unblocked traffic engineering part of the third stage bridge has completed the main lifting, to further accelerate the bridge construction progress, as soon as possible to provide a safe and comfortable environment to cross the street, April 1, 2011, city traffic construction development limited company engineering department to organize power sector related personnel, the National University of East, west campus, thirteen, seven and 6 in the middle school built in bridge construction site power line investigation carried out thoroughly. The investigation found that there are 1 power lines and transformers affecting the main bridge, ladder beam hoisting, there are 5 lines over the bridge line of power can not reach the safe distance requirements, after the completion of the flyover will not be able to pass. For the discovery of the factors, the power sector initially decided, under the conditions permit, according to the schedule, the maximum increase in overhead power lines to ensure the normal use of the bridge.