caltrans lane closure charts
Unstable snow conditions have prompted closure of Highway 32 between Humboldt Rd in the Lomo area of Butte County and the Highway 36 junction in Tehama. These instances do not require formally approved plans. Stationary closures on a traffic lane are 10-97 before placing the first cone on the traffic lane, and 10-98 after removing all the cones from the traffic lane. Verify no-passing zone signs are removed when no longer required. In the transition, if physically possible, give the driver at least the same effective traversable roadway widthand preferably moreas on the approach roadway. Review the project for indications of driving difficulty. If the contractors activities interfere with vehicular or pedestrian traffic, contact the contractor and request correction of the deficiency. Allow only the use of sandbags when it is necessary to weigh down sign standards to prevent the wind from overturning them. 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. The project has sufficient funds available to pay for the CHP support. Compare the traffic control plan to site conditions. Extend the straight section, known as the tangent portion of the closure, to better position the taper. Impact attenuator vehicles are paid for as part of the contract item for the traffic control system. The public distribution of the environmental document includes local businesses that may be affected and notifies them of any public hearing. Provide the contractor with the internet link to access the LCS web-based training. Click on any marker to get project details as of March 1, 2023. In Part 4, identify a Caltrans project supervisor, usually the resident engineer or an assistant resident engineer. The special provisions provide detail for railroad requirements including contractors responsibilities with the railroads to move materials or equipment within the limits of the railroad property. Lane widths should be consistent with the widths of the approach roadway. Take the following steps before work begins: Discuss any flagging operation with the contractor before the operation begins. Automated flagger assistance devices (AFAD) can be used in place of flagger to remove workers from the roadway to improve worker safety from traffic. Key personnel involved in traffic control have responsibilities as follows. Remind the contractor of the requirement to complete the LCS web-based training. Caltrans lane closure charts jackett animecrickett 22 scope Lane closure charts will show the number of lanes required during different hours of the day. The design and construction at the contractors expense, when the contractors means and methods require the closure of an existing pedestrian route. Construction signs should be covered or removed whenever they no longer serve a purpose. These Standard Specifications sections apply to pedestrian facilities: Verify that the contractor adheres to the following: At the preconstruction conference, discuss the need for temporary pedestrian facilities and ADA requirements. Basic instructions usually apply more to the planning and design phase of a project, but they also help provide construction personnel with basic concepts for safe and efficient traffic flow through a highway construction project. Review the requests to avoid oversights and overbooking. Generally, the district traffic operations office is responsible for this review activity. Inspect Category 2 temporary traffic control devices to confirm they are labeled with the FHWA acceptance letter code and the name of the manufacturer. 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. Do not use the contract item for temporary crash cushion modules to pay for temporary crash cushion modules that are placed to fulfill the requirements of the Public Safety section. Glare conditions in rain, at night, or when facing the rising or setting sun may affect driver decisions. Provide hand railings on each side of pedestrian walkways as necessary to protect pedestrian traffic from construction operation hazards. Do not allow the use of power from private parties to power the temporary signal system. Verify the contractor protects Type K temporary railing blunt- ends within 15 feet of the edge of the traveled way with temporary crash cushions. You may also consult the district Traffic Operations office. Refer to Part 6, Section 6H, Typical Applications, and figures 6H-28 and 6H-29 of the California MUTCD. Lane Closures Emergency closures can be searched under District or Statewide. Live Traffic Cameras View live traffic conditions by regions and areas. Keep the projects completion dates current in the LCS. 1-800-427-7623 for current highway conditions. 