https://communities.bentley.com/products/ram-staad/f/ram-staad-forum/226948/difference-between-staad-pro-and-manual-calculation-for-concrete-column-designI design a very simple column to verify the concrete column design using ACI-08. Column Size : 250 mm x 250 mm Bar arrangement : 4-D20, (D12 @ 250 mm for tie) However, P-bal and M-bal in Analysis output are not same with manual calculation.en-USTelligent Community 12https://communities.bentley.com/thread/701026?ContentTypeID=1Mon, 14 Mar 2022 09:42:53 GMT6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:a8a7c13b-7ea4-4e88-a552-33a9f0dbe73dHYUNIL BAEK<p><a href="https://communities.bentley.com/cfs-file/__key/communityserver-discussions-components-files/5932/Column-Hand-Calculation.xlsx">communities.bentley.com/.../Column-Hand-Calculation.xlsx</a><a href="https://communities.bentley.com/cfs-file/__key/communityserver-discussions-components-files/5932/Column-Test.STD">communities.bentley.com/.../Column-Test.STD</a></p><div style="clear:both;"></div>https://communities.bentley.com/thread/701017?ContentTypeID=1Mon, 14 Mar 2022 09:10:07 GMT6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:ce8b9bae-6dc2-458d-bcd6-c1d8b5d4c38dModestas<p>Please attach the related model and your hand calculations.</p><div style="clear:both;"></div>https://communities.bentley.com/thread/700914?ContentTypeID=1Sun, 13 Mar 2022 23:31:43 GMT6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:3448f7e9-22bd-4704-9d98-4d039171734dHYUNIL BAEK<p>The cover depth is 30mm.</p><div style="clear:both;"></div>