20260327_COP_Traffic_Signals_90%_Beechwood_901_Spec.pdf

ITEM 0901-0001 MAINTENANCE AND PROTECTION OF TRAFFIC DURING

CONSTRUCTION – BEECHWOOD, WILKINS, S LINDEN

Section 901.1 DESCRIPTION - Revise the first sentence to read:

This work is the furnishing, installing, maintaining and protection of traffic adjacent to and within the

Work Zone including the Active Work Zone, and relocating of traffic control devices.

Section 901.3 CONSTRUCTION:

ADVANCE REQUIREMENTS

Provide two weeks advance notice to affected municipalities, respective Emergency Services, City of

Pittsburgh Department of Mobility and Infrastructure (412-255-8850), local school districts, the

Pittsburgh Regional Transit (PRT) (412-566-5500), Stephen Connell, PPS, (412-529-4318), and Chuck

Rompala at (412-566-5321), prior to beginning any work or imposing any traffic restrictions.

Additionally, provide notification to all affected businesses and property owners four days prior to the erection of the Advance Construction Advisory signs. Notify the affected parties listed above of changes to the planned work shift schedule, how and when their property access will be affected, and keep them informed at all times of changes to traffic restrictions as they occur.

Obtain a construction staging permit from the City of Pittsburgh Department of Mobility and

Infrastructure and sidewalk permits as needed from the City of Pittsburgh Department of Mobility and

Infrastructure, Permits Division.

Notify property owners ten days in advance of driveway restrictions affecting their properties.

Existing bus stops within the work zone will need to be temporarily relocated prior to the start of construction. Coordinate with PRT two weeks in advance of existing stops being affected by construction.

Make a survey along with the Inspector-in-Charge or his authorized representative by videotaping and voice recording onto a DVD or digital format the location of all existing pavement markings, existing signs, road conditions and all potential driveway and/or private problems within the project limits prior to beginning construction. Use this information in placing all pavement markings and signs. Provide an additional copy of the DVD or digital file to the Inspector-in-Charge or his authorized representative before construction begins. Properly label the DVD with the Contract #, SPN, SR #(s), date video was taken and by whom. Contact the Municipal Traffic Engineer before making any changes to the existing pavement marking patterns, or signs or other devices.

Notify the Municipal Traffic Engineer's authorized representative two weeks prior to opening any portion of a closed roadway to traffic that has had any changes to the permanent traffic control devices and has been determined by the Inspector-in-Charge to be opened.

Coordinate working schedule with any adjacent PennDOT, City, County, and/or local projects.

A workday is defined as any day from Monday through Friday except Holidays during normal DOMI office hours. The following official DOMI holidays will not be included as workdays:

New Year's Day

Dr. Martin Luther King, Jr. Day

Memorial Day

Independence Day

Labor Day

Veteran's Day

Thanksgiving Day

Day after Thanksgiving Day

Christmas Day

Section 901.3(a) General - Revise the seventh paragraph to read:

Construct and erect all devices in an efficient manner. Maintain, clean, and properly operate the devices during the entire time they are in use. Traffic control devices must meet the acceptable or marginal standards of the Pennsylvania Quality Guidelines for Temporary Traffic Control Devices after the devices have been installed. Only place devices a maximum of two weeks prior to implementing restrictions. Remove all devices when no longer required or not used for a period of two weeks unless authorized, in writing, by the DOMI or authorized representative. Where operations are performed in stages, keep only the necessary devices that apply to the present stage of construction.

Section 901.3(k) Work Area Pavement Markings - Revise the third paragraph by adding the following:

When installing painted standard pavement markings on roadways where traffic is to be maintained, install "WET PAINT DO NOT CROSS LINE" (R16-102) sign as directed.

During inclement weather, where it is not possible to install pavement markings, install "NO PAVEMENT

MARKINGS" (W21-16) signs with Type B light attached at intervals of 1/4 mile and/or as directed by

DOMI Representative. In addition, as a minimum, place channelizing devices at one times the posted speed limit along the centerline of the travel lanes. Arrange with local police to restrict parking on streets within the work area. Maintain the minimum number of lanes specified.

Ten days prior to construction, erect the Advance Construction Advisory signs on Type III barricades as depicted below. Each intersection shall receive the appropriate signage at the time related to the construction activities of the intersection.

BEECHWOOD BLVD

WILKINS AVE

ROAD WORK

Use 6" Series C black letters on a reflective orange background with a 1/2" black border and 6" corner radius.

BEGINS (Date)

DELAYS LIKELY

Cover the above "Begins (Date)" with "DELAYS LIKELY" when construction begins.

Erect signs along all 4 approaches approximately 350 ft prior to the work zone. Field adjust, as necessary. Signs to be installed such that a minimum 4’ sidewalk width is maintained.

Notify the Municipal Traffic Engineer and authorized representative prior to implementing phase change.

