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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 ...
The Madera Sugar Pine Company was a United States lumber company that operated in the Sierra Nevada region of California during the late 19th and early 20th centuries. The company distinguished itself through the use of innovative technologies, including the southern Sierra's first log flume and logging railroad, along with the early adoption of the Steam Donkey engine.
The slabs are typically 120 cm wide with standard thicknesses normally between 15 cm and 50 cm. Reinforcing steel wire rope provides bending resistance. Slabs in prestressed concrete are usually produced in lengths of up to 200 meters. The process involves extruding wet concrete along with the prestressed steel wire rope from a moving mold. The ...
The Tubbs Cordage Company Office is of local historical significance in the category of industry due to its association with the Tubbs Cordage Company and its rope factory founded in San Francisco by Alfred L. Tubbs and his brother Hiram where the first commercial manufacture of rope on the Pacific Coast was accomplished.
The little locomotives that ran the rails of the Michigan-California Lumber Co. were mostly Shays, small steamers usually weighing around 65,000 pounds, but built to pull the heaviest loads. There were other types of locomotives used, but the Shay was the workhorse of the Michigan-California Lumber Company.
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A Madera Sugar Pine Lumber Co. log train climbing a steep grade near Sugar Pine, California, circa 1915. Due to the onset of the Great Depression and a lack of trees, the operation closed in 1931. But the graded right-of-way through the forest remained, enabling the Stauffer family to reconstruct a portion of the line in 1961.
Gel-Nimbus 25. With soft, cloud-like gel cushioning in the midsole, the Asics Gel-Nimbus 25 shoes have the stamp of approval from Anne Sharkey, D.P.M., a podiatrist at North Austin Foot & Ankle ...
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