Cable duct segment and cable duct module

The invention provides a cable duct bank segment which comprises a segment body, the segment body is a prefabricated part, a plurality of cable laying holes are formed in the segment body, the top of the segment body is provided with a first joggle joint part, the bottom of the segment body is provided with a second joggle joint part matched with the first joggle joint part, and the two ends of the segment body are each provided with a bolt connecting hole. In addition, the invention further provides a cable duct bank module, a plurality of cable duct bank sections are connected to form at least one duct bank layer, each duct bank layer comprises a plurality of section bodies which are longitudinally and sequentially spliced, and every two longitudinally adjacent section bodies are connected through a plurality of assembly bolts. And the upper and lower adjacent segment bodies are joggled. According to the invention, the two segment bodies can be conveniently positioned and spliced up and down and longitudina