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�7� (� 7p GENERAL PROVISIONS-
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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 thoroughfares)involved,and shall provide access for vehicular and
<br /> pedestrian traffic to and from the road
<br /> 1 Unless otherwise permit ted,all work shall be conducted in such a an manner that no IeS9 thone 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 condition(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 be Epanteld under the condition that the Permittee notify-die following
<br /> persons and/or as aches of the time,the period of closure,and the detour route at least twenty-four(24)hours prior 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 Sherilfs 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 installaiiou ogeradoas warraht flagmen,as many capable$agmen as may be necessary shall be.provided
<br /> oy die Permittte 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 /> oarlicullir atteatioa to be taken in this mgard after dark.
<br /> p. Any excess dirt and/or debris which might be a hazard to either automobile or pedestrian traffic,uncontrollable by lights,sighs and barricades,sba.a be
<br /> ,e>wve3 from die 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 a way-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 /> onform to the following-American Association of State Highway and Transportation Officials(AASHTO)designations.
<br /> L For concrete pipe up to and including thirty-three inches(33`')inside diameter,extra strength concrete pipe conforming to'AASHT6 Designadon M 1701
<br /> 2.For concrete pipe thirty-six inches(36'�inside diameter and larger,reinforced concrete pipe conforming to AAS=desigaadou M 170M Class III.
<br /> 3:Plastic pipe conforming to AASHTO Designation M 294.
<br /> A1I concrete pipe j oints within County road rights-of-way shall be sealed against leakage and/or infiltration with rubber gasket in conformance with
<br /> ecdoa65-1:06 of the California Standard SpecrScatioas,or with other methods as may'permitted under the Special Provisions.
<br /> Gastrin-place concrete pipe vitrified clay pipe,spiral welded steel pipe,or corrugated aluminum alloy Pipe shalt not lie installed within the County road
<br /> tights-of-way urless.specificaliy so stated in the Special Provisions,and only under the conditions as provided_
<br /> D. All structures to be buried withi-n the County road rights-of-way shallbe set at such elevations as to allow minTmnm coverage of thirty inches(3n to
<br /> ie centerline 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 above;manholes,lampholes,valves.etc.not
<br /> icluded Future surface-elevations shall be.anticipated-as nearly as possible and structure elevations shall be established.f(:rfufame djustment-aceocdh guy.
<br /> The County hereby reser'es the right to specify in the Spe hal Provisions thea ge and.surfacc treatment of any galvanized cos¢ana ed metal pipe that is to
<br /> )e installed '
<br /> All leagitiidmal utility facilities are to be established(and dimensioned on sketches)from surveyed centerline-of rbadright-of-way,not from fight-of-way
<br /> )order)lines-'
<br /> REPAIRS OF THE COUNTY RIGH -OF-WAY:
<br /> All excavations shalt be backfilled and compacted immediately after work therein has been compaeted
<br /> Trenches shall not be left open farther than 300 feet in advance of pipe laying operations,or 200 feet to dine rear thereof,unless otherwise permitted
<br /> Y the Engineer.
<br /> Unless otherwise permitted undtr.rhe Special Provisions,backftIl shall be placed andmecbanic ally 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 /> .
<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 9090 compaction is required,and two feet where 80%compaadou is required. .
<br /> .No portion of the excavation(s)shall be compacted by ponding oe jetting unless a maintenance bond is provided-
<br /> Gravet backfill material shall be utilized only where specifically so stated on the face of the permit It shall be compacted by means of a bigh-frequency
<br /> ternal.vibrator,the compactor to be a size and type approved by the Engineer..Points of compaction shall be act greater than 18"centers and to the full
<br /> Tth of the lift
<br /> All pavements,curbs,gutters,sidewalks,borrow ditches,pipes,head walls,road signs,trees,shrribbhr ry,and/or other permanent road facilities
<br /> ipaired 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 /> stomdimmediately upon back lliag of the excavztion to the original grades and cross sections,and to a condition as good as,or better than existing prior
<br /> construction
<br /> All surfacing materials of roadways and driveway approaches cut or damaged by or as a result of construction operations,shall be replaced within
<br /> WEEK following the backfilling of excavation,weather permitting,with compacted layers of surfacing materials at least as thick as the existing,aad-ao
<br /> >s than two inches(2")of asphalt concrete over six inches(6 )of aggregate base,both as.specifacd below.
<br /> i.Asphalt Concrete Comhincd mineral aggregate shall conform to the quality and gradation requirements for Type B"one-half(h/2") be rimrzm
<br /> aggregate,coarse or medium as
<br /> gradation, specified in Section 39 of the California Standard Specifications.The bituminous binder to b,mixed vdth
<br /> mineral aggregate shall be paving asphalt having(Grade PG 64-10),unless otherwise directed by the Eaa�ineer.Placement of asphalt
<br /> concrete surfacing shall conform to the applicable provisions of Section 39 of the California Standard Specifications.
<br /> 2.Aggr ogate.Base:Combined mineral aggregates shall conform to the quality and the grading for three-quarter inch(3/4")maximum size aggregre
<br /> Class 2 Aggregate Base spccifiedin Section 26 of the Calitomia Standard Specifications
<br /> Before acceptance of repairs to the County road Hgbts-of-way,all unsightly and detrimental dirt,dust and/or debris shall be removed and the
<br /> nstractioa areas left in a neat and presentable conditioa(s).
<br /> L rf necessary,County road traveled way and driveway pavements shall be washed with water to remove duh and dust
<br /> 2.Driveway approaches and field entrance pavcanents damaged by equipment or spoil banks shall be repaired as directed by the Enginerr.-
<br /> ISpon request by the County,any settlement,sawing of surface,or cracking of pavement shall be repaired immediately by and at the sole expense o€-,
<br /> c Permitter for a period of one year following acceptance of the work. i
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