The traffic control system for flaggers should follow Sheet T13 of the. Consider sight distance for drivers because of temporary features such as falsework impeding view of traffic signal systems. Follow the districts instructions for distributing news releases. For guidelines on publicizing information, refer to Section 1-206, Relations With the Media and Traveling Public, of this manual. Do not allow the application of temporary pavement delineation over existing pavement delineation. The path must be stable, firm, and slip resistant. A desirable standard consists of full width lanes plus an effective width of constructed shoulder. Dirt is not an acceptable surface. For example, if the number of lanes is reduced and the direction changed, complete the lane drop before starting the alignment change. The objective of traffic control is to provide for worker protection and the safe passage of public trafficincluding bicycles, motorcycles, and pedestriansthrough and around the work zone with as little inconvenience and delay as possible. 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 additional funds are required during the life of the project, the resident engineer can transfer available contingency funds to state-furnished materials and servicesCOZEEP. Likewise, the resident engineer may transfer unused COZEEP funds to the contingency fund and use them for other purposes when 90 percent of the contract item work is completed. During night operations, the vehicles should have their headlights turned off and their hazard lights and flashing amber lights turned on. Also confirm it in writing using Form CEM-2103, COZEEP/MAZEEP Cancellation Form. Once contact is made, the CHP coordinator will return the completed cancellation form. 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. Invoices should include the agreement number and be submitted monthly in arrears, in triplicate, within 60 calendar days of date of service. Temporary pavement markers will not adhere to a cold in-place recycling surface. Closure Search County All Counties Selected Counties: Alameda Contra Costa Marin Napa San Francisco San Mateo Santa Clara Solano Sonoma Route (s) All Routes Selected Routes: 1 4 9 12 13 17 24 25 29 35 37 61 77 80 82 84 For their application, review the current California Manual on Uniform Traffic Control Devices (California MUTCD). Obtain required submittals for the systems in accordance with Section 87-14 Radar Speed Feedback Sign Systems, of the Standard Specifications. Midblock worksites should not cause pedestrians to skirt the worksite or make a midblock crossing. Municipal Code. The design phase of a project considers accommodating pedestrians through or around the work zone. Verify removal of any temporary delineation that conflicts with any subsequent or new traffic pattern for the area. 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. Systems affecting traffic only in one directionStart with the first device that the drivers will see as they enter the work zone (usually a Road Work Ahead sign). . The California Department of Transportation (Caltrans) and the California Office of Traffic Safety (OTS) today unveiled Safety Sam as their new safety cone mascot. Unless the contractor can provide a reasonably safe route that does not involve crossing the roadway, use appropriate advance signing to direct pedestrians to cross to the opposite side of the roadway. 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. View from List View from Map One Stop Shop Traveler Information link for Western US states: California, Oregon, Nevada and Washington. Remind the contractor of Americans with Disabilities Act requirements if the traffic control system will affect pedestrian traffic and a temporary pedestrian access route is needed. Look for such signs as broken delineators, skid marks, and tire marks on temporary railing, which indicate a potential need for improvement. They are not detectable by persons with visual disabilities. Flashing beacons shall be placed at the locations indicated for in size and shall be orange or fluorescent red-orange in color. Before work begins, carefully review the plans, specifications, closure charts, and sheets T9 through T17 of the Standard Plans. Review the contractors work plan for compliance with the requirements in Section 12-4.04, Temporary Pedestrian Access Routes, of the Standard Specifications. If a notice of change is received, attach a copy to your copy of the COZEEP daily report, and submit the original to the district COZEEP coordinator. Refer to Section 4-1202C (1a), "Lane Closure System," of this manual. Urgent, unpredictable situationsminor or of short durationcan arise during the work and should be addressed using engineering judgment. Include appropriate signage. LAKESIDE. The between the L tapers required for each closed traffic lane; Lane Closure Report for the week of 7/29/19 - 8/2/19 Inyo, Mono & Eastern Kern Counties - The California Department of Transportation (Caltrans) would like The district railroad liaison agent should report to the Public Utilities Commission any proposed detours that include an at-grade railroad crossing. The effectiveness of handling traffic through night construction depends on the contract plans and the details of the contractors activities. 