Original standard ACI 426R-74 (1980) in PDF full version. Additional info + preview on request
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Original standard ACI 435.1R-63 (1989) in PDF full version. Additional info + preview on request
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Original standard ACI 435.2R-66 (1989) in PDF full version. Additional info + preview on request
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Original standard ACI 435.3R-68 (1989) in PDF full version. Additional info + preview on request
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Original standard ACI 435.4R-72 (1989) in PDF full version. Additional info + preview on request
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Original standard ACI 435.5R-73 (1989) in PDF full version. Additional info + preview on request
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