642 Traffic Paint

1.        Material Type, 740.02

a.        Traffic paint type 1, Fast dry, water-based paint

b.        Traffic paint type 2, Fast dry, alkyd-based paint

2.        Glass beads, 740.09 Type A 

3.        Application of Traffic Paint, Item 642, Type 1 and 2             

a.        Traffic paint shall be applied when the pavement and air temperature are 50° F (10° C) and above.

b.        Glass beads 740.09 Type A shall be applied at the rate of 15 pounds per 100 square feet (7.3 kg per 10 square meters)  traffic paint applied.

c.        Glass beads 740.09 Type A shall be applied at the rate of 7.5 pounds per 100 square feet (3.7 kg per 10 square meters) of type 2 traffic paint applied.

d.        Type 1 traffic paint shall be applied at the rate of 22 gallons per mile (50 liter per km) of 4 inch (­100 mm) solid line and/or at 1.33 gallon per 100 square feet (0.51 liter per square meter).

e.        Type 2 traffic paint shall be applied at the rate of 16 gallons per mile (37 liter per km) of 4 inch (­100 mm) solid line and/or at 0.94 gallon per 100 square feet (0.38 liter per square meter). 

                                                               i.      Except increase Traffic Paint Type 2 by 25 percent for the first application to new asphalt pavement

f.         Striper equipment speed shall be according to the paint manufacturer’s recommendations

g.        Coning of line required because pavement marking is not track free in 2 minutes or less.

 

Documentation Requirements - 642 Traffic Paint

1.        General requirements per 641

2.        Material as per 740.02 and 740.09, SS 1047 and SS 1089

3.        Temperature above 50° F (10° C)

4.        Location and/or stationing where work performed

5.        Measure in appropriate unit and turn in for pay

6.        Use form CA-D-3A to document information