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GENERAL PRO VIS IONS_
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<br /> 'UBLIC CONVENIENCE AND SAFETY:
<br /> A. Before obstructing any private driveway eritrance or County road traveled way with:a trench,spoil bank,equipment or other balm permitted for any --. ---
<br /> prolonged period of time,the Permittee shall notify the known uses of the respective thoroughfares)involved,and shall provide access for vehicular and
<br /> D edestrian 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 read traveled way w Il be
<br /> maintained open to public traffic during working hours ina,smooth and safe riding coaditioa(s).Two lanes shall be open after working hours.
<br /> 2. In cases where road closure is permitted the permission to close the road will berarmted under the condition that the Permittee not fy-the following
<br /> persons and/or agencies of the time,the period of closure,and the detour route at least twenty-four(24)hours giior to said road closure.
<br /> a-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 relafrve to the installation operations warrant flagmen,as many capable r'f�n as may be necessary shall be.provided
<br /> ;y the Permittee and stationed in advance of work to warn and direct traffic.
<br /> a Lights,signs and barricades shall be furnished,erected and maintained by the Permi[tse for hie.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 tram,unr-oatmllable by lights,signs and barricades,shall be
<br /> rowed from the 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 /> awed or maintenance problem at any time.There€ore,the minimum structural requirements for coacrete pipe placed under County road rights-of-way shall
<br /> deform to the following American Association of State Iftghway 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 Designatioa M 170M
<br /> 2.For 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 Designation.M 294.
<br /> Al concrete pipe joints within County road rights-of-way shall be sealed against leakage and/or infiltration with rubger gasket in conformance with
<br /> ecrioa:66-1.06 of the California Staadard Specifications,or with other methods as may'pezmitted under the Special Provisions.
<br /> Cast-in-place coacmte-pipe,vitrified clay pipe,spiral welded steel pipe,or comms tri aluminum alloy pipe shall not be installed within the County road
<br /> ghts-of-way unless.specifically so stated in the Special Provisions,and only under the conditions as provid.-d
<br /> D. All structures to be buried within the County road rights-0f--way shall be,set at such elevations as to allow minimum coverage of thirty inches(30'�to
<br /> ie cente=rline of the roadways and twelve inches(12")at the bottoms of borrow ditches each side of the roadways.The deptbs of structures shall be,established
<br /> elow a flat plane extending across the rights-of-wap,no part of wldch shall extend above the elevations stated above;manholes,lampholes,valves.etc.not
<br /> icluded.Future surface elevations shall be.anticipated.as nearly as possible and structure elevations shall be established.•for funse adjustmentacc(?rdingiy.
<br /> The County hereby reserves the right to specify in the Special Provisions the gage and.surfacc hrat4nent of any galvanized corn* metal pipe that is to
<br /> ie installed
<br /> Ail longitudinal atility facilities are to be established(and rfimeffT6oned oa sketches)from surveyed centerline of rbadrighi-of4my,not from fight-of-way
<br /> :order))fines.
<br /> REPAIRS OF THE COUNTY RIGHT-OR-WAY:
<br /> All excavations shall be backfilled and compacted immediately 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 fest to the rear thereof,unless otherwise pi-rmitted
<br /> y.the Engineer.
<br /> Unless otherwise permitted under.the Special Provisions,backfill shall be-placed andrawhanically compacted in such a manner that the relative
<br /> impaction throughout the entire fill within the County road right-0f-way shall conform to the percentages of compaction as shown on tae Trench Detail
<br /> ro
<br /> Backfill material shall be placed in horizontal uniform layers not to exceed in thickness,before compaction,0.67 foot in the beddmg 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 /> Crrd vel backfill material shall be utilized only where specifically so stated on the face of the permit It shall be compacted by meals of a bigh-frequency
<br /> iternal-vibrator,the compactor to be a size and type approved by the F_agineer..Points of compaction shall be not greater than 18"centers and to the full
<br /> epth of the lift.
<br /> i. All pavements,curbs,gutters,sidewalks,borrow ditches,pipes,head walls,road signs,trees,shtybbery,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=lsmmediately upon backElliag of the excavation to the original grades and cross sections,and to a condition as good as,or better than existing prior
<br /> I construction
<br /> L All surfacing 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 backfilling of excavation,weather permitting,with compacted layer_of surfacing materials at least as thick as the existing and no
<br /> ss than two inches(7)of asphalt concrete over six incbes(6")of aggr--g-sic-base,both as.specified below-
<br /> 1.Asphalt Concrete:Combined mineral aggregate on
<br /> shall conform to the quality and gradation requirements for Type'B"one-half(i/2")maxmum
<br /> ag,m-egate,coarse or medium gradation,as specified in Section 39 of the California Standard Specifications.The biumamous binder to be mixed with
<br /> mineral aggregate shall be paving asphalt having(Grade PG 64-10),unless otherwise directed by the Bagin eer.Placement of asphalt
<br /> concrete surfacing shall conform to the applicable provisions of Section 39 of the California Standard Specifications.
<br /> 2.Aggreoggate Base Combined mineral aggro.-ates shall conform to the quality and the grading for three-quarter inch(3!4")maximum size a-99egate
<br /> Class 2 AgggateBast specifiedda 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 andlor debris shall be removed and the
<br /> rsstru=on areas left in a near and presentable condition(s).
<br /> L if necessary,County road traveled way and driveway pavements shall be washed with water to rem.ve dirt and dust
<br /> 2.Driveway approaches and field entrance pavements damaged by equipment or spoil banks shall be repaired as directed by the Engine--n-
<br /> Upon request by the County,any settlement saw—ting of surface,or cracking of pavement shall be repaired immediately by and at the sole expense o€-,
<br /> re Pezraitsee for a period of one year following acceptance of the work.
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