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GENERAL PROVISIONS_' .
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<br /> >UBLIC CONVEN QB 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,and shall provide access for vehicular and
<br /> pedestrian 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 o€the existing Conary road traveled wap will be
<br /> maintained open to public traffic during working hours in a smooth and safe riding condition(s).Two lanes shall be open after working hours.
<br /> 2. In uses where road closure is permitted,the permission to close the road will be granted under the condition that the Permittee notify-te fannwi -9
<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 /> z The County of San Joaquin Public Works Department d.Thr tocalfre distict
<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 /> B. Should hazardous conditions reladvc to the instaIIati-oa operations warrant flagmen,as many capable rlaagi=as may be necessary shall be provided
<br /> Dy the Permitter and stationed in advance of work to wam and direct!raffia
<br /> a Lights,signs and barricades shall be furnished,erected and maintained by the Permittee for the adequate warning and convenience of the public,with
<br /> oarticetiar aftention to be taken in this regard after dark.
<br /> D. Any excess dirt and/or debris winch might be a hazard to either automobile or pedestrian traffic,uncontrollable by lights,signs and barricades,shall be
<br /> :eiabved from the 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 away as to create a
<br /> azard or maintenance problem at any time.Therefore,the minimum structural requirements for concrete pipe placed under County road rights-of-way shall
<br /> on form to the following American Association of State fPrghway 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 M 170NL
<br /> 2.For concrete pipe thirty-six inches(36"j inside diameter and larger,reinforced concrete pipe conforming to AASHTO desighadou M 170M Class EL
<br /> 3:Plastic pipe conforming to AASHTO Designation M 294.
<br /> All concrete pipe j oiats within County road rights-of-way shall be sealed against leakage and/or infiltration with rubber gasket in conformance with
<br /> ection�65-1:06 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,spiral welded steel pipe,or corrugated aluminium.alloy pipe shall not be installed within the County road
<br /> ,hts-of-way uniess.specifically so stated in the Special Provisions,and only under the conditions as providtd
<br /> ). 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(3Q'�to
<br /> m beat--Iine 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 /> elow a flat plane extending across the rights-of-way,no part of which shall extend above the elevations stated abovc;manholes,lampholes,valves.etc.not
<br /> icluded_Future surface elevations shall be.andcipated.as nearly as possible and structure elevations shad be established.forf=m adjusbnmt acro dingIY.
<br /> w The County hereby reserves the right to specify in the Special Provisions the gage and-surface treatment of any galvanized corrdkated metal pipe that is to
<br /> )e installed
<br /> All longitudinal utility facilities are to be established(and dimensioned on sketches)from surveyed-centerline-of road-right-of-tiny,not from fight-of-wap
<br /> iorder)lines-'
<br /> REPAIRS OF THE COUNTY RIGHT-OF-WAY:
<br /> Ail excavations shall be backfilied and compacted imrabdiately after 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 permitred ITh Pl.tire 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 percentages 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 bcddmg region,one foot
<br /> here 90%-compaction is required,and two feet where 803-Compaction is required. -
<br /> No portion of the excavation(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 /> itrrnal-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 /> L All pavements,curbs,gutters,sidewalks,borrow ditches,pipes,head walls,road signs,trees,shrubbe-y,and/or other permanent road facilities
<br /> apaired 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=rmmediately 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 /> constrncton.
<br /> L All surfacing materials of roadways and driveway approaches cut or damaged by or as a result of cons=cdDn operations,shall be replaced within
<br /> NE WEEK following the backfill ng of excavation,weatherpermitting,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 iaches(6")of aggmgate base,both as-specified below_
<br /> i.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 medium gradation,as specified in Section 39 of the California Standard Spe. fications.The bituminous binder to be mixed with
<br /> mineral agg cgate shall be paving asphalt having(Grade PG 64-10),unless otherwise directed by the Engmez,-Placemant of asphalt
<br /> concrete surfacing shall conform to tie applicable provisions of Section 39 of the California Standard Specifications.
<br /> 2.Aggregate Base:Combined mineral zggreooates shall conform to the quality and the grading for three-quarter inch(3/4'�maximum size agg tgare
<br /> Class 2 Aggregate Base specified-in Section 26 of the Califoraia Standard Specifications_
<br /> Before acceptance of repairs to the County road rights-of-way,all unsightly and detrimental dirt,dust and/or debris shall be removed and the
<br /> rustruction areas Ieft in a neat and presentable coadition(s).
<br /> L rf necessary,Comnty 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 Bnginerr.-
<br /> Upon request by the County,any settlement sawing of surface,or cracking of pavement shall be repaired immediately by and at the sole expense of., .
<br /> it Permittee for a period of one year following acceptance of the work.
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