M 41-10 Page 8-135 Temporary Pavement Markings 8-238-23 Temporary Pavement Markings
8-23.1 Description
The Work consists of furnishing and installing temporary pavement markings. Temporary pavement markings shall be provided where noted in the Plans and for all lane shifts and detours resulting from construction activities; or when permanent markings are removed because of construction operations. Any conflicting pavement markings shall be removed in accordance with Section 8-22.3(6) .
8-23.2 Materials
Materials for temporary markings shall be paint, plastic, tape, raised pavement markers or flexible raised pavement markers. Materials for pavement markings shall meet the following requirements: Raised Pavement Marker 9-21 Temporary Marking Paint 9-34.2(6) Plastic 9-34.3 Glass Beads for Pavement Marking Materials 9-34.4 Temporary Pavement Marking Tape 9-34.5 Temporary Flexible Raised Pavement Markers 9-34.6
8-23.3 Construction Requirements
8-23.3(1) General
The Contractor shall select the type of pavement marking material in accordance with the Contract.
8-23.3(2) Preliminary Spotting
All preliminary layout and marking in preparation for application and the application and removal of temporary pavement markings shall be the responsibility of the Contractor.
8-23.3(3) Preparation of Roadway Surface
Surface preparation for temporary pavement markings shall be in accordance with the manufacturer’s recommendations.
8-23.3(4) Pavement Marking Application
8-23.3(4)A Temporary Pavement Markings – Short Duration
Temporary pavement markings – short duration shall be in accordance with the Standard Plans and meet the following requirements: Temporary Center Line – A BROKEN line used to delineate adjacent lanes of traffic moving in opposite directions. The broken pattern shall be based on a 40-foot unit, consisting of a 4-foot line with a 36-foot gap if paint or tape is used. If temporary raised pavement markers are used, the pattern shall be based on a 40-foot unit, consisting of a grouping of three temporary raised pavement markers, each spaced 3 feet apart, with a 34 foot gap. Temporary Edge Line – A SOLID line used on the edges of Traveled Way. The line shall be continuous if paint or tape is used. If temporary raised pavement markers are used, the line shall consist of markers installed continuously at 5-foot spacings. Temporary Lane Line – A BROKEN line used to delineate adjacent lanes with traffic traveling in the same direction. The broken pattern shall be based on a 40-foot unit, consisting of a 4-foot line with a 36-foot gap, if paint or tape is used. If temporary raised pavement markers are used, the pattern shall be based on a 40-foot unit, consisting of a grouping of three temporary raised pavement markers, each spaced 3 feet apart, with a 34 foot gap. Page 8-136 M 41-10
8-23 Temporary Pavement MarkingsTemporary Miscellaneous Pavement Markings – A solid symbol or linear marking for
traffic arrows, HOV lane symbols, and other markings made with white paint or tape. Symbols should mimic those shown in the Standard Plans . Temporary Stop Line – A solid transverse line made with white paint or tape in accordance with the Standard Plans . Temporary Crosswalk Line – Solid transverse lines made with white paint or tape in accordance with the Standard Plans . Lane line and right edge line shall be white in color. Center line and left edge line shall be yellow in color. Edge Lines shall be installed only if specifically required in the Contract. All temporary pavement markings shall be retroreflective.
8-23.3(4)A1 Temporary Pavement Marking Paint
Paint used for short duration temporary pavement markings shall be applied in one application at a thickness of 15 mils or 108 square feet per gallon. Glass beads shall be in accordance with Section 8-22.3(3)G .
8-23.3(4)A2 Temporary Pavement Marking Tape
Application of temporary pavement marking tape shall be in conformance with the manufacturer’s recommendations. Black mask pavement marking tape shall mask the existing line in its entirety.
8-23.3(4)A3 Temporary Raised Pavement Markers
Temporary raised pavement markers are not allowed on bituminous surface treatments.
8-23.3(4)A4 Temporary Flexible Raised Pavement Markers
Flexible raised pavement markers are required for new applications of bituminous surface treatments. Flexible raised pavement markers are not allowed on other pavement types unless otherwise specified or approved by the Engineer. Flexible raised pavement markers shall be installed with the protective cover in place. The cover shall be removed immediately after spraying asphaltic material.
