Open thin-walled concrete box arch bridge generally uses the method of turning construction of thin-walled arch.

This paper introduces the application of WDJ scaffold in construction of box arch bridge, gives a more detailed description of its structural features, construction's checking calculation and others.

Through summary to the construction of Contract 19 Section box arch bridge along Dali-Baoshan Highway, this paper briefly introduces the hoisting method and monitoring control measures of this bridge.