Answered: 17-grade timber and MGP 12 grade timber…

17-grade timber and MGP 12 grade timber in terms of characteristic values for design [use section size 190 (depth) x 45 (breadth) as an example]. What is the reason for the difference?

Architectural Drafting and Design (MindTap Course List)

7th Edition

ISBN:9781285165738

Author:Alan Jefferis, David A. Madsen, David P. Madsen

Publisher:Alan Jefferis, David A. Madsen, David P. Madsen

Chapter30: Sizing Joists And Rafters Using Span Tables

Section: Chapter Questions

Problem 30.1Q

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1. Compare A17-grade timber and MGP 12 grade timber in terms of characteristic values for design [use section size 190 (depth) x 45 (breadth) as an example]. What is the reason for the difference?

2. Explain at least 3 major differences between timber and steel, in terms of material properties and design.

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