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Technical |
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Design Guides |
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Building Management |
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Ceiling Joists
Common Domestic Ceiling Joists Sizes
Strength Class C16
Suitable for Joists laid at 400mm centres
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Span in meters |
Joist Size mm (depth x width) |
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1.97 |
97x50 |
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2.37 |
122x38 |
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2.60 |
122x50 |
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3.39 |
147x50 |
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4.06 |
170x50 |
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4.79 |
195x50 |
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5.52 |
220x50 |
Strength Class C24
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Span in meters |
Joist Size mm (depth x width) |
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2.08 |
97x50 |
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2.50 |
122x38 |
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2.81 |
122x50 |
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3.56 |
147x50 |
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4.25 |
170x50 |
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5.01 |
195x50 |
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5.77 |
220x50 |
NOTES:
All structural timbers are to be Kiln Dried
Please check with your local Building Control department before using information contained in these tables to ensure that they comply with your local building codes.
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Thinking of home improvments:
Call us on the number below or email us at info@carryduffdesigns.co.uk
We undertake projects within and around the following areas: All of Belfast, Newtownards, Bangor, Ards Peninsula, Comber, Ballynahinch, Downpatrick, Lisburn, Banbridge, Craigavon, Portadown, Newtownabbey and Carrickfergus.
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