例文
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- Many states are retrofitting older highways with epoxy-coated dowel bars.
- This was discontinued because the dowel bars tended to corrode and required frequent replacement.
- Place silicone at all joints and cracks followed by the dowel bar assemblies in each slot.
- Finally, diamond grind the pavement surface within 30 working days of dowel bar retrofit placement.
- Today, dowel bars are coated with epoxy to prevent the corrosion problems seen in earlier installations.