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- Title
Mount Rushmore presidents receive hot-water wash.
- Abstract
The article presents the first cleaning of the Mount Rushmore national memorial on July 4 and will be completed at the end of the month. Alfred Karcher GmbH & Co., Winnenden, and in cooperation with the U.S. National Park Service are the one who will do the pressure wash. The cleaning was performed with additive-free water heated to near the boiling point. About 7000 liters a day will be sprayed by Karcher's pressure washers on the granite surfaces to remove algae and other organic stains.
- Subjects
MOUNT Rushmore National Memorial (S.D.); PRESSURE washing; ALFRED Kaercher GmbH &; Co. KG; UNITED States. National Park Service; WATER supply; IGNEOUS rocks
- Publication
Advanced Materials & Processes, 2005, Vol 163, Issue 12, p6
- ISSN
0882-7958
- Publication type
Article