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GENERAL PROVISIONS
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<br /> ?IJBLIC CONVENIENCE AND SAFETY:
<br /> A Befam obstructing any private driveway entrance or County mad traveled way with:a trench,spoil bank,equipment or otherer
<br /> barrier pmitted far any — --
<br /> prolonged period of time, tfie Per¢rittee shall notify the known users of the respective thoroughfare(s)involved,and shalt provide access for vehicular and
<br /> p edtstrian traffic to and from the road
<br /> I Unless otherwise permitted,all work shall be conducted in such a manner drat no less than one lace of the existing County road traveled wap will be
<br /> maintained open to public traffic during working hours in a smooth and safe riding coaditioa(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 graattd under the condition that the Permittee notify-+tile foI-wing
<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 closurrc.
<br /> a.The County of San Joaquin Public Works Deparimeat 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 residtats involved
<br /> B. Should h27ardons conditions relative to the inslaIlztion operations warrnut flagmen as many capable rlagmeu as may be necessary shalt be.provided
<br /> Dy the Permittee and stationed in advance of work to wan and direct traffic.
<br /> Lights,signs and barricades shall be furnished,erected and maintained by the Permitx6e for the retia rate warning and conveuuence of fhe public,with
<br /> Darticular 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 lining uncoalrellablt by lights,signs and barricades,shall be
<br /> ,tmbved from time job site daily.
<br /> STRUCTURES:
<br /> A. Walls of sbuctums 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 /> .L=d or maintenance problem at any time.There€ore,the minimum structural requirements for concrete pipe placed under County road rights-of-way shall
<br /> dnform to-the following-American Association of State Highway and Transportation Officials(AASHTO)designations.
<br /> 1.For concrete pipe up to and including thirty-three inches(33")inside diameter,extra strength concrete pipe conforming to'AASHTO Designation lJI 170M
<br /> 2.For concrete pipe thirty-six inches(36")inside diameter and largei,reinfbmed concrete pipe conforming to AAEE M designation M 170M Class III.
<br /> 3:Plastic pipe conforming to AASHTO Designation M 294.
<br /> ATI concrete pipe j oints within County road rights-of-way shall be sealed aa�ainst leakage and/or inf itration with rubber gasket to coafo_mance with
<br /> tc_tion 65-1:06 of the California Standard Specifications,or with other methods as maypermitted under die 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 road
<br /> �hts-0f-way unless.spec fically so stated in the Special Previsions,and only under the conditions as provided
<br /> D. All structures to be buried within the County mad rights�fway shall be set at such elevations as to allow minimum coverage of thirty inches{30`�to
<br /> �e 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 est2basbtd
<br /> elow a flat plane extending across the rights-of-wap,no part of which shall extend above the tiesatioas stated above;manholes,lamphoies,valves.etc.not
<br /> icluded Future surface elevations shall be.anticipamd.as nearly as possible and structure elevasicas shall be established.•for futumidjustmenLaccordiagly.
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<br /> reserves the right td specify in the Special Provisions the gage and.surfice treatment of any galvanized-cos¢gated metal pipe that is to
<br /> The County h
<br /> �e installed
<br /> All longitudinal utility facilities art to be established(and dimensioned on sketches)from surveyed-centerline'of road right-of-way,not from iigbtofway
<br /> )order)fines.,
<br /> REPAIRS OF THE COUNTY RIG1TF-OF-WAY:
<br /> All excavations shalt be backfilled and compacted immediately afte work therein has been compieted
<br /> Trenches shall not be left open farther than 300 felt in advance of pipe laying operations,or 200 feet to the rear thereof,unless otherwise pirmitted
<br /> Y the,Engineer.
<br /> Unless otherwise permitted under.the Special Provisions,backfill shall be placed and mechanically 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 percentagess of compaction as shown on time 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 excavation(s)shall be compacted by ponding or jetting unless a maintenance bond is provided
<br /> Crravel backfill material shall be utilized only where specifically so stated on the face of the permit It shall be compacted by means of ahigh-frequency
<br /> iternal-vibrator,alit 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 /> epth of the lift.
<br /> i. All pavements,curbs,gutters,sidewalks,borrow ditches,pipes,bead walls,mad signs,trees,sbrvbbery,and/or other permanent road facilities
<br /> apaired by or as a result of construction operations at the construction sitt(s),or at other grounds)occupied by materials and/or equipment shall be
<br /> stomd-i m ediately upon backfilling of time excavation to the original gades and cross sections,and to a condition as good as,or better than existing prior
<br /> 1 construction
<br /> L All surfacing materials of roadways and driveway approaches cut or damaged by or as a result of construction operations,shall be replaced within
<br /> NE WEEK following the backfilliag of excavation,weather permitting,with compacted layers.af.surfar:ng materials at least as thick as the existing and no
<br /> ss than two inches(2-)of asphalt concrete over sin iadbes(6")of aggregate base,both as.speci-fied below.
<br /> i.Asphalt Concrete:Combined mineral aggregate shall conform to the quality and gradation requirements for Type`B"one-half(U2")maximum
<br /> aggregate,coarse or medium gradation,as specified in Section 39 of the California Standard Spe^ifications.The bitirmia s binder to be mixed with
<br /> mineral aggregate shall be paving asphalt having(Grade PG 64-10),unless otherwise directed by the Engineer.Plactmeat of asphalt
<br /> concrete surfacing shall conform to the applicable provisions of Section 39 of the California Standard Specifications.
<br /> 2.Aggr o`ate Hale:Combined mineral aggtgates shall conform to the quality and the grading for three-quarter inch(3/4")maximum size aggregate
<br /> Class 2 Aggregate Base specrfiedh Section 26 of the California Standard Specifications
<br /> Before acceptance of repairs to the County read rights-ofway,all unsightly and detmneatal dirt,dust and/or debris shall be removed and the
<br /> =tiuction areas left in a neat and presentable condition(s).
<br /> L If necessary,County road traveled way and driveway pavements shall be washed with water to remove dirt and dust-
<br /> 2.
<br /> ust2.Driveway approaches and field enhance pavements dama td by equipment or spoil banks shall be repaired as directed by the Fsagineer._
<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 /> re Permian for a period of ane year following ac pt u=of time work.
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