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<br /> GENERAL PROVISIONS-
<br /> IC iL'D 1�T1'l.T!",a.,,-ETA! CITU I.7J�L tl�JLL�Vl�1 IJi�L'+.J tiLY11 r1.CI��,—qBS YYTTrEHN COUNTY TY Dvr.y-1RIQ-YrS--F- TT�V
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<br /> ?UBLIC CONVENIENCE AND SAFETY-
<br /> A- Before obstructing any private driveway entrance or County road traveled way with a trench,spoil bank,equiipmeat or other barrier permitted far any
<br /> cti
<br /> prolonged period of time,the Permittee shall notify the known users of the respective thorougbfare(s)involved,and shall provide access for vehicular and
<br /> pedestrian traffic to and from the road
<br /> I Unless otherwise permitted,all work shall be conducted in such a manner that ao less than one lane of the existing County road traveled way will be
<br /> maintained open to public traffic during working hours is a smooth and safe riding condrtioa(s).Two lanes shall be open after working hours.
<br /> 2, rn cases where road closure is permitted,the permissioa to close the road will be granted under the condition that the Permittee notify-the following
<br /> persons and/or as acres of the time,the period of closure,and the detour route at least twenty-fonr(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 Sheriffs Office e.The local school district
<br /> o The local postal service f.The local residents involved
<br /> g. Should hazardous conditions relative to the iastalla ioa operations warrant flagmen,as many capable flagmen as may be necessary shall be.provided
<br /> ;y rile permittee and stationed in advance of work to warn and direct traffic. and convenience of the metre, illi
<br /> Z. Lights,signs and barricades shall be furnished,erected and maintained.by the Permittee for the adequate warning P
<br /> particular attention to be taken in this regard after darlL
<br /> D. Any excess dirt and/or debris which might be a hazard to either automobile or pedestrian traffic,trncoatrollable by lights,signs and barricades,s'nall be
<br /> ,e,=vea from the job site daily.
<br /> STRUCTURES:
<br /> 4: Walls of structures sbail be such quality aad 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.There€ore,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 thirty-three inclies(33")inside diameter,extra strength concrete pipe confo*mn v to'4A SHTO'Designalion M I701YL
<br /> 2.For concrete pipe thirty-sir inches(36"J inside diameter and larger,reinforced concrete pipe conforming to AASHM des'-g>ratson M 170M Class III.
<br /> 3:Plastic pipe conforming to A.ASHTO Designation M 294.
<br /> All concrete pipe j oints within County road rights-of-way shall be sealedagainst leakage and/or infiltration with rubber gasket in conformance with
<br /> tr-dQa;66-1:06 of the California Standard Spec'rfcations,or with oilier methods as mayperroitted under the Special Provisions.
<br /> Cast-in-place concrete pipe,vitrified clay pipe,spiral welded steel pipe,or cosmrgated a aminum aI2oY PLPe shah not be installed, within the County road
<br /> ghts-of-way unless.specifically so stated in the Special Provisions,and only under the conditions as pmvicl d
<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 /> ie 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 /> Blow a fiat plane ezteading across the rights-of-way,no part of which shall extend above the elevations stated above-,manholes,lampholes,valves.etc.not
<br /> icladed Future surface elevations shall be•aadcipated.as nearly as possible and structure elevations shall be establ shed.-forfi taro idjvstment•acoo.dummy
<br /> The County hereby reserves fhe right to specify in the Special Provisions the gage and.surface treatiaent of any galvanized corrugated metal pipe that is to
<br /> )e installed
<br /> All longitudinal utility facilities are to be
<br /> established(and dimensioned on sketches)from surveyed centerline of mad right of-vaay,not-from light of-way
<br /> )order)fines.'
<br /> R'EPAiRS OF THE COUNTY RIGHT-OF-WAY:
<br /> All excavations shall be backfilled and compacted immediately after work therein has been completed
<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 p rmitted
<br /> Y the Engineer.
<br /> Unless otherwise permitted under.the Special Provisions,backfill shall be placed andmecbanically compacted in such a manner that the relative
<br /> impaction throughout the entire fill within the County road right-of-way shall conform to the percentages of compaction as shown oa 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 /> here 90%compaction is required,and two feet where 80%Compaction is required. .
<br /> .No portion of the e.xcavati (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 /> tmnal.vibrator,the compactor to be a size and type approved by the Engineer..Points of compaction shall be not greater than 18"ceaters and to the full
<br /> ?th of the lift
<br /> All pavements,curbs,gutters,sidewalks,borrow ditches,pipes,head walls,mad signs,trees,shrubbery,and/or other permanent mad 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 /> storedjrmmediately 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 /> construvion
<br /> All surfaci_g materials of roadways and driveway approaches cut or derma gad by or as a result of construction operations,shall be replaced within
<br /> -IE 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 tbah two inches(2")of asphalt concrete over six iaches(6")of aggregate base,both as_spedfied be10w-
<br /> 1.Asphalt Concrete:Combined mineral aggregate shall conform to the quality and gradation mqu iremeats for Type`B"one-half(1/2")ma rimurn
<br /> aggregate,coarse or medium gradation as specified in Section 39 of the California Standard Specifications.The bituminous binder to be mixed wilh
<br /> mineral age agatt,shall be paving asphalt baving(Grade PG 64-10),unless otherwise directed by the Engmeer.-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 aggreegate
<br /> Class 2 Aggregate Base specifiedia Section 26 of the Califamia Standard Specifications
<br /> B efore acceptance of repairs to the Couaty mad rights-of-way,aL unsightly and detrimental dirt,dust and/or debris shall be removed and the
<br /> iistruc on areas left in.a neat and presentable condidoa(s).
<br /> L If necessary,County road traveled way and driveway pavements shall be washed with water to remove dirt and dust
<br /> 2.Driveway approaches and field eatrance pavements damaged by equipment or spoil banks shall be repaired as directed by the Eagin=.-
<br /> Upon request by tbae County,any settlement,sa�P�ng of surface,or cracking of pavement shall be repaired immediately by and at fie sole expense bf-,
<br /> e Permittee for a period of one year lfbIlowiag acceptance of the wont t
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