Section 01575 TRAFFIC CONTROL

Section 01575

_{TRAFFIC CONTROL}

PART 1 - GENERAL

1.1 GENERAL REQUIREMENTS

A. This Section describes procedures for site access and pedestrian traffic during construction on-site at Plant No. 1 and off-site in public streets and highways. Drawing G0-

0014 entitled “Contractor Work and Staging Area” shows access requirements for the Work.

B. All work shall be performed in accordance with approved traffic control plans and specifications, Caltrans - Manual of Traffic Control Devices for Construction and Maintenance Work Zones, Standard Plans, Standard Specifications; and the WATCH Manual.

C. All work shall be coordinated so as to minimize the closing of streets or public right-of- way. The CONTRACTOR shall at all times keep the City of Fountain Valley, Police Department, Fire Department, and the California Department of Transportation informed of streets or lanes that are closed and when they are re-opened. A permit for any street or lane closure on City streets must be obtained from the appropriate agency. The CONTRACTOR shall comply with all conditions of said permits.

D. The CONTRACTOR shall furnish, install, construct, maintain, and remove detours, road closures, lights, temporary signals, signs, striping, markings, barricades, fences, K-rail, flares, flagmen, drainage facilities, paving, and such other items and services as are necessary to adequately safeguard the public from hazard and inconvenience. All such work shall comply with Laws and Regulations of authorities with jurisdiction over the public roads in which the construction takes place and over which detoured traffic is routed by the CONTRACTOR.

E. The CONTRACTOR shall maintain and keep all temporary traffic control devices in good repair and working order until no longer required. The maintenance shall be at the CONTRACTOR's expense. The CONTRACTOR shall also pay the cost of replacing such devices that are lost or damaged, to such an extent as to require replacement, regardless of the cause of such loss or damage.

F. Prior to the start of construction operation, the CONTRACTOR shall notify the police and fire department, giving the expected starting date and completion date. Notifications on job progress to the emergency service agencies shall be in accordance with procedures and channels to be established at the pre-construction meeting. In addition, the CONTRACTOR shall provide the police and fire departments with the name and telephone number of at least two responsible persons who may be contacted at any hours in the event of a condition requiring immediate correction.

G. The CONTRACTOR shall provide reflectorized cones, delineators, or barricades used in the diversion of traffic with flashers, arrow boards, or other approved illumination if in place during hours of darkness. All signs shall be illuminated or reflectorized unless otherwise approved by the appropriate jurisdictional agency.

H. The CONTRACTOR shall provide a minimum of 48 hours notice to the appropriate agency for any work that may affect signal loops, equipment, or devices. In the event that any underground utilities, traffic devices, pipes, or conduits are damaged and require emergency repair by the appropriate agency, all costs incurred by the appropriate agency in making such repairs, plus 25 percent for administration costs, shall be paid by the CONTRACTOR.

I. The CONTRACTOR shall post temporary "No Parking – Tow Away" signs 48 hours prior to work in areas where parking is normally permitted. Police Departments of the Cities within the project area shall be notified 48 hours prior to the posting of any temporary parking restrictions in the respective City.

J. The CONTRACTOR shall coordinate the relocation of bus routes and bus stops with the Orange County Transit Authority staff three weeks in advance of construction activity affecting bus stops.

K. The CONTRACTOR shall maintain a 24-hour emergency service to remove, install, relocate, and maintain warning devices and furnish to the authority having jurisdiction the names and telephone number of the person(s) responsible for this emergency service. The emergency response service shall be through cellular phones in order to minimize response time to a construction related emergency. In the event these persons do not promptly respond or the authority having jurisdiction deems it necessary to call out other forces to accomplish emergency service, the CONTRACTOR shall pay the cost of such emergency service.

L. The CONTRACTOR shall utilize the designated on-site contractor employee parking areas to the extent parking space is available. These designated parking areas will be shared with employees of other contractors working on the site.

M. The designated Laydown Areas as shown in the Contract Documents are intended for the use of delivery, handling and storage of tools, materials and equipment. CONTRACTOR shall limit employee parking in these areas to those employees housed in the CONTRACTOR’s temporary offices.

N. If the designated contractor employee parking areas are not adequate to handle the CONTRACTOR’s entire employee parking requirements, the CONTRACTOR shall locate and develop a designated Off-Site Workforce Parking location at the CONTRACTOR’s expense.