TRAFFIC CONTROL/DEVICES REQUIREMENTS

The signs and traffic control devices listed or indicated on the PATA Figures or Publication 213 represent the minimum requirements for this item and as such, are for information only. The number and types of traffic control signs and devices for this project will be predicated on the number and location of work sites, the extent of repairs and the planned sequence of operations.

Provide new traffic control signs and devices at the start of the project. Do not use reflective sheeting that is scratched, scarred, and dirty or shows evidence of loss of reflectivity. Do not use signs or devices that are cracked, bent, dented, or broken. Replace reflective sheeting should it become damaged where retroreflectivity becomes defective or falls below the minimum retroreflectivity levels as per Chapter 2 of PennDOT Publication 46. Immediately repair or replace damaged, defaced, or dirty signs, devices, or barrier. Replace traffic control devices as necessary as per Appendix C in the Publication 213.

Mount all construction warning signs (W series), R11-2, R11-2-1, R11-3A, R11-4, and G20-1 for long-term operations on Type III barricades. Include one Type B light on each W series and R11-3A signs and two

Type B lights on R11-2, R11-2-1, and R11-4 signs. If it is not possible to mount construction warning or other signing as indicated or specified, submit an alternate method for approval by DOMI or authorized representative.

Do not position construction warning signs on sidewalks unless the signs can be positioned to meet the minimum requirements stated in Publication 213. If construction warning signs cannot be positioned to meet the minimum requirements, then signs should either be field-adjusted per the Inspector-in-

Charge's approval or installed on "H" Bases per the TC-8717 Standards.

Provide additional channelizing devices and barricades at intersections, major driveways, and ramps to prevent vehicles from turning onto any lane closed for construction. Space channelizing devices at 5-foot intervals or as directed by the Municipal Traffic Engineer or authorized representative or the

Inspector-in-Charge.

Use channelizing devices with Type C steady burn lights for all nighttime lane restrictions. Mount a light on each device used in transition areas and on every third device used in tangent sections.

For short-term nighttime operations, place a Type B light on all W-series and R11-3A signs and two Type

B lights on R11-2, R11-2-1, and R11-4 signs used in the traffic restrictions.

The Contractor shall have a sufficient amount of the following signs available in case their use becomes necessary: W3-4 "BE PREPARED TO STOP" and W20-7 "FLAGGER SYMBOL". These signs are not intended to be part of the required normal traffic control or a supplement thereto.

When flaggers are used, they must be properly attired. This includes, but is not limited to, vest, leggings, and hard hat.

Space channelizing devices in the tangent sections at one times the normal posted speed limit unless otherwise noted on the PATA Figure or as directed by the Municipal Traffic Engineer's authorized representative or the Inspector-in-Charge. Channelizers used in the PATA Drawings from Publication

213 shall be spaced at one times the normal posted speed limit in tangent sections.

For overnight operations, if located within 500 feet of any residence or business use arrow panels that are electrically, solar or battery operated.

Erect "ROAD WORK AHEAD" (W20-1, W30-1-6) signs with Type B lights attached on each intersecting road and major drive, for the appropriate situation.

Provide a Traffic Control Supervisor or Supervisors and phone numbers where they can be reached on a

24 hour - 7 days a week basis for the duration of the project. The Traffic Control Supervisor must be knowledgeable of work zone traffic control including incident management. The Traffic Control

Supervisor must have a thorough understanding of the Manual on Uniform Traffic Control Devices

(MUTCD) and Publications 212 and 213. The Traffic Control Supervisor shall attend the pre-job meeting. The Supervisor's responsibilities are as follows:

Notify DOMI and property owners of all traffic restrictions.

Implement and maintain traffic control schemes. Place and maintain all traffic control signs and devices used on the project.

Conduct daily reviews and document the performance of traffic control signs, devices, off-duty uniformed police and temporary pavement markings during the day and night, adverse weather conditions and active and inactive construction operations, as directed. The Traffic Control Supervisor will present all MPT problems and discrepancies in writing to the DOMI’s Inspector-in-Charge by noon of each day.

Prepare and submit the proposed corrective action to DOMI’s Inspector-in-Charge. Correct any deficiencies or damage discovered during the daily review immediately.

Maintain a daily written record of any crashes, work zone incidents, and maximum queue lengths for each traffic pattern for the life of the project. All feedback received from the public through phone calls, in person, or in writing shall also be captured. This information shall be submitted daily to DOMI’s

Inspector-in-Charge and will be logged and forwarded to the City, when requested.

Maintain ongoing communication with the Inspector-in-Charge regarding operations that will impact transportation operations in the project area. The Contractor shall develop and maintain lists of phone, fax numbers and e-mail addresses for the affected stakeholders within the project area, including but not limited to: schools, emergency services, major businesses, transit companies, and other prominent traffic generators in the project vicinity. The Contractor is responsible for notifying these groups of changes in the traffic control phasing at least 48 hours in advance of the phase change or as directed by the Inspector-in-Charge in writing when this notification occurs.

