Mastic Asphalt Tanking
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Asphalt unit is fully equipped |
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1ton mixer used for smaller jobs |
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Asphalting a storage tank bund (catchment
area if tank were to leak) |
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Asphalt is formed in 3 coats on expanded metal reinforcing mesh |
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Forming 3 coat asphalt vertical on expanded metal is slow work |
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The concrete bund wall is also coated with bitumen
primer prior to expanded metal being fixed |
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In situations like this working space can be limited. |
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One wall is asphalted |
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Capping ready to be finished off |
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Once cleaned off, the horizontal area will receive
3 coats of mastic asphalt |
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Expanded metal is fixed to concrete wall with screws after drilling and plugging (right). Finished asphalt on concrete wall (left) |
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Angle fillets will be formed between horizontal
and vertical asphalt and also in internal corners. |
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Ready to receive capping |