Laserfiche WebLink
GENERAL PROVISIONS <br />GOVERNING INSTALLATION OF SUBSURFACESTRUCTURES AND PIPELINES WITHIN COUNTYROAD-lUGHTS-OF-WAY . <br />PUBLIC CONVENIENCE AND SAFETY: <br />A Before obstructing any private driveway entrance or County road tra:veIed way with afrench.spoil bank.equipment or other barrier pemutted for anyprolonge.d...period ofJ;irn.6,the Permittee-shall notify the mown users oithe respective thQf.Oughfare(s)involved,and shall provide access fOf vehicular and <br />pedestrian traffic to and from the road.... <br />1.Unless otherwise 'permitted.all work shall be conducted in such am-annerthat no less than one lane of the existip.gCounty road traveled waywillbemaintainedopentopublictrafficduringworkinghoursinasmootll.lmd safe riding coodition(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 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.Jour (24)hOUIS 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 Sherifrs Office e.The local school district <br />c.The local postal service :E The local residents mvolved <br />B.shouid hazardous conditions relative to the installat:i.on..operations warra..,-~flagmen.,as many capable flagmen as may be necessary shall be provided.by the <br />Permittee and stationed in advance of work to wam and directtraffic . <br />.C.Lights.signs and barricades shall be furnished.erected and maintained by t:b:oPermittee for the adequate warning and convenienc~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 ahazard to either automobile or pedestrian traffic.\Ulcontrollable by lights.signs and barricades.shall beremovedfromthejobsitedaily. <br />STR1JCTURES~ <br />A Walls of structures shall be such quality and strength that they will resist all pressures a.D;dwill not crack or be deformed in such a way as to create a~d <br />.or maintenance problem at any time.Tfierefore.the minimum structural requirements for concrete pipe placed mIder county road rights-of-way shall <br />conform to the'following American Association of State Highway and transportation Officials (AASIITOJ designations. <br />1.For concrete pipe up to and including thirty-three inches (33")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 AASHrO ~esignation M 170M Classm...3.Plastic pipe conforming to AASHTO Designation M294. <br />B.AlI concrete piPe join'ts with County road rights-of-way shall be sealed against leakage and/or.infiltration with rubber gasket in conformance with Section <br />65-1:06 ofth"California Standard Specifications.or with other methods ~may be permitted under tire Special Provisions.. <br />C.Cast-in-place concrete pipe"vifrified.clay pipe.spiral welded steel pipe"or conugated aluminum alfoy pipe shall not be installed within the County road <br />rights-of-way unless specifically so stated in the SpeciiU Provisions"and only under the conditions as provided... <br />Do All structures to be buried within the County rights-of-way shaH be set at such elevations as to allow minimum COY~C"fl of thirty inches (30j 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 shall be established <br />below a fIat plane extending across the rights-of-way.no part of which shall extend above the elevations stated above;man..i.oies.lampholes.'-valves.etc.not <br />included.Future swface 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 right to specify in the SQecial Provisions the gage and surfac~treatment of any galvanized conugated metal pipe that-is to be <br />installed. <br />F.Aliloogitudinal utility facilities arc to be established (and dimensioned.on sketches)from surveyed centerline of road right-of-way.not from right-of-way <br />(border)lines.. <br />REPAlRS OF THE COUNTY RIGHT-OF-WAY: <br />J. <br />1 <br />D. <br />H. <br />c.. <br />A.B. <br />E. <br />F. <br />G•. <br />;t. <br />All excavations shall be backfilled and compacted immediately after worle therein has been completed.. <br />Trenched shall not be left open farther than 300 feet in advance of pipe laying operations~or 200 feet to the r.:earthereo;4 tmless otherwise peJ."Dlittf;dby theEngineer..'.. <br />Unless otherwise permitted tmdertbe Special Provisions.backfill shall be placed and mechanically compacted insuch amanner that the relative compaction <br />throughout the entire fill within the County road rigqt-of-way shall conform to the percentages of compaction as shown on the Trench detail .. <br />Backfill material shall be placed in horizontal uniform.layers not to exceed in thickness.before compaction,0.67 foot in the bedding region..one -foot where <br />90010 compaction is required,and two-feet where 80%compfl-ction is required...' <br />No portion of the ex:cavation(s)shall-be compacted by ponding orjetting un:1essa mainttnance bond is provided... <br />Gravel bacldill material shall be utilized only whe",speclfically so staled on the face of the permit It shall be compacted by means ofahigh-frequency <br />internal vibrator.the compactor to be a size and type approved.by the Engineer.Points of compaction shall not be greater than 18"centers and to the:full <br />depth of1he lift.. <br />All pavements.curbs.gutters.sidewalks.btlrrow ditches.pipes.head walls.road signs.trees.shrubbery.and/or other permanent road facilities impaired by <br />or as a result of construction operations attlie ccinstruction 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.aI.1dto a condition as good as.or better than existing prior to construction. <br />All surfacing malerials of roadways and driveway approaches oat or damaged by or as a result of cons1ruction operations,shall be replaced within.ONE <br />WEEK following the backfiIling of excavation,weather permitting,with compacted layers of surfacing materials at least as thick as the existing.and no less <br />than two inches (2")of aspbaIt concrete over six inches (6")of aggregate base,both as specified below..• <br />..j,..AspbaIt Concrete:Combined mineral aggregate shall confonn to the quality and gradation requirements for Type "B"une-half inch(1/2) <br />maximum aggregate.coarse or medium.gradation as specified in Section 39 of the California Standard Specifications.The bituminous binder to <br />be mixed with mineral aggregate shall be paving aspbaIt having (Grade PG 64-10),unless otherwise directed by the Engineer.Placement of <br />asphalt concreto surfacing shall conform to the applicable provisions of Section 39 of the California Standard Specifications. <br />2.Aggregate BaSe:Combined mineral aggregates sbal!confonn to the qnall\y and !he grading for three-quarter inch (3/4")maximum size <br />a.,agregate Class 2 Aggregate Base specified in Section 26 of the California Standard Specifications. <br />Before acceptance oftepairs to the County road rights-of-way.all unsightly and detrimental dirt;.dust and/or debris shall be removed and the constructionareasleftinaneatandpresentablecondition(s).. <br />L Ifnecessary.County road traveled way and driveway P'fVements shall'be washed with water to remove dirt and dust <br />2.Driveway approaches and field entran~e pavements damaged ?y equipment o.rspoil banks shall be ~paired as directed by the Engineer. <br />Upon reqnest by the County,any settlemen~sag,,<>mgofsnrface,or cracking of pavement shall be repaired immediately by and at the sole expense ofthPermitteeforaperiodofoneyearfollowingacceptanceofthework..e <br />'ERMlTS COUN!:ER.\gCJ:I~provlsiom\Willter WearlJerProvisions.dOl:J::