Read Traffic Light Checks
How traffic lights show whether each structural check passes, is near the limit, or fails.
Checks, References, Conditions and Assumptions
Measure Utilization or Adequacy of a Design
How Calcs.com expresses utilization as a color-coded demand to capacity ratio, and how it compares with adequate by, CDR and factor of safety.
View All Detailed Calculation Steps
Why Beam Deflection Can Fail When the Main Span Passes
Deflection is checked per segment between supports, not just the overall span; here’s how to read a failing ratio when the main span looks fine.