8-23.3(4)B Temporary Pavement Markings – Long Duration
Temporary pavement markings – long duration shall be in accordance with the Standard Plans and shall meet the following requirements: Temporary Center Line – A BROKEN line used to delineate adjacent lanes of traffic moving in opposite directions. The broken pattern shall be based on a 40-foot unit, consisting of a 10-foot line with a 30-foot gap of paint or tape. Temporary Edge Line – A SOLID line used on the edges of Traveled Way. The line shall be continuous paint or tape. Temporary Lane Line – A BROKEN line used to delineate adjacent lanes with traffic traveling in the same direction. The broken pattern shall be based on a 40-foot unit, consisting of a 10-foot line with a 30-foot gap, of paint or tape. Temporary Miscellaneous Pavement Markings – A solid symbol or linear marking in accordance with the standard plans for traffic arrows, HOV lane symbols, and other markings made in accordance with the Standard Plans with white paint or tape. Temporary Stop Line – A solid transverse line made with white paint or tape in accordance with the Standard Plans . M 41-10 Page 8-137 Temporary Pavement Markings 8-23Temporary Crosswalk Line – Solid transverse lines made with white paint or tape in accordance with the Standard Plans . Application of paint, pavement marking tape and plastic for long duration pavement markings shall meet the requirements of Section 8-22.3(3) ; application of raised pavement markers shall meet the requirements of Section 8-09.3 ; and application of flexible pavement markings shall be in conformance with the manufacturer’s recommendations.
8-23.3(4)C Tolerance for Lines
Tolerance for lines shall conform to Section 8-22.3(4) .
8-23.3(4)D Maintenance of Pavement Markings
Temporary pavement markings shall be maintained in serviceable condition throughout the project until permanent pavement markings are installed. As directed by the Engineer; temporary pavement markings that are damaged, including normal wear by traffic, shall be repaired or replaced immediately. Repaired and replaced pavement markings shall meet the requirements for the original pavement marking.
8-23.3(4)E Removal of Pavement Markings
Removal of temporary paint is not required prior to paving; all other temporary pavement markings shall be removed. All temporary pavement markings that are required on the wearing course prior to construction of permanent pavement markings and are not a part of the permanent markings shall be completely removed concurrent with or immediately subsequent to the construction of the permanent pavement markings in accordance with the manufacturer’s permanent marking application instructions. Temporary flexible raised pavement markers on bituminous surface treatment pavements shall be cut off flush with the surface if their location conflicts with the alignment of the permanent pavement markings. All other temporary pavement markings shall be removed in accordance with Section 8-22.3(6) . All damage to the permanent Work caused by removing temporary pavement markings shall be repaired by the Contractor at no additional cost to the Contracting Agency.
8-23.4 Measurement
Temporary center lines, edge lines, lane lines or other temporary longitudinal pavement markings will be measured by the linear foot of each installed line or grouping of markers, with no deduction for gaps in the line or markers and no additional measurement for the second application of paint required for long duration paint lines. Short duration and long duration temporary pavement markings will be measured for the initial installation only. Temporary miscellaneous pavement marking will be measured per each for temporary traffic arrow, HOV lane symbol, and other markings placed. Temporary Stop Line will be measured by the linear foot of installed line. Temporary crosswalk lines will be measured by the square foot for each crosswalk line placed to complete a crosswalk. Page 8-138 M 41-10
8-23 Temporary Pavement Markings8-23.5 Payment
Payment will be made for each of the following Bid items that are included in the Proposal: “Temporary Pavement Marking – Short Duration”, per linear foot. “Temporary Pavement Marking – Long Duration”, per linear foot. The unit Contract price per linear foot for “Temporary Pavement Marking – Short Duration” and “Temporary Pavement Marking – Long Duration” shall be full pay for all Work as specified. “Temporary Misc. Pavement Marking – Short Duration”, per each. “Temporary Misc. Pavement Marking – Long Duration”, per each. The unit Contract price per each for “Temporary Misc. Pavement Marking – Short Duration”, and “Temporary Misc. Pavement Marking – Long Duration”, shall be full pay for all Work as specified. “Temporary Stop Line – Short Duration”, – per linear foot. “Temporary Stop Line – Long Duration”, – per linear foot. The unit Contract price per linear foot “Temporary Stop Line – Short Duration”, and “Temporary Stop Line – Long Duration”, shall be full pay for all Work as specified. “Temporary Crosswalk Line – Short Duration”, – per square foot. “Temporary Crosswalk Line – Long Duration”, – per square foot. The unit Contract price per square foot for “Temporary Crosswalk Line – Short Duration”, and “Temporary Crosswalk Line – Long Duration”, shall be full pay for all Work as specified.