If an existing pedestrian route will be affected by the work activities, verify the project includes Bid Item No. Temporary Traffic Control, for information on preparing TTC, definitions, TTC devices, compliance information, and for typical TTC examples. Obtain the information of trained contractor representatives, including whether they will be requesting or providing a status of closures, or both. Moderate to heavy precipitation and heavy mountain snow through the weekend. Verify temporary flashing beacon systems are relocated as work progresses according to the specifications. Request the user interface software and provide it to the Transportation Management Center for installation. Verify the contractor notifies and cooperates with local authorities wherever the local authorities regulate traffic. This will speed the placing of closures and allow for a more consistent taper alignment. Verify the pavement is clean and dry and the contractor places the channelizers during conditions that meet the required temperatures. The Changeable Message Sign Guidelines developed by the Division of Traffic Operations provide a listing of approved abbreviations for PCMSs. Be prepared, pack your patience, and if you must travel, go safely. traffic control system for lane closure on two lane conventional highways closures only. Determine the exact location of the temporary signs and when they are no longer needed for the direction of traffic. The special bulbs used with solar signs have much narrower beams than conventional bulbs and, therefore, require greater care while being aimed. The status in LCS will change to APPROVED. The LCS will notify the contractor by email of the approval or rejection. Verify contractors are assigning personnel and maintaining closures in accordance with the T Series Standard Plans. Verify that the line of sight visibility in the field meets sight distance standards. Confirm the contractor places portable flashing beacons according to the plans and removes them from the traveled way at the end of each nights work. Create a Requestor LCS account and set the option in the account to status closures for those who will request and status closures. (Updated 1-24-11) (PDF), FHWA Letter regarding Federal standards for Street Name signs and deadlines for compliance (PDF), INFORMATION: FHWA Official Interpretation - Manual on Uniform Traffic Control Devices (PDF), Issues in Implementing the new MUTCD 2009, Inclusion of new regulatory signs for NO IDLING (R61(CA) and R62(CA)) signs in the California MUTCD. Obtain a contact cell phone number for the contractor before starting activities that require a portable changeable message sign and arrange for an inspection with the contractor before the first deployment. Do not allow the use of epoxy adhesive to place pavement markers in areas where the removal of the pavement markers is required. When the work has safely progressed beyond the supplemental taper, remove the upstream taper and tangent. Verify the district traffic manager reviews a closure request for conflicts before approving it. Confirm that advance warning signs for the new taper are located correctly. An impact attenuator vehicle must be used for the placement and removal of temporary traffic control devices when required by the contract. Refer to Section 12-6, Temporary Pavement Delineation and Section 12-7 Temporary Pavement Delineation for Seal Coats, of the Standard Specifications for temporary signing requirements for no-passing zones. 2. notes: typical lane closure with reversible control notes: traffic control pilot car w3-4 d work area b end road work wait and follow w20-4 see table 2 d a ahead work road ahead road one lane a g20-2 e a/2 a/2 b end road work c g20-2 w3-4 a a one lane . The specifications require temporary traffic screen to have 3-foot-long openings spaced at 200-foot intervals. Uniform Traffic Control Devices Traffic Laws Annotated 1979 Traffic laws annotated Facilities Development Manual Air Force Manual Air Force Maintenance and Supply Inspection Manual Angeles National Forest (N.F. Length of closureAvoid long closures with no evidence of activity. 