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Micro Surfacing
A Proven Problem Solver
Using various design mixes,
techniques, and equipment, Micro-Surfacing can be utilized
successfully in these situations:
- In quick-traffic applications as thin as 3/8
inch (9.5mm), Micro-Surfacing can increase skid
resistance, color contrast, surface restoration, and
service life to high-speed, heavy-traffic roadways
(Interstates and Autobahns). These projects are often
reopened to traffic within an hour.
- Modern, continuous-load pavers can lay 500
tons of Micro-Surfacing per day, without long traffic
delays. This equates to an average 6.6 lane miles (10.6
lane kilometers) per day for surfacing applications.
- On airfields, dense-graded Micro-Surfacing
produces a skid resistant surface without loose rock that
may damage aircraft engines.
- As a thin, restorative surface course on
urban arterials and heavy traffic intersections,
Micro-Surfacing does not alter drainage; there's no loss
of curb reveal.
- Micro-Surfacing is applied to problem
sections of roads or runways to eliminate hydroplaning
problems that occur during periods of rain. The
Micro-Surfacing restores the proper surface profile and
makes the area safe for use.
- Because Micro-Surfacing can be effectively
applied to most surfaces at 3/8 inches (9.5mm) or less,
more area per ton of mix is covered, resulting in
cost-effective resurfacing.
- Micro-Surfacing creates a new, stable surface
that is resistant to rutting and shoving in summer and to
cracking in winter.
- Applied to both asphalt and Portland cement
concrete surfaces (usually preceded by a tack coat on
concrete), Micro-Surfacing is often used to restore a
skid resistant surface to slick bridge decking with
minimum added dead weight.
- Used as a scratch (leveling) course, to be
followed by a surface course, Micro-surfacing can provide
transverse surface leveling.
- Because of its quick traffic properties,
Micro-Surfacing can be applied in a wide range of
temperatures and weather conditions, effectively
lengthening the paving season. It is particularly
suitable for night applications on heavy-traffic streets,
highways, and airfields.
- Applied at ambient temperature,
Micro-Surfacing has low energy requirements. And it is
environmentally safe, emitting no pollutants.
- Micro-Surfacing's life expectancy usually
exceeds seven years.
- Capable of filling wheel ruts up to 1 1/2
inches (38mm) deep when the pavement has stablized and is
not subject to plastic deformation, Micro-Surfacing has
the unique ability to solve this problem without milling.
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