caltrans lane closure charts

Look for such signs as broken delineators, skid marks, and tire marks on temporary railing, which indicate a potential need for improvement. The activities would, therefore, cause the closure to remain past the time allowed in the closure charts. Verify that the pavement was not damaged during removal. The Transportation Management Plan Guidelines describe the roles and responsibilities of the construction traffic manager who works in cooperation with the CSC. Category 3 devices include crash cushions, impact attenuator vehicles, temporary railing, temporary barrier, and end treatments for temporary railings and barriers. Confirm full implementation of approved TMPs in close coordination with the DTM so that the disruption to the traveling public is minimized. Confirm supporting steel pipes are placed on the traffic side of the screen so that if a panel becomes dislodged, the plywood will fall away from traffic. Confirm that the contractors are coordinating placement and pickup of the closure so that the traffic control system is maintained in accordance with the. They require lane closure charts that specify when and how many lanes may be closed for construction. Avoid these difficulties by bringing the temporary surfacing back onto the existing highway in a square joint. 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. Temporary traffic control devices are divided into categories: The condition of temporary traffic control devices should comply with the most current edition of the American Traffic Safety Services Association (ATSSA) publication Quality Guidelines for Temporary Traffic Control Devices and Features. If there are questions as to flagger competency, contact your construction safety coordinator to have them come and observe the flagging operation. 4-1202C (1a) Lane Closure System 4-1202C (2) Temporary Pedestrian Access Routes 4-1202C (3) Bridge Cleaning and Painting Activities 4-1202D Temporary Pavement Delineation 4-1202D (1) Temporary Pavement Markers 4-1203 During the Course of Work 4-1203A Flagging 4-1203B Temporary Traffic Control Devices 4-1203B (1) Traffic Cones Lane Closures Emergency closures can be searched under District or Statewide. Administration of traffic control may be delegated to another person assigned to the project. If the contractor cannot address the traffic safety issue and it is not safe to suspend the work, request that the contractor take all steps necessary to provide for traffic safety and allow only the work to continue that had started at the time the issue was recognized. Temporary pavement markers will not adhere to a cold in-place recycling surface. A pedestrian traffic handling plan may be required if the contract plans do not identify the affected facility. Maintain a width of 60 inches throughout the length of the pedestrian pathway. The contingency plan identifies alternative or additional equipment, materials, or workers necessary to allow continuing activities and on-time reopening of closures if a problem occurs. When the officer or officers arrive at the project site, the senior CHP uniformed officer will check in with the Caltrans project supervisor who should initiate Form CEM-2101, COZEEP Daily Report. The daily report number will also be the project identifier number. 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. Flash flooding and mudslides have closed some stretches on I- 5 and SR-58. 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. Document this inspection in the daily report; indicate weather, traffic conditions, and time of inspection. The request may be processed under the G-12 process or require a California Transportation Commission supplemental vote. Verify temporary flashing beacon systems are relocated as work progresses according to the specifications. Periodically review the portable signal system to document its maintenance. Some districts have adopted a practice of providing motorists additional warning by displaying information a mile or more in advance of the closure using portable or fixed changeable message signs. the lane closure unless the end of work area is obvious or A G20-2 "END ROAD WORK" sign shall be placed at the end of lane closure during hours of darkness. Work with the DTM to verify that project activities conform to the TMP, contingency plans are implemented when necessary, and disruption to the traveling public is minimized and does not exceed limits established in the TMP. Verify there is enough shoulder width before allowing the use of an impact attenuator vehicle for placement and removal of components on two-lane, two-way highways. Ask the contractor to remove nonoperating portable message signs from the job site away from traffic or protect it in accordance with Section 7-1.04 Public Safety, of the Standard Specifications. The effectiveness of handling traffic through night construction depends on the contract plans and the details of the contractors activities. Extend entrance ramps through the closed lane by projecting the left shoulder line. Be aggressive in seeking changes to improve the situation. During the project initiation or planning stage, Caltrans considers TMP measures with associated road user costs and additional construction costs to the fullest extent feasible. If the contractors activities interfere with vehicular or pedestrian traffic, contact the contractor and request correction of the deficiency. A contractors failure to perform is cause to suspend work. 