- 242 - SECTION 419 -- TRAFFIC CONTROL MANAGEMENT AND SURVEILLANCE
419.01 Description
1.When the pay item "Traffic Control Management" is shown in the contract, the Contractor shall acco mplish the requirements in Section 419.02, Paragraph 1 and 2. This pay it em will only be utilized when directed by the Engineer.
2.When the pay item “Surveill ance of Temporary Traffic Control Devices” is shown in the contract, then the Contractor shall accomplish the requirements in Section 419.02, Para graph 1 and 3. This pay item will only be utilized when directed by the Engineer.
3.The Contractor shall be alert at all times to any and all deficiencies in the placement and maintenance of any traffic control devices and shall take immediate action to correct any deficiencies.
419.02 Construction Methods
1.Traffic Control Personnel a. The Traffic Control Manager shall be qualified by having attended and having satisfactorily passed the examination which accompanies the training course for Traffic Control Supervisor or Traffic Control Technician offered by the American Traffic Safety Services Association (ATSSA) or the Basic Traffi c Control or Advanced Traffic Control courses offered by Nebraska LTAP. The training shall have been completed no more than 4 years prior to working on the project. Other certifications may be accepted if approved by the Engineer. The Traffic Control Manager shall also possess a current valid Flagger Ce rtification Card. Documentation of the Traffic Control Manager's training or certifications shall be provided to the Engineer prior to the installation of any traffic control devices on the project.
b.The Assistant Traffic Cont rol Managers shall be qualified by certification according to the Department’s certificat ion program for Assistant Traffic Control Managers, the training shall have been completed no more than 2 years prior to working on the project. The Assistant Traffic Control Managers may be qualified by having attended and having satisfactorily passed the examination which accompanies the training course for Traffic Control Technician or Traffic Contro l Supervisor offered by ATSSA or the Basic Traffic Control or Advanced Traffic Control courses offered by Nebraska LTAP. The training shall have been completed no more than 4 years prior to working on the project. Do cumentation of the Assistant Traffic Control Manager's training or certificatio ns shall be provided to the Engineer. The Assistant Traffic Control Manager shall also possess a current valid Flagger Certification Card.
c.Department Ce rtification Program:
1.In order to be qualified according to the Department’s Certification Program, the prospective Assistant Traffic Control Manager must:
i.View the video “Traini ng and Certification of Assistant Traffic Control Managers.” Traffic Control Manageme nt and Surveillance 419.02 - 243 - (ii) Correctly answer 80% of the questions on an examination that accompanies the video.
2.Upon satisfactory completion of the training and examination procedure, t he prospective Assistant Traffic Control Manager shall be issued an Assistant Traffic C ontrol Manager Certification Card by the examining Contractor. The Assist ant Traffic Control Manager’s name, last four digits of their social security number, and test score shall be reported to the Engineer on DR Form 90a, “Certification Report for Assistant Traffic Control Managers.”
3.The video examination forms, Assistant Traffic Control Manager Cards, and Certification Repo rts for Assistant Traffic Control Managers will be furnished by the Department.
2.Traffic Control Management a. This work shall consist of providing Traffic Control Management by furnishing one or more qualified individuals who shall be specifically responsible for performi ng or supervising the installation, inspection, maintenance, and removal of all traffic control devices.
b.The qualified personnel shall insure that all traffic control devices are functioning properly, are clean, and are correctly located as shown on the Traffic Control Plan or as directed by the Engineer.
c.The qualified personnel shall inspect all traffic control devices on every calendar day that traffic contro l devices are in place, whether in use or covered. Inspections shall take place a minimum of twice daily, and at least two inspections shall be eight hours apart. However, during or following periods of inclement weather or w hen the situation warrants for other reasons, inspections shall be done more frequently. At least one inspection each week shall occur during hours of darkness. Additionally, when flagger controls are being utilized, at leas t one inspection each week shall be performed during flagging operations for monitoring purposes. The qualified personnel shall perform the inspections. The qualified personnel shall complete a Traffic Control Inspection form provided by the Engineer at the completion of each inspection. These forms shall be submitted daily to the Engineer, either in person or other method agreed to by the Engineer.
d.The qualified personnel shall monitor the cleaning and maintenance of all traffic control devices and the placement of temporary pavement markings.
e.The qualified personnel shall coordinate all traffic control operations, including those of subcontractors and suppliers.
f.The qualified personnel shall coordinate traffic-related activities with the appropriate law enforcement, fire, and emergency medical agencies.
g.When project conditions warrant, the Engineer may suspend the need for Traffic Control Management and will notify the Contractor accordingly. The Engineer will give the Contractor at least three days' notice of the suspension, but the work ma y be suspended in a lesser time if mutually acceptable to the Department and the Contractor. During periods when no payment is being made for Traffic Control Management, this section will not apply.
