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GF,NF:R A L PRO VIS IONS
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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 equipment or other barrier permitted for any
<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 no less than one Lane of the existing County road traveled way will be
<br /> maintained open to public traffic during working hours in a smooth and safe riding coadidou(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-ffie following
<br /> persons and/or agencies of the time,the period of closure,and the detour rode at least twenty-four(24)hours prior to said road closure.
<br /> a.The County of San Joaquin Public Works Department d-The local fine district
<br /> b.The County of San Joaquin Sheriffs Office e.The local school district
<br /> c_The local postal service - f.The local residents involved
<br /> g. Should hazardous conditions relative to the iastallalioa operations warrant flagmen,as many capable rlagr=as may be necessary shall be provided
<br /> Dy the Permittee and stationed in advance of work to warn and direct traffic.
<br /> Lights,signs and barricades shall be furnished,erected and maintained by the Permittee for the adequate warning and convenience of the public,with
<br /> rarticular 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,uncontrollable by lights,signs and barricades,shall be
<br /> -(-moved from the job site daily.
<br /> STRUCTURES:
<br /> 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 /> a=d or maintenance problem at any time.Therefore,the minimum structural requirements for concrete pipe placed under County road ruts-of-way shall
<br /> deform to tie following American Association of State Mghway.and Transportation Officials(AASHTO)designations.
<br /> 1.For concrete pipe up to and including thirty-three inches(33")inside diarnetcr,extra strength concrete pipe conforminn v tn'Ap SHTO D ignatioa M l70M
<br /> 2.For concrete pipe thirty-six inches(36")inside diameter and larger,reinforced concrete pipe coafo-mina to AAS=designation M 170M Class III.
<br /> 3:Plastic pipe conforming to AASHTO Designation M 294.
<br /> -of-way shall be sealed against leakage and/or Lnfltration with rubger gasket in conformance with
<br /> All concrete pipe j oints within County mad rights
<br /> tzctioa�65-1:05 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,spinal welded steel pipe,or cod ugatsd aluminum alloy pipe shall.not be installed within the County mad
<br /> �rats-of-way unless.specifically so stated in the Special P ovisioas,and only under 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 un n+mnm 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 flat plane extending across the rights-of-way,no part of which shall extend above the elevations stated above;manholes,lampholes,valves.etc.not
<br /> icluded Futam surface-elevations shall bc.antieipated.as nearly as possible and structure elevations shall be established.for future adjusimentaccordiney.
<br /> The County hereby reserves the right to specify in the Special Provisions the gage and.surface treatinent of any galvanized'conua ted mesal pipe that is to
<br /> )e installed
<br /> All longitudinal utility facilities are to be established(and dimensioned on sketches)from surveyed•centerline'af road right-of-wzy,not from Hgbt-of-wap
<br /> :,order)Ernes.'
<br /> REPAIRS OF THE COUNTY RIGHT-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 un the Special Provisions,backfill shall be placed andmechanically compacted in such a manna that the relative
<br /> Dmpaction 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 /> . B ackfill material sha11 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 excaw tion(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 /> iternal.vibrator,the compactor to be a size and type approved by the Ehgineer..Poiut;of compaction shall be not greater than 18"centers and to the full
<br /> spth of the lift
<br /> 'r. ALT pavements,curbs,gutters,sidewalks,borrow ditches,pipes,head wills,road signs,trees,sbrubbccry,and/or other permanent road facilities
<br /> mpaired by or as a result of construction operations at the construction site(s),or at other grouad(s)occupied by materials and/or equipment,shall be.
<br /> stored=mmmtdately 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 /> L An surfacing materials of roadways and driveway approaches cut or da moved by or as a resit of constru on opera rens,shall be rephced 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 inches(2-)of asphalt concrete over six incb=(6")of aggregate base,both as.specified below_
<br /> L.Asphalt Concrete Combined mineral aggregate shall conform to the quality and gradation requirements for Type`B"one-half(1/2")maximum
<br /> aamegate,coarse or medium gradation as specified in Section 39 of the California Standard Specifications.The bituminous binder to be nixed with
<br /> mineral aggregate shall be paving asphalt having(Grade PG 64-10),unless otherwise directed by the Engineer.Placement of asphalt
<br /> coacretr surfacing shall conform to the applicable provisions of Section 39 of the California Standard Specifications.
<br /> 2.Aggregate Base:Combined mineral nggr agates shall conform to the quality and the grading for tbree-quarter inch(3/4")maximum size aggregate
<br /> Class 2 Ayggregate Bas=specified in Section 26 of the California Standard Spxifications
<br /> Before acceptance of repairs to tae County read rights-of-way,all unsightly and detrimental dirt,dust and/or debris shall be removed and the
<br /> m,.sm=ou areas left in a neat and presentable coadition(s).
<br /> L If necessary,County road haveled 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 Eneinees.-
<br /> Upon request by the County,any senlem:ni sagging of surface,or cranking of pavement shall be repaired immediately by and at time sole expense of,
<br /> L-_Permittee for a period of one year following acc--pta.nce of tame work
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