Cwm Du Outfall and overflow sluice on Swansea Canal is a Grade II listed building in the Neath Port Talbot local planning authority area, Wales. First listed on 26 October 1979. Structure.

Cwm Du Outfall and overflow sluice on Swansea Canal

WRENN ID: low-brass-lark
Grade: II
Local Planning Authority: Neath Port Talbot
Country: Wales
Date first listed: 26 October 1979
Type: Structure
Source: Cadw listing

Description

Said to consist of two chambers, the first described in the 1979 listing, is a stone lined overflow chamber with dividing wall with 4 stop planks and paddle apparatus built on the canal side of it. This chamber is now covered with metal plates surrmounted by a black painted metal control box. The second on the SE side of dividing wall is visible although covered with a metal grid. This is chamber faced with stone with a bow-shaped end wall with small arched outlet.

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