Pavement Marking Application Pavement marking and additives must be applied in accordance with 5.13 "Pavement Marking Application". Written verification of all application rates must be provided, vide Clause 12 "Verification Requirements and Records". TABLE 5.13 PAVEMENT MARKING APPLICATION ITEM TO BE TREATED PAINT ADDITIVE TYPE COLOUR FILM THICKNESS TYPE RATE Longitudinal Standard Beads Waterborne pavement marking White Wet 300 – 375 m. Type B High Retroreflectivity Drop-on Beads Min. Retained 275 g/m2 Longitudinal Lines Large Beads Waterborne pavement marking Wet 600 m. Type D-HR Large wet weather Glass Beads Min. Retained 500 g/m2 Longitudinal Lines Large Bead/Glass anti skid mix Waterborne pavement marking White Wet 600 m. Type D-HR Large wet weather Glass Bead and 1 mm – 2 mm crushed mix Min. Retained 750 g/m2 Mix Ratio 70:30 Pavement messages, symbols, chevrons, diagonals & transverse lines Waterborne pavement marking White Dry 250 – 350 m. Premixed with Crushed Quartz Min. 0.50 kg/L Pavement messages, symbols, chevrons, merge arrows, diagonals & transverse lines High Performance Multi Component White Yellow Base coat 1mm Top coat 0.5 mm 1-3 mm aggregate Type D-HR Large wet weather Glass Beads with adhesion coating 400 gm/m2 400 gm/m2 High Performance Pre-Form Thermoplastic Yellow Pre-Form Thickness 2.5 mm ± 0.5 mm Type C Intermix Glass Bead and 1 mm – 2 mm crushed glass mix 1.60 Kg/m2 retained Mix Ratio 70:30 Bus and Cycle Lanes Multi Component Various Base coat 1 mm Top coat 0.5 mm 1-3 mm aggregate 1.50 Kg/m2 Pigmented Binder Various Binder Uniform thickness to provide adhesion to aggregate and substrate 1-3 mm aggregate Complete coverage of treated area Traffic island and median kerbing Latex exterior flat or low gloss White New: dry 60 – 90 m. Type B High Retroreflectivity Drop-on Glass Beads Min. Retained 275 g/m2 Maintenance: dry 40 – 60 m. Pavement bars Yellow New: dry 60 – 90 m.
TEST PROCEDURES The Contractor must use the following test procedures (refer ) to verify conformance with the Specification: TEST TEST PROCEDURE Determination of Skid Resistance with the Grip Tester TP344 Operation of a British Pendulum Portable Skid Tester Determination of Retroreflectivity of Pavement Markings TP907 HOLD POINTS The following is a summary of Hold Points referenced in this Part: CLAUSE REF. HOLD RESPONSE TIME 2 Submission of Procedures (if not submitted beforehand) 7 days 5.3 Following spotting and prior to application of pavement marking paint 1 working day VERIFICATION REQUIREMENTS AND RECORDS Test Records The Contractor must undertake the testing specified in this Clause and supply written evidence of compliance with the lot package. CLAUSE REF. SUBJECT PROPERTY PROCEDURE FREQUENCY ACCEPTANCE LIMITS 5.1 Application conditions Measurement of temperature and relative humidity Contractor to provide Every work session. Air temperature > 10°C. Relative humidity < 85%. 5.13 All pavement marking applications Material application rate Contractor to provide evidence through materials consumption and area Every work session. As per 5.13 Other Records The Contractor must supply the following records: CLAUSE REF. SUBJECT RECORD TO BE PROVIDED 5.4 Regulatory lines Time and date of installation of regulatory Part R45 Materials Records referred to in Clause R45.13 MEASUREMENT A line pattern will be measured as though it is a continuous line (i.e. the measurement will be the sum of the painted and unpainted dimensions).