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GENERAL PROVISIONS 1r��
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<br /> )U-BLIC 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 /> prolongbd period of time,the Permittee shall notify the known users of the respective thoroughfares)involved,and shall provide access for vehicular and
<br /> p edestrian traffic to and from the road
<br /> I Unless otherwise p ermined,all work shall be conducted in such a manner that no less than one lane o€the existing County 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 cases where road closure is peffiitted the permission to close the road will be granted under the condition that the Permittee notifg-the following
<br /> persons and/or agencies of the time,the period of closure,and the detour route at least twenty-foot(24)hours prior to said road closure.
<br /> a.The County of San Joaquin. Public Works Department d.The local fire distEict
<br /> b.The County of San Joaquin Shcriff 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 flagmen"as may be necessary shall be.provided
<br /> oy the Permittee and stationed in advance of work to wain and direct traffic, and convenience of the public,with
<br /> Lights,signs and barricades shall be furnished,erected and maintained"by the Permittee for the adri arP warning
<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 Fights,signs and barricades,shall be
<br /> embved from the job site daily.
<br /> STRTTCTURES: -
<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 a way"as to creator a.
<br /> asard or maintenance problem at any time.Therefore,the minimum structural requirements for concrete pipe placed under County road rights-of-way shall
<br /> deform to the following Amerimn 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'AASHTD-Designation M 170NL
<br /> 2.For concrete pipe thirty-six inches(36 )inside diamrtrr and larger,reinforced concrete pipe conforming to AASIM deslgaati.on M 170M Class UL
<br /> 3:Plastic pip--conforming to AASHTO Designation M 294.
<br /> All concrete pipe joints within County road rights-of-way shall be sealed against leakage and/or infiltration with rubber gasket in conformance with
<br /> ection-66-1:06 of the California Standard Specifications,or with oiha methods as may permitted under the Special Provisions.
<br /> Cast-in place concrete pipe,vitrified clay pipe,spiral welded steel pipe,or cosagated atuminam alloy Pipe shall not be installed within the County road
<br /> this-of-way unless specifically so stated in the Special Provsiom%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(30'7 to
<br /> ie centetiine 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 /> manholes,lampholes,valves.etc not
<br /> Blow a flat plane extending across the rights-of-wap,no part of which shall=Mad above the elevations stated above;
<br /> icluded:Future surface-elevations shall be.aadcipated.as nearly as possible and structure elevations shall be establishedforfulmeadjustment-accoFdmgly
<br /> The County hereby reserves the right to specify in the Special Provisions the gage and.surface treatment of any galvanized"coaoa�;at�d metal pipe dui is to
<br /> ie installed
<br /> Alllongrtudrnal afiLily facilities are to be established(and dimensioned on sketches)from surveped•ceaterline of mad-right-of-wag,not from tight-0f-wap
<br /> )order)Imes.'
<br /> REPAIRS OF THE COUNTY RIGHT-OF-WAY:
<br /> All excavations shall be backfilled and compacted immediately af'ira work therein has been completed
<br /> 1. Trenches shallnot be left open farther than 300 feet in advance of pipe laying operations,or 200 feet to the rear thereof,unless otherwise P Zmifted
<br /> Y the Engineer.
<br /> Unless otherwise permitted un -the Special Provisions,backfill shall be placed andmechanically compacted in such a manner that the relative
<br /> dmpac taon 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 /> .
<br /> etail. 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 809o' 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 oa the face of the permit It shallbe compacted by means of a bigh-frequency
<br /> itcmal.vibrator,the compactor to be a sue and type approved by the Engineer..Pain�of compaction shall be not greater than 18"centers and to the full
<br /> epth bf the lift
<br /> I. All pavements,curbs,a ttem,sidewalks,borrow ditches,pipes,head walls,road signs,trees,sbrubbeiy,and/or other permanent road facilities
<br /> apaired by or as a result of construction operations at the construction sit*),or at oduz grounds)occupied by materials and/or equipment,shall be
<br /> :st oredi mmediately upon backfilling of the excavation to the original gradbs and cross sections,and to a condition as good as,or better than existing prior
<br /> construction.
<br /> L All surfacin g 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 tackfrliing 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 six imches(6")of aggregate base,both as.specified below.
<br /> 1.Asphalt Concrete:Copubincd mineral aggregate shall=ff=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 Specifications.The bitumiaous binder to be mired with
<br /> mineral aggreooato shall be paving asphalt baving(Grade PG 64-10),unless otherwise directed by the Enooineer.PIaccment of asphalt
<br /> concrete surfacing shall conform to the applicable provisions of Section 39 of the California Standard Specifications.
<br /> 2.A.ggr ogatt.Base:Combined mineral aggregates shall conform to the quality and the grading for three-quarter inch(3/47)maximum size aggreegaie'
<br /> Class 2 Ag mgam Base specifredin Section 26 of the California 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 /> instruction areas left in a meal and presentable coaditioa(s).
<br /> L Ff necessary,County road traveled.way and duveway 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 Engineer._
<br /> Upon regaest by the County,any settiemnent,sagging of surface,or cracking of pavement shall be repaired immediately by and at the sole expense o€.,
<br /> L---Permitter for a period of one year following acceptance of the work. i r
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