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GEl'rERAL PROVISIONS
<br />GOVERNING n,{STALLATIOH OF SDBSURT<ACESTRUCTlmES AND PJJ?ELINEsViITBm COUNTY ROAD RIGHTS-OF-WAY
<br />PUBLIC CONVENIIWCEAND SAFETY,
<br />A Before obstructing anyprivate driveway entrance or County road traveled \"loffiY with a Ltencb,spoil bantc,equipment or other barderperrnitted for any
<br />prolonged':'period oftitne,the PenniLtee sha[1:'notjfytle known users aHIle respective thoroughfare(s)involved,and sbaIlprovide access forvellicular and•....pedestrian traffic to all.dfrom the rpad...
<br />1.Unless otherwise permitted,aUwOIk shan be conducted in snell aman..iler that no less man one lane of the existiJ,lg County road traveled way will
<br />be maintained open to public traffic during working hours in 8._smoothaUG:safe rIding condition(s).Two lanes shall be open afterworlcing hours.
<br />2.In cases where road closure is permitted;the permission to close the road will be granted under the condition that the Permittee notify me
<br />following persons and/or agencies ohhe time,the period of closure,and the detour route.at Jeasttweniy-four (24)homs prior to said road closllTe.a.Tbe County ofSan"]aaquinPubJic Wn.rlcs Deparfment d.The Iocal fire district
<br />b.rbe County ofSan.Toaquin Sheriffs Office e.The 10caI school district
<br />c.Th.elocal pGsta1service f Tbe local residents involved .'
<br />B.Shouldhazardbus conditbns relati,'e to the installation operations warrant flagmen,as ma..l1.Ycapable fla.,omenas maybe necessary shaH be provided bythePermittee-and stationed in advance ofworIc to warn and direct tr~c.
<br />C_Lights,sigrls and barricades shall be furnished,erected and niaintalned by tbe Permittee for the adequate warning and convenience oft1le pubHc,withparticniarattentiontobe-taken in this regard after darle.
<br />D.Any excess dirt and/or debris which might be a hazard to either'8.utomobile oipedestrian traffic,uncontrolIable by Iights;signs fu,dbarricades,shall beremovedfromthejobsitedaily.
<br />STRUCTURES,.'
<br />A Walls ofstmcrures shall be such qua!.iiyand stren~JJ.that they will resist all pressures and-will n.OIcrack orbe defamed in such a way aB to create a hazard
<br />olrnaintenance problem at any ttme.Tberefore,the minimum stmctural requirements for cOIlq-ete pipe placed under oountyroad rights-af-way shall
<br />conroM to the following Am.erican AssociatIon of Slate Highway and transportatton Officials (AASHTO)designations.
<br />1.For concrete pipe up to and .ltlcludmgthirty-tbree inches (33")inside-diameter,e>.1:rastrength concrete conforming to AASHTO DesignationM
<br />170M.
<br />2,FOTconcrete pipe thirty..six inches (36")ins.ide diameter and larger,reinforced concrete pipe confonnhlg to .r\ASHTO Designation M 170M Class
<br />III.
<br />3.Plastic pipe coillom1llig to AASHTO Designation M294.
<br />B.All concrete pipe join'ts with County TOadrights-of-way shall be sealed against Iealcageand/or.infiltraTion with rubber gasket in COIDufDl8J."1GewithSe.ction
<br />65-1;06 of the California St8J.ldardSpecificafio"ns,orwitb.other methods as may be permitted under the Special Provisions_
<br />C.Cast-in-place concrete pipe,vitrified clay pipe,spiral welded steel pipe,or corrugated aluminum alloy p.ipe shall notbe installed within the County roadrights-of-way unless speci:frcally so stated in the Special PIOvislons,and only under the conditions ~provided.
<br />D..AlL SL1'llcrureS-TObe buried j.vithinthe County rights-.of-\Nay shall-be set at.such elevations as to allow minimum coverage ofthiIty inches (30")to tile
<br />centerline of the roadways and t-welye inches (12")at me bottoms of borrow ditches each side of the roadways.The depths of strucrnr-esshall be established
<br />below afl.af plane extending across u'lerights-of-way,no part ofwhich shall extend above tbe elevations stated above;manholes,lamphales,'vaLves,etc.not
<br />included.Future sUIiace elevations shaU be anticipated as nearly aspossible and structure elevations shall be established for future adjustments accordingly.
