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Propagação <strong>de</strong> trincas<br />

- flexível ou rígido<br />

- movimentos horizontais e verticais <strong>de</strong> trincas e<br />

juntas<br />

Causas da propagação<br />

- movimentação das trincas:baixas temperaturas,<br />

variação térmica e carregamento do tráfego<br />

- contração<br />

- mov horizontal<br />

- trincas p/ cima

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