14. Closures that will reduce horizontal or vertical clearances require even more notification. Subsequent relocations of each barricade are paid for as extra work using the force account method. Check the contractors layout work. (PDF 4.6MB), that contains both example Temporary Traffic Control (TTC) Plans and example TMPs for previously developed projects. Portable Changeable Message Signs (PCMS) are required only during times, places, or activities stated in the plans and specifications and are not required when the traffic control system is nonoperational or for discretionary use. Request a certificate of compliance for Type K temporary railing. List of Bid Items. Verify the contractor completely installs the traffic control system before commencing work. Check railing alignment for any substantial offset to each other. Flash flooding may occur, especially near recent burn scars. Also, verify that flagging stations are laid out correctly, are visible to approaching traffic, are illuminated during nighttime, and have correct advance warning signs. The use of a generic Caltrans traffic plan shall not be permitted. Reference maps. Verify temporary pavement markers are the same color as the lane line or centerline markers being replaced. The covers should also present a workmanlike appearance. Remind the contractor to notify the regional notification centers before digging for the installation of signposts. Caltrans D6 Issuance of an Encroachment Permit for CHSR Project - SR99/Ave 9 Traffic Control. Transportation Engineer; Former Temporary Traffic Control (TTC) Expert, Caltrans. A minimum 1500' of sight distance shall 4. Inspect the signs and equipment the contractor proposes to use, at the contractors or subcontractors yard if possible, before their first use. Review the closure requests for compliance with the closure requirements charts and other contract requirements. Land Adjustment Plan, Angeles County Highway Maintenance . Verify that pallet height is 4 inches or less. Verify the traveled way is free of obstructions and residue before opening the area to traffic. Allow only one type of portable delineator on the project. Category 2 devices include barricades and portable sign supports. The purpose of the gaps is to allow drivers and passengers of vehicles to get behind the barrier in case of a disabled vehicle. Verify construction area signs are from a commercial sign manufacturer and have a Type 3 or higher grade retroreflective sheeting. Verify the contractor provides overhead covering, overhead lighting, or both when required. Retroreflective bands on portable delineators. Check that all crash cushion modules are filled with the proper weight of sand. The lump sum payment for this item includes all costs for placement, operation, maintenance, relocation, and removal of the Automated Work Zone Information System. Do not allow the use of nonretroreflective portable signs during hours of darkness. Check the exposed surfaces of Type K temporary railing to verify they have received a fresh coat of white paint before initial placement on the job. Verify all new and used temporary railing elements comply with requirements for end connection and surface finish. DISCLAIMER: Registering with Caltrans does not represent any express or implied promise by Caltrans to award emergency contracts now or in future. Verify the contractor delineates a PCMS with a taper consisting of nine traffic cones. For all project work, the lump sum payment for the traffic control system includes payment for all labor, equipment, and materials to install, maintain, and remove the traffic control system as shown on the plans or Standard Plans. Review Sections 12-6, Temporary Pavement Delineation and 84-2, Traffic Stripes and Pavement Markings, of the Standard Specifications for temporary pavement delineation requirements. Additional devices are placed in sequence, moving in the direction of the traffic flow. Contact the district traffic manager for assistance with either of these tasks. Verify the contractor cements the bases of channelizers used for temporary edge line delineation as specified. Record inspection dates and conditions observed in the project records. Contractors are required to request closures using the Caltrans Lane Closure System (LCS) and status closures using the Lane Closure System Mobile web page. Determine the methods and equipment the contractor will use for closing lanes, ramps, and roadways, and for flagging and controlling one-way traffic. Be prepared, pack your patience, and if you must travel, go safely. Remind the contractor of the requirement to complete the LCS web-based training. Inspect TPARs weekly to verify that they are clean and unobstructed and comply with the Americans with Disabilities Act and the work plan required by the specifications. Verify the signs are properly aimed at approaching traffic. Cars on Highway 202 heading toward Cummings Valley wait at a temporary signal light on Friday, Jan. 13. Contact Construction at headquarters for a current hard copy. Verify portable transverse rumble strips comply with the requirements in Section 12-3.36 Portable Transverse Rumble Strips of the project special provisions, if applicable. Confirm that the contractor cancels scheduled closures that are not needed at least 2 days in advance, using the LCS. Closures not needed on the authorized date are 10-22 within 2 hours after the authorized start time. . 