Thermal Stress on Beams - How Engineers Design for Heat

How do thermal loads impact structures? What kind of movements and stresses can result? In this video we'll explore examples of thermal movement and stress in various cases and showcase both failures and successful detail concepts.

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00:10 - compare concrete, steel, wood
00:30 - movement equation
00:55 - stress equation
01:00 - EXPANSION MODEL RESULTS (free to expand)
01:20 - thermal expansion coefficients
01:50 - STRESS MODEL RESULTS (fixed against expansion)
02:25 - % strength used from fixing
02:40 - examples; successes and failures
03:20 - insulation and enclosure (or lack of)
03:40 - must also consider hygroscopic processes
04:00 - top recent comments

[1] J. Dinwoodie, Timber: Its nature and behaviour, London: BRE, 2000.
[2] J. M. Gere and B. J. Goodno, Mechanics of Materials, Cengage Learning, 2013.
[3] Canadian Wood Council, Wood Design Manual, Canadian Wood Council, 2017.
[4] S. Brzev and J. Pao, Reinforced Concrete: A Practical Approach, Prentice Hall, 2009
[5] Canadian Institute of Steel Construction, Handbook of Steel Construction 11th ed., 2016 (2017).