úterý 12. ledna 2016

USA - Gay Head Lighthouse

Year first constructed1799
Year first lit1856 (current structure)
Automated1960
ConstructionBrick and sandstone
Tower shapeConical
Markings / patternRed brick with black lantern
Focal height170 feet (52 m)
Original lensFirst order Fresnel lens
Current lensDCB-224
RangeWhite 24 nautical miles (44 km; 28 mi)
Red 20 nautical miles (37 km; 23 mi)
LocationLighthouse Rd.,Aquinnah, Massachusetts
Area2 acres (1ha)
Built1856
MPSLighthouses of Massachusetts TR

Žádné komentáře:

Okomentovat