THE CONSTRUCTION TECHNIQUE OF THE DYNAMITE DEMOLITION FOR QINGDAO RAILWAY BUILDING

In recent years, the passengers at Qingdao Railway Station increased with each passing day, the railway building is hard to meet the need. Consequently, the railway station needs to be rebuilt, the architectures about forty thousands square meter need to be demolished, parts of them should be demolished by blasting. According to the plan designing and the circumstance, the controlling exploding plan concerned. Based on the calculation results and tested data on the work site, the exploding incision point, the line distance of holes, the dosage of dynamite were brought forward. The additional measures also adopted in order to ensure the collapse of the building. The inspection results showed that the demolished effects were very well, the collapse direction, the collapse dumps matched very well with the designed way.