Can you Put New Asphalt over Old Asphalt?
The direct answer to the above
question is yes, new asphalt can be put over old asphalt. The paving method in
which a new layer of asphalt is applied over old deteriorating asphalt is
called Asphalt Overlay. The concept of
tearing old asphalt layer is changing and experts stress on the use of the old
layer as a base for a new one. Some of the asphalt surfaces have severe damage
like large cracks, rutting, potholes and expansions which are needed to be
milled before applying an overlay. Asphalt patch apex made by asphalt repairs Raleigh bears a greater
load than others. Asphalt services carry out heavy machinery operations at the
site. Asphalt patch apex made by asphalt repairs Raleigh has also been used by
government contractors. Asphalt services carry a lot of workloads. The main steps in the asphalt relay are following-
- Asphalt assessment Not all asphalt surfaces can
overlay. If there are severe structural damages, it needs to be ripped up. This
assessment is very important.
- Asphalt milling It is a removal of the top layer
and old layer. It is done to ensure the bond when a new layer is applied
- Base repair The base repair of asphalt is
needed to be repaired due to rutting, sinking and potholes. Multiple lifts of
aggregate and asphalt are used to rebuild the base.
- Pave surface After the existing asphalt surface
is prepared, asphalt overlay can be paved on the top of the surface.
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