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. The following COZEEP use criteria do not form an all-inclusive list. Critical work activities are those performed in a closure that would render any portion of the traveled way unsuitable for public traffic use. Discuss the contingency plan at the project partnering or preconstruction meeting. California code are designated by (CA). Determine the exact location of the temporary signs and when they are no longer needed for the direction of traffic. Verify the contractor installs the temporary no-passing zone signs if no-passing centerline pavement delineation is obliterated. Verify the contractor delineates a PCMS with a taper consisting of nine traffic cones. If a system shutdown occurs, planned or unplanned, the contractor should provide flaggers to control traffic until the traffic signals are functioning correctly. Lack of escape options increases the likelihood of motorist-involved accidents that will disrupt traffic flow. Caltrans can enforce contractor compliance with closure pickup deadlines in two ways: Caltrans can order a contractor to pick up a closure early if traffic delays become significant because of a project incident or activities outside the project area. In the transition, if physically possible, give the driver at least the same effective traversable roadway widthand preferably moreas on the approach roadway. Capital projectsif insufficient funds are available in both supplemental work funds and contingency funds, propose a fund request. Portable flashing beacons are measured and paid for at contract item price by the unit except when they are part of a traffic control system. Section 2-1, Safety, of this manual covers the responsibilities of the districts construction safety coordinator (CSC) who should periodically review the traffic handling for each project. Refer to Section 7-1.04, Public Safety, of the. The request may be processed under the G-12 process or require a California Transportation Commission supplemental vote. Provide notification of planned sidewalk closures. 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. Read More. Be aware that collision concentrations and inconvenience may occur with changes in direction, number of lanes, alignment, and speed. The following determine the safe speed of a vehicle: Design the temporary roadway for speeds consistent with the permanent roadway. Direct the contractor to provide PCMSs for use not otherwise provided for in the contract, with a minimum notice of 1 full working day. For a detailed discussion of acceptable temporary delineation methods, refer to Section 4-12, Temporary Traffic Control, of this manual. Channelizers are paid for by the unit. Do not permit any closures until the contractor submits this plan and it is authorized in accordance with the specifications. Depending on the complexity of the work or the magnitude of anticipated effects, a TMP may provide closure charts, standard special provisions for maintaining traffic, traffic control plans, andfor major projectsa separate comprehensive report. Every five minutes LCS reports all approved closures planned for the next 7 days, plus all current lane, ramp, and road closures due to maintenance, construction, special events, etc. 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. Welcome to Caltrans Planned Lane Closures The following reports are a public service of Caltrans. Treat the traffic lanethe path the car is intended to followas a critical element of the roadway. Verify channelizers used for temporary edge line delineation are predominantly orange and the surface- mounted type. Obtain the information of trained contractor representatives, including whether they will be requesting or providing a status of closures, or both. Verify the contractor installs Type P or Type R markers when required. 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. Acting as a resource for the resident engineer, construction engineer, DTM, and TMP manager during TMP implementation and reviewing the contractors construction contingency plan. Nighttime closures of two or more lanes on a freeway with three or more lanes of travel in the same direction. SEE NOTE 2 END ROAD WORK G20-2 B 100' 10-20-10 48" x 24" 237 Frequently, the plans for stage construction, detour, or traffic handling will require arrays of temporary crash cushion modules. Provides pedestrians with a reasonably safe, convenient, and accessible path that replicates, as nearly as practical, the most desirable characteristics of the existing sidewalks or footpaths. If sight distance is not adequate, contact the district traffic engineer for suggestions or recommendations. Providing for exit ramp traffic within the coned-off area may be difficult. Regulatory speed limit signing may be considered during work activities when workers are present on foot and have direct exposure to vehicular traffic. Drivers should be able to read the entire message at least two times before passing the sign. Construction activities such as night paving may be a deciding factor when the operation requires a large number of trucks into and out of the work area. A person with a visual disability traveling with the aid of a long cane must be able to detect it. 