O. All school district and private schools affected by construction activities shall be notified on construction schedules to lessen potential impacts to instructional and transportation services. Ample time shall be provided so affected schools can prepare and plan for possible disruptions caused by project construction.

1.2 SUBMITTALS

A. The CONTRACTOR shall prepare on-site and off-site traffic control plans. These plans shall be developed by a traffic control engineer registered in the State of California.

B. The Off-Site Traffic Control Plan shall be submitted to, and approved by the Cities of Fountain Valley and Huntington Beach and State of California Department of Transportation, in compliance with Section 01140, and all applicable requirements of this Section. CONTRACTOR shall familiarize himself with the requirements of the City of Fountain Valley and the City of Huntington Beach regarding right-of-way controls. CONTRACTOR shall provide the ENGINEER with an approved copy of the Off-Site Traffic Control Plan.

C. The On-Site Traffic Control Plan shall be submitted to and approved by the ENGINEER in compliance with Specification section 01140, Work Restrictions, all applicable requirements of this specification and all applicable contract documents.

D. The CONTRACTOR shall include in the On-Site Traffic Control Plan, the proposed areas for staging and the route(s) for ingress and egress of demolition haul-off trucks, mass excavation and haul-off trucks, import materials trucks, concrete delivery trucks, pipe and equipment materials delivery trucks and vehicles.

E. The CONTRACTOR shall meet with the OCSD Plant Operations Manager and ENGINEER for coordination of the traffic plan development with existing operations. The plan shall show the route(s) of Existing Plant Operational deliveries and shall designate areas on the plan for emergency response staging for coordination with local fire & life safety agencies.

F. The CONTRACTOR shall coordinate its proposed traffic route(s) that travel on or through the property of the OCSD Plant Operation and other construction contractors working on the OCSD property.

G. The CONTRACTOR shall include in its On-Site Traffic Control Plan all applicable work restrictions identified in Specification section 01140, Work Restrictions.

1.3 DETOURS

A. Whenever streets or alleys are closed as provided herein, it will be the sole responsibility of the CONTRACTOR to adequately mark and light the detours.

B. A minimum of forty-eight (48) hours prior to closing any streets to traffic, the CONTRACTOR shall notify the appropriate City and/or County Fire and Police Departments and the California Department of Transportation (if appropriate) of the time of closure, and of the streets closed and the approved detour routing

1.4 TRAFFIC MAINTAINED OVER CONSTRUCTION

A. Where traffic is maintained along the street or alley under construction, particular care shall be used to shape and maintain the roadbed so that a safe and convenient roadway is available to the traveling public. Temporary cold mix asphalt shall be used to cover backfilled trenches at the end of each day's work. Ramps from undisturbed streets onto disturbed areas shall be maintained for traffic on gradual grades and in no case shall a ramp be steeper than a 6 horizontal to 1 vertical slope. The CONTRACTOR shall make full provision for dust control.

1.5 BARRICADES AND WATCHMEN

A. At the end of each workday, it shall be the responsibility of the CONTRACTOR to check each job site to insure proper barricading. Barricades will not be removed from each job site until the hazard has been removed.

B. The CONTRACTOR shall erect and maintain barricades and sufficient safeguards around all excavation, embankments, and obstructions; shall provide suitable warning lights on or near the work and keep them lighted at night or other times when visibility is limited and shall employ such watchmen as may be necessary for the protection of the public. Barricading shall occur in conformance with California Department of Transportation Manual of Traffic Controls for Construction and Maintenance Work Zones and the WATCH Manual and shall be approved by the ENGINEER prior to any work.

1.6 PROTECTION OF STREET SIGNS, TRAFFIC SIGNS, AND SIGNALS

A. Street signs, traffic signs, signals, and other traffic control devices erected by the City, County, or State for information and to safeguard traffic must be protected by the CONTRACTOR. Where it is necessary to disturb or remove any of these items, the CONTRACTOR shall secure approval of the ENGINEER prior to any such work, this approval to be based on concurrence and requirements from the agency having jurisdiction.

B. All traffic control devices shall be restored to their original condition at the end of the

Work to the satisfaction of the OCSD or applicable agency's traffic engineer.

C. Prior to the commencement of construction and ongoing during construction, property owners/residents/businesses within and adjacent to construction activity shall be notified of the specific construction activity and associated schedule. Additionally, signs shall be posted at strategic locations within the Project area, specifically within the City limits of Fountain Valley; easily visible at all times during construction. The notifications and signs shall identify the address, “hotline’ number, and name of designated person to contact for the purpose of responding to questions or complaints during the construction period. The notifications and signs shall also identify the hours of permissible construction work and estimated duration.

