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GENERAL PROVISIONS <br />GOVERNING INSTALLATION OF SDESURFACE STRUCTURES AND PIPELINES WITHIN COUNTY ROAD.RIGHTS-OF-WAY . <br />PUBLIC CONVENIENCE AND SAFETY: <br />A Before obstructing any private driveway entrance Dr County road traveled way with atrench,spoil bank.equipment orother barrier permitted for any <br />prolonge.d.period of..l;ime,the Permittee..shall notify the mown users oithe respective thorongbfare(s)involved,.and shallprovide access fOE vehicular and <br />pedestrian traffic to-~d from the road.. <br />1.Unless otherwise permitted,all work shall be conducted in such a manner that no less than ODe lane ofthe existil}gCourrty road traveled way will <br />be maintained open to public traffic during working hours in a smooth..!W.d 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 'Willbe granted under .the condition that the Permittee notify the <br />farrowing 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 DepartmeDt.d.Thelocal tire 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 residents mvolved <br />1:3.ShouId hazardous Conditions relative to tlre instaIla:tio.u.npera.tionswarran~fla,.,omen,.asmany capable fl:a:gmenas may be necessary shall be provided_by thePermitteeandstationedinadvanceofworktoWatD.and dire:cttraffic.. <br />.C.Lights.signs and barricades shall be furnished,erected and maintained by 1:!wPermittee for the adequate warning and ~nvenien~of the public.with <br />particular attention to be taken in this regard after dark. <br />D..Any excess dirt and/or debris which might be a hazard to either automobile of pedestrian traffic,.l}D.controllableby lights,signs and barricades,shall bo <br />remaved from thejobsite daily. <br />STR"UCTIJRESc <br />A Walls ofstmctllres shall be such quality and strength fuat they will resist all pressures an,dwill not crack or be deformed in such a way as to create ahaz~d <br />-or mainten~ce problem at any time.Tlierefore.the minimum structural requin:men.ts for cpncrete pipe placed under county road rights.-af-way shall <br />conform to the'foll6wing American Association of State Highway and transportation Officials (AASHTO)designations. <br />1.For c6ncrete pipe up to and including thirty-three inches (33")inside diameter.extra strength concrete conforming to AASHTO Designation M170M. <br />."2.-For concrete pipe thirty-six inches (36"')inside diameter and larger.reinforced concrete pipe confollIling to AASHTO 'QesignafiDn M 170M:Class <br />ill...3.Plastic pipe COnfoIIDingtoAASHTO Designation M294. <br />B.All concrete piPe joints with Coun.ty road rights-Df-way shall be sealed against leakage and/or.infiltration with rubber gasket in.confonnance with.Section <br />65-1:06 of the California Standard Specifications.or with other methods ~maybe permitted under the Special Provisions." <br />C.Cast-in-place concrete pipe.vitrified clay pipe.spiral welded steel pipe,or corrugated aluminum alfoy pipe shall not be installed within.the County road <br />rights-Df-way l.ID.1essspecifically so stated in the Special Provisions.and only under the conditions as prDvided.". <br />D;All structures to be buried within the County rights-of-way shaHbe set at such elevations as to allow minimum coverage of thirty inches (JO")to the <br />centerline of the roadways and twelve inches (12")at1he bottoms of borrow ditches each side of the roadways.The depths of structures shall be established <br />below a fiat plane extending across the rights-of-way.no part of which shall extend above tile elevations stated above;manhoies.lampholes.valves.etc.not <br />included.Futuie surface elevations shall be anticipated as nearly as possible and structure elevations shall be established for future adjustments'accordingly. <br />E.The County hereby reserves the rightto specify in the SI!ecial Provisions the gage and s~treatment of any galvanized corrugated metal pipe that-is to be <br />installed.F.All longitudinal utility facilities are to be established {and dimensioned on sketches)from surveyed centerline ofroad right-of-way.not from right-of-way(border)lines.. <br />lEPAIRS OF THE COUNTYRIGHT"()F-WAY: <br />'.A All excavations shall be baclcfilled and compacted immediately after work therein has been completed. <br />B.Trenched shall not be left open further than 30.0 feet in advance of pipe laying operations"or 200 feet to the ~ar thereof,unless otherwise permi1.te<dby 1he~~~..c.-Unless Dtherwise permitted under the Special Provisions.backiill shall be placed and.mechanically compacted in.such amanner that the relative compa:ctiDn <br />throughout the entire fill within the CoUlltyroad ri~t-of-way shall copform to the percentages of compaction as shown on the Trench detail.." <br />D.Backfill material shall be placed in horizontal uniform layers not to exceed in thi7kness.before compaction,0.67 foot in the bedding region.Dne-foot where900hcompactionisrequired.and two-feet where &0%comp~tion is required.. <br />E.No pDrtiDn of the ex:Cava!iDn(S)shall-be compacted by pDnding orjetting un1ess a maintenance bond is provided.,. <br />F.Gravel baclcfill materia!shall be utilized Dnlywhere specifically so stated on the face of the permit.It shall be compacted by means Dfahigh-frequency <br />internal vibrator,.the compactortD be a size and type approved by the Engineer.Pl;lints of compaction shall not be greater than 1S»centers and to the full <br />depth of the lift . <br />G..All pavements.curbs,gutters.sidewa1kE.burrow.ditches,pipes.head walls.road signs.trees,shrubbery,and/or other permanent road facilities impaired by <br />or as a result of construction Dperations attlie construction site(s)Dccupied by materials and/or equipmont,shall be restored,immediately upon backfilling of <br />.the excavation to the original grades and cross sections.and to acondition as good as.or better than existing prior to construction. <br />R AIl surfacing materials ofroadways and driveway approaChes cut or dama.:,o-edby or as aresult of construction.operations,shall be replaced within."ONE <br />WEEK following the backfilling of excavanon,weafuer permitting,with compacted layers of sumcingma!eria1s at least as thick as the existing,and no less <br />than two inches (2")of asphalt concrete over six inches (6")of aggregate base,both as specified below..•-r..-Asphalt Concrete:Combined mineral aggregate sball cooform to the quality and gradation requirements for Type "B"'one-hslf inch(lI2) <br />maximum aggregate,coarse Drmedium gradation as specified in Section 39 aithe California Standard SpecificatiDns.The bituminous binder to <br />be mixed with mineral aggregate shall be paving aspbalt having (Grade PG 64-10),unless otherwise directed by the Engineer.Pla=ent of <br />asphalt concrete sw:faclng shall cDnform to the applicable provisions of Section39 Dfllie California Standard Specifications. <br />2.Aggregate BaSe:Combined mineral aggregates shal!confon;n to the quality and the grading fur three-«uar!er inch (3/4")maximum size <br />aggregate Class 2 Aggregate Base specified in Section 26 ofilie California Standard Specifications. <br />L Before acceptance oftepairs to the County road rights-<lf-way,all unsightly and detrimental dh1;dust and/or debris shall be removed and the construction <br />areas left in a neat and presentable conditionCs). <br />L Ifnecessary,County road traveled way and driveway p'JVeIDentsshall-be washed with water to rem9ve 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 />J.Upon request by the County,any settlement"sag"cringof surface,Drcracking of pavement shall be repaired immediately by and at the sole expense of the <br />Permit:te:e for a period of one year follDwing acceptance Dfthe work.