TACK COAT AND

PETROMAT 101

Tack coat, bond coat, and bitumen are fine layers of an asphalt by-product that are typically used in the resurfacing or construction of driveways, highways, roads, and parking lots.

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•a much quicker deterioration of the condition of the road •an increased likelihood of potholes •other conditions that reduce the safety of the installation.

If you fail to use tack coat, this can result in:

WHEN IS TACK COAT NEEDED?

Tack coat is usually applied to a pre-existing pavement prior to a new layer of HMA being placed. It can be used on both cement and asphalt surfaces. A tack coat in paving is usually sprayed over the surface of a concrete pavement or existing layer of asphalt immediately before the overlay placement.

WHAT IS

TACKCOAT

There are a number of types of asphalt materials that can be used for tack coat. These include: •asphalt binder •asphalt emulsion •cutbacks •paving grades

MADE OF?

HOW LONG DOES IT TAKE FOR IT TO DRY?

Most types of tack coat materials that are used in the US need around 1-2 hours to fully set (cure).

SO WHAT IS PETROMAT?

It is a non-woven fabric that forms a constant barrier for moisture that is created by saturating the fabric with an asphalt cement tack coat.

PARKING LOTS

HIGHWAYS

DRIVEWAYS

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HOW IS PETROMAT USED?

STRESS ABSORPTION

MOISTURE BARRIER

WHAT ARE THE BENEFITS OF PETROMAT?