Gasaigh lighthouse

Heritage listing

Category C Date Added 11/12/2020 Local Authority Na h-Eileanan Siar Planning Authority Na h-Eileanan Siar Parish South Uist NGR NF 80216 18868 Coordinates 80216, 818868 — Gasay is a solar-powered minor light (light beacon) dating from 1985. Standing on a square concrete base, Gasay is a square aluminium open lattice tower 6 metres in height. It is topped by an open gallery with a small solar powered lantern and it has white glass-reinforced plastic panels on the east, north and west sides of the tower. The automatic LED lights flash white and red every five seconds and has a range of seven nautical miles for the white light and four nautical miles for the red light. There is a metal ladder mounted inside the aluminium lattice frame leading up to the gallery and solar panels are attached to the southern side of the lighthouse. Historical development In 1985 the Northern Lighthouse Board built the present Solar Powered Lattice Aluminium Tower (SPLAT) on the island of Gasay, as part of a transition from older designs of minor light to new gas-powered and solar-powered examples intended to reduce costs. Prior to this there was no navigational light on Gasay. A SPLAT lighthouse was also placed in 1985 on the nearby island of Calvay (LB52572) to replace an earlier light from 1891. — Gasay Lighthouse meets the criteria of special architectural or historic interest for the following reasons: It is a specifically late-20 th century lighthouse structure. Along with the nearby light on the island of Calvay also built in 1985, Gasay is one of two of the earliest surviving examples of SPLAT lights, constructed of aluminium lattice with glass-reinforced plastic panels. Its compact plan form is indicative of the technological improvements brought by automation and solarisation of ligh

From Historic Environment Scotland under OGL v3.