To provide temporary noise insulation equipment which can be installed and removed easily and which can form a space for housing a noise generation source more surely.
Temporary noise insulation equipment comprises a plurality of gate columns each having a shape of nearly inverted U, a connection member which connects mutual gate columns so that a tunnel-shaped space can be formed by the gate columns, and a hood with sound insulation effect which is extended over the gate columns. In the temporary noise insulation equipment, the connection member is provided with expandable connecting means for connecting mutual gate columns so that the tunnel-shaped space can be expandable, and fixing and connecting means for fixing the intervals between mutual gate columns for prescribed intervals.
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