Tour-Chyan Stream Bridge decks Waterproofing work

The Tour-Chyan Stream Bridge has four spans of steel deck. The steel deck, withan area of 11,566 square meters, was designed to be protected by waterproofing membrane.According to design, modified asphalt sheet was selected as the membrane material, and blasting was necessary before primer application. The work was started in mid-2000 and was expected to be finished in mid-2001. The contract amount was about NT$6.25 million.

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