419.02 Traffic Control Mana gement and Surveillance
- 244 - h. The Contractor shall designate an individual, other than the Project Superintendent, to be the Traffic Control Manager for the project.
i.The Contractor may also designate one or more Assistant Traffic Control Managers for the project.
j.The qualified personnel's activities on the project shall be dedicated to the purpose of monitoring and maintaining the traffic control devices. The performance of other crafts or trades will be permitted, but shall be secondary to the performance of duties associated with traffic control. The qualified personnel shall not act as a flagger, except in an emergency or when providing relief for short periods of time.
k.The qualified personnel shall be available and reasonably accessible (within 30 minutes) to the project during normal working hours on every day that work is being performe d on the project and always on call at other times. During other than normal working hours, these individuals shall respond and be on the project within 60 minutes of notice being given that traffic control items on the project are in need of attention. The Contractor may elect to have an employee or employees perform this function simultaneously on more than one project, but shall not be relieved from the sanctions or disincentives that may be imposed for failure to meet the deadlines specified herein.
l.The Traffic Control Manager shall be required to attend weekly Partnering meetings as requested by the Engineer. The Traffic Control Manager shall also conduct a Traffic C ontrol Partnering Meeting prior to any changes in traffic control.
m.The Contractor shall provide, prior to the installation of any traffic control devices on the project, at least two but no more than four telephone numbers where the Traffic Control Manager or an Assistant Traffic Control Manager may be reached 24 hours a day, 7 days a week.
n.The qualified personnel shall have available at all times an approved, current version of the Traffic Control Plan.
o.If corrective action is not taken by the Contractor within the times specified in Paragraph g, the Engineer may suspend all work on the project until the problem is corrected. The Engineer may make reasonable allowance for existing weather conditions in the case of materials whose installation is governed by temperature or other atmospheric conditions.
p.With regard to inspection, maintenance, and repair of temporary traffic control devices, an a ssessment in the amount of $500 per occurrence per day shall be charged to the Contractor when any of the following occur (these assessments shall be in addition to any other liquidated damages which may be assessed):
1.The Contractor fails to respond within the timeframe specified in Paragraph g. Response time shall begin when:
i.The Engineer notifies t he Contractor of deficiencies in person; (ii) The Engineer makes notification of deficiencies via the 24 hour phone numbers prov ided by the Contractor; or Traffic Control Manageme nt and Surveillance 419.02 - 245 - (iii) The Engineer leaves a message or receives no answer at the numbers provided;
2.The Contractor fails to begin corrective actions to repair, replace, remove, relocate, or clean any traffic control devices or pavement markings within two hours of the comp letion of an inspection that uncovers deficiencies or within two hours of notification of deficiencies by the Engineer.
3.The Contractor fails to begin corrective actions to repair, replace, remove, relocate, or clean any traffic control devices or pavement markings within two hours of documen ted notification by an official law enforcement agency.
4.The Contractor fails to make or report the inspections described in this Specification.
5.The Engineer observes and documents any occurrence of the Contractor or his or her subc ontractors flagrantly disregarding the necessary maintenance of traffic contro l devices that are in obvious need of attention.
3.Surveillance of Temporary Traffic Control Devices. a. The Contractor shall prov ide continuous surveillance of temporary traffic control devices on a 24 hour per day basis. Continuous shall be defined as having one or more persons on the project at all times. The qualified personnel's activities on the project shall solely be for 24 hour surveillance of temporary traffic control devices.
b.The Contractor shall provide the Engineer with at least two but no more than four telephone numbers of the 24 hour surveillance personnel on the project and shall also provide the Engineer with the names and telephone numbers of personnel to contact if the 24 hour surveillance personnel cannot be located on the project.
c.The qualified personnel assi gned to provide the continuous 24-hour surveillance shall insure t hat all traffic control devices are functioning properly, are clean, and ar e correctly located as shown on the Traffic Control Plan or as directed by the Engineer. The qualified personnel shall be responsible for identifying deficiencies, and effecting the immediate repair, correction or replacement of the traffic control devices.