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. 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. Consider suspending work for the next shift until a written plan is provided to address future public safety. Impact attenuator vehicles are paid for as part of the contract item for the traffic control system. Require the contractor to set up an off-the-highway detour before closing all ramps in both directions of travel at the same interchange. Users include motorists, bicyclists, and pedestrians within the highway, including persons with disabilities, defined by the Americans with Disabilities Act of 1990 (ADA). Determine what construction area signs should be placed before work begins for the entire project and before each stage of the project. Verify that one type of crash cushion module is used for a single grouping or array. Reviewing periodically the traffic control setup for each work zone and discussing any deficiencies with the resident engineer. A maintaining traffic standard special provision allows assessing the contractor a contract payment deduction for the value of a traffic delay when the contractor exceeds the closure window. The activities would, therefore, cause the closure to remain past the time allowed in the closure charts. When pilot vehicles are used, radios are required. Verify that pedestrian facilities comply with the Americans with Disabilities Act. Category 1 devices include traffic cones, plastic traffic drums, portable delineators, and channelizers. Verify that the sign complies with the requirements of Section 12-3.32, "Portable Changeable Message Signs," of the Standard Specifications, including number of lines and characters in a line, display modes, power source, and devices to plumb and level the trailer. If advanced flaggers or additional flaggers are not shown or specified, then Caltrans pays 100 percent by change order. The records form may vary according to the magnitude and complexity of the subject. Confirm the contractor maintains barricades in good condition and keeps the reflective surfaces clean. The status in LCS will change to APPROVED. The LCS will notify the contractor by email of the approval or rejection. For details related to preconstruction conferences, refer to Section 5-003, Preconstruction Conferences with the Contractor, of this manual. flags for daytime closure. Cold storms bringing wind, rain and low-elevation snow heavy at times are forecast through early March. When multiple projects in one area occur at the same time, require contractors to coordinate their efforts by resolving schedule conflicts before submitting their schedules for closures, and verify there are no closure conflicts before implementation. When the work has safely progressed beyond the supplemental taper, remove the upstream taper and tangent. Verify the contractor protects Type K temporary railing blunt- ends within 15 feet of the edge of the traveled way with temporary crash cushions. QuickMap Know before you go. Section 7-1.04, Public Safety, requires that the contractor provide for the safety of the public during construction. 3. If this equality is not possible, confirm that the design speed differential is no more than 10 mph. These instances do not require formally approved plans. Inspect all traffic control devices to verify conformity with the specifications. Include the district TMP manager, the DTM, and the public information officer as appropriate in preconstruction or work planning meetings. Consider placing supplemental tapers within an existing closure. Other closures determined on a project-specific basis. Review Sections 12-4.04, Temporary Pedestrian Access Routes, and 16-2.02, Temporary Pedestrian Facilities, of the Standard Specifications for the temporary pedestrian facilities requirements. The contractor must submit a work plan and obtain authorization to proceed before starting work. Review the project plans and sheets T1A, T1B, and T2 of the Standard Plans. Show the design of the temporary roadway, including pedestrian and bicycle facilities, in the traffic control plan. If it becomes necessary to cancel the work, call the local CHP contact person listed in Part 4 of the task order as soon as possible. Daytime ramp closures do not usually need COZEEP. 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. Confirm the intended vehicle path is clearly visible. ROAD TYPE DISTANCE BETWEEN SIGNS A B C RURAL EXPRESSWAY / FREEWAY 100 350 500 1000 350 500 350 500 1500 2640 For speed of 45 mph or more, L = WS For speed of 40 mph or less, L = WS/60 * - For other offsets, use the following merging taper length formula for L: * URBAN - 25 mph OR LESS URBAN - MORE THAN 25 mph TO 40 mph URBAN - MORE THAN 40 . Generally such projects are intermediate type projects that cause minimal/moderate work zone impacts. Verify that the trailer bearing the sign can be leveled and that the sign operates within the required minimum and maximum heights. The cost of the contractors inventory of replacement sign materials is included in the contract price for construction area signs. Supporting