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GENERAL PROVISIONS_
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<br /> ?UBLIC CONVENIENCE AND SAFETY:
<br /> A- Bcfore obstructing any private driveway entrance or County road traveled way with a trench,spoil bank,equipment or other barrier permintd for any --�--
<br /> p roloaged period of time,the Permittee shall notify the known users of the respective thoroughfares)involved,and shall provide access for vehicular and
<br /> p edestHan traffic to and from the road
<br /> 1 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 conditioa(s).Two lanes shall be open after working hours.
<br /> 2. In cases where mad closure is permitted,the permission to close the road will be grouted under the condition that the Permittee notify-die following
<br /> persons and/or as ncies of the time,the period of closure,and the detour route at least twenty-four(24)hours prior to said road closure.
<br /> a The County of San Joaquin Public Works Departmnat d.The Localfire district
<br /> b.The County of San Joaquin Sheriffs Office. e.'rile local school district
<br /> a The Local postal s-„rvict f.The local residents involved
<br /> B. Should hazardous conditions relative to the installation operations wartanf flagmen,as many capable LlaormCn as may be necessary shall be provided
<br /> ;y die 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 PermitZ`re for the adequate warning and convenience of the public,with
<br /> Darticalsr attention to be taken in this regard after dark
<br /> D. Any excess dirt and/or debris which might be a hazard to eitber automobile or pedestrian traffic,aucontrollable by fights,signs and barricades,shall be
<br /> -e.=ved from die job site daily.
<br /> STRUCTURES: -
<br /> 4: Walls of structures shall be such quality and strength that tbey will resist all pressures rad 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 rights-of-way shall
<br /> onform to the following American Association of State Ilighway and Transportation. Officials(AASHTO)des gnaltons.
<br /> 1.For concrete pipe up to and including thirty tree hinches(33")inside diameter,extra strength concrete pipe conforming to
<br /> 'AASHTO Designation M 170NL
<br /> 2.Por concrete pipe thirty-six inches(36")inside diameter and larger,reinforced concrete pipe conforming to AASHTO designation M 170M Class III
<br /> 3:Plastic pipe conforming to AASHTO Designatioa M 294.
<br /> All concrete pipe joints within County road rights-of-way shall be sealed against leakage and/or infiltration with rubber gasket to conformance with
<br /> ecdoa:65-1.06 of the California Standard Specifications,or with other methods as maypermitted under 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 road
<br /> his-0f-way urless.specifically so stated in the Special Prvisions,and only under the conditions�s provided
<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 /> se centerline of the roadways and twelve inches(127')at the bottoms of borrow ditches each side of the roadways.The depths of structures shall be established
<br /> elow 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 /> iclade&Future surface elevations shall be,antieipamd.as nearly as possible and structure elevatioas shall be established.-for future adJus==taccotdingiy.
<br /> The County hereby reserves the right to specify in the Special Provisions the gage and surface treatment of any galvanized corrtin�ated metal pipe that is in
<br /> )e installed
<br /> All longitudinal atility facilities are to be established(and dimensioned on skttebes)from surveyed-ecaterline'of road right-of-way,not from fight-of-wap
<br /> iorder)lines.
<br /> REPAMS OF THE COUNTY RIGHT-OF-WAY:
<br /> All excavations shall be backfilled and compacted immbdiately after work therein has been compieted.
<br /> Trenches shall not be left open farther than 3o0 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 under the Special Provisions,backfill shall be placed and mecan
<br /> hanically compacted in such a manner that the relative
<br /> Dmpaction throughout the entire fill within the County road right-of-way shall conform to the percenfa-ge$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 809b compaction is required -
<br /> No portion of the excavation(s)shall be,compacted by ponding or jetting unless a maintP-nance bond is provided
<br /> cY
<br /> Gravel backfill material shalt be.utilized only where specifically so stated on the face of the permit It shall be compacted by means of a high-frtqucq
<br /> ternal-vibrator,the 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 /> 'r. All pavements,curbs,gutters,sidewalks,borrow ditches,pipes,head--A lls,road signs,trees,sbrubbery,and/or other permanent road facilities
<br /> apaire.d 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 /> stored-Immediately upon backE iagg 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 /> C All surfacing materials of roadways and driveway approaches cut or damn ed by or as a result of construction operations,shall be replaced within
<br /> NE WEEK following the backfilling of cxcavation,weather permitting,with compacted layers.of surfacing materials at least as thick as the existing and no
<br /> ss than two incht;(2")of asphalt concrete over six inches(6-)of agar a'ate base,both as-specified below-
<br /> 1.Asphalt Concrete:Combined mineral aggregate shall conform to the quality and gradation requirements for Type'B"one-half(1/2")maximum
<br /> aggregate,,coarse or mtdiam 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 Enginter.Placement of asphalt
<br /> coacretr surfacing shall conform to the applicable provisions of Section 39 of the California Standard Specifications.
<br /> 2.Aggi agate Hast:Combined mineral aggregates shall conform to the quality and the grading for tbrw-quarter inch(3/4.'")maximum size aggregate
<br /> Class 2 Aggregate Bast specified-in Section 26 of the CaIiiornia Standard Spcc.ficatious
<br /> Before acceptance of repairs to the County road rights-of-way,ail unsightly and detmnental dirt,dust and/or debris shall be removed and the
<br /> yastrucxion areas left in a neat and preseutable conditioa(s).
<br /> L If aecessary,County road traveled way and driveway-pavements shalt be,washed with water to remove dirt and dust
<br /> 2.Driveway approaches and field eatiance pavements damaged by equipment or spoil banks shall be repaired as directed by the Engine-cr.-
<br /> Upon request by the County,any settlement,Sagging of surface,or cracking of pavement shall be repaired immediately by and at the sole expem5e of..
<br /> Lt Permittee for a period of one year following acezyamce of the worms
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