Temporary guardrail is also called: temporary guardrail, edge protection net, construction foundation pit safety protection net, foundation pit isolation fence, etc., to prevent people, animals, or objects from falling into the foundation pit and causing damage to themselves or a third party.

Temporary guardrail is common in construction site. It is a pit excavated according to the base elevation and foundation plane size according to the location of the foundation construction. It is mainly used to lay foundation and make guardrail for foundation pit. It mainly plays a role of safety protection. The application of temporary guardrail is also very extensive, not only limited to the protection around the building foundation pit, but also can be used for pipeline laying, road protection, railway construction protection, community enclosure, garbage pool enclosure and so on.