justification for use or nonuse of COZEEP should be documented in Category 21, Construction or Maintenance Zone Enhanced Enforcement Program, of the project files. Compare the traffic control plan to site conditions. Verify the contractor cements the bases of channelizers used for temporary edge line delineation as specified. Reviewing the needs and control of all road users is an essential part of highway construction, utility work, maintenance operations, and the management of traffic incidents through a work zone. If automated flagger assistance devices (AFAD) bid item is not shown on the bid item list, providing AFAD is change order work. Verify temporary pavement markers comply with Section 81-3, Pavement Markers, of the Standard Specifications, except for the waiting period before placing pavement markers on new asphalt concrete. Do not allow the contractor to mix different types of temporary traffic control devices on the same alignment. Obtain from the contractor, the completed Form CEM-2311, Temporary Pedestrian Access Route Contractor Compliance Report, within 2 business days after construction of a temporary pedestrian access route. Evaluate the COZEEP use criteria for complete highway closures and nighttime closures of one or more lanes on multilane highways. Verify that the contractor is prepared to comply with TMPs related to work performance. Operation work schedule with a timeline set at 20-minute intervals. Verify the pavement is clean and dry and the contractor places the channelizers during conditions that meet the required temperatures. Confirm temporary flashing beacon systems comply with the requirements in Section 12-3.34, Temporary Flashing Beacon Systems, of the Standard Specifications. When estimating COZEEP hours, take the following CHP operating policies into account: The detail estimate will show the initial funding level provided for COZEEP as supplemental funds for state-furnished materials and services. Routinely inspect temporary pedestrian facilities for compliance. Consider use of changeable message signs in advance of the work, in addition to the signs and warning devices shown on the plans for traffic control systems. Confirm that AFAD are placed in accordance with the plans and where clearly visible to the AFAD operator and to approaching traffic. The contractor develops a construction contingency plan to identify activities, equipment, processes, and materials that may delay reopening of closures in the event of failure or breakage. Verify contractors are assigning personnel and maintaining closures in accordance with the T Series Standard Plans. Additional devices are placed in sequence, moving in the direction of the traffic flow. In accordance with the agreement, cancellations received less than 24 hours before work is to begin will be charged a cancellation fee of $50. Payment is computed as extra work. The contract item for the traffic control system includes payment for portable signs, cones, delineators, and flashing arrow signs as shown on the plans for the traffic control system and impact attenuator vehicle. Refer to Part 6, Chapter 6D, "Pedestrian and Worker Safety," of the California MUTCD. Refer to Section 8-1.06, Suspensions, of the. Make sure that portable transverse rumble strips are placed before closing the lane to traffic. Caltrans lane closure charts. Click on the Nextbutton at the bottom right to go to the next slide. Field adjustments to the traffic handling plans are frequent occurrences. When it is not possible to maintain a width of 60 inches, provide a 60-by-60inch passing space at least every 200 feet to allow individuals in wheelchairs to pass. Verify that garments worn by the contractor's staff comply at least with ANSI 107-2004 Class 3. The public distribution of the environmental document includes local businesses that may be affected and notifies them of any public hearing. Avoid blinding drivers in approaching vehicles when adequately lighting work areas. The cost estimate should include an estimated number of COZEEP service hours and travel time converted into an equivalent dollar cost. Remind the contractor to notify the regional notification centers before digging for the installation of signposts. The railroad company should be represented at a preconstruction meeting to discuss the schedule of work over or near railroad facilities. When necessary, ask the contractor to adjust placement or message content of signs based on changing project or traffic conditions. Obtain a copy of the manufacturers instructions for the portable transverse rumble strips. It is important to plan which personnel, signage, and equipment will be required to implement the traffic control system. 