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Greenville, California
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September 21, 2011     Indian Valley Record
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September 21, 2011
 
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Bulletin, Progressive, Record, Reporter Wednesday, Sept. 21, 2011 1B INSIDE SECTION B: EDITORIAL AND OPINION * UPCOMING EVENTS The $15 million Spanish that was built in 1935. Creek Bridge is scheduled to When completed, the openfor traffic in June2012. arched bridge will have a It is one of just three span of 698feet. arched bridges constructed Caltrans said the new in California in the last 50 bridge would be much years, according to Caltrans. stronger and wider than the The new bridge is being old one. It is being built to constructed on Highway 70, withstand the largest earth- about nine miles west of quakes recorded in the area Quincy, beside the old bridge and will be certified to hold ~!~ ~e Sept 8 photo above, workers pour some of the 2 million pounds of concrete that will be used to construct the bridge's arch. -: "Abdut 270 yards of concrete are used for each of the nine sections of the arch. One section is completed each week. The pour was in: " its fourth week when these photos were taken. Above right, concrete is pumped 180 feet up to the arch from the mixing truck, Workers, right, test the concrete before it is sent up to the arch. The concrete, which comes from White Cap in Portola, is designed to : sup~ 6,000 pounds per square inch. Below right, some of the 40 construction workers who are on Site daily secure the rebar used to support the concrete. i!: : Right, concrete is mixed before being used on the arch. The pouring begins about 1 a.m. Thursdays and is usually finished by noon. 'About 27 yards of concrete are added to the arch each hour. The last concrete is expected to be added about Oct, 20. After that, the arch will be a free-standing structure. Below left, water is pumped from Spanish Creek to help cool the concrete. The process borrows the water, which is returned to the creek less than 1 degree warmer than when it left and just as clean. Below right, a truck that holds the 180-foot pump is supported firmly on the ground. • Photos by Shannon Morrow heavier loads. The old bridge could not handle an over- sized, 15-axle tractor trailer. The new Spanish Creek Bridge will be able to handle two of those vehicles at the same time. The new bridge will have two 12-foot lanes with 8-foot shoulders. The old bridge has just 6-inch shoulders.