Bituminous sandstone, better known as rock asphalt, composed of silica sand that is saturated with oil. Chief deposits in Ky. were found in Edmonson Co. along the Nolin River. Primarily used in road construction, it could be applied without heating and mixing. Ky. Rock Asphalt Co. (KYROCK) was the world's largest producer of natural rock asphalt from 1920 until it closed in 1957.
Henry "Harry” St. George Carmichael was the first president of KYROCK from 1921 until his death in 1949. The company town of Kyrock included hotels, church, hospital, theater, post office, commissary, railroad, electric & water systems, and school on this site. More than 2000 people depended on KYROCK for their livelihood during WWI and II and the Great Depression.
Erected 2013 by Kentucky Historical Society and Kentucky Department of Highways. (Marker Number 2415.)
Topics and series. This historical marker is listed in these topic lists: Industry & Commerce • Natural Resources
Location. 37° 15.617′ N, 86° 17.07′ W. Marker is in Kyrock, Kentucky, in Edmonson County. Marker is on Kentucky Route 259 0.1 miles south of Cottonwood Lane, on the left when traveling south. Touch for map. Marker is at or near this postal address: 5720 Route 259, Sweeden KY 42285, United States of America. Touch for directions.
Other nearby markers. At least 8 other markers are within 12 miles of this marker, measured as the crow flies. Civil War Skirmish (approx. 4.7 miles away); Historic Entrance (approx. 4.7 miles away); Nolin Furnace / Iron Made in Kentucky (approx. 5 miles away); County Named, 1825 (approx. 5.3 miles away); Marvel Mills Logan (approx. 6.1 miles away); Chalybeate Springs / Chameleon Springs (approx. 9.6 miles away); Gunshop Site (approx. 9.9 miles away); Stephen Tyng Mather (approx. 11.3 miles away).
Credits. This page was last revised on April 14, 2021. It was originally submitted on April 12, 2021, by Darren Jefferson Clay of Duluth, Georgia. This page has been viewed 20 times since then. Photos: 1, 2, 3. submitted on April 12, 2021, by Darren Jefferson Clay of Duluth, Georgia. • Devry Becker Jones was the editor who published this page.