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. Maintenance funded projectson maintenance projects, obtain additional funding through a request to the district Maintenance Unit. Strategies that may result in a net reduction of overall delay for motorists include full facility closures, extended weekend closures, continuous weekday closures, A+B contract specifications, and performance-based, traffic-handling specifications. File completed ADA compliance reports in Category 23, Temporary Pedestrian Access Routes, of the project files. Do not allow the use of commercial pallets that exceed the maximum height. To implement COZEEP, use the guidelines below, intended to apply COZEEP resources more uniformly throughout the state. Clearly identify early-finish and late-finish milestones for every major activity. Chapter 2: Safety and Traffic, Section 2: Traffic. PCMS can be used in place of an advance flagger to remove workers from the roadway to improve worker safety from traffic. Check that the sign complies with the visibility and legibility requirements. Remember that the motorist has no knowledge of the traffic control plan and is entirely dependent on the system for warning and guidance. 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. The specifications require temporary traffic screen to have 3-foot-long openings spaced at 200-foot intervals. Check that the attenuator meets the test level requirement for the posted speed limit. They are absolute. 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. The Department has standardized its road and lane closure reporting into a statewide Lane Closure System (LCS). Significant traffic effectan individual traffic delay of 30 minutes or more above normal travel time during recurring congestion on the existing facility. 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. The closure will impact southbound Highway 70 between Woodruff Lane and Laurellen Road starting from 8 p.m. Friday (April 9) until 5 a.m. Monday (April 12). Once assigned to the project, do the following: When others administer the contract, oversight of traffic through and around a work zone involves overseeing and working with the local agency or private entitys resident engineer. Do not use tape, rope, or plastic chain strung between devices as controls for pedestrian movements. Do not allow the use of a damaged impact attenuator vehicle. When planning for pedestrians in work zones, verify that the contractor does the following: When existing pedestrian facilities are disrupted, closed, or relocated, the temporary facilities should be detectable and include accessibility features consistent with those in the existing pedestrian facility. The contractor is responsible for the replacement expenses. Section 4-73, Concrete Curbs and Sidewalks, of this manual provides policies and procedures for those facilities. 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. 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. Verify construction area signs are from a commercial sign manufacturer and have a Type 3 or higher grade retroreflective sheeting. Visit Quickmap@dot.ca.gov for latest road info. Inspect Category 2 temporary traffic control devices to confirm they are labeled with the FHWA acceptance letter code and the name of the manufacturer. The project engineer should consult with the resident engineer to determine which specific construction operations should use COZEEP and use that as the basis of the initial funding. Create a physical facility that will encourage motorists to appropriately guide their vehicles on the intended path of travel and make it possible for the vehicle to perform as intended. Where possible, compensate for a required reduction of one by an improvement of another. This will be paid under a contract bid item. Closures are reported and managed using the web-based Lane Closure System (LCS) Mobile application. 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 Economy will be a factor only as necessary to obtain balance between benefits and resources. TMP strategies are designed to maintain additional delays below this maximum threshold, that is, less than 15 or 20 minutes. Consider these details: https://dot.ca.gov/programs/construction/publications. Use the most current edition of the American Traffic Safety Services Association (ATSSA) publication Quality Guidelines for Temporary Traffic Control Devices and Features to confirm acceptability of traffic control devices. Workers may operate vehicles opposite the flow of traffic inside a closed lane only with the prior authorization of the resident engineer. The Angeles CREST Highway (SR-2) is in the jurisdiction of Caltrans. An inevitable degree of mismatch between the old and new surfaces creates a slight discontinuity that may cause a car to lurch or swerve. Road closures and delays are subject to change due to weather. Maintaining such closures is a full-time assignment, and the assigned worker should have no other duty. Verify portable radar speed feedback sign systems comply with the requirements in Section 12-3.37 Portable Radar Speed Feedback Sign Systems of the Standard Specifications. Refer to Part 6, Chapter 6D, "Pedestrian and Worker Safety," of the California MUTCD. Verify that the contractor uses the LCS Mobile website to status closures in a timely manner. The contract item for a temporary flashing beacon system, commonly bid as furnish-each or furnish-lump sum, includes all costs for placement, operation, maintenance, relocation, and removal of the system. Verify that the contractor provides a Type 1 or Type 2 for each closure as shown on Standard Plan T26 and T27, respectively.
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