DESIGN OF TUNNEL SUPPORT SYSTEMS

THIS PAPER DEALS WITH THE RESULTS OF A RECENT EVALUATION OF PROCEDURES FOR THE DESIGN OF TUNNEL LINER SYSTEMS; THE RELATIONSHIPS AMONG THE GEOLOGIC MATERIALS TO BE TUNNELED, CONSTRUCTION METHODS, AND SUPPORT SYSTEMS; PRACTICAL GUIDELINES FOR THE DESIGN OF TUNNEL SUPPORTS IN BOTH SOIL AND ROCK; AND PROBLEMS ASSOCIATED WITH IMPROVING EXISTING SUPPORT SYSTEMS FOR HIGH-SPEED TUNNELING. /AUTHOR/