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. Determine the methods and equipment the contractor will use for closing lanes, ramps, and roadways, and for flagging and controlling one-way traffic. Verify that Category 3 temporary traffic control devices are on the Authorized Material List for Highway Safety Features. Retain documentation of these reviews in Category 6, Safety, of the project records. Confirm full implementation of approved TMPs in close coordination with the DTM so that the disruption to the traveling public is minimized. Verify that temporary traffic stripe tape for use more than 14 days is applied according to the specifications, and temporary traffic stripe tape to remain in use 14 days or less is applied according to the manufacturers instructions. Dated notations or revisions to plans may be helpful. Verify temporary flashing beacon systems are relocated as work progresses according to the specifications. Confirm portable signal systems comply with the requirements in Section 12-3.33, Portable Signal Systems, of the Standard Specifications. View from List View from Map One Stop Shop Traveler Information link for Western US states: California, Oregon, Nevada and Washington. In many cases, placing a PCMS behind existing guard railing will protect it. Review Section 12-3.11, Construction Area Signs, of the Standard Specifications for additional requirements. To provide extra maneuvering room, provide wider lanes or additional surfaced shoulder width in transitions and critical alignment. The request may be processed under the G-12 process or require a California Transportation Commission supplemental vote. If the opening has a drop off behind it that might present a hazard to the public, document in the resident engineers daily report an exception to the Standard Plans note and have the contractor close the gap for public safety purposes. Complete training in one sitting. Require the contractor to set up an off-the-highway detour before closing all ramps in both directions of travel at the same interchange. Refer to the Oversight Resident Engineer Guidelines, Sections 3.2.2(d), Safety, and 5.2.1, Encroachment Permit, for further guidance. In addition, it is recommended that Construction field staff take the online training every 3 years as a refresher. Verify the traveled way is free of obstructions and residue before opening the area to traffic. Confirm the contractor installs a reflector on each rail unit placed within 10 feet of a traffic lane. Municipal Code. Form CEM-2303, Temporary Pedestrian Access Route Sidewalk Detour Inspection Report, may be used by the engineer and the contractor to report weekly inspections if the temporary pedestrian access route is provided using an existing pedestrian route. The resident engineer may accept use of contractor-proposed devices on the Authorized Material List for Highway Safety Features. Use an appropriate material, such as asphalt concrete, for the surface of all roadways and detours, except very temporary or minor facilities. Review the contractors work plan for compliance with the requirements in Section 12-4.04, Temporary Pedestrian Access Routes, of the Standard Specifications. Periodic project safety reviews should note deficient areas and provide recommendations for the contractor to correct those deficiencies. Verify telescoping flag trees are from a commercial-quality material manufacturer. Obtain self-certification using Form TR-0030, "Work Zone Category 1 Temporary Traffic Control Device Certificate of Crashworthiness," from the contractor. When crossovers require the removal of median barriers or protective devices, review conditions and, where possible, maintain the integrity of the remaining portions of the devices. The reviewer should determine that the plan can be implemented and that it adequately facilitates the movement of trafficincluding bicycles, motorcycles, and pedestrians. A desirable standard consists of full width lanes plus an effective width of constructed shoulder. Check railing alignment for any substantial offset to each other. Temporary full freeway closures of all lanes in the same direction of travel. 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. To enhance night visibility, delineate material, equipment, excavations, or obstructions 15 feet or more from the traveled way. Try to eliminate surprise elements from temporary roadways. The following guidelines are for measuring and paying for various traffic control devices for construction areas. For example, if the number of lanes is reduced and the direction changed, complete the lane drop before starting the alignment change. Review the submittal for any Type 3 barricade to be used as sign support for crashworthiness to the Transportation Research Boards NCHRP Report 350 criteria or the American Association of State Highway and Transportation Officials (AASHTOs) Manual for Assessing Safety Hardware (MASH) as a single unit with a sign panel of the size and type used on the project. If a system shutdown occurs, planned or unplanned, the contractor should provide flaggers to control traffic until the traffic signals are functioning correctly. The change order that authorizes the extra work should reflect these costs. The CHP sorts and subtotals the COZEEP service summary by project, including cost information. The Transportation Management Plan Guidelines describe the roles and responsibilities of the construction traffic manager who works in cooperation with the CSC. A G20-2 "END ROAD WORK" sign, as appropriate, shall be placed at the end of the lane closure unless the end of work area is obvious or ends within a larger project's limits. District Construction should request an impact study for proposed prolonged ramp closures not formally considered in the planning or design phase. 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. 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 COZEEP coordinator must verify invoices received from CHP against the tracking expenditures spreadsheet. Caltrans is working to clear the roads in order to reopen them. At the preconstruction conference, discuss the traffic control plan with the contractor. Caltrans and the CHP have an interagency agreement that is the basis for the Construction Zone Enhanced Enforcement Program (COZEEP). Obtain the information of trained contractor representatives, including whether they will be requesting or providing a status of closures, or both. 