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China Guangzhou Sanyuanli Urban Elevated Expressway

Building aspects:
The building is an important traffic road in Urban area of Guangzhou .During the period of road established in 2006 ,GRASi WP1323 was adopted to protect the concrete structure, including the road surface to do overall protection.


Quality requirements:
Prevent concrete steel bars from rust, corrosion, prevent the concrete structure from carbonization, improve the durability of concrete structure.


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