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Tack Coat

Proper application of Tack Coat material is crucial to long-lasting asphalt pavements. Improper tack shots can typically be traced to:

1. Incorrect nozzle size for application and speed
2. Plugged pump strainer
3. Cold material
4. Separated material
5. Incorrect bar height
6. Incorrect nozzle angle

Thanks to E. D. Etnyre & Co. for information and video clips.

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