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GENERAL PROVISIONS_
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<br /> ?UBLIC CONVENIENCE AND SAFETY:
<br /> A Before obstructing any private driveway entrance or Count!mad traveled way with a trench,spoil bank,equipment or other barrier permitted for any ------
<br /> prolonged period of time, the the roatee shall notify the known users of the respective thorougiifare(s)involved, 'and shall provide access for vehicular and
<br /> pedestrian traffic to and from the road
<br /> 1 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 condition(s).Two laae-s shall be open after working hours.
<br /> 2. In cases where road closure is permitted,the permission to close the road#U 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 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 Sheriff s Office e_The iota,':school district
<br /> c.The local postai 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 /> DY the Permittee and stationed in advance of work to wam and direct traffic.
<br /> �. Lights,signs and barricades shall be furnished,erected and maintained by the Permittee for the a
<br /> -Darticular attention to be tdequate warning and convenience of the public,with
<br /> taken in this regard after dark
<br /> D. Any excess dirt and/or debris which night be a hazard to either automobile or pedestrian traffic,uncontrollable by lights,signs and barricades,s
<br /> hall be
<br /> -ernbvcd from die job site daily.
<br /> STRUCTURES:
<br /> 4: Walls of structures shall be such quality and strength that they will resist an pressures and will not crack or be deformed,in such a way as to create a
<br /> azard or mtime.maintenance problem at any e.Therefore,the minimum structural requirements for concrete pipe placed County ounty road rights-of-way shall
<br /> ddform to the following American Association of State Ifighway and Transportation Officials(AASHTO)designations.
<br /> 1.For concrete pipe up to and including thirty-three inches(33")inside diameter,extra:strength concrete pipe conformityto:AASHTO.Desigratiou M 170M_
<br /> 2.For concrete pipe thirty-six inches(36")inside diameter and larger,reinforced concrete pipe conforming to AASH'M designation M 170M Class III.
<br /> 3.Plastic pipe conforming to AASHTO Designation M 294.
<br /> Ali concrete pipe joints within County road rights-of-way shall be sealed against leakage and/orinfiltration with rubber gasket in conformance with
<br /> ection 65-I:05 of the California Standard Specifications,or with other methods as may'permitted under the Special Provisions.
<br /> Cast-in-place concrete pipe,vitrified clay pipe,spiral welded steel pipe,or coriugated aluminum alloy e shall not lie installed within the Coun road
<br /> _911ts-of-way unless-specifically so stated in the Special Provisions,and only under the conditions as provided. ty
<br /> J. All structures to be buried within the County road tights-of-way shall be set at
<br /> ie centerline of the roadways and twelve such elevations as to allow minm;mr, coverage of thirty inches(30")to
<br /> 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 s1raIl extend above the elevaxions stated above;manholes,lampholes,valves.eta not
<br /> icIuded Future surface.elevations shall bc.aaticipated-as nearly as possible and structure elevations shall be established.forfumm adjnchnenr accoi diagiy.
<br /> 3. The County hereby reserves the right to'specify in the Special Provisions the gage and.surface treatment of arty galvanized coin*.'
<br /> ie installed gated metal pipe that is to
<br /> All longitudinal utility facilities are to be established(and dimensioned on sketches)
<br /> )order)lines. from surveyed centerline of road right of-way,not from tight of-way
<br /> REPAIRS OR THE COUNTY RIGHT-OFWAY:
<br /> All excavations shalt 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 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 the entire fill within the County road right-of-way shall conform to the perc:ntagts of compaction as shown on the Trench Detail-
<br /> . Backfill material shall be placed in horizontal uniform Iayers 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 80%Compaction is required
<br /> No portion of the excavation(s)shall be compacted by ponding or-jetting unless a maintenance:bond is provided
<br /> Gravel backfill material shall be utilized only where specificffy so stated on the face of the permit It shall be compacted by means of a high-frequency
<br /> iternal.vibrator,the compactor to be a size and type approved by the Engineer..Points of compaction shall be nota eater than 18"centers and to the full
<br /> spth of tfre lift
<br /> i. All pavements,curbs,gutters,sidewalks,borrow ditches,pipes,head walls,road signs,trees,shrubbery,and/or other permanent mad facilities
<br /> apaired by or as a result of construction operations at the construction sitefs),or at other ground(s)occupied by materials and/or equipment,shall be
<br /> stored'tnmmediately upon bacldIling of the excavation to the original grades and cross sections,Mitt)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-followiag 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 six inches(6")of aggregate base,both as-specified 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 Specifications.The bituminous binder to be mixed with
<br /> mineral aggregate shall be paving asphalt having(Grade PG 64-10),unless otherwise dratted by the Engineer.Placement of asphalt
<br /> concrete surfacing shall conform to the applicable provisions of Section 39 of the CaEfomia 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 Base specifie-d-ia Section 26 of the California Standard Specifications_
<br /> Before ac -ptance of repairs to the County road rights-of-way,all unsightly and detrimental di t dust and/or debris shall be removed and the
<br /> Instruction areas left in a neat and presentable coaditioa(s).
<br /> I.if 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 Engineer__
<br /> Upon request by the County,any settlement,sagging of surface or cracking of pavement shall be repaired immediately by and at the sole expense bf-
<br /> le Permittee for a period of one year following acceptance of the work
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