|740.05 Preformed Pavement Marking|
Item 740.05 C & MS, NTPEP selected materials
A. Type A1 Material. Furnish Type A1 material conforming to ASTM D 4505, Level 1, Classes 2 or 3, and that have a thickness of not less than 0.090 inch (2.28 mm), including any pre-coated adhesive layer.
B. Type A2 Material. Furnish Type A2 material conforming to ASTM D 4505, Level 1, Classes 2 or 3, , and that have a thickness of not less than 0.060 inch (1.52 mm), including any pre-coated adhesive layer.
C. Type A3 Material. Furnish Type A3 material conforming to ASTM D 4505, Level 1, Classes 2 or 3, skid resistance level A, and that have a minimum thickness at the thinnest portion of the cross-section of not less than 0.020 inch (0.50 mm), including any pre-coated adhesive layer.
2. Sampling and/or Inspection Requirements:
Materials intended for the project or purchase order shall be inspected upon receipt of shipment for condition, fabrication, workmanship and quantity. Material as supplied shall have a minimum shelf life of one year from date of purchase when stored at temperatures between 50 to 100 F (38 C). Check when the material was produced. If greater than one year require the contractor to supply documentation of the storage methods used or reject material.
All Preformed Pavement Marking must be on an approved list listed on the OMM web site at http://www.dot.state.oh.us/Divisions/ConstructionMgt/Materials/Pages/default.aspx.
Material not so listed must be rejected and removed from the project site. Material is accepted based on certified test data showing conformance to ASTM D 4505.
Material is to be delivered in containers with the markings stenciled or stamped exhibiting the dimensions of the roll or legend type, product name and code number, batch or lot number, color and manufacturer's name and location. The marking material shall be a weather and traffic resistant reflective film coated with a pressure-sensitive adhesive with or without a protective liner. Markings missing, altered or placed by hand shall be cause for rejection.
The dimensions of the material as supplied shall be free of cracks, and have edges true, straight and unbroken. Roll stock: there shall be no more than three splices per 150 ft (45.7 m). Legends: the prefabricated legends and symbols must conform to applicable shapes and sizes as outlined in Standard Construction Drawing TC 71.10
Material exhibiting premature adhesion or transfer of the adhesive upon unrolling, adhesive contamination or adhesive non-uniformity such lumps or bare spots shall be rejected. (Field).
If the material does not fulfill the requirements, it shall be rejected. (Field)
3. Method of Test:
740.05, Types A1, A2 and A3
ASTM D 4505