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GENERAL PROVISIONS <br />GOVERNING INSTALLATION OF SUBSURFACE STRUCTURES AND PIPELINES WITHIN COUNTY.!WAD-RIGHTS-OF-WAY _ <br />PUBLIC CONVENIENCE AND SAFETY; <br />A Before obstructing any private driveway en1r2nce or County road traveled way with a trench,spoil bank.equipment orother barrier permitted for any <br />prolonged...period o4iml;the Permittee.sball notifY the known users aftho respective t"-QfOUghfare(S)involved.and shall provide ~ss for vehicular andpedestriantraffictoaodfromtheroad.. <br />1.Unless otherwise permitted,all work shall be conducted in such a manner tha!:no less than one lane afthe exist4lg Cowrty road traveled way will <br />be maintained open to public traffic during working hours in a smoot1und safe riding condition(s).Two lanes shall be open after working bours. <br />2.In cases where road closure is permitted,.the pen:nission to close the road will be granted under .the condition that the Permittee notify the <br />farrowing persons andlor agencies aftho time,the period of closure,and-the detour route at least tWenty"four(24)hours priorto said.roa.d closure. <br />"-Tho County of San ra.aquin Public Works Dopartmont _CL Tho Incal fire district <br />b.Tho County of San Joaquin Shorifl's Offiee 0.Tholocal scbool district <br />c.The local postal servico f The local residents m.volved <br />B.Should hazardous Conditions relative to me installation.operations wamm~f1a",am.en,as many capable f1-agmen asmay be necessary shall be provided_by the <br />Pcrmi'!t"'...eand stationed in advance ofwor.k:to wam and directtraffic.. <br />C.Lights.signs and barricades shall be :tin:Dished,erected and maintained by the Permittee fertile adequate warning and convenien~ofthe public.with. <br />pa.-ticuIar attention to be taken in this regard after dark. <br />D..Art.yexc~s dirt and/or debris which might be a hazard to either automobile of pedestrian traffic.~controllahle by lights.signs and barricades.shall be <br />removed from thejobsitc d.e:i1y. <br />STR()CTURES~ <br />A.Walls of structures shall be such quality and strength that tbey will resist all pI'eSS'UI'esan.dwill not crack or be deformed in such a way as to create a~d <br />.or maintenance problem at any time.Tli~fore.the minimum structural requirements for concrete pipe placed under county road rights-of-way shallconformtothe'fo1l6'Wing American Association of State Highway and transportation Officials (AASHTO)designations.. <br />1.For cOncrete pipe lJ"p to andincluding thirty-three inches (33'1 inside diameter.extra strength concrete conforming to AASHTO DesignationM <br />170M.- <br />.'2..For concrete pipe thirty-six inches (36)inside diameter and larger.reinforced concrete pipe conforming to AMmO Designation M 170MClassm_.. <br />3.Plastic pipo confonningto AASlITO Designation M294. <br />B.All concrete piPe join'ts with County road right3-of-way shall be sealed against leakage and/or.infiltration with rubber gasket in conformance with Section <br />65-1:06 of the CilifomiaStmdard Specifications.or with o1hermethods ~maybe pamitted under the Special Provisions.. <br />C.Cast-in-place concrete pipe,vitrified clay pipe.spiral welded steel pipe,or conugated aluminum alfoy pipe shall not be installed within the CoUIlty road. <br />rights~f-wayunless specifically so stated in the Special Provisions.and only under the conditions as provided... <br />D,All structures to be buried within the County rights-of-way s~be set at such elevations as to allow minimum coverage of thirty inches (30)to the <br />centerline of the roadways and twelve inches (12)at the bottoms of borrow ditches each side of the roadways.The depths of structures sh.alIbe established <br />be10w a flat plane exten.ding across therigbts-of-way,nOpart of which shall extend above the elevations stated above;manhoies.Iampholes."