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GENERAL
<br /> PROVISION`' _
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<br /> ?UBLIC CONVENIENCE AND SAFETY:
<br /> A" Before obstructing any privatdriveway entrance or Countyroad traveled way with:a trench spoil bank,equipment or other barrier permitted for any
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<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 /> pedestriaa traffic to and from the road
<br /> 1 Unless otherwise permitted,all work shall be conducted in such a manner that no less than ore Lane of the existing County road traveled wamyswill be
<br /> maintained open to pubftc traffic during working hours in a smooth and safe riding coadit:on(s).Two lanes shall be open after working
<br /> 2. In cases where road closure is permitted the permission to close the road will be pirated order fire conditioa that the Permittee notify-the following
<br /> -four(24)hours prior to said road closure.
<br /> persontime,s and/or agencies of the me,the period of closure,and the detour route at least twenty
<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 service f.The local residents involved
<br /> g. Should hazardous conditions relative to tale installav on operations watraht flagmen,as many capable fiagmea as may be necessary shall be.provided
<br /> ;y the Permittee and stationed in advance of work to warn and direct traffic.
<br /> �. Ulghts,signs and barricades shall be furnished,erected and maintained by the Permittee for tb.e adequate warning and convenience of the public,with
<br /> 3articnIar attention to be taken in this regard after dark
<br /> D. Any excess dirt and/or debds which might be a hazard to either automobile or pedestrian triflic,uncontrollable by lights,sites and barricades,shall be
<br /> -easoved from the job site daily.
<br /> STRUCTURES:
<br /> 4: Walls of structures shallbe 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 /> aza-Td or maintenance problem at any time.Therefore,the minimum structural requirements for coacrete pipe placed under County road rights-of way sban
<br /> onform to-the following American Association of State I-ghwayand Transportation Officials(AASHT0)designations.
<br /> 1.For concrete pipe up to and including thirty-three inches(33`')inside diafat r extra strengt concrete pipe conforming to'AASiiTO Designation Iv1170M
<br /> 2.For concrete pipethirty-six inches(36")inside diameter and larger,reinforced concrete pipe conforming to AASHTO designation M 1 IOM Class lII
<br /> 3.Plastic pipe conforming to AASHTO Designation M 294.
<br /> concrete pipe j girls within County gad rights-of--way shall be sealed against leakage andl'or infiltration with rubber gasket in conformance with
<br /> ecdoa 65-1:06 of the California Standard Specifications,or with other methods as may d
<br /> permitted rmder the Special Provisions.
<br /> Cast-in-place concrete pipe,vitrified clay pipe,spiral welded steel pipe,or corrugated aluminum alloy pipe shall not be installed within the County roa
<br /> �,hts-0f-way unkess.specificaliy so stated in the 5peci 1 Provisions,and only under the conditions:as provided
<br /> �. All structures to be buried within the County road rights-of-way shall be set at such elevations as to allow ys.Thf,d coverage u thirty inches(esti established
<br /> re 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 estab o
<br /> elow a flat plane extending across the rights-of-wap,no part of which shall extend above fire eleva.tiohs stated above;manholes,lampholes,valves.etc.not
<br /> icluded Fuhire surface elevations shall be.anxicipated.as nearly as possible and structure elevations shall be established.for funic adjizstmemtaccordrngly.
<br /> ht to specify in the Special Provisions the gage and.surface treatment of any galvanized cosiigated metal pipe that is to
<br /> The County hereby reserves flue rig
<br /> )e installed
<br /> All longitudinal utility+facilities are to be established(and dimensioned on sketches)from surveyed-centerline"af road-right-of-Way,not from light of-wap
<br /> order)lines.'
<br /> —PAIRS OF THE COUNTY RIG'tIT-OF WAY:
<br /> All excavations shalt 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 2"00 feet to the rear thereof,unless otherwise pc'rmitt-d
<br /> f the Engineer.
<br /> Unless otherwise permitted under the Special Provisions,backfill shall be placed and mechaiiicaJly 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 perc�mtages 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 /> here 90%compaction is required,and two feet where 80%Compaction is required
<br /> .No portion of the excavations)shall be compacted by ponding or jetting unless a maiateaancE bond is provided
<br /> Gravel backfill material shall be ndEzed only where specifically so stated on the face of the permit It shall be compacted by means of a high-frequency
<br /> by the Bngineer. th
<br /> .Points of compaction shall be not greater an 18"centers and to the.
<br /> full
<br /> ternal.vibrator,the compactor to be a size and type approved
<br /> pth of the lift
<br /> All pavements,curbs,palters,sidewalks,borrow ditches,pipes,head Fv-.Jls,mad 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 grounds)occupied by materials and/or equipment shall b o riot
<br /> ;t oredimmediately upon backfilling of the excavation to the original grades and cross sections,and to a condition as good as,or better than existinb p
<br /> construction
<br /> All surfacing materials of roadways and driveway approaches cut or damaged by or as a result of Construction operations,shall be replaced within
<br /> ATE WEEK fallowing 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 aggregate base,both as-specified below. maTimum
<br /> 1.Asphalt Concrete:Combined mineral aggregate shall conform to the quality and gracation requirements for Type`B"one-half(1/2")
<br /> aggregate,coarse or medium gradation as specified in Section 39 of the California Standard Specifications.The-bituminous binder to be mixed 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.Aggregate Base:Combined mineral aggregates shall conform to the quality and the t-ading for thre:.-quarter inch(3/4")maximum size aggregate
<br /> Class 2 Aggregate Base specified-in Section 26 of the California Standard Specificarons
<br /> Before acceptance of repairs to the County road rights-of-way,all unsightly and detrimental dirM dust and/or debris shall be removed and the
<br /> astructicu areas left in a neat and presentable cohditioa(s).
<br /> 1.Uf 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 Enginer"-
<br /> Upon request by the County,any settlement,Sagging of surface,or cracking of pavement sh ll be repaired immediately by and at the sole expense o€.,
<br /> :Permittee for a period of one year following acceptance of the worms i
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