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An asphalt concrete surface will generally be constructed for high-volume primary highways having an average annual daily traffic load greater than 1,200 vehicles per day. [19] Advantages of asphalt roadways include relatively low noise, relatively low cost compared with other paving methods, and perceived ease of repair.
The monolithic placement consisted of 225,000 square feet (20,900 m 2) of concrete placed in 30 hours, finished to a flatness tolerance of F F 54.60 and a levelness tolerance of F L 43.83. This surpassed the previous record by 50% in total volume and 7.5% in total area. [162] [163]
Jay Gilberg bought a five-bedroom, 4,800-square-foot (446-sq-meter) home in the Los Angeles neighborhood of Pacific Palisades in June to merge two households, bringing his two … Advertisement ...
Memorial City is a significant regional employment center with over 6.1 million square feet (570,000 m 2) of retail and 8.3 million square feet (770,000 m 2) of office space. [1] The district's businesses employ over 47,000 people. [1] Memorial City Mall attracts approximately 20 million visitors per year. [4]
The project was originally scheduled to be completed in 1998 [3] at an estimated cost of $2.8 billion (US$7.4 billion adjusted for inflation as of 2020). [4] However, the project was completed in December 2007 at a cost of over $8.08 billion (in 1982 dollars, $21.5 billion adjusted for inflation), a cost overrun of about 190%.
The bridge was made using a new formulation for concrete, intended to stay cleaner than standard concrete formulations. [24] In the main bridge span, the concrete floor deck, roof, and most diagonal struts contained post-tensioning (PT) members whose compressive effect on the concrete was adjusted after the concrete was cured but prior to loading.