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 Verify the signs are properly aimed at approaching traffic. During construction, district construction directs the implementation of TMP elements that are part of the contract or encroachment permit. 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. For details related to preconstruction conferences, refer to Sections 5-002, Preconstruction Conference with Caltrans Personnel, and 5-003, Preconstruction Conference with the Contractor, of this manual. Show the design of the temporary roadway, including pedestrian and bicycle facilities, in the traffic control plan. flags for daytime closure. Extend exit ramp tapers back through the closure as an extension of the ramps shoulder line. Verify that pallet height is 4 inches or less. Verify the contractor delineates a PCMS with a taper consisting of nine traffic cones. Achieving this transition is worthwhile, even though it may extend the traffic control system farther than the minimum necessary to clear the work zone. When construction affects the pedestrian facility, the contractor should maintain a continuous unobstructed path connecting existing accessible elements, such as parking lots, or bus stops through the project. To protect the highway during construction, improvement, or maintenance operations. Samples of activities that may require a contingency plan: A construction contingency plan describes: The contractor verifies or updates the contingency plan at the same time as submitting the written schedule of planned closures. Verify that the contractor constructs permanent new facilities and alterations to existing facilities in accordance with the contract plans and specifications. Tweets by @caltransdist6. M1. 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. 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. The contractor compliance report forms are available at: Verify the flashing arrow sign trailer can be leveled and plumbed. Operation work schedule with a timeline set at 20-minute intervals. The railroad company should be represented at a preconstruction meeting to discuss the schedule of work over or near railroad facilities. Serves as a liaison between Construction, the DTM, and the TMP manager. Under the agreement, Caltrans pays the CHP for furnishing officers and cars for construction zones. Verify that the contractor schedules and conducts a meeting to discuss the operation of impact attenuator vehicle as required under Section 12-3.23A(4), Quality Assurance, of the Standard Specifications. 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. 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. Welcome to the official Facebook Page of Caltrans District 1! When full use is not possible, accommodate traffic by verifying a continuous roadway throughout the length of the project, achieved by using one or a combination of the following: The newly constructed highway or portions of it, A detour where traffic, including pedestrians and bicycles, is diverted over a temporary roadway, Passage of traffic through the work in progress. Check sign posts to confirm compliance with breakaway features. The resident engineer must track COZEEP hours used and estimate expenditures each month. For nighttime operations for contractor staff, the law recommends but does not require ANSI 107-2004 Class 3 garments. Consider sight distance for drivers because of temporary features such as falsework impeding view of traffic signal systems. Encroachment permit provisions require the permittee to pick up a closure early without compensation. Before making a decision to approve a change order that would result in a prolonged ramp closure, weigh the results of the study with factors, such as construction costs, travel costs, delay, and safety. At no time should a U-turn be permitted in traffic. Use the standard formula for taper length shown in the California MUTCD or in the projects traffic control plan details. The traffic control plan should be appropriate for anticipated conditions that may occur during construction. Type K temporary railing placed within 10 feet of a traffic lane requires a reflector on each rail unit. During the preconstruction conference, discuss: https://dot.ca.gov/programs/construction/forms. Construction staff needs to complete the job-related temporary pedestrian facilities training within 6 months of assignment to inspect or administer contracts if they have not taken the online training within the previous 3 years. Dansher Rd. Order repainting when needed. Require ballast for drums according to manufacturer specifications. Temporary crash cushions may be installed on wooden pallets as an option. Coordinate with the district public information office to provide the public with information on planned project road closures, new road openings, traffic rerouting, and changes in traffic conditions. Significant traffic effectan individual traffic delay of 30 minutes or more above normal travel time during recurring congestion on the existing facility. Document why an item does not comply with the ADA checklist in Category 46, Assistant Resident Engineers Daily Reports, of the project records. Obtain required submittals for the systems in accordance with Section 87-14 Radar Speed Feedback Sign Systems, of the Standard Specifications. During routine visits to the project, construction engineers should also review signing, delineation, construction contingency plans, and general traffic handling. Request an impact study for ramp closures of short duration where the possibility of adverse results or sufficient public concern exists to identify effects on adjacent businesses. For the use of amber flashing lights and for driving and parking in a closed lane at night, refer to the, Verify all equipment is visible to traffic as required by the California Code of Regulations, Title 8 (8 CCR), Industrial Relations., Review closure layouts for visibility and effectiveness. 