Type Selection and Layout of Tower Crane in Construction of Yongjiang Bridge Cable Tower

At the present time,more than 100meters high piers and several hundred meters high cable towers are no longer rare,the requests of the vertical transportation in such constructions have become higher and higher.In the high pier construction of the modern bridge,tower crane has been basically become an essential equipment for vertical transportation and lifting,the type selection and layout are not only an indispensable component of technical measures in construction,but also have an important impact on the construction period.