| 摘要 |
<p>The present invention provides an underground tunnel structure which comprises: multiple beam steel pipes (100) which are disposed side by side at constant intervals in the earth along the outline of an underground structure to be installed, and which include left beam steel pipes (120), right beam steel pipes (130) and center beam steel pipes (110); walls (200) disposed on the lower sides of the left beam steel pipe (120) and the right beam steel pipe (130) among the multiple beam steel pipes (100); and an upper slab (300) formed by multiple slab steel pipes (310) disposed at right angles to and in between the multiple beams steel pipes (100); and which is provided to secure structural stability during and after construction, to reduce construction costs and to raise construction ability and stability even in an underground water region.</p> |
