Confirm portable signal systems comply with the requirements in Section 12-3.33, Portable Signal Systems, of the Standard Specifications. Make sure that portable transverse rumble strips are placed before closing the lane to traffic. Verify all new and used temporary railing elements comply with requirements for end connection and surface finish. Traffic control costs in support of extra work are to be paid as part of the extra work. For traffic control requirements, refer to Section 12, "Temporary Traffic Control," of the Standard Specifications and the California Manual on Uniform Traffic Control Devices ( California MUTCD ). Impact attenuator vehicles are paid for as part of the contract item for the traffic control system. Confirm the sign is placed where it is most visible to approaching motorists. The following practices are recommended if opposing operations are undertaken: Conduct intermittent day and night inspections to verify compliance with visibility and legibility requirements for: While specific levels of quality control for temporary traffic control are not included in Section 12, Temporary Traffic Control, of the Standard Specifications, the contractor is responsible for providing quality control under Sections 5-1.01, General, and 6-2.02, Quality Control, of the Standard Specifications. Department of Transportation (Caltrans). Verify the contractor offsets the approach end of Type K temporary railing by 15 feet minimum from the edge of an open traffic lane, according to Section 7-1.04 Public Safety, of the Standard Specifications. Verify attendance of subcontractors and other contractors personnel involved with traffic control. Inform the Transportation Permits Unit 15 days in advance of the closure. Elevating our focus and approach to the Strategic Highway Safety Plan Toward Zero Deaths goal, and leveraging managed lanes, transit, active transportation, as well as diversity in freight movement to meet the future needs of Caltrans. Before work begins, carefully review the plans, specifications, closure charts, and sheets T9 through T17 of the Standard Plans. (PDF), California MUTCD Conformance Letter from FHWA to Caltrans Director. Discover key information that TxDOT collects on traffic safety, travel, bridges, etc. Remind the contractor to notify the regional notification centers before digging for the installation of signposts. Be prepared, pack your patience, and if you must travel, go safely. Confirm that the contractors closure requests comply with the closure charts. For public safety, when flaggers are not shown on the plans or specified and when ordered by the engineer, providing flaggers is change order work for which Caltrans pays 100 percent. 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. If the screen blocks motorist visibility, order its removal and consult with the district traffic engineer concerning alternatives. 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. The covers should also present a workmanlike appearance. To confirm that contractors can access LCS and LCS Mobile, do the following before work begins: https://dot.ca.gov/programs/construction/training. In many cases, placing a PCMS behind existing guard railing will protect it. Verify temporary pavement markers are the same color as the lane line or centerline markers being replaced. Verify the contractor cements the bases of channelizers used for temporary edge line delineation as specified. Verify telescoping flag trees are from a commercial-quality material manufacturer. Confirm that the contractor cancels scheduled closures that are not needed at least 2 days in advance, using the LCS. Additional devices are placed in sequence, moving in the direction of the traffic flow. Verify the temporary flashing beacon system includes a backup power source and automatic transfer switches. The closure requests are stored with a SAVED status. Check that the attenuator meets the test level requirement for the posted speed limit. Verify telescoping flag trees maintain an upright position when being used. The specifications require temporary traffic screen to have 3-foot-long openings spaced at 200-foot intervals. The change order must clearly state there will be adjustment on the traffic control system item by reason of this change. Directing the contractor to move the portable flashing beacon after initial placement is change order work. Confirm the contractor provides a temporary pedestrian access route (TPAR) nearby, off the traveled way, when the construction activities require the closure of an existing pedestrian route. Verify that temporary automated end of queue warning systems comply with the requirements in Section 12-3.39 Temporary End of Queue Warning System, of the Standard Special Provisions. Do not allow the use of a damaged impact attenuator vehicle. (PDF), Change in current California MUTCD policy and procedure for setting speed limits in California. Check that portable transverse rumble strips are not placed on sharp horizontal or vertical curves or through pedestrian routes. Review the requests to avoid oversights and overbooking. Check that all crash cushion modules are filled with the proper weight of sand. Confirm the contractors employee uses the assigned user identification to submit the closure requests in the Lane Closure System (LCS). FOR LANE CLOSURE ON 5. the first advance warning sign. Also refer to Section 2-2, Traffic, of this manual, which provides guidance and a general overview of providing a safe and convenient passage of public traffic through the construction area and is complementary to this section. Subsequent relocations of each barricade are paid for as extra work using the force account method. 