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GENERAL,PRG VIS IONS_
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<br /> ?UBLIC CONVENIENCE AND SAFETY:
<br /> A- Before obstrnctmg 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 thorougiifare(s)involved and shall provide access for vehicular and
<br /> p edes an 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 is 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 o'ited under the condition teat the Permittee notify-fie following
<br /> persons and/or agencies of the dmf,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.Tlmc local fie 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 residauts involved
<br /> B. Should hazardous conditions relative to the installation operations warrant flagmen,as many capable r'Ia_gi=as may be necessary shall be provided
<br /> �y the Ptrmittte and stationed in advance of work to warn and direct traffic.
<br /> Lights,signs and barricades shall be furnished,erected and maintained by the Permiftae for the adequate warning ind convenience of the public,with
<br /> earticutar afiention to be taken in tris 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,iwved from tat 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 min imam structural requirements for concrete pipe placed under County road rights-of-way shall
<br /> ciaform to the following American 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-AASHI'O Designation M 1701
<br /> 2.For concrete pipe thirty-six inches(35'�inside diameter and larger,reinforced concrete pipe conforming to AASHPO designation M 170M Class III.
<br /> 3:Plastic pipe eooforming to AASH'TO Designation M 294.
<br /> A1I concrete pipe joints within County road rights-of-way shall be sealed aagainst leakage and/or infiltration with rubber gasket in conformance with
<br /> action: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 /> ;glints-of-way as less.specifically so stated in the Special Provisions,and only under the conditions as provided-
<br /> ). 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")to
<br /> it centerline 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 /> Blow a flat plane extending across the rights-of-way,no part of which shall extend above the elevations stated above-,manbolts,lampboles,valves.etc.not
<br /> icluded_Future surface-elevations shall be,anticipattd.as nearly as possible and structure elevations shall be established.for future adju_strnentaccoidingly.
<br /> The County hereby reserves the right to specify in the Special Provisions die gage and.surPace treaiment of any galvanized-coa#gated metal pipe that is to
<br /> le installed
<br /> F. All longitudinal atrlity facilities are to be established(and dimensioned on sketches)from surve-yed-centerlint"of road right-of-way,not from right-of-way
<br /> .)order)Lines.,
<br /> EZEPAI S OF THE COUNTY RIGHT-OF-WAY:
<br /> All excavations shall be backfilled and compacted immediately after work therein has been compieted.
<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 pi=r nit�d
<br /> Y the Engineer.
<br /> Unless otherwise permitted undPs the Special Provisions,backfill shall be placed and.mcohanicxlly 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 /> . Backfill material shall be placed in horizontal uniform Iayers not to exceed is 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 tilt excavation(s)shall be compacted by ponding or jetting unless a maintenance 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 mPanc of a high-frequency
<br /> aeerr ,al,Vbrator,the compactor to be a s'ue and type approved by the Eagiaeer..Points of compaction shall be not greater than 18"centers and to the full
<br /> ep}dm of flit lift
<br /> 'r. All pavements,curbs,garters,sidewalks,borrow ditches,pipes,head'A-,11s,road signs,trees,sbrubbcry,and/or other permanent road facilities
<br /> apaired by or as a result of construction operations at the construction site(s),or at o`–d=grounds)occupied by materials and/or equipment,shall be
<br /> stored-immediately upon backfilling of the excavation to the original grades and cross sections,and to a condition as good as,or better than existing prior
<br /> censtrnction.
<br /> L AII surfacing materials of roadways and driveway approaches cut or damaged by or as a result of construct on operations,shall be,replaced within
<br /> NE WEEK following the backfilling of excavation,wearier permitting,with compacted Lay=.of surfacing materials at least as thick as the existing,and no
<br /> ss than two inches(2")of asphalt concrete over six iuchts(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(h./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 directed by the Engineer.Placement of asphalt
<br /> concrete surfacing shall conform to tie applicable provisions of Section 39 of the California Standard Specificadous.
<br /> I Aggregate Base:Combined mineral aggr-gates shall conform to the quality and the grading for three quarter inch(3/4")maximum size aggregate
<br /> Class 2 Aggregate Base specified-in Section 26 of rile California Standard Specifications
<br /> Before acceptance of repairs to the County road rights-of-way,all unsightly and detrimental ortt,dust and/or debris shall be removed and the
<br /> ristruct:ion arras left in a neat and presentable coadition(s).
<br /> L If necessary,County road traveled way and driveway pavements shall be washed with watm to remove dirt and dust-
<br /> 2.
<br /> ust2.Driveway approaches and field enhance pavements damaged by equipment or spoil banks shall be repaired as di=ted by the Engine:s•-
<br /> Upon request by tae County,any sthiemeat,sagging of surface,or cracking of pavement shall be repaired irrmmPdiately by and at the sole expense of,
<br /> t Permittee for a period of one year fallowing accoptance of the wort`
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