A manhole trap for collecting rainwater is provided to easily remove impurity collected in a net by replacing a net. A manhole trap for collecting rainwater is composed of a fine screen(1) having gaps(12), a net(2), and a contact unit(3) for connecting the lower part of the fine screen and the upper part of the net. The fine screen is installed within the rainwater trap to be inclined, and discharges rainwater through the gaps. The upper part of the net is opened. The net filters impurity flowed in from the fine screen.
