| 摘要 |
The present invention relates to a precast culvert box equipped with a watertight band and, more specifically, relates to the precast culvert box equipped with a watertight band configured in a method comprising: a watertight band integrally disposed in a front end part of the precast culvert box and a coupling groove for the watertight band to be inserted and coupled to a rear end part of the precast culvert box, thereby construction work quickly being executed as the watertight band integrally disposed to the front end part of the precast culvert box inserted and coupled into the coupling groove formed on a rear end part of an other precast culvert box during a construction process to connect and bond between the precast culvert boxes; and tightness between the precast culvert box effectively improving by preventing a generation of a gap in the watertight band coupled between the precast culvert boxes even when a bonded portion between the precast culvert boxes due to the occurrence of factors such as an external shock, an ordinary load, or a land subsidence, etc. |
