RSJ

Rolled steel joist
Found on http://www.fmb.org.uk/find-a-builder/helpful-advice/jargon-buster/?locale=e

Rsj

Rolled steel joist
Found on http://www.corusconstruction.com/en/design_guidance/the_blue_book/

RSJ

rolled steel joist, usually a vertical plate with a top and bottom flange, but they can come in a variety of sections.
Found on http://www.encyclo.co.uk/local/20935

RSJ

Rolled steel joist.
Found on http://www.interbuilders.co.uk/glossary/r/rsj.html

RSJ

Rolled steel joist. A common structural steel component, usually an I-beam.
Found on http://www.metalbulletin.com/Glossary.html

RSJ

Rolled steel joist. A common structural steel component, usually an I-beam.
Found on http://www.metalbulletin.com/Glossary.html
No exact match found