The work vehicle 1 is a work vehicle having an upper turning body 9 and a lower traveling body 2, wherein the lower traveling body 2 is a center frame 26 in which a swivel joint 25 is formed vertically. And, the right side frame 27R on which the right travel motor 22R is mounted, the left side frame 27L on which the left travel motor 22L is mounted, and at least one right regulating member 3R that regulates the maximum vehicle width, A right hose guide portion 5R formed in the right regulating member 3R, having at least one left regulating member 3L and a right opening 51R through which the right hydraulic hose 251R is inserted, and a left hydraulic hose It has the left opening 51L through which 251L is inserted, and is provided with the left hose guide part 5L formed in the left regulation member 3L.
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