Preservation

The heightened interest in pavement preservation (aka, preventive maintenance) has specifiers looking for pavement treatments that are durable, long lasting, able to be placed in thin layers, and won’t break the budget. Listed below are several preservation asphalt mixes developed for use in Ohio.

Thinlay
THINLAY ASPHALT CONCRETE is a pavement preservation material. The THINLAY specification was developed for use on all traffic applications ranging from interstate highway to arterial pavement and low volume rural roads. It provides a value-competitive alternative to chip sealing and microsurfacing all the while providing a superior driving experience. A THINLAY pavement surface is smooth, eliminates dust, is free of loose stone chips, and is quiet and completely reusable into new asphalt pavement.

Select the link for additional information regarding Ohio's Thinlay asphalt pavement.

Smoothseal
moothseal is the industry name for ODOT Specification Item 424, Fine Graded Polymer Modified Asphalt Concrete, type A or B. Any asphalt concrete producer can produce Smoothseal to ODOT specification.

Smoothseal is blended of high-quality aggregates with polymer modified asphalt to produce one of the most durable, dense-graded paving mixtures available. These materials are especially well suited for thin, preventive maintenance overlays. 

Select the link for additional information regarding Ohio's Smoothseal asphalt pavement.

404-LVT
404-LVT was developed for use in low volume traffic applications as an alternative to chip sealing and microsurfacing to provide longer service life between treatments, better economy, and motorist satisfaction. It is a 1-inch thick asphalt overlay that corrects minor surface distresses, provides increase to pavement strength, enhances ride comfort, and improves road profile and driver safety. (Note: A variable-depth intermediate course is recommended where profile or crown are excessive.) 404-LVT can be furnished as either a hot mix asphalt or warm mix asphalt product. A 404-LVT pavement surface is smooth, eliminates dust, is free of loose stone chips, and is quiet and completely reusable into new asphalt pavement.

Select the link for additional information regarding Ohio's 404-LVT asphalt pavement.

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