Multi-purpose tunnel arrangement structure

The invention discloses a tunnel arrangement structure, particularly discloses a multi-purpose tunnel arrangement structure, belongs to the technical field of design and construction of hydraulic and hydro-power engineering buildings and provides the permanence and temporariness combined multi-purpose tunnel arrangement structure used in the hydraulic and hydro-power engineering construction period and in the operation period after engineering construction. The multi-purpose tunnel arrangement structure comprises a tunnel body and a sill-containing lock chamber arranged on the tunnel body, wherein the lock chamber comprises a flow guide lock chamber body and a water diversion and flood discharge lock chamber body which are arranged horizontally and in parallel, and the sill elevation of the water diversion and flood discharge lock chamber body is larger than that of the flow guide lock chamber body.