How to Design a Gantry Girder to AISC 360 (Step by Step, With Free Software)
A crane gantry girder under AISC 360 checks biaxial bending with a really simple linear interaction — no axial term…
How to Design a Pedestal to ACI 318 (Step by Step, With Free Software)
ACI 318 defines a pedestal purely by geometry — a compression member with a clear height no more than three…
Why Deflection Limits Exist Even When a Beam Easily Passes Its Strength Check
Two Separate Questions, Not One A beam can have more than enough strength to never collapse under its design load…
How to Design a Waffle Slab to Eurocode 2 (Step by Step, With Free Software)
A waffle slab's solid head around each column has to pass two separate punching checks at two different depths —…
Why Rebar Rusting Before the Pour Isn’t Always a Reason to Reject It
A Common Site Argument, With a More Nuanced Answer Than Either Side Expects Reinforcement that's been stored on site for…
How to Design a Steel Column (Axial Member) to CSA S16 (Step by Step, With Free Software)
CSA S16's buckling curve needs only a non-dimensional slenderness and one exponent — no separate buckling-class table keyed to section…
Scaffolding Safety: The Structural Checks Most Sites Skip
Scaffolding Is a Structure, Not Just Access Equipment It's easy to mentally file scaffolding under "equipment" rather than "structure," but…
How to Design an RCC Column to BS EN 1992 (UK National Annex) (Step by Step, With Free Software)
A UK National Annex column check builds a full N–M interaction diagram from strain compatibility with the parabola-rectangle stress block…
How to Design a Strap (Cantilever) Footing to AS 3600 (Step by Step, With Free Software)
A strap footing solves a specific site problem — an exterior column sitting on a property line that won't let…
How to Design a Steel Truss to Eurocode 3 (Step by Step, With Free Software)
Eurocode 3's Ayrton-Perry buckling curve applies identically to a truss chord and diagonal — only the buckling curve selection and…