北京洲际大厦位于北二环外中轴路东侧,建筑面积６６０００ｍ２、框-剪结构,地下３层,地上１５层。结构施工过程中由于规划要求需对其５～１５层部分现浇混凝土梁及顶板进行破碎、植筋或拆除。由于混凝土为Ｃ４０、楼板钢筋为１２＠１５０双排双向、梁截面较小、钢筋密集、混凝 Beijing Intercontinental Building is located on the east side of the outer central axis road of the North Second Ring Road. It has a building area of ​​66,000 square meters, a frame-shear structure, three underground floors, and 15 floors above the ground. During the construction of the structure, due to the planning requirements, the 5-15-layer cast-in-place concrete beams and roof slabs should be broken, anchored or demolished. Since the concrete is C40, the floor slab reinforcement is 12@150 double row bidirectional, the beam section is small, the steel is dense, and the coagulation is