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. 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. Providing for exit ramp traffic within the coned-off area may be difficult. Confirm the contractor submits a schedule of planned closures in advance as required by Section 12-4.02A(3), Submittals, of the Standard Specifications. Verify that the contractor is prepared to comply with TMPs related to work performance. Confirm the intended vehicle path is clearly visible. Verify the channelizers post is predominantly orange. 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. If you accept a closure request, the status will change to PENDING. If you reject a closure request, LCS will send the contractor an email asking for a correction and resubmission. Verify the proper types of flashing arrow signs are used. If the proposed materials have been previously used, check them for acceptability listed in the ATSSA publication. If you cannot contact the local CHP coordinator in advance and the officer reports for duty, the fee will be equal to 4 hours of overtime pay and mileage incurred, if any. 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. Contract managers direct their respective separate contracts or agreements, such as for rideshare activities, transit activities, and public awareness campaigns. The LCS will send the contractors employees a unique password by email after the accounts are created. Use Form CEM-2302, Temporary Pedestrian Access Route Weekly Inspection Report, to document that TPARs are maintained in compliance during the course of work. The CHP coordinator at the local CHP area office will complete, sign, and return the form to the Caltrans construction office. If they dont, the Standard Special Provisions govern. GIS Maps. Verify the crash cushion array is in place before opening traffic lanes adjacent to the protected obstacle. 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. Caltrans. The CSC should document the reviews in the project records and discuss concerns about the traffic control plan or traffic safety with the construction engineer, traffic engineer, and resident engineer. If the cancellation form indicates a fee is being charged, retain the form in the project records under Category 21, Construction or Maintenance Zone Enhanced Enforcement Program, and send a copy to the district COZEEP coordinator. 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. The following are some possible installation procedures that may be used by the contractor, depending on the situation in which the system will be used: After installation and when the inspector is available, make a drive-through inspection of the system. Caltrans contracts, procedures, and guidelines form the basis for traffic-control measures throughout its construction projects and establish a baseline for operations statewide. If sight distance is not adequate, contact the district traffic engineer for suggestions or recommendations. SEE NOTE 2 END ROAD WORK G20-2 B 100' 10-20-10 48" x 24" 237 Depending on the project conditions, the contractor may use the RSP T30 to T34 of the Revised Standard Plans as a baseline for designing and constructing a TPAR. Verify temporary pavement delineation is maintained until it is replaced with the permanent pavement delineation. 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. California code are designated by (CA). Verify that traffic handling devices meet the visibility and legibility requirements. Request a certificate of compliance for Type K temporary railing. Each advance warning sign shall be equipped Do not use a reduced regulatory speed limit as a substitute for other means of creating a safe roadway. Most parts are self-explanatory. Verify that the contractor installs, relocates, covers, and removes signs as required. Camino, CA 95709 Include compensation or credit in the change order when an ordered change in the work affects the contract item for the traffic control system. The following determine the safe speed of a vehicle: Design the temporary roadway for speeds consistent with the permanent roadway. The cost of providing flaggers is included in the bid item cost for portable signal systems. Confirm the signs display only pre-approved messages and that the messages conform to the Changeable Message Sign Guidelines, and district and Caltrans policy. Before opening lanes to traffic, remove or obliterate all conflicting traffic stripes and markings. Verify signs to be used comply with the specification requirements. If the equipment, materials, or workers are not onsite, the contingency plan specifies the method of mobilizing these items and personnel, and the time required to complete the mobilization. Check with the COZEEP coordinator to determine location of the nearest CHP office that will be supporting your project. 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.
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