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GENERALL PROVISIONS_-r Z'bi rr,Tr ar A T i A TTn7.T r=Or TD G,r T]l T'-d l�,T� nmr�rrl^,mr roes c, a�m---r 77.70[,TTFTI r-T7M'I-'inT-,-K7'V Del A n-D F(`_TPT'C`�tIT��T`T,T Av
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<br /> ?UBLIC CONVENIENCE 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 thoroughfrre(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 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 coadtion(s).Two lanes shall be open of-ter 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 Permittee notify-the following
<br /> persons and/or agencies of the time,the period of closure,and the detour route at least'trenty-four(24)hours prior to said road closure.
<br /> a.The County of San Joaquin Public Works Department d.The local fire distact
<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 r'Iagr=as may be necessary shall be.provided
<br /> Dy the Prrmittrr and stationed in advance of work to warn and direct traf6a
<br /> — Lignts,signs and barricades shall be furnished,erected and maintained by the Permifxee for the adequate warning and convenience of the public,with
<br /> particular 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,uncontrollable by lights,signs and barricades,shall be
<br /> -e.n oved from tine job site daily.
<br /> STRUCTURES:
<br /> .kWalls 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 /> a72rd or maintenance problem at any time.Therefore,the rninrmr,m structural requirements for concrete pipe placed under County road rights-of-way shall
<br /> onform to the following American Association of State ITighway and Transportation Officials(AASHTO)des gnatim s.
<br /> 1.For concrete pipe Lip to and including thirty three inches(33`')inside diamewr,ext=a strength concrete pipe conforming to AASHTO-Designation M 170NL
<br /> 2.For concrete pipe thirty-six inches(36")inside diameter and larger,reinforced concept-,pipe conforming to AA.SHTC_1 designation M 170M Class III.
<br /> 3.Plastic pipe conforming to AASHTO Designation M 294.
<br /> t All concrete pipe j oints within County road rights-of-way shall be sealed apinst leakage and/or infiltration with rubber gasket in confo-nuance with
<br /> ection 65-1:06 of the California Standard Specifications,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 corrugated aluminum alloy pipe shall not be installed within the County road
<br /> agbts-of-way unless.specifically so stated in the Special Provisions,and only under the conditions as 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")6
<br /> le centerline of the roadways and twelve inches(12")at the bottoms of borrow ditches each side of the roadways.The depths of strictures shall be established
<br /> Blow 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 /> icluded Future surface elevations shall be.aaticipated.as nearly as possible and structure elevatieas shall be cstablished.forfutmo adjustinent a.ccordiBey.
<br /> The County hereby reserves the right to specify in the Special Provisions the gage and-surface treatment of any galvanized�cos¢gated m—I pipe that is to
<br /> ie installed
<br /> F. All longitudinal atility facilities are to be established(and dimensioned on sketches)from surveyed centerline of road right-of-way,not from iigbt-Ofway
<br /> iorder)lines.'
<br /> REPAIRS OF THE COUNTY RICTHT-OF-WAY:
<br /> All excavations shall be backfilled and compacted immariiately after work therein has been completed-
<br /> Trenches
<br /> ompletedTrenches 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 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 bedding region,one foot
<br /> here 900/0 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 YYmaintenaucz 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 /> ternal.vibrator,the compactor to be a size and type approved by the Fagineer..Points of compaction shall be not greater than 18"centers and to the full
<br /> sprat of the lift
<br /> i. All pavements,curbs,gutters,sidewalks,borrow ditches,pipes,head walls,mad sights,trees,shrubbery,and/or other permanent road facilities
<br /> apaired by or as a result of construction operations at the construction site(s),or at other grounds)occupied by materials and/or equipment,shall be
<br /> storediammediately upon backfilling of liar 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 damaged by or as a result of construction operations,shalt be replaced within
<br /> NE WEEK following the backfilling of excavation,weather permitting,with compacted Layers of sudaring materials ai-least as thick as the existing and no
<br /> ss thaa two inch=(2")of asphalt concrete over six incbes(6")of aggregate base,both as.spt Hfied.below.
<br /> 1.Asphalt Concrete:Combined mineral aggregate shall conform to the quality and gradation requirements for Type`B"one-half(i/2")maximum
<br /> aggregate,coarse or medium gradation,as specified in Section 39 of the California Standard Specidca ions.The bituminous binder to be rui;.ed with
<br /> mineral aggregate shall be paving asphalt having(Grade PG 64-10),unless otherwise directed by the Engineer.Placement of asphalt
<br /> concrsts 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 grading for three-quarter inch(3/4")maximum size aggregate
<br /> Class 2 Aggregate Basc specified_ia Section 26 of the California Standard Specifications_
<br /> Before acceptance of repairs to the County road rights-of-way,all unsightly and detrimental d-M dust and/or debris shall be removed and the
<br /> Yastrurxion areas left in a near and presentable coadition(s). -
<br /> L rf 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 Enginecr.-
<br /> Upon regaest by the County,any settlement,sagg g of surface,or cracking of pavement shall be repaired immediately by and at the sole expense o€.,
<br /> ie-Permittee for a period of one year following acceptance of the work
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