Mastic Asphalt
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Asphalt has been diamond cut and stripped
out either side of expansion joint which has also been removed. |
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First coat asphalt skirting is being formed prior
to new expansion joint being fitted |
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Access was required over the bridge deck, meaning
that the new joint had to be installed over 2 days |
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Heating up the old asphalt paving and cleaning ready
to make a new joint. |
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New epoxy bed has been laid ready to receive new
expansion joint. |
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First coat roofing asphalt is laid flush with new
bed |
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Expansion joint has been fitted and the heavily
gritted asphalt paving is being laid |
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Note how asphalt seals onto expansion joint membrane
(light colour) |
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Asphalt paving is tipped from limestone dust lined metal bucket. Membrane can be seen rolled up in background as it was installed in one piece. |
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One side of joint is left to cool while other side
is being laid |
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Before asphalt has cooled completly a special roller
is used to form indentations, this enables better traction for vehicles
as well as giving a patterned finish to the asphalt |
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Using a crimping roller, note the dust to prevent
the asphalt sticking to the roller. |
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