d.The qualified personnel assigned to surveillance shall be responsible for completing a Traffic C ontrol Inspection form, provided by the Engineer, at the completion of each 24-hour period. These forms shall be submitted daily to the Engineer, either in person or other method agreed to by the Engineer.
e.Deficiencies should be corrected upon detection, but in no case shall the time limit for correction exceed 60 minutes. Failure to (1) correct deficiencies or (2) respond to notifications from the Department or law enforcement officials within the sixt y-minute time period will result in the assessment of a $1,000 liquidated damage assessment. This liquidated damage assessment will be assessed per occurrence and per calendar day that the deficiency is not corrected. This assessment will be in addition to other liquidated assessment described elsewhere in the proposal.
419.02 Traffic Control Mana gement and Surveillance
- 246 - f. The Engineer may proceed to correct deficiencies in a manner that he or she deems appropriate and assess the Contractor for the costs incurred as a result of the unsatis factory performance of the corrective action.
419.03 Method of Measurement
1.Traffic Control Management and Surveillance:
a.“Traffic Control Managemen t” and "Surveillance of Temporary Traffic Control Devices" will be measured by the day for the actual number of days management and inspection are required and provided. Payment will only be made for one day during each midnight-to-midnight period regardless of the number of Traffic C ontrol Managers or assistants required to adequately perform the work.
b.No measurement will be made when the Engineer has suspended the need for Traffic Control Management and notified the Contractor accordingly.
419.04 Basis of Payment
1.Pay Item Pay Unit Traffic Control Management Day (d) Surveillance of Temp Traffic Control D e v i c e s D a y ( d )
2.Payment for “Traffic Contro l Management” or "Surveillance of Temporary Traffic Control Devices" will not be made for any day 24-hour the item is not provided and will not extend beyond the last working day or calendar day allowed by the contract, except for any approved extension of contract time allowance.
3.This price will be considered full compensation for all labor, materials, equipment, tools and incidentals necessary to complete the work described in this Section. - 247 - SECTION 420 -- DELINEATORS
420.01 Description
1.The Contractor shall furnish and install roadside delineator units in accordance with the details shown in the contract. A delineator unit shall consist of round, acrylic plastic, pr ismatic reflector(s) mounted on a post. The delineator unit shall be installed at the locations shown in the contract or designated by the Engineer.
2.The prismatic reflectors to be installed on the delineator shall be as follows:
a.Delineators, Type I -- One circ ular prismatic reflector and post.
b.Delineators, Type II -- Two circular prismatic reflectors mounted vertically on the same side of the post.
c.Delineators, Type III -- Two circular prismatic reflector units mounted back-to-back on a single post.
3.Flexible post delineators shall be installed with one or two 3-inch (75 mm) wide by 9-inch (225 mm) long micro-prismatic reflecting sheeting plates as shown in the contract.
4.Reflectors on the left side of divided streets and highways and one- way roadways shall be yellow in the direction of travel. All other reflectors shall be white.
5.The Contractor shall furnish and install the delineator post, mounting hardware and mount the Department supplied Chevons as shown in the contract. Chevrons (W1-8) are a Type A sign [18” X 24” (450 mm x 600 mm)] or as indicated in the contract.
420.02 Material Requirements
1.All reflectors for delineators and all flexible delineator posts shall be on the Department’s Appr oved Products List.
2.Before ordering any materials, the Contractor shall submit, for approval, the manufacturer's name and identifying information on the proposed delineator unit. There shall be no substitution subsequent to approval without the prior written permission of the Engineer.
3.Flexible Delineator Posts a. The post material shall be rubber, plastic, or any other material which meets physical test requirements and meets NCHRP 350 or MASH crashworthiness criteria.
b.The post shall be black or dark green. c. The top 11 inches (275 mm) of the post shall be flattened to approximately a 3-inch (75 mm) width to provide surfaces to mount reflectors.
d.A piece of white or yell ow (as required by the contract) reflective sheeting, no smaller than 3 inches x 9 inches (75 mm x 225 mm) shall be placed no more than 2 inches (50 mm) from the top of the post.
e.The reflective sheeting shall be ASTM D 4956 Type IV or V reflective sheeting.
Source: Nebraska Standard Specifications for Highway Construction, 2017 Edition. Pages 276–280 of 1,048.