13. Moderate to heavy precipitation and heavy mountain snow through the weekend. 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. Set up Requestor or representative that will provide a status of closures, LCS accounts for the trained contractors employees accordingly, and provide them with their login information within 5 days after they have completed the training. Damaged barricades should be repaired at the contractors expense, regardless of the cause, including damage by public traffic. Check that the sign complies with the visibility and legibility requirements. 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 work zone device letter archive website, this type of sign substrate is authorized for use on Type 3 barricades. Allow the use of paint only if the temporary traffic stripe is not required to be removed. Use of 180-day temporary pavement markers on an open-graded surface is not advised; when removed, the marker glue can peel up the open grade. Obtain a copy of the manufacturers instructions for the portable transverse rumble strips. Caltrans Social Media - District 1 QuickMap Real-time Travel Information Map-based app Road Information Call 1-800-427-7623 for the California Highway Information Network (CHIN) About Caltrans Contact Us ADA Certification Request ADA Compliant Documents Settings Translate Home Travel Work with Caltrans Programs Caltrans Near Me Search Home Programs In SR99 north of McKinley Avenue and south of First Street. If the bid item is not included in the project, process a change order to provide a TPAR. Verify the contractor removes or covers any construction area signs that duplicate or contradict the signs for a project within 250 feet of another project. If the contractor is to place the traffic control system repeatedly in the same place, the contractor can request to mark on the shoulder the locations of advance warning signs, cones, and drums. Allow only one type of portable delineator on the project. Maintaining such closures is a full-time assignment, and the assigned worker should have no other duty. Consult with the district traffic manager for assistance with these items. Flash flooding may occur, especially near recent burn scars. After installation, review the screen placement, especially near entrance and exit ramps. Be prepared, pack your patience, and if you must travel, go safely. If a discrepancy occurs between the contract plans and specifications and the California MUTCD, the plans and specifications govern. Check the contractors layout work. Temporary Traffic Control, for information on preparing TTC, definitions, TTC devices, compliance information, and for typical TTC examples. Ask the contractor to replace channelizers that are displaced or fail to remain in an upright position. Confirm that portable delineators remain upright when unattended, otherwise require the contractor to place a ballast on the delineators base. 14. Do not allow the contractor to close two adjacent ramps in the same direction of travel unless necessary because of the operation or project conditions. When an AFAD becomes inoperable, notify the contractor to immediately replace it with an identical device, use a flagger with the appropriate-size advance warning sign and gate cones as shown in Standard Plan T13 or stop all construction activities that require the device to be in operation. Verify that additional speed limit signs indicating the reduced speed limit are placed within the construction work zone as specified. Verify that the contractor has all components on hand before setting up any traffic control system and that all components meet the specifications requirements. Refer to Section 5-1.20 Coordination with Other Entities, of the Standard Specifications, if applicable, and the special provisions. Additional signs ordered by the resident engineer are paid for as extra work. Verify the contractor installs the temporary no-passing zone signs if no-passing centerline pavement delineation is obliterated. Order repainting when needed. Verify the district traffic manager reviews a closure request for conflicts before approving it. Connect closures by extending the tangents. DISCLAIMER: Registering with Caltrans does not represent any express or implied promise by Caltrans to award emergency contracts now or in future. Restore all signs and signals to normal operation. Make sure the temporary automated end of queue warning system is in operation only during work, unless special provisions require one for 24 hours a day, 7 days a week for certain construction activities. Land Adjustment Plan, Angeles County Highway Maintenance . Know before you go : National Weather Service - Caltrans Social Media - Road Information or call 1-800-427-7623 - QuickMap Real-time Travel Information About Caltrans Contact Us ADA Certification Request ADA Compliant Documents Settings Translate Home Travel Work with Caltrans Extend the straight section, known as the tangent portion of the closure, to better position the taper. Inspect all traffic control devices to verify conformity with the specifications. Do not allow the use of epoxy adhesive to place pavement markers in areas where the removal of the pavement markers is required. When necessary, ask the contractor to adjust placement or message content of signs based on changing project or traffic conditions. Prohibit the use of traffic cones that have been damaged or coated with asphalt or other substances that prevent the cones from functioning as intended. 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