Abstract In accordance with requirements raised from information management in tunnel construction of the second stage Pearl Line , Shanghai Metro, a technical reformation scheme of data acquisition system for shields previously introduced from overseas has been set up and implemented. With the newly added gyroscope, computer application software for attitude control , shield tunneling data management ,and dedicated expandable LAN network on shield's real time data have been developed. It is well referable for data acquisition in domestically manufactured shields henceforth..
2003, Vol. 22 
