Monitoring underground structures

Abstract

ln spite of all the recent progress connected with underground works, it remains a very complex and uneasy task to foresee the behaviour of an underground structure. This states the need of an accurate monitoring of these structures, as the only direct way of a praising the agreement between project and actual behaviour and ensuring economy and safety.

The authors make a short description of the main techniques and equipments available in this field emphasize the most important aspects that must be taken in consideration in underground surveying.