<br />E.The County-hereby reserves the right-to specify in tile Special Pwvisions the gage and surface treatment of any gal:Y8l1izedcorrugated metal pipe that is to beinstalled_..'.
<br />F.All longittJdina1 n'tilityfacilities are to be established (md dimensi.oned on sketches)from su:rveyed centerline ofroad right-of-way,not from right-of-way(border)lines.'
<br />REPAIRS OFTRE COUNTY RIGHT-OE-WAY,
<br />A All excavations sIla!!be backfilIed and compacted immediately after work therein has been completed.
<br />B.Trenched shall not beleft opm farther IDm300 feet in advance of pipe laying operations,or .200 feet to the year thereof,Unless otherwise pennitte,d by theEn"ineer..
<br />C,Unless dtI1erwise permitted under the Special Provisions,backfiJl shall be placed and meclianicalJy compacted in 'suchama.rmer that the relattve compa:etion
<br />:throughout the entire £iIIwIthin the CO.Dntyroad rigl!t:of-way shall conform to the percentages of compaction as shown on the Trench detail.
<br />D.Bac1ctill material shall be place.d inhorizontal uniform layers not to exceed in thie!mess,before compaction,O.67fuot in the bedding region,one-footwhe-re
<br />90%compaction is required,and two-feet wllere 80%compaction is required..
<br />E.No portion ofthe .excavation(s)shaH be compacted by ponding orjetting wIess a maintenance bond is provided.
<br />F.Gravel backfill material shall be utilized only where specifically so stated on thei3.ce of the permit.It shalLbe compacted by means of ahigh-frequency
<br />intemal VIorator,the compactor to be a size and type approved by theEngineer.Points of compaction shall not be greater than 18"centers and to the full
<br />depth of the lift.
<br />G.All pavements~curbs,gUlters,sidewalles,bmrow ditches,pipes,head walls,road signs,trees,shrubbery,and/or otherpeffilanentroad facilities i!ilpaired by
<br />or aB a result or construction operations at the construction site(s)occupied by materials and/or equipment,shall berestored irrunediateJy upon backfilling oftheexoavation'to the original grades and cross sections~and to a condition as good as,or beiter than existing prior to construction.
<br />H.All surfacing materials of roadways and driveway approac.hes cut or damaged by or as a result of construction operations,shall be replaced within 'ONE
<br />\VEEK following the:baclcfjI1ing of excavation,weather permitting,with 'compacted layers of surfacing materials atJeast as 1:hJ-C1casthe existing,and no lessthantwoinches(2")of asphalt concrete over six.inches (6")of aggregate base,both as specified below.-
<br />I.Asphalt Concn,;te:Combilled mineral aggregate shaH confonn to the quality and gradation requirement>for Type "B"one-llalf mch(1I2)
<br />maximum aggregate,coarse or medium gradation as specified in SecfiOil 39 ofille California Standard Specifications.The bituminous binder tobemixedwithmineralaggregateshallbepayingasphalthaving(Grade PG 64-10),unless otherwise directed by the Engineer.Placement ofaspllaltcollc;rcte surfacirig shaH confonD.to the applicabLe provisions of Section 39 of the California Standard Specifications.
<br />2.Aggregate Base:Combine.d.minera[aggregates snall confoml to the quality aod tile grading forihree-quarter inch.(3/4")mQ.'XimumsizeaggregateClass2AggregateBasespecifiedinSection26ofllieCalifomiaStandardSpecifications.r.Before accepta.T]c('}of repairs to tile County road rights-af.way,all unsightly and detrimental dirt,dust and/or debris shall be removed and the 90osul.).ctionareasleftinaneatandpresentablecondition(s).
<br />1_IfnecessiJ.fY,County road traveled way and drivewaYP,+vcments shall'be washed w.ith wate;;r-toremove dirt and dust
<br />2.DrIvel'lay Dpproaches and fic1d entrance pavements damaged by equipment or spoiI balU(Sshal!be r.epairedas di;ected by the Engineer.
<br />J.Upon reql~cst by tllC County,any settlement,sagging ofsuD1l.ce,or cracIdng of pavement shall be repalred.immediately by and atthe sole expense ofthe.Permittee for a period of one year fo1!ov,lng acceptance 0tthc work
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