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. Whenever possible, allow traffic to have continued full use of the existing facilities. To enhance night visibility, delineate material, equipment, excavations, or obstructions 15 feet or more from the traveled way. Anticipated cooling times needed for asphalt concrete pavements before opening a lane, shoulder, or ramp to public traffic. Any activity requiring a full roadway closure, Rapid-strength concrete operations, including concrete slab replacement, Roadway excavations that encroach on the traveled way and are not protected by K-rail, Cold planing hot mix asphalt for depths of 2 inches or greater, Asphalt or concrete pavement sealing operations, Placement of reinforcing steel or structural members, Falsework erection or removal, including adjustments. Call (805) 781-5252 | Caltrans Road Information | Open LIST in New Tab | Open MAP in New Tab PLEASE REMEMBER TO SLOW DOWN WHEN DRIVING THROUGH WORK ZONES AND ALLOW ADDITIONAL TIME WHEN TRAVELING THROUGH THE AFFECTED AREA List of Road Closures - Open List in New Tab of the lane closure unless the end of work area is 48" x 24" as appropriate, shall be placed at the end A G20-2 "END ROAD WORK" sign, with minimum size of the locations indicated for lane closure during Each flag shall be at least 16" x 16" in size with at least two flags for daytime closure. 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. Refer to Section 4-1202C (1a), Lane Closure System, of this manual. If a change order is needed to add a permanent facility, contact the district Design Unit to develop plans. Provide the following information to the district railroad liaison agent who will forward it to the Public Utilities Commission: If construction involves structure work, send a copy of the above information to Structure Design. Compensation for flaggers shown on the contract plans, including advanced flaggers and additional flaggers will be included in the bid item for traffic control system. Welcome to the official Facebook Page of Caltrans District 1! Night construction activities, such as replacing pavement slab, replacing bridge joint seals, and replacing pavement markers, that can create an unexpected condition for driverseven those familiar with the highway. Confirm the sign is placed where it is most visible to approaching motorists. Include these considerations for conditions requiring minor changes in the field: The following guidelines apply to crossover transitions: For temporary modifications of existing ramps, review acceleration and deceleration lanes. Verify staking of railing according to sheet T3B of the Standard Plans. Refer to Section 4-1203B (14), Portable Changeable Message Signs, of this manual. The design phase of a project considers accommodating pedestrians through or around the work zone. Verify that the contractor has assigned a dedicated person to full time maintenance of traffic control as required by the. Retroreflective sheeting on channelizers. 18h. Record inspection dates and conditions observed in the project records. Confirm that advance warning signs for the new taper are located correctly. If an impasse occurs, the district COZEEP coordinator and the designated CHP division office contact should act as the second level of review. Anticipate needs for special treatments such as lighting. If a system shutdown occurs, planned or unplanned, the contractor should provide flaggers to control traffic until the traffic signals are functioning correctly. When pedestrians are routed adjacent to live traffic, provide barrier protection to prevent vehicles from entering the pedestrian facility. Observe the flagging operation to verify that flaggers are using the correct procedures for directing motorists in accordance with California Code of Regulations, Title 8, Section 1599,(8 CCR 1599) Flaggers, and Chapter 6E, Flagger Control, of the California MUTCD. Obtain required submittals for the systems in accordance with Section 87-14 Radar Speed Feedback Sign Systems, of the Standard Specifications. 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. Confirm the intended vehicle path is clearly visible. 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. caltrans. Confirm that AFAD are placed in accordance with the plans and where clearly visible to the AFAD operator and to approaching traffic. Lane Closure System (LCS) Mobile Statusing Instructions This training will take approximately 30 minutes to complete. Traffic Control Plans (TCP) and/or Detour Plans are reviewed and managed by the Right of Way Management Section and are required for all construction work within the road right of way which modifies vehicular, bicycle and/or pedestrian traffic patterns and are necessary to ensure the safe and efficient movement of traffic through construction

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