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<br />G0'i%1TRRNMNTQ II;ST'AL LAT%Oi` OF SUPSURIFACE STRUCTURES AND PIPEL;ll\(US YiI:THIN COUi`dTV ROAD R1GHT,S-QFI )l'AY
<br />I'UI3LIt; COT4'NZANIAE l%I; Z AND 011.1 1=+,T';.':
<br />4.. Before obstnicting any private driveway entrance or County road traveled may with a trench, spoil Lank, ecluipnaent or other barrier permitted for any
<br />prolonged period of time, the Permittee shall notify the (mown users of the respective thoroughfare(s) involved, and shall provide access for vehicular and
<br />pedestrian 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
<br />be maintained open to public traffic during working hours in 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 granted under the condition that the Permittee notify the
<br />following persons and/or agencies of the time, the period of closure, and the detour route at least t.;venty-four (24) hours prior to said road closure.
<br />a. The County of San .Joaquin Public Works Department d. The local fire district
<br />b. The Count y of San Joaquin Sheriff's Office e. The local school district
<br />C, The local postal service f The local residents involved
<br />I3. Should hazardous conditions relative to the installation operations warrant flagmen, as many capable flagmen as niay be necessary shall be provided by the
<br />Permittee and stationed in advance of work to ve'am and direct traffic.
<br />C. Lights, signs and barricades shall be. furnished, erected and maintained by the Permittee for the adequate Warning and convenience of the public, with
<br />particular attention to bre taken in this regard after dark-,
<br />D. Any excess dirt and/or debris which might be. ahazard to either automobile or pedestrian traffic, uncontrollable by lights, signs and barricades, shall be
<br />removed from the jobsite daily.
<br />STRUCTURES:
<br />A. `Ttralls of structures shall be such quality and strength that they wit l resist all pressures and ��,+ill not crack or be deformed in such a way as to create a hazard
<br />or maintenance problem at any time. Therefore, the minimum structural requirements for concrete pipe placed under county road rights-olLway shall
<br />conform 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 conforming to AASHTO Designation M
<br />1701\2,
<br />2. For concrete pipe thirty-six inches (36") inside diameter and larger, reinforced concrete pipe conforming to AASHTO Designation M 170M Class
<br />III.
<br />3. Plastic pipe conforming to AASIITO Designation M294.
<br />B. All concrete pipe joints with County road rights-of-vmy shall be sealed against leakage and/or infiltration with rubber e=:sleet in conforinance with Section
<br />65-1:06 of the California Standard Specifications, or with 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 pipe shall not be installed within the County road
<br />rights-of-way unless specifically so stared in the Special Provisions, and only under the conditions as provided.
<br />D. All structures to be btuied. within the County rights-of-w+ay shall be set at such elevations as to allow minorum coverage ofthi: Ty inches (30") to the
<br />centerline of the roadways and I.-Welve inches (12") at the bottoms of borrow ditches earl) side of the roadvrays. The depths o£ structures shall be established
<br />below a flat plane extending across the r iehts-of tvay, no part of which shall extend above the elevations stated above; manholes, lampholes, valvas, etc. not
<br />included. Future surface elevations shall be anticipated as nearly as possible and structure elevations shall be established for future adjustments accordingly.
<br />L. The County, hereby reserves the right to specify in the Special Provisions the gage and surface treatment of any galvanized corrugated metal pipe that is to be
<br />installed.
<br />F. All longitudinal utility facilities are to be established (and dimensioned on sketches) from scimleyed centerline of road right-of-way, not from right-of-way
<br />(border) lines.
<br />RRPAIRS OR THE COUNTY R.IGI-IT-CI'-WA
<br />Y-:
<br />A. All excavations shall be backfilled and compacted
<br />immediately after \work therein has Leen completed.
<br />B. Trenched shall not be left open farther tha❑ 300 feet in ath+ance of pipe. laying operations, or 200 feet Co the rear thereof, unless othrrv,+ise pe,rnitted by tlne
<br />Engineer.
<br />C. Unless otherwise pernnirted under the Special Provisions, backfill shall be placed and mechanically connpacted in sucL a manner that the relative compaction
<br />throughout the. entire fill twithin the County road right- of -way shall conform to the percentages of compaction as shown on the Trench detail.
<br />D. Backfill material shall be placed in horizontal umi:form layers not to exceed in ihiclmess, before compacticn, 0.67 foot in the bedding region, one —foot where
<br />90% compaction is required, and two -feet where 80% compaction is required.
<br />E. No portion of the excavation(s) shall Lie compacted by ponding or jetting unless a maintenance bond is provided.
<br />F. Gravel backfill material shall be utilized only where. specifically so stated on the face of the permit. It shall be compacted by means of high-frequeanry
<br />internal vibrator, the con)pactor to be a size and i}+pe approved by the Engineer. Points of compaction shall not be greater than lo" centers and to the full
<br />depth of the lift.
<br />G. All pavements, curbs, guirers, side\!+alks, borrow ditches- pipes, head walls., road signs., trees, shrubbery, and/or other pernnanent road facilities impaired by
<br />or as a res' -tat of construction operations at the construction site(s) occupied by materials and/or equipment, shall be restored immediately upon backfilling of
<br />the excavation to the original ,ra_es and cress sections, and to a condition as good as, o' better than existing prixl_ to construction.
<br />1. All surfacing materials ofroad�.VcTs and driveway approaches cut or damaged by or as a result of construction operations, shall be replaced within ONE
<br />WEEK following the backfillins� of excavation„ �weatlner permitting, with compacted layers of surfacing materials at ieast 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.
<br />I Asphalt Concrete: Combined rairerai aggregate shall conform to the quality and gradation requirements for Type "A" one-half inch(l /2)
<br />maximum aggregate, coarse or medium gradation as specified in Section 39 of the California Standard Specificat;oris. The bituminous Linder to
<br />be mixed with mineral agg+rcn_ate shall be paving asphalt having (Grade PG 64•-10), unless otherwise directed by the, 'Engineer. Placement of
<br />asph<.it concrete ;turf acing shill c<nfonn to trig applicable provisions of Section 39 of the California Standard Specifcati.ans.
<br />2, Aggregate Ease: Combined mineral aggregates shall ccnlurm to the quality aid t;ac gading f'or three. gt.larter nch (3/4") naxiroum size
<br />aggregate Class 2 Aggretiaie Bay:c specified in Section 26 of the C: lifornia Sta.nca-d Specificaiic•ns.
<br />Before acceptance of repairs to the C'ouniy road rights-of='allay, all unsi;,btly and detrimental dirt, dustand/ol cl•ebiis shall be removed and the construction
<br />areas I;:fl in a neat and presenleble. Coll d!tiom(s).
<br />1. if tnecessary, County road [raveled way ;umd driveway pavenier:ts shall tie wal,�hed with water to rennove dirt Lud dost.
<br />2. Drivevrav approaches and f`e'd enr E.nce paverjwnts d;tm s:c d L\+ equipment or spoil bantcs shall be-epaird as dir_ctc:d by the Engineer.
<br />Upon request by rhe Couniv arty ::et'tie!'n'.nt, sagging, Cf surfac•e, or cracking of pavement shall be repaired imine diatcl by ana at i'he sale expense r1i the.
<br />I'ea'mittce :for a pea toll o,°'one: year following acceptance of the v,+ort:.
<br />!::1Ehli:f? OAC7iL'CGI��I'S'�Cia?iluf(J P: CCI510119 (En:a'onc}unt:;r PenaiL:)1l?'uuer \1'exih�:.r i'�o',�i:�ions.doo:
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