\n
According to EN 1992-1-1 [- -]<\/h4>\n
<\/span> <\/span>![\"\[N_{Ed,ULS}=\left ( A-A_s \right ) \cdot f_{cd} + A_s\cdot f_{yd}\]\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-a10e0424ad351ef9f7da1a8d43c684d7_l3.png\" "\\"Rendered")
<\/p>\nDeduct ![\"A_s\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-c265d7496ffb2f848d10f6b4a34d1182_l3.png\" "\\"Rendered")
:<\/p>\n
<\/span> <\/span>![\"\[A_s=\frac{N_{Ed,ULS}-A \cdot f_{cd}}{-f_{cd}+f_{yd}}\]\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-b5d9c1188bcb41d8031754818e53cb1b_l3.png\" "\\"Rendered")
<\/p>\nDiamonds neglects ![\"-f_{cd}\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-2a2dccc0bf267b13723afc6bf0900891_l3.png\" "\\"Rendered")
in the denominator:<\/p>\n
<\/span> <\/span>![\"\[A_s=\frac{N_{Ed,ULS}-A \cdot f_{cd}}{f_{yd}}\]\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-b6624e89eed2587485d15f0f1bba29c7_l3.png\" "\\"Rendered")
<\/p>\nBecause we have pure compression the compression strain is limited to ![\"\varepsilon=0.2\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-1dc4128c28cdb0720c44ee000f0ed9b7_l3.png\" "\\"Rendered")
% (EN 1992-1-1 Figure 6.1). Resulting in ![\"f_{yd}=\varepsilon \cdot E_s=0.2\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-76a608af50a80bc5b454da4c4fdcea23_l3.png\" "\\"Rendered")
% ![\" \cdot 200000 \text{MPa} = 400\text{MPa}\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-a5e4cc26f6c7ea45ae2e3482dd52e61d_l3.png\" "\\"Rendered")
.<\/p>\n
<\/span> <\/span>![\"\[A_s=\frac{1700\text{kN}-(250mm)^{2} \cdot 23.3\text{MPa}}{400\text{MPa}}=604mm^2\]\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-3b4d6c6a7259bb1b0fba121b03ae8469_l3.png\" "\\"Rendered")
<\/p>\nDivide reinforcement over 4 sides:<\/p>\n
<\/span> <\/span>![\"\[A_{s, on each side}=\frac{604mm^2}{4}=151mm^2\]\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-34b50b3e0ecc4da1320f1cd111c8f7ad_l3.png\" "\\"Rendered")
<\/p>\nAccording to EN 1992-1-1 [BE]<\/h4>\n
<\/span> <\/span>![\"\[N_{Ed,ULS}=\left ( A-A_s \right ) \cdot \alpha_{cc} \cdot f_{cd} + A_s\cdot f_{yd}\]\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-f5aa8e5c8042bd78e8fa65ec95713568_l3.png\" "\\"Rendered")
<\/p>\nDeduct :<\/p>\n
<\/span> <\/span>![\"\[A_s=\frac{N_{Ed,ULS}-A\cdot \alpha_{cc} \cdot f_{cd}}{-\alpha_{cc} \cdot f_{cd}+f_{yd}}\]\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-a79842a5bc430b11e98e918431a7f81d_l3.png\" "\\"Rendered")
<\/p>\nDiamonds neglects ![\"-\alpha_{cc} \cdot f_{cd}\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-06c773469b1c2056e8e349fa44bb156d_l3.png\" "\\"Rendered")
in the denominator:<\/p>\n
<\/span> <\/span>![\"\[A_s=\frac{N_{Ed,ULS}-A\cdot \alpha_{cc} \cdot f_{cd}}{f_{yd}}\]\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-514b8e34efb29690d73411d34c65127f_l3.png\" "\\"Rendered")
<\/p>\nBecause we have pure compression the compression strain is limited to % (EN 1992-1-1 Figure 6.1). Resulting in % ![\" \cdot 200000\text{MPa} = 400\text{MPa}\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-6ed2abf54e3d8c62a205a6432c80af79_l3.png\" "\\"Rendered")
.<\/p>\n
<\/span> <\/span>![\"\[A_s=\frac{1700\text{kN}-(250mm)^{2} \cdot 0.85 \cdot 23.3\text{MPa}}{400\text{MPa}}=1151mm^2\]\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-4ebc9e3d89ce66d390f98461ea00f537_l3.png\" "\\"Rendered")
<\/p>\nDivide reinforcement over 4 sides:<\/p>\n
<\/span> <\/span>![\"\[A_{s, on each side}=\frac{1151mm^2}{4}=288mm^2\]\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-522971312753a7c011bab2f3c81ee2d1_l3.png\" "\\"Rendered")
<\/p>\n<\/div><\/div><\/div>\nDiamonds results and comparison<\/h2>\nAccording to EN 1992-1-1 [–]<\/h4>\n
![\"\"](\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2024\/07\/DC-EC-03c1.png\")
<\/p>\n
Longitudinal reinforcement calculated by Diamonds (EN 1992-1-1 [- -])
\nDiamonds never shows reinforcement amounts twice. If he shows 4 times 151mm\u00b2, you should add 151mm\u00b2 on each side of the column. Not 151mm\u00b2 divided by 4!<\/strong><\/p>\n\n
\n\n\n| Results<\/th>\n | Independent reference<\/th>\n | Diamonds<\/th>\n | Difference<\/th>\n<\/tr>\n |
\n| Longitudinal reinforcement<\/td>\n | 151mm\u00b2<\/td>\n | 151mm\u00b2<\/td>\n | 0,00%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\nAccording to EN 1992-1-1 [BE]<\/h4>\n![\"\"](\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2024\/07\/DC-EC-03c2.png\") <\/p>\n
Longitudinal reinforcement calculated by Diamonds (EN 1992-1-1 [BE])
\nDiamonds never shows reinforcement amounts twice. If he shows 4 times 228mm\u00b2, you should add 228mm\u00b2 on each side of the column. Not 228mm\u00b2 divided by 4!
\n<\/strong><\/p>\n\n \n\n\n| Results<\/th>\n | Independent reference<\/th>\n | Diamonds<\/th>\n | Difference<\/th>\n<\/tr>\n | \n| Longitudinal reinforcement<\/td>\n | 288mm\u00b2<\/td>\n | 288mm\u00b2<\/td>\n | 0,00%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n | |
![\"\"](\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2024\/07\/DC-EC-03a.png\")
<\/p>\n![\"b=h=250mm\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-74f58ddac863ce2118be459557df4eda_l3.png\" "\\"Rendered")
<\/td>\n<\/tr>\n![\"N_{Ed.ULS}=1700\text{kN}\"](\"https:\/\/support.buildsoft.eu\/wp-content\/ql-cache\/quicklatex.com-2bdc36b1121a690dbe02cbc0aab80881_l3.png\" "\\"Rendered")
<\/td>\n<\/tr>\n![\"\"](\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2024\/07\/NoBuckling.png\")
<\/li>\n![\"\"](\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2024\/07\/DC-EC-05a4.png\")
![\"\"](\"https:\/\/support.buildsoft.eu\/wp-content\/uploads\/2024\/07\/DC-EC-05a5.png\")
<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n