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�-{� /-� GENERAL PROVISIO-N-S .
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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 thoroughfares)involved,aad shall provide access for vehicular and
<br /> p edestrian traffic to aad from the mad
<br /> I Unless otherwise permitted,all work shall be conducted in such a manna that no less than one line of fhc existing County road traveled way will be
<br /> maintained open to public traffic during working hours in a smooth and safe riding coaditioa(s).Two Imes shall be open after working hours.
<br /> 2. In cases where road closure is permitted,the permission to close the road will be panted under the condition that the Permittee notify-tee following
<br /> persons and/or as acies of the dant,the period of closure,and the detour route at least twenty-four(24)hours prior to said mai closure.
<br /> a.The County of San Joaquin Public Works Department d.The local fire aistdct
<br /> b.The County of San Joaquin Sheriff s Office. e_The local school district
<br /> c.The local postal serviOn - f.The local residents involved
<br /> B. Should hazardous conditions relative to the installation operations warrabi flagmen,as many capable flag=as may be ntcessary shall be provided
<br /> ;y die Permittee and stationed in advance of work'to warn and direct traffic.
<br /> Z. Lights,signs and.barricades shall be.furnished,erected and maintained by the Permittee for the adequate warning grid coaveaieace of the public,with
<br /> oarticuf r 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 ba
<br /> :,-moved from tilt 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 min imum structural requirements for concrete pipe placed under County road rights-of-way shall
<br /> uniform to the following American Association of State ffighway and Transportation Officials(A ASHTO)designati6ns.
<br /> 1.For concrete pipe up to and including thirty-three inches(33")inside diameter,extra strength concrete pipe mniormi,nv to
<br /> 'AASHTO-Desi ffiation M 170M
<br /> 2.For concrete pipe thirty-six inches(36'�inside diameter and larger,reinforced concrete pipe conforming to AASEM designation M 170M Class III.
<br /> 3:Plastic pipe coafarming to AASHTO Designation M 294.
<br /> AII concrete pipe joints within County mad rights-of--way shall be sealed against leakage and/or infiltration with rubber gasket is confo-rmance with
<br /> ecdow6S-1:06 of the California Standard Specifications,or with other methods as may'permitted under the Special Provisions.
<br /> Cast-in-peace concrete pipe,vitrifiedclay pipe,spiral welded sti;el pipe,or corrugated aluminum alloy pi :shalf not be installed within the County road
<br /> ghts-of-way unless.specificany so stated in the Special.Provisions,and only under the conditions as provid &
<br /> D. All structures to be buried within the County road rights-of-way shall be set at such elevadons as to allow minimum coverage of thirty inches(30'�to
<br /> m centreline of the roadways and twelve inches(12")at the bottoms of borrow ditches each side of the madways.The depths of structures shall be established
<br /> elow a fiat plane extending across the rights-of-way,no part of which shall extend above the elevations stated above;manholes,Iampholes,valves.etc.not
<br /> icluded.Future surface-elevations shall be.anticipated.as nearly as possible and stincture dcvaAoas shall be established.-for fatareadjlrsturentaccordingiY.
<br /> Qe and.surface+* ir,,r^*of any galvanized co metal a that is to
<br /> Z The County hereby reserves rhe right to specify in the Special Provisions the gag Y p
<br /> xe installed
<br /> All longitudinal ndlit�+facilities art to be established(and dunensioned on sketches)from surveyed-centerline-'of road right-of-wag,not from iight-of-way
<br /> )order)Imes_
<br /> REPAIRS OF THE COUNTY RIGHT-OF-WAY:
<br /> All excavations shall be backfilled and compacted immediately ager 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 Permitted
<br /> Y the Engineer.
<br /> Unless otherwise permitted un the Special Provisions,backfill shall be placed andmecacted in such hanicaIly compa manna 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 on the Trench Detail
<br /> Backfill material shalt 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 excavation(s)shall be compacted by ponding or jetting unless a maintenance bond is provided
<br /> Crmvel 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 heater than 18"centers and to the full
<br /> Tth bf fire lift
<br /> All pavements,curbs,getters,sidewalks,borrow ditches,pipes,head walls,road signs,trees,shrubbery,and/or other permanent road facilities
<br /> rpaired by or as a result of construction operations at the construction site(s),or at other ground(s)occupied by materials and/or equipmtut,shall be
<br /> stored-immediately upon backf-Iling 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 surfarrnoc matexia is of roadways and driveway approaches cut or damaged by or as a result of canstry ion operatiaps,shall be la. , within
<br /> SIE WEEK following the backfiIl:ng 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 iacbes(6")of aggregate base,both as-specified below.
<br /> 1.Asphalt Concrete:Combined mineral aggregate shall conform to the quality and gradation requiremcats for Type"B"one-half(i/2")maximum
<br /> aggregate coarse or medium gradation as specified in Section 39 of the California Standard Specifications.The bituminous binder to bemixedwith
<br /> mineral aggreo'atc shall be paving asphalt having(Grade PG 64-10),unless otherwise directed by the Engineer.-Placemcat of asphalt
<br /> concrctc surfacing shall conform to the applicable provisions of Section 39 of the California Standard Specifications.
<br /> 2.Aggr oggate.Base:Combined mineral aggregates shall conform to the quality and the grading for three-quarter inch(3/4')maximum size aggregate
<br /> Gass 2 Aggregate Base specifieddn Section 26 of the Califamia Standard Specifications
<br /> Before acceptance of repairs to the County mad riot-of-way,all unsightly and detrimental dirt,dust and/or debris shall be removed and the
<br /> nstmetion areas left in a neat and presentable condition(s).
<br /> L rf necessary,County road traveled way aad driveway pavements shall be washed with water to remove due and dust
<br /> 2.Driveway approaches and field eatraace pavcmonts damaged by equipment or spoil banks shall be repaired as directed by the Engineer.-
<br /> Upoa request by the County,any settkratat,saa�ng of surface,or cracking of pavement shall be repaired immediately by and at the sole expense bf-,
<br /> e-Permittee for a period of one year;allowing acceptance of the work. �
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