1. The bridge is located in Qishi Town at Dongguan City, across over the Dongjiang river. Although it is not in the coast area. The designer wants to control the deterioration of the concrete caused by be regular dry-wet cycling. 10l/m3 dosage of Aquapel was designed in this project, and the 7 days water absorption rate will be controlled less than 2.0%, according to the specification. 2. Location Used: main Pile Caps and Columns(tiding zone and splash area) 3. Features?Provides corrosion-proof to cap and column concrete, simple and fast construction, maintenance free and low construction cost, enhance durability of the bridge concrete structure.