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12. 유효탄성계수를 반영한 철근콘크리트 휨부재의 균열제어를 위한 철근 간격

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Table 1. Crack Control and loading state according to  each provisions
Table 2. Results of a maximum steel spacing to ratio of dead load
Fig. 3. Steel spacing to steel yield strength Fig. 4. Steel spacing to concrete cover depth 콘크리트구조기준에  의한  값의  약  (27~67) % 수준으로  보수적인  결과를  나타냈다
Fig. 5. Steel spacing using same steel stress with    Fig. 6. Steel spacing to the KHBDC suggestion 이의  12.5 %인  경우,  고정하중  비율이  약  80 % 이상일  때  설계균열폭으로부터  환산된  철근  간격은  24 mm 이 하의  값이  되어  실제  시공이  어려워질  수  있는  것으로  나타났다

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