124000 and that a designed temporary pedestrian access route (TPAR) is part of the contract plans or that the TPAR Standard Plans are appropriate for the pedestrian route affected by the work activities. Verify the contractor installs Type P or Type R markers when required. Next install the first sign drivers will see in approaching the work area from the affected direction. Type K temporary railing placed within 10 feet of a traffic lane requires a reflector on each rail unit. Verify the contractor installs the temporary no-passing zone signs if no-passing centerline pavement delineation is obliterated. The contractor is responsible for the replacement expenses. If the portable signal system is out of operation, the contractor must provide flaggers to control the traffic until the traffic signals are in operation. Review sheet T3B of the Standard Plans for staking requirements. Check Type 3 barricades, used as sign supports, for label with FHWA acceptance letter number showing they have been crash tested as a single unit with a sign panel of the size and type used on the project. Request a list of Category 2 temporary traffic control devices to be used on the project and copies of their Federal Highway Administration (FHWA) acceptance letters. Prohibit messages that do not convey real-time information to the motorist. During the course of work, monitor the contractors activities to verify closures are statused in LCS as follows: The LCS will notify the resident engineers and designated inspectors by email when the contractor changes the status of a closure. If the bid item is not included in the project, process a change order to provide a TPAR. The contract item price includes the costs of maintaining, replacing, and repairing channelizers. Review Section 81-3, Pavement Markers, of the Standard Specifications. Remember that the motorist has no knowledge of the traffic control plan and is entirely dependent on the system for warning and guidance. Confirm that AFAD are placed in accordance with the plans and where clearly visible to the AFAD operator and to approaching traffic. Ideally, the assistant resident engineer should be able to communicate directly with the contractors maintenance person by radio or cell phone. Then install in sequence all remaining signs and devices in the opposing direction of travel. Refer to Section 12-4.02C(10), End of Queue Monitoring and Warning With Truck Mounted Changeable Message Sign, of the revised, Multiple closures and inter-project coordinationAvoid multiple closures with overlapping sign patterns. Review the requests to avoid oversights and overbooking. Sort by Show 24 36 48 View as WATCHBOOK: Work Area Traffic Control Handbook 2019 - Fourteenth Edition 9781557019691 Do not use the contract item for Type K temporary railing to pay for temporary railing that is placed to fulfill the requirements of the Public Safety section. Require the contractor to set up an off-the-highway detour before closing all ramps in both directions of travel at the same interchange. According to the Authorized Material List for Signing and Delineation Materials, 0.5 inch Intelplast Intelcel or similar material is authorized and according to FHWA Work Zone Letter 85 from the FHWAs Safety Program website, this type of sign substrate is authorized for use on Type 3 barricades. The LCS will send the contractors employees a unique password by email after the accounts are created. Verify all threaded rods or dowels are removed and the area is restored to its previous condition or constructed to its planned condition after removal of Type K temporary railing. Verify that portable delineators meet the dimension requirements. Verify the contractor removes traffic-handling equipment and devices from the job site when they are no longer needed for controlling traffic. This section provides guidelines for inspecting temporary traffic control devices in construction areas. The young faces of the families of highway workers are reminding you to move over a lane or slow down for their loved ones who help keep our roads safe. Review Section 12-3.11, Construction Area Signs, of the Standard Specifications for additional requirements. Check pallet heights when used. Chapter 6C - Temporary Traffic Control Elements November 7, 2014 Part 6 - Temporary Traffic Control Page 1022 should be designed so that vehicles can travel through the TTC zone with a speed limit reduction of no more than 10 mph. Provide the contractor with the internet link to access the LCS web-based training. Verify that Type 1 and Type 2 flashing arrow signs comply with the specification requirements, including number of panel lights, display modes, power source, and devices to plumb and level the trailer. Official travel maps. When an operation is terminated before the time the specifications allow because of circumstances beyond