English: Oil flowing through an open ditch in Texas.
Identifier: cassiersmagaz401911newy
Title: Cassier's magazine
Year: 1891 (1890s)
Authors:
Subjects: Engineering
Publisher: New York Cassier Magazine Co.
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries
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Text Appearing Before Image:
THE GREAT REINFORCED CONCRETE OIL TANK NEAR SAN LUIS OBISPO, BEFORE THE ROOF WAS PUT ON, CAPACITY, 1,000,000 BARRELS CASSIERS MAGAZINE
Text Appearing After Image:
OIL FLOWING THROUGH AN OPEN DITCH IN TEXAS wells were opened. Two concretecircular reservoirs were constructednear San Luis Obispo, which are thelargest petroleum holders in Amer-ica. They are uniform in size, andeach covers no less than 6y2 acres ofground, having a capacity of 1,000,-ooo barrels. In the construction of this TankFarm, as the group of reservoirs istermed, some very interesting engi-neering plans have been carried outto insure the necessary strength towithstand the great lateral pressureand to give durability of construc-tion in each reservoir. The wall isa cantilever type of retaining barrier,built circular, with radius of 300feet 3 inches. The wall stands free,without buttresses, is 20 feet high and17 feet at base, covered by a woodenroof supported by posts which rest onconcrete footings. The floor is 2^inches thick, and slopes to the cen-tre, where a sump is built with anoutlet pipe for purposes of drainage.The sump is three feet lower thanthe base of the wall. The r
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