12-15 (E) Pavement Marker Installer Qualifications
Ensure at least one member of every pavement marker crew is certified through the NCDOT Pavement Marking Technician Certification Process. Keep the certification current throughout the life of the project. A certified crewmember shall be present anytime this work is being performed. The certified crewmember is not required to be the same person throughout the life of the contract. 1251 -1 DESCRIPTION Furnish, install, maintain and remove temporary and permanent raised pavement markers in accordance with the contract. 1251 -2 MATERIALS Refer to Division 10. Item Section Temporary Raised Pavement Markers 1086 -1 Permanent Raised Pavement Markers 1086 -2 Use pavement markers that are on the NCDOT APL . 1251 -3 CONSTRUCTION METHODS Install temporary raised pavement markers on the nonfinal pavement surfaces with epoxy, pressure sensitive adhesives or hot bitumen adhesives. Insta ll permanent raised pavement markers using a hot bitumen adhesive in accordance with
Article 1081 — 3.
On final pavement surfaces, install temporary raised pavement markers using a pressure sensitive adhesive or hot bitumen adhesive. When using a pressure s ensitive adhesive, install per the manufacturer's specifications. 1251 -4 MAINTENANCE Maintain all installed temporary raised pavement markers. Replace all damaged or missing temporary raised pavement markers if any of the following occurs:
A.Three segment failures occur in any roadway section. Three consecutive damaged or missing markers in any group of 7 represents a segment failure.
B.Twenty percent of the markers in any roadway section are damaged or missing.
C.Engineer determines replacement is necessary. Maintain all installed permanent raised pavement markers until final acceptance of the project . 1251 -5 MEASUREMENT AND PAYMENT Temporary Raised Pavement Markers will be measured and paid as the actual number of temporary raised pavement markers satisfactorily placed and accepted by the Engineer. Permanent Raised Pavement Markers will be measured and paid as the actual number of permanent raised pavement markers satisfactorily placed and accepted by the Engineer. Payment will be made under: Pay Item Pay Unit Temporary Raised Pavement Markers Each Permanent Raised Pavement Markers Each
Source: North Carolina Standard Specifications for Roads and Structures, 2024 Edition. Pages 695–695 of 857.