or at other ground(s)occupied by materials and/or equipment,shall be
<br /> =redi=ediately upon backfilling of the excavation to the original grades and cross sections,and to a condition as good as,or better than existing prior
<br /> construction.
<br /> All surfacing materials of roadways and driveway approaches cut or damaged by or as a result of construcdon operations,shall be replaced within
<br /> \E WEEK following the backfilling of excavation,weather permitting,with compacted layers of surfacing materials at least as thick as the existing,and no
<br /> s than two inches(2")of asphalt concrete over six inches(6")of aggr noate base,both as-specified below.
<br /> 1.Asphalt Coacrete:Combined mineral aggregate shall conform 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 California Standard Specifications.Tbe-bituminous binder to be mixed with
<br /> mineral aggregate shall be paving asphalt having(Grade PG 64-10),unless otherwise directed by the Baginevr.Placement of asphalt
<br /> concrete surfacing shall conform to the applicable provisions of Section 39 of the California Standard Specifications.
<br /> 2.Aggregate 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 Base specified_in Section 26 of the California Standard Specifications
<br /> Before acceptance of repairs to die County road rights-of-way,all unsightly and detrimental dirt,dust and/or debris shall be,removed and the
<br /> istmetion areas left in a neat and preseatable couditioa(s).
<br /> 1.Iff necessary,County road traveled way and driveway pavements shall be washed with water to remove dirt and dust
<br /> 2.Driveway approaches and field entrance pavements damaged by equipment or spoil banks shall be repaired as directed by the Engineer._
<br /> Upon request by the County,any settlement,sagging of surface,or cracking of pavement shall be repaired immediately by and at the sole expense o€,
<br /> Permittee for a period of one year following acceptance of the wort
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