the contractors control, consider granting time, compensation, or both, within the terms of the contract. Review the contractors work plan for compliance with the requirements in Section 12-4.04, Temporary Pedestrian Access Routes, of the Standard Specifications. Verify telescoping flag trees maintain an upright position when being used. If the operation is terminated before completion of the planned work because of circumstances within the contractors control or because of equipment breakdown, do not allow compensation and charge a working day as appropriate. The contract item price also includes the costs of work necessary to restore channelizers damaged by public traffic. Flashing arrow signs are paid for as part of the contract item for the traffic control system. Retroreflective sleeves on traffic cones. Temporary Large Sign Covering Standard Detail Sheet (TS-CD) memo12-5-19-2.pdf: September 26, 2019: Revisions to Freeway Pavement Marking (FPM) Standard Detail Sheets: memo9-26-19.pdf Verify that the contractor installs, relocates, covers, and removes signs as required. Caltrans is not bound to select contractors from the registry. Review the Public Safety section in the contract. Verify staking of railing according to sheet T3B of the Standard Plans. It is important to plan which personnel, signage, and equipment will be required to implement the traffic control system. Application and Design for Striping, Channelization, and Special Signing (MPP 531) (PDF). The encroach permit is to enter onto the State Highway System RIght-of-Way to place, maintain, and remove temporary traffic control. Category 1 devices include traffic cones, plastic traffic drums, portable delineators, and channelizers. Withhold some payment from progress pay estimates to cover the cost of removing Type K temporary railing. MAZEEP (Maintenance Zone Enhanced Enforcement Program), Maintenance Protective Vehicle Guidance (Shadow Vehicle), Caltrans Standard Plans - Temporary Traffic Control Systems T9 - T17, Caltrans Standard Plans - Signs (roadside and overhead), Work Affecting Pedestrian and Bicycle Facilities - see. This notification allows Caltrans to coordinate work within the highway corridor. (PDF). Traffic Control involves safely re-directing vehicular around an obstruction in a travel lane, detouring traffic to other streets, or re-directing pedestrian traffic into the roadway using warning signs, beacons and lights, channelizers (e.g., cones, delineators), barriers (e.g., k-rail), barricades, and flaggers (flagmen). Revisions to the Traffic Control Plan Seal Coat Operations Standard Sheets, TCP(SC)-22: memo10-27-22.pdf: October 21, 2022: . File completed ADA compliance reports in Category 23, Temporary Pedestrian Access Routes, of the project files. . Barricades & Signs for Rent. If a discrepancy occurs between the contract plans and specifications and the California MUTCD, the plans and specifications govern. Flash flooding may occur, especially near recent burn scars. The contractors responsibility to provide written notice 5 days before closing an existing pedestrian route. Southern California. Any other organization or individual providing work zone training in California that would like to be listed can provide information to Johnny Bhullar at: Caltrans North Region Construction Night Work Guide (PDF). Be prepared, pack your patience, and if you must travel, go safely. After placing components of stationary closures, the contractor may place the impact attenuator vehicle in advance of the work area to protect workers and traffic. Flash flooding may occur, especially near recent burn scars. Revisions including only National MUTCD 2009 Revisions 1 & 2, Caltrans Letter to FHWA Requesting Confirmation of Substantial Conformance for the 2012 California Manual on Uniform Traffic Control Devices. 3. If advanced flaggers or additional flaggers are not shown or specified, then Caltrans pays 100 percent by change order. Obtain from the contractor, the completed Form CEM-2312, Temporary Pedestrian Access Route Contractor Weekly Report, within 2 business days of completing a weekly inspection. Verify the planned temporary signal system includes a backup power source and automatic transfer switches. Direct the contractor to remove any temporary pavement delineation that conflicts with the permanent pavement delineation. Traffic cones are paid for as part of the contract item for the traffic control system. Obtain self-certification using Form TR-0030, "Work Zone Category 1 Temporary Traffic Control Device Certificate of Crashworthiness," from the contractor. Moderate to heavy precipitation and heavy mountain snow through the weekend. Pay special attention to the aiming of the sign whenever solar-powered signs are used.

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