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Lift slab construction (also called the Youtz-Slick Method) is a method of constructing concrete buildings by casting the floor or roof slab on top of the previous slab and then raising (jacking) the slab up with hydraulic jacks. This method of construction allows for a large portion of the work to be completed at ground level, negating the ...
Malakoff Diggins State Historic Park is a state park unit preserving Malakoff Diggins, the largest hydraulic mining site in California, United States. The mine was one of several hydraulic mining sites at the center of the 1882 landmark case Woodruff v. North Bloomfield Mining and Gravel Company. [2]
A recreational vehicle park (RV park) or caravan park is a place where people with recreational vehicles can stay overnight, or longer, in allotted spaces known as "sites" or "campsites". They are also referred to as campgrounds , though a true campground also provides facilities for tent camping ; many facilities calling themselves "RV parks ...
The tremendous hydraulic diggings, visible from near this point, engulfed most of the original townsites. Alpha was the birthplace of famed opera singer Emma Nevada. Mining at Omega continued until 1949, and lumbering operations are carried on there today (1958). California Registered Historical Landmarks Nos. 628-629 [2]
Marine Corps Logistics Base Barstow is a United States Marine Corps supply and maintenance installation located in the Mojave Desert east of Barstow, in San Bernardino County, Southern California. Its mission is to rebuild and repair ground-combat and combat-support equipment and to support installations on the West Coast of the United States .
The town was founded by O. W. Hollenbeck in 1854, and was known for its hydraulic mines. The post office moved one mile north and the name was changed to Gold Run in 1863. $6,125,000 in gold was transferred out of the town between 1865 and 1878 due to the hydraulic mining.
In contrast to a lift bridge, where the deck is pulled upwards along towers, the deck of a table bridge is pushed upwards by otherwise hidden pillars. [2] The name originates from the fact that when open it resembles a table. The total space required by a table bridge is hardly larger than the bridge deck, which is not the case with a thrust ...
The Great Park is a public park in Irvine, California, with a focus on sports, agriculture, and the arts. It is a non-aviation reuse of the decommissioned Marine Corps Air Station (MCAS) El Toro. The Orange County park comprises 28.8% of the total area that once made up the air base. The project was approved by the voters of Orange County in ...