JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. BS5950:1990 / 2000 Cross Section Classification Load Combinations Non-Sway and Sway Sensitive (BS5950-1:2000) Calculating λcr per Load Combination (BS5950-1:2000) Effective Length (BS 5950-1:1990) Effective Length (BS 5950-1:2000) Moment Amplification (BS5950-1:2000) Effective Length Method (2.4.2.7a) Amplified Sway Method (2.4.2.7b) Design Yield Strength Unbraced Bending Length BS 5950-1:1990 Bending Capacity (BS5950-1:2000) Section Capacity (BS5950-1:1990) Section Capacity (BS5950-1:2000) Web Shear Interaction (BS5950-1:2000) Error Messages Parent topic: Member Code Check