How to Design a Timber Connection to Eurocode 5 (Step by Step, With Free Software)
A bolted timber-to-timber lap connection, designed to Eurocode 5 (EN 1995-1-1), uses the Johansen yield model — a set of failure-mode equations…
How to Design a Timber Roof Truss Member to AS 1720 (Step by Step, With Free Software)
A timber roof truss's compression web member, designed to AS 1720.1, needs its buckling capacity checked using the code's stability factor…
Why Wind Tunnel Testing Sometimes Overrides a Code’s Standard Wind Load Method
Why Standard Code Wind Load Methods Have Built-In Scope Limits A code's standard, formula-based wind load method (the kind covered…
How to Design a Timber Stud Wall to NDS (Step by Step, With Free Software)
A load-bearing timber stud wall under combined axial and out-of-plane wind bending, designed to the US National Design Specification (NDS),…
What ‘Characteristic Strength’ Really Means for Concrete: The 5th Percentile Explained
A Number Deliberately Set Below the Average, Not At It When a concrete mix is specified as, say, M25 or…
How to Design a Glulam Beam to Eurocode 5 (Step by Step, With Free Software)
A glued-laminated timber beam spanning an unbraced bay, designed to Eurocode 5 (EN 1995-1-1), checks lateral-torsional buckling through a critical bending stress…
Why Deemed-to-Satisfy Provisions Exist Alongside Full Performance-Based Design
Two Different Ways a Code Can Tell You a Design Is Acceptable Most structural and building codes offer two distinct…
How to Design a Timber Column to NBR 7190 (Step by Step, With Free Software)
A sawn hardwood timber column designed to Brazil's NBR 7190 checks buckling through a slenderness-dependent reduction applied to the design compressive…
How to Design a Timber Beam to GB 50005 (Step by Step, With Free Software)
A sawn timber floor beam designed to China's GB 50005 uses a design-value approach built around an adjustment coefficient system comparable…
How to Design a Masonry Column to NBR 16868 (Step by Step, With Free Software)
An isolated reinforced masonry column designed to NBR 16868 uses a limit-state format with its own slenderness reduction coefficient, structured similarly…