 
 
TWJ Trestain Structural Engineering
573 Durie St.
Toronto, Ontario, Canada M6S 3H2
Phone
(416) 769-1047
Fax
(416) 766-6178
tomtrestain@rogers.com
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Specialized Knowledge with Cold
Formed Steel Products
 | Lightweight steel framing products (wall studs,
floor and roof joists, steel stud/masonry veneer systems) -
structural testing, computer generated load tables, fire testing,
product development, structural design, shop drawings, research and
development. |
| Steel storage racks -
testing, analysis and
computer generated load tables. |
| Suspended ceiling systems -
structural
testing, fire testing, product development and load tables.
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| Roof and floor deck, wall panels and
pre-engineered buildings purlins and girts -
computer generated
load tables and product design and development.
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| Steel deck reinforced concrete slabs -
structural testing and computer generated load tables.
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| Corrugated steel culverts under shallow fill -
product development and computer generated load tables.
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| Porcelain enamelled steel panels - development
of a curtain wall system. |
| Farm buildings, green houses, Quonset huts -
structural analysis, product development. |
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 Tom
Trestain
Principal
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