|
GENERAL PRO VIS ION:-3_'
<br /> '�'C TCD1.7T.rn ri.r m A T i A'T`irVKT f,U CITTD C•TMTT A!'<r+ r�mr rn r.�c� A�.m-n'mrr rY.TCC TTTT*T'LTiTT f'�lli il.T'T`V Dfl/�Fl-D FI-=S-1 Av
<br /> J Yt✓PUq- `TQ a. l All V1 0U]JJ UytCri1-r-S1RUQ Ui�J AIL411 rTEEa;-", YP111111Y C0 V1`(L 1 RO,-D IQiiiv v ,ny,
<br /> 'UBLIC CONVENIENCE AND SAFETY:
<br /> A- Before obstructing any private driveway entrance or County mad traveled way with a trench,spoil bank,equipment or other harrier permitted for any
<br /> prolonged period of time, the Permittee shall notify the known.users 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 It--ss than one lane of the existing County road traveled way will be
<br /> maintained open to public traffic during working hours in a smooth and safe riding conditioa(s).Two lanes shall be open alter 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 notif3•-the following
<br /> persons and/or as acies time,of the me,the period of closure,and the detour route at least twenty-four(24)hours prior to said mad closure
<br /> a The County of 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 /> B. Should hazardous conditions relative to tris installation operations warrant flagmen,as many capable rlagram as may be necessary shall be provided
<br /> Dy the Permittee and stationed in advance of work to warn and direct traffic.
<br /> Lights,signs and barricades shall be furnished,erected and maintained by the Permittae for the adequate warning and convenience of the public,with
<br /> Darticular attention to be taken in this regard after dark.
<br /> D. Any excess dirt and/or debris wbich might be a hazard to either automobile or pedestrian traffic,uncontrollable by lights,signs and barricades,sha11 be
<br /> -embved from the job site daily.
<br /> STRUCTURES: -
<br /> .A_ Walls of structures shall be such quality and strength that they will resist all pressures and will not crack or be deformed-in sash a WP'as to create a
<br /> azard or maintenance problem at any time•Therefore,the minimum structural requirements for concrete pipe placed under County mad rights-of-way shall
<br /> anform to the following-American Association of State ffighway and Transportation. Officials(AAS9170)designations.
<br /> I-For concrete pipe up to and including thirty-three inches(33")inside diameter,extra strength concrete pipe conforming to-AASHTO-Designatiou M I701YL
<br /> 2.For concrete pipe thirty-six inches(36")inside diameter and larger,reinforced concrete pipe conforming to AAS HTO designation M 170M Class III
<br /> 3'-Plastic pipe conforming to A kSHT'O Designation M 294.
<br /> All concrete pipe joints within County mad rights-of-way shall be sealed against leakage and/or infiltration with rubber gasket in conformance with
<br /> cctdon 65-1:06 of the California.Standard Specifications,or with other methods as maypermitted under the Special Provisions.
<br /> 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 /> ;gats-0f-way ualess.specifically so stated in the Special Provisions,and only under the conditions as provided-
<br /> :). All structures to be buried within the County road rights-of--way shall be set at such elevations as to allow minimum coverage of thirty inches(30'�- to
<br /> 2e.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 establisbed
<br /> elow a flat plane extending across the rights-of-wap,no part of which shall extend above the elevations stated above;manholes,la-mpholes,valves.etc-not
<br /> icluded Future surf=elevations shall be.anticipated.as nearly as possible and strrretum elevations shall be establis critar futuread;?,stmcar-a.ceordinb y
<br /> 7.
<br /> The County hereby reserves the right to'specify in the Special Piovisions the gage and.surface treatmeat of any galvar i-zed catru ated metal pipe that is to
<br /> ie installed
<br /> All longitudinal utility facilities are to be established(and dimensioned on sketches)from surveyed-centreline-of road right-of-wry,not from fight-of-way
<br /> )order)lin(-s.'
<br /> PZEPAIRS OF THE COUNTY RIOUT-OF-WAY:
<br /> All excavations shalt be backfilled and compacted immediately after work therein has been compieted.
<br /> Trenches shall not be left open farther than 300 feet in advance of pipe laying operations,or 200 feet to the rear thereof,unless otherwise permitted
<br /> Y the Eagineet.
<br /> Unless otherwise permitted under the Special Provisions,backfill shall be placed and mechanically compacted in such a manner that the relative
<br /> impaction throughout the entire fill within the.County road rigbl-of-way shall conform to the percentages of compaction as shown on the Trench Detail
<br /> BackdIl material shalt be placed in horizontal uniform Iayers not to exceed in fhickness,before compaction,0.67 foot in the bedding region,one foot
<br /> hers 90%compaction is required,and two feet where 90%compaction is required. -
<br /> No portion of the excavatiou(s)shall be compacted by ponding or jetting unless a maintenance bond is provided
<br /> Crraval backfill material shall be,utilized only where specifically so stated on the face of the permit It shall be compacted by means of a high-frequency
<br /> it,rnalyibrator,the compactor to be a size and type approved by the Eagineer..Points of compaction shalt be not greater than 18"centers and to the full
<br /> epth of the lift
<br /> L All pavements,curbs,gaffers,sidewalks,borrow ditches,pipes,head walls,mad signs,trees,sbrubbery,and/or other permanent road facilities
<br /> apaired by or as a result of coustructlon operations at the construction si*-s),or at o`,lrer grounds)occupied by materials and/or equipment,shall be
<br /> stored-immediately upon backfilling of the excavation to the original grades and cross sections,and to a condition as good as,or better d an existing prior
<br /> construction.
<br /> L All surfacing materials of roadways and driveway approaches cut or da moved by or as a result of coustrvction operations,shall be replaced within
<br /> NE WEEK following the backfilling of excavation,weather permitting,with compacted layers.of surfacing materials at least as thick as the existing,and no
<br /> as than two inchts(2")of asphalt concrete over six inches(6")of aggregate base,both as-specified below.
<br /> 1.Asphalt Concrete:Combined mineral aggregate shall conform to the quality and gradation requirements for Type`B"one-half(ill")maximum
<br /> aggregate,ccarse or medium gradaiinn as specified in Section 39 of the California Standard Specifications.The bituminous binder to be ed with
<br /> mineral aggrea"ate shall be paving asphalt baying(Grade PG 64-10),unless otherwise directed by the Engineer.Flaoemmt of asphalt
<br /> concrete surfacing shall conform to the applicable provisions of Section 39 of the California Standard Specifications.
<br /> 2-Aggre,,-=Base:Combined mineral a gregaies shall conforn to the quality and the grading for three-quarter inch(3/4")maximum size aggmgafe
<br /> Class 2 Aggregate Base specidedsn Section 26 of the California Standard Specifications
<br /> Before acceptance of repairs to the County mad rights-of-way,all unsightly and detrim=tal dirt,dust and/or debris shall be,removed and the
<br /> rustruction areas left in a neat and presentable condition(s).
<br /> L II necessary,County mad traveled way and driveway pavements shall be washed with water to remove dirt and dust-
<br /> 2.
<br /> ust2.Driveway approaches and field eat-ance pavements damaged by equipment or spoil banks shall be repaired as directed by the Engineer--
<br /> Upon request by the County,any settlement,sagging of surface,or cracking of pavement shall be repaired irrnmPfTiately by and at the sole expense o€.,
<br /> L--permittee for a period of one year following acceptance of the work.
<br /> I
<br />
|