Crawling ladder suitable for foundation pit construction

The utility model relates to a crawling ladder suitable for foundation pit construction, which comprises a plurality of crawling ladder sections, each section has a certain inclination angle and the same inclination direction, each section extends towards one side of the inner wall of a foundation pit to a position between two enclosing purlins which are adjacent up and down, and a platform is arranged between the crawling ladder sections which are adjacent up and down. The lower end of the upper section ladder stand and the upper end of the lower section ladder stand are respectively welded with the platform, and guardrails are arranged on two sides of each ladder stand section. The space between the surrounding purlins and the space of the top faces of the surrounding purlins are fully utilized, so that the distance between the crawling ladder and the bearing platform is enlarged, normal construction of the bearing platform can be guaranteed on the premise that the size of a foundation pit is not enlarged,