Bond / Tack Coats
The course is designed to provide an understanding of how tack coats are used to bind separate layers of asphalt together.
Types of Tack Coat
Asphalt Tack Coat Overview
To provide an overview of the tack coat process.
Types of Tack Coats
To learn the different types of tack coats.
Tack Coat Characteristics
To learn about tack coat bonding characteristics.
Shear and Tension Issues
To learn about the stresses affecting asphalt interlayers.
Testing Tack Bond Strength
Tack Coat Curing Time
To learn about how tack coat cures.
Aging of Tack Coats
To learn about the aging of tack coats.
Issues to Address or Avoid
Existing Surface Conditions
To learn the importance of evaluating the placement surface.
To learn what slippage cracking is.
Tracking is Bad
To learn what tracking of emulsion is.
To learn the importance of having a clean surface before applying tack.
Temperature of Application Locale
To learn the importance of having tack that matches local temperatures.