The utility model provides a prefabricated shield constructs section of jurisdiction soil pressure gauge and buries device underground, includes tray and visor, be equipped with in the tray and hold big or small assorted installation space with the soil pressure gauge response, the detachable installation of visor is sealed in the outside of tray installation space, the seal installation of end of tray portion has length to construct section of jurisdiction thickness assorted sleeve pipe with treating prefabricated shield, sleeve pipe middle part is equipped with the cavity that the signal transmission cable that can supply soil pressure gauge passed, the sleeve pipe is along treating that prefabricated shield constructs the section of jurisdiction and radially lays, sleeve pipe upper end opening communicates with the installation space of tray, the segment mould bottom is constructed through sealed the fixing of waterproof paster at the shield in the sheathed tube bottom, and is sealed with pipe box lower extreme opening. The utility model discloses the simple installation, the suitability is strong, and the damage that the geminate transistors chip architecture caused is minimum to can guarantee the embedding validity of soil pressure gauge.