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��7-+ GENERAL PROVISIONS- _
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<br /> UBLIC CONVENIENCE AND SAFETY:
<br /> A- Before obstructing any private driveway enhance 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 thorougbfam(s)involved,and shall provide access for vehicular and
<br /> pedestrian traffic to and from the road
<br /> I Unless otherwise permitted,all work shall be conducteless br
<br /> d in such a manner that ao an one lane of the existing County road traveled wap will be
<br /> maintained open to public traffic during working hours in a smooth and safe riding condrtion(s).Two lanes shall be opm after working hours.
<br /> 2. In cases where road closure is permitted,the permission to close the road will be granted under the condition that the?etmittee notify-fie following
<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 closure.
<br /> z.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 /> B. Should hazardous conditions relative to the installation operations warrant flagmen,as many capable-F12 gmm as may be necessary shall be.provided
<br /> Dy the 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 Permittee for the adequate warning and convenience of the 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 traffic,uncoatroIlable by lights,sips and barricades,s'haa be
<br /> :esiove3 from file job site daily.
<br /> STRUCTURES: -
<br /> a,_: 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 /> a7=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 highway and Transportation Officials(AASHTO)designations•
<br /> 1.For concrete pipe up to and including thirty-three inches(33`')inside diameter,extra
<br /> strength concrete pipe conforming to HTO Designation 1v1170M
<br /> 2.Por concrete pipe thirty-six inches(36")inside diameter and larger,reinforced concrete pipe conforming to AAS=designation M 170M Class III.
<br /> 3:Plastic pipe conforming to AASHTO Designation M 294.
<br /> All ncrete pipe joints within County road rights-of-way shall be sealed against leakage and/or infltratiou with rubber gasket in conformance with
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<br /> action 65-1:06 of the California Standard Speccficatiohs,or with oilier methods as may permitted under the Special Provisions.
<br /> Cast-in-place concrete pipe,vitrified clay pipe,spiral welded steel pipe,or com�°�tr11 aluminum alloy pigs shall not be installed within the County road
<br /> �hts-of-way unless.specrfically so stated in the Special Provisions,and only under the conditions as provided.
<br /> 3. 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 /> Le centerline of the roadways and twelve inches(IT')at the bottoms of borrow ditches each side of the roadways.The depths of structures shall be established
<br /> elow a Tat plane extending across the rights-of-wap,no part of which shall extend above the elevations stated above;manholes,lampholes,valves.etc.not
<br /> icluded.Future surface elevations shall bc.aadcipated.as nearly as possible and structure elevatieas shall be establish(-,d.for-fithrreadjus=mt accordingly.
<br /> The County hereby reserves fhe right to'specify in the Special Provisions the gage and.surface��+TnP^-t of any galvanized conea�ated metal pipe that is to
<br /> )e installed
<br /> Alllongitldinal utility facilities are to be established(and dunensioned on sketches)from surveyed centerline of road right of-very,not light of-wap
<br /> iorder)fines.'
<br /> REPAIRS OF THE COUNTY RIGHT-OF-WAY:
<br /> L All excavations shall be backfilled and compacted immediately after work thereto has been comFieted.
<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 under.the Special Provisions,backfill shall be placed and mechanically compacted in such a manner that the relative
<br /> impaction throughout ilia 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 sball be placed in horizontal uniform layers not to exceed in thickness,before compaction,0.67 foot in tine 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 maintenance bond is provided
<br /> Gravel backfill material shall be utilized only where specifically so stated on the face of the permit$sL aII be compacted by means of ahigh-frequency
<br /> iternal.vibrator,the compactor to be a size and type approved by the Engineer..Points of compaction shall be not greater than 18"seaters and to the full
<br /> epth of the lift.
<br /> 'r. AL pavemetrts,curbs,gutters,sidewalks,borrow ditches,pipes,head wells,road signs,trees,sbrubbtry,and/or other permanent road facilities
<br /> ¢paired by or as a result of construction operations at the construction site(s),or at atter grouad(s)occupied by materials and/or equipment,shall be
<br /> stored mmmediatety 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 /> construction
<br /> L All surfacing materials of roadways and driveway approaches cut or 3a mooed by or as a result of construction operation,shall be replaced within
<br /> NE WEEK following the backfilling of excavation,weather permitting,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 sin inches(6")of aggregate-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(n-)maximum
<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 /> coat,--c surfacing shall conform to the applicable provisions of Section 39 of to California Standard Specifications.
<br /> 2.Aggreo.-att Base:Combined mineral aggregates shall conform to the quality and the grading for three-quarter inch(3/4")maximum size aggregate
<br /> Class 2 Aggregate Base specified-in Section 26 of the Califarnia Standard Specifications
<br /> Before acceptance of repairs to the County read rights-of-way,all unsightly and detrmmental dirt,dust and/or debris shall be removed and the
<br /> instruction 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 tc remove drrt and dust
<br /> 2.Driveway approaches and field eatranoe pavements damaged by equipment or spoil banks shall be repaired as directed by the Enginerr.-
<br /> Upoa rcgaest by the Cotmty,any settlement,sagging of surface,or cracking of pavement shall be repaired iramtd ately by and at the sole expense of_,
<br /> Le,permittPP for a period of one year following acceptance of the work. '!
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