Glossary of Common Terms
Glossary of common terms used in the Architect Design, Building and Construction Trades you may use when speaking with Stevenson & Kelly in Lanarkshire and Grampian Regions
Glossary of Building & Construction Terms
| Bearing: | The area of a member receiving structural support. |
| Building Designer: | The person responsible for the structural stability and integrity of the building as a whole. |
| Cantilever: | The part of a structural member extending beyond the end support. |
| Chord: | The horizontal timber members at the top and bottom of a joist. |
| Column: | A vertical timber block fixed between the chords of a joist. |
| Compartment Floor: | Separating two dwellings and required to provide sound resistance and 1 hour fire resistance. |
| Compression Block: | A vertical timber block fixed to the side of joists where substantial vertical loads are applied. |
| Dead Load: | The load produced by the fabric of the floor structure. |
| Decking: | Timber boarding providing the floor or roof surface. |
| Deflection: | Vertical deformation due to loading. |
| Dwang: | A structural member comprising of two chords with columns at set spacing. |
| Dwarf Wall: | A load bearing timber frame wall of similar depth to the floor joists. |
| easi-joist®: | An engineered joist made from stress graded timber chords fixed with galvanised steel webs. |
| EWP: | Engineered Wood Product – a man-made composite timber product. |
| Header Binder: | Horizontal length of timber fixed onto the top rail of a timber frame panel. |
| Imposed Load: | The load produced by the occupancy of a building including storage and inhabitants. |
| Intermediate Support | Structural support within the span of a joist. |
| Line Load: | A UDL applied along a single line. |
| Live Load: | Also known as IMPOSED LOAD. |
| Noggin: | A horizontal timber block fixed between the chords of adjacent joists. |
| OSB: | Oriented Strand Board – a composite product made from strands of wood and glue. |
| Partition Wall: | Timber framed non-load bearing wall applying a load to the floor below. |
| Point Load: | A force applied at a single position. |
| Rim Board: | A product used on the perimeter of a building to enclose the floor structure. |
| Ring Beam: | A structural beam used to distribute floor loads evenly to the walls below. |
| Services: | Pipe work, ducting and cables laid within the floor zone. |
| Sheathing: | OSB or plywood sheets nailed to timber frame panels to provide racking resistance. |
| Span: | The overall length of a joist. |
| Strongback: | A structural timber fixed perpendicular to a run of joists to reduce deflection. |
| SVP: | Soil Vent Pipe. |
| Trimmable End: | Timber allowed for tolerance which can be removed without compromising the joist. |
| Trimmer: | A structural member framing a floor opening. |
| UDL: | Uniformly Distributed Load – either an area load (N/sq.m) or a line load (N/m). |
| Web: | A diagonal galvanised steel strut fixed into the chords of an easi-joist with pressed nails. |
E&OE
Contact Us
Airdrie
01236 765614
Address
Stevenson & Kelly (Roof Trusses) Ltd
Unit 4, Stirling Road
Industrial Estate
Airdrie ML6 7UD
Aberdeen
01358 743399
Address
Stevenson & Kelly (Grampian) Ltd
Wester Hatton Steading
Balmedie nr Aberdeen
Grampian AB23 8YY
Stevenson & Kelly use only PEFC accredited suppliers from monitored, sustainable forest sources for supply of timber.
Airdrie, Lanarkshire Location Map
Stevenson & Kelly (Roof Trusses) Ltd
Unit 4
Stirling Road Industrial Estate
Airdrie ML6 7UD
Aberdeen, Grampian Location Map
Stevenson & Kelly (Grampian) Ltd
Wester Hatton Steading
Balmedie
Aberdeenshire AB23 8YY