1.7 MAINTAINING TRAFFIC

A. Construction warning signs and sign placement shall conform to the latest revision of the California Department of Transportation Manual for Traffic Controls and for Construction and Maintenance Work Zones.

B. As noted in Paragraph 1.2, a traffic control plan will be prepared and will be implemented as part of this Contract. This plan is expected to be used in permit applications to regulatory agencies. Any changes to the traffic control plans must be approved by the applicable permit agencies.

C. The CONTRACTOR shall furnish and maintain construction traffic control signing that shall include advance warning signs required by the ENGINEER during construction that interfaces with any moving traffic lane.

D. All materials delivered to the job shall be unloaded and placed in a manner which will not interfere with the flow of necessary traffic.

E. The CONTRACTOR shall cleanup all roadways at the end of each work day. Street sweeping shall be conducted in accordance with the requirements of Specification section

01140, Work Restrictions.

F. CONTRACTOR shall sweep on-site and off site streets if silt is carried over to adjacent public thoroughfares, as determined by the City Engineers in the affected jurisdictions to reduce the amount of particulate matter on public streets.

G. The CONTRACTOR shall maintain two lanes of traffic on all streets unless otherwise noted.

H. CONTRACTOR shall maintain the minimum access requirements identified in Specification section 01140, Work Restrictions and Drawing G0-0014 entitled “Contractor Work and Staging Area”.

I. CONTRACTOR shall, as necessary, wash truck tires leaving the site to reduce the amount of particulate matter transferred to paved streets as required by SCAQMD Rule 403.

1.8 PEDESTRIAN TRAFFIC CONTROL

A. Unless otherwise shown on the plan, the CONTRACTOR shall maintain and delineate a minimum of one 4-foot-wide pedestrian walkway along each public street at all times during construction. Maintain existing pedestrian accesses at intersections at all times. When existing crosswalks are blocked by construction activity, install signs directing pedestrian traffic to the nearest alternative crosswalk.

B. Erect a fence or provide other means to preclude unauthorized entry to any open excavation during all nonworking hours on a 24-hour basis including weekends and holidays. Said fence shall be a minimum of 7 feet high around the entire excavation, consisting of a minimum 9-gage chain link type fence fabric and shall be sturdy enough to prohibit toppling by children or adults. There shall be no openings under the wire large enough for any child to crawl through. Lock any gates if no adult is in attendance. Place warning signs spaced on

50-foot centers on the outside of the fence with the statement "DEEP HOLE DANGER".

1.9 ACCESS TO ADJACENT PROPERTIES

A. General: Maintain reasonable access from the public streets to all adjacent properties at all times during the construction. Prior to restricting normal access from public streets to adjacent properties, notify each resident, informing him or her of the nature of the access restriction, the approximate duration of the restriction, and the best alternate access route for that particular property.

B. During the progress of the work, the CONTRACTOR shall provide free access to fire hydrants, water and gas valves; gutters and waterways must be kept open or other suitable provisions made for the removal of stormwater. Access to residential and commercial property must be maintained at all times. The CONTRACTOR shall build and maintain temporary driveways, bridges, and crossings such as in the opinion of the ENGINEER are necessary to reasonably accommodate the public. In the event of the CONTRACTOR's failure to comply with the same, the OCSD may cause such work to be done by others and deduct the cost of such work from any money due or to become due the CONTRACTOR under this Contract. Performance of such work by the OCSD shall serve in no way to release the CONTRACTOR from his general or particular liability for the safety of the Public or the work.

C. Access to police and fire station facilities shall be maintained at all times. Only one driveway of a safety facility shall be closed at any one time.

1.10 SITE SECURITY AND ACCESS CONTROLS

A. The CONTRACTOR shall provide security personnel, facilities and measures as defined in Specification section 01140, Work Restrictions.

B. The use of plant roads beyond the project areas shown on Drawing G0-0014 is subject to approval by the ENGINEER. The use of the North Perimeter Road (Administration Area) and Front Security Station and guard are prohibited.

C. All the CONTRACTOR’S field offices storage facilities and parking shall be contained within the CONTRACTOR’S designated staging area. The CONTRACTOR shall make plans for offsite overflow parking. Provide a copy of the Offsite Parking Plan to the ENGINEER.

PART 2 - PRODUCTS (NOT USED)

_{PART 3 - EXECUTION (NOT USED)}