... the effect of many parameters such as: the hardness of spine beam, the rate of span, the height of pylone, the hardness of pylone, the scope and location locating stayed – cable as well as force ... brigde is the kind of constructure combinated between continuous bridge and cable – stayed bridge.Therefore, it promotes advantages of both. Force of extradosed bridge is under the effect of many ... etc. This topic concentrates on studying the effect of height of pylone on force beam. 1. M 1.1. Tổng quan về cầu Extradosed Cầu bê tông cốt thép dự ứng lực ngoài đặc biệt, trong đó cáp được...