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<br />CYO VIERINING II\rSTALLATIOi'gr OF SUBS ITRIFACII] STRUCT UPES AND JPRELIKE S 1','IT. IIN COUi TT"V ROAD RIGHTS -•OI+ -WAY
<br />PUBLIC
<br />A. Bafe77:e obstr cting any prlvate driveway enhance er Comm}, road tretveled wiry with a trench, spoil bank equipment or other barrierpermitlecl for an},
<br />prolonged period of time, the Permittee shall notify the known user's of the respective thoroughfare(s) involved, and shall provide access for vehicular and
<br />pedestrian traffic to and from the road.
<br />1. 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 twenty-four (24) howl prior to said road closure.
<br />a. The County or San Joaquin Public Works Department d. The local fire 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 involved
<br />P. Should hazardous conditions relative to the installation operations warrant flagmen, as many capable flagmen as may be necessary shall be provided by the
<br />Permittee and stationed in advance of work to warn 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 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, uncontrollable by lights, signs and barricades, shall be
<br />removed from thejobsite daily.
<br />STIZUCTURFS:
<br />A. `',rolls of structures shall be such qualify and strength that they twill resist all pressures omni will not crack or be deformed in such a nvay 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 -o v,'ay shall
<br />conform to the following American Association of State Highway and transportation Officials (AASIITO) designations.
<br />1. For concrete pipe up to and including thirty-three inches (33") inside diameter, extra strength concrete conforming to AASHTO Designation Iv1
<br />170h4.
<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 AASHTO Designation AP1294.
<br />B. All concrete pipe joints 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 of the California Standard Specifications, or with other methods as may be pennitted 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 wiless 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 -•allay shall be set at such elevations as to allow minimum coverage of thirty inches (30") to the
<br />centerline of tine roadways and twelve inches (12") at the bottoms of borrow ditches each side, of the roadways. The depths of structures shall be estaialished
<br />below a flat plane extending across the rights -of way, no part of •,which shall extend above the elevations stated above: manholes, lampholes, valves, 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 />E. The County hereby reserves the right to specify in the Special Provisions the gage and surface treatment of any galvarnized corrugated metal pipe that is to be
<br />installed.
<br />F. All longitudinal utility facilities are to be established (and dimensioned on sketches) from surveyed centerline of road right-of-way, not frons right-of-way
<br />(border) lines.
<br />IMPAIRS OF TILL COUNTY
<br />I2IGIIT-OI'-�5-�'�i.Y:
<br />A. All excavations shall be backfilled
<br />and compacted immediztely after vrork therein has been completed.
<br />B. Trenched shall not be left open farther thou 300 feet in advarnce of pipe laying operations, o,- 200 feet to the rear thereof, unless otherwise permitted by tine
<br />Engineer.
<br />C. Unless otherwise penniacd under the Special Provisions, backfill shall lie pla_cecl and mechanically compacted in such a mrrmer that the relative compaction
<br />throughout the entire fill within the County road right-of-way shall confomn to the percentages of compaction as shown on the Trench detail.
<br />D. Backfill material shall be placed in horizontal turi:form layers not to exceed in ihiclmess, before compactican, 0.67 foot in the bedding region, one —foot where
<br />90% compaction is required, and two -feet where 301/0 comps clion is required.
<br />E. No portion of the excavation(s) shall be compacted by ponding or jetting unless a maintenance bond is provided.
<br />P. 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-frequencv
<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 of the lift.
<br />G. All pavements, curbs, gutters, sidev,oaiks, borrmv diiches, pipes, head walls, road signs, trees, shrubbery, and/o' other pernnanerr road facilities impaired by
<br />or as a res%_rlt of construction operations at the construction site(s) occupied'uy materials and/or equipment, shall be restored immed;'cite ly upon LaCkfilling of
<br />the excavation to the original grades rmd cross sectioas, and to a condition as good as; or better than existing prior to construction.
<br />-1. All surfacing materials of roadways and dr veway approaches cut or damaged b, cr as a result orconstruction operations, shall be. replaced %vidnirn ONE
<br />WEEk: following the backfilling of excavation„ weather permitting, with comparted layers of surfacing materials at least as thick: as the existing, and no less
<br />than two inches (2") of asphalt concrete over si;t inches (6") of aggregate base, both as specified beow.
<br />I . Asphalt Concrete: Combined mineral ag regaie shall conform to the quality and gradation requirements for Type "A'r one-half inch(M)
<br />maximum aggregate, coarse or medium gradation as specified in Section.' 9 of the California Standard Specificat: oris. The bituminous binder to
<br />be mixed with mineral amrspate shall be pa -,ring asphalt having (Grady.. PG 6440), unless otherwise directed by the: Engineer. Placement of
<br />asphalt c:oncretc surfacing shall conform to the apphc:abJe provisions of Section 39 of the California Standard Spec if] cation s.
<br />_. Aggregate Base: Combined mineral r.ggrer ates shall conform to the quality and the grading for three -quieter inch (3/4") .naxinmmn size
<br />aggregate ']ass 2 AgLp-gla-e Base specTied in Section 26 ol'the California Sta & d Specifcations.
<br />Before acceptance of repairs to tine CounW road riehts-of clay, all unsi� fitly and detrin7ental dirt, dust and/Oi debris shall be mi roved and the construction
<br />areas left In a Leat andpl'ese.ntilbLe rondo tions)
<br />I. if necessaryr Coanl)' road lnavele.l •,, ay r:nd driveway paG'emenfs shall ire washed Ncith wall,- to rennove dirt and d.,st.
<br />approac:hrs andfield elnu-KIpavernerts dr na ed by equipment or banks shall he -c}':aired as dir ectcd by the E, i
<br />2. Drivewa,neer.
<br />Upon request by the County, arty settiernent, sagging :7f wince, or cracking Cri pa'.vcntent sial l be repaired immediately by arrd at the sole expense Of the.
<br />Perciaitlefor a period of nue }rear following acceptance of the vrorl:.
<br />!: `,F1dC7L0AGitilrtE1J75\Ge.nernl Prc,•isims (Encroechmaar F'enaih:)w9mer N
<br />1'eelher Pro,•i:;icm;.docx
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