When the work area encroaches on a crosswalk, sidewalk, or other pedestrian walkway, provide a smooth surface, without drop-offs, for pedestrian access at all times. If access cannot be maintained, submit a detailed plan, including the durations and detour lengths, for satisfactorily closing the walkway to pedestrian traffic to the Inspector-in-Charge. Include the number and type of devices to be used in accordance with the appropriate figure from Publication 213. Do not close any crosswalk, sidewalk, or other pedestrian walkway without prior approval of the plan and at all times adheres to the submitted plan unless otherwise directed.

During nighttime operations, all workers must wear hard hat, Class 3 vest, and leggings unless operation is behind positive protection (barrier).

A minimum of one ingress and egress point for each property must be maintained for both travel directions provided they are not separated by a barrier or grass median.

Do not change any part of the Traffic Control Plan and/or Section 901 without written approval of the

Municipal Traffic Engineer or authorized representative from the City of Pittsburgh. This includes but is not limited to:

• Traffic Control Phasing

• Location and hours of operation for all off-duty uniformed police officers.

• Times and/or dates when traffic may not be restricted.

• Any short-term or long-term detours.

Limit any lane closure to the length necessary to safely perform the required work.

RECOMMENDED SEQUENCE OF CONSTRUCTION

Beechwood Blvd and Wilkins Ave and S Linden Ave

Contractor can work on one corner at a time, or more than one corner at a time if pedestrian crossings are maintained across at least three legs of the intersection, or City of Pittsburgh approved pedestrian detours are established (PennDOT Publication 213, PATA 218, 219 or 130). The following pedestrian detours are recommended:

• Work occurs in the NW corner - Instruct pedestrians to cross Beechwood Blvd at the crosswalk at Hasting St. Instruct pedestrians to cross Wilkins Avenue at Shady Ave.

• Work occurs in the NE corner south of S Linden Ave - Instruct pedestrians to cross

Beechwood Blvd at Hastings St. Instruct pedestrians to cross Wilkins Ave at the midblock crossing near Barnsdale St. Instruct pedestrians to cross S Linden Ave at Fennimore St.

• Work occurs in the NE corner north of S Linden Ave – Instruct pedestrians to cross S

Linden Ave at Fennimore St. Instruct Pedestrians to cross Beechwood Blvd at Hastings St.

• Work occurs in the SE corner - Instruct pedestrians to cross Beechwood Blvd at

Northumberland St. Instruct pedestrians to cross Wilkins Ave at the midblock crossing near Barnsdale St.

• Work occurs in the SW corner - Instruct pedestrians to cross Beechwood Blvd at

Northumberland St. Instruct pedestrians to cross Wilkins Ave at Shady Ave.

When required, close shoulder adjacent to the curb using PATA 103 per PennDOT Publication 213.

Shoulder closures to be short term only, no long term closures permitted. Excavate intersection corner.

Construct traffic signal foundation and signal support installation, controller assembly, conduit, junction boxes, and curb, curb ramps, and sidewalk. Complete trench and backfill work prior to pouring proposed concrete sidewalk.

For overhead signal equipment installation, close a maximum of one lane at a time utilizing PATA 110 short term flagging operations and signal flashing operations per PennDOT Publication 213.

For the period of time where new mast arms are installed in front of existing traffic signal indications a temporary condition must be utilized to obtain vehicular signal head visualization. For temporary conditions the contractor may move the existing signal heads to the new mast arms and jumper the existing signal wire from existing mast arm location to the temporary location on the new mast arms. This is incidental to this item. Maintain traffic signal operations at all times, except during active flagging operations.

Install proposed signage. Cover signage that conflicts with existing pavement marks.

Turn off existing traffic signal as new traffic signal is turned on. PATA 110 short term flagging operations and signal flashing operations per PennDOT Publication 213. Provide enough flaggers or police to control all approaches of the intersection are present when the new signal is turned on. Install new lane designation with proposed pavement markings. Utilize PATA 202-A or 103 to close off proposed bicycle facilities. Cover any signage associated with the bicycle facility. Uncover applicable proposed signage after pavement markings are completed.

Utilize PATA 110 short term flagging operations and signal flashing operations per PennDOT Publication

213 to remove existing traffic signal equipment.

Utilize PATA 110 short term flagging operations and signal flashing per PennDOT Publication 213 to construct westbound bicycle facilities and bus island along Wilkins Avenue as well as all islands and curb extensions along Beechwood Blvd and S Linden Ave. Install remaining pavement markings and uncover any bicycle equipment signs upon completion.

Complete sidewalk work at locations where poles and junction boxes are being removed.

Install final signing.

901.4 MEASUREMENT AND PAYMENT— Revise to:

Maintenance and Protection of Traffic During Construction. Lump Sum DOMI will measure and pay for this item in a proportionate manner based on current estimates.

No additional payment will be made for separate pay items specified in Section 901.4(b). All items or devices required for maintenance and protection of traffic is incidental to Item 0901-0001.