ACI 209.2R ERTA-2008 Guide for Modeling and Calculating Shrinkage and Creep in Hardened Concrete《建模和计算硬化混凝土中收缩和徐变的指南》.pdf

1、 ERRATA as of March 6, 2014 ACI 209.2R-08 1stprinting Guide for Modeling and Calculating Shrinkage and Creep in Hardened Concrete A.1.1, Eq. (A-10), page 18, revised as: For ultimate values, (t-tc) 1year: ,1.17 0.00114sh dd ,1.17 0.00456sh dVS in SI units (A-10) ,1.17 0.029 sh dd ,1.23 0.116 sh dVS

2、,1.17 0.116 sh dVS in in.-lb units A.2.1, page 21, Eq. (A-34), revised as: .cmt cmtEEt284085(A-34) .cmt cmtEEt05284085(A-34) A.2.2, page 22, Eq. (A-48), revised as: Cd(t,to,tc) = q5exp8H(t) exp8H(to)1/2 Cd(t,to,tc) = q5exp8H(t) exp8H(to)1/2 C.2.3, page 33, rows for “Time dependence factor” and “Ulti

3、mate shrinkage strain,” revised as: Time dependence factor 607 ( )/ 1.16742 / / 4 0.85 cshcm cm t c sh c shEE t t (A-32) & (A-34) 607 ( )/ 0.996cshcm cm tEE (A-32) & (A-34) 607 ( )/ 0.996cshcm cm tEE (A-32) & (A-34) Ultimate shrinkage strain 607 ( )/cshsh s cm cm tEE (A-32) 6777 10sh (A-32) 6778 10s

4、h (A-32) Time dependence factor 0.5607 ( )/ 1.0805 / / 4 0.85 cshcm cm t c sh c shEE t t (A-32) & (A-34) 607 ( )/ 0.998cshcm cm tEE (A-32) & (A-34) 607 ( )/ 0.998cshcm cm tEE (A-32) & (A-34) Ultimate shrinkage strain 607 ( )/cshsh s cm cm tEE (A-32)6778 10sh (A-32) 6779 10sh (A-32) Last revised March 6, 2014 1:30.