| 摘要 |
<p>PROBLEM TO BE SOLVED: To obtain a creation method, for a tunnel-natural-ground judgment material, in which a more objective judgment material is provided by omitting a sketching operation by a site foreman and in which a quatitative judgment result can be obtained easily. SOLUTION: The state of a tunnel working face 10 photographed by a digital camera 12 is fetched into a personal computer 14 as image information via a memory card 13 and a card reader 14 for the personal computer, and the state is displayed on a display 16. On the basis of an image on the display 16 and on the basis of the observation result of the working face 10 recorded by an operator, data for natural ground judgment by a natural ground judgment program is input to the personal computer 14, and a judgment result by the program is output as a natural ground judgment material.</p> |
