1762 J. Mills I. 137 When this gentleman went to make the out-let drain [etc.].
1884 Nov. 47/2 Where the water is to be delivered to a sewer, I should in any case recommend the making of the outlet drain, or a part of it, with sand or very fine gravel.
1996 10 1176/2 The Cienega de Santa Clara, supported by the Wellton–Mohawk main outlet drain extension.