-valves.etc.not <br />included.Futoie surface elevations shall be anticipated as nearly as possible and structore elevations shall be established for future adjustments'accordingly. <br />E.The County hereby reserves the right to specifJ in the Sk!ecial Provisions the gage and s~treatment of any galvanized corrugated metal pipe that-is to be <br />instaIlocLF.All longitudinal utility facilities are to be esbblished{and dimensioned On sIce.tches)from sllIVeyed centerline of road right--of-way.not from right-of-way <br />(bordor)linos.- <br />EPAlRS OF THE COUNTY RIGHT-OF-WAY: <br />A. <br />B. <br />c.- <br />D. <br />E. <br />P. <br />G, <br />Ii <br />L <br />r. <br />,'-All excavations shall be backfilled and compacted immediately after work therein has been completed. <br />Trenched shall not be left open farther than 30.0 feet in advance of pipe laying operations~or 200 feet to the ~arthereof,unless otherwise permitte;d by the <br />Engineer...- <br />Unless otherwise permitted under the Special Provisions,backfill thall be placed and mecb:anica1Iycompacted in'sUch.a manner thatthe relative compaction <br />throughout the entire fill within the County road ri~t-of~wayshall copform to the perren'tages of compaction as shown on the Trench detaiL .. <br />Back:fill material shall be placed in horizontaI uniform layers not to exceed in thi~ess.before compaction,0.67 foot in the bedding region.one -foot where <br />9Cflo compaction is required.and two-feet where 80%comp~on is required.. <br />No portion of the excavation(s)shall-be compacted by panding orjetting un1ess a maintenance bond is provided. <br />Gravol bacldill material shJ!IIbo utilizod nnly wbore spocifically so slBted on tho face of tho permit It sbaIl bo compactod by moans of ahigh-frequency <br />intema1 vibrator"the compactor to be a siz:cand type approved by the Engineer.Points of compaction shall not be greater than 18'"centers and to the full <br />dopth of tho lift.'- <br />All pavements,curbs.gutters,sidewalks,bnrrow,ditciles,pipes,head walls,road signs.trees,shrubbery,and/nr other permanent road fucilities impaired by <br />or as a result of construction operations attDe c6nstroction site(s)occupied by materials and/or equipment shall be restored.immediately upon backfilling of <br />the excavation to the original grades and cross sections.and to acondition as good as.or bettertb.an existing prior to construction. <br />All surfacing materials of roadways and ddvoway approaChes cut or damagad by or as aresult of constmctlon.operations,shall bo replaced withinUNE <br />WEEK fullowing tho backfilling of excavation,weather pen:nitting;with compactod layers of surfucingmatorlals at least as thick as tho existing,and no less <br />than two inchos (2")of asphalt concrete over six inches (6")of aggregale base,both as spociiiOd bclow..•-r..-Asphalt Concreto:Combiooi min=!aggregale shall conform to tho quality and gradmon requirements for Typo "B".one.haJ[inch(112) <br />maximum ~coarse ormedim:a.gradation as specified in Section 39 oftbe California Standard Specifications.The bituminous binder to <br />be mixed with min=!aggregalo shall bo paving aspbalt having (Grade PG 64-IO~unless otherwiso!fuocted by tho Engineer.Placement of <br />asphalt concreto swfacing shall conform to tho applicablo provisions of Soction 39 of tho California Standard Specifications. <br />2.Aggregalo BaSo;Combined minora!aggregates sh2ll confon;n to tho quality and tho grading for three"<[uarter inch (3/4")maximum sizo <br />aggrogam Oass 2 AggregaloBase specified in Soction26 of tho CalifomiaSlandard Spociiications. <br />Before accopllmee of repairs to tho County road rlghts,,<-way,all unsightly and dotrimontal dirt,dust and/or dobris sball bo removad and the construction <br />areas lei!in a neat and presentable condition(s). <br />L Ifnocessary,County road travelad way and ddvoway P'lVemonts sbaIl-bo washod with water to rem9vo dir!and dust <br />2..Driveway approaches and field on1ranee pavomonts damaged by equipmoot or spoil banks shall bo repaired as directed by tho Engineer. <br />Upon request by tho County,any settlemen~sagging of surface,or cracking of pavemenishall be repaired immediately by and at tho solo expl:llSO of tho <br />Permittee for a period of one year following acceptance of tho work.