Eighteen reference tools for construction professionals. Classification systems, BIM references, estimating helpers — published openly because the industry needs them.
Standard North American specification structure. Searchable code lookup.
AustraliaAustralian specification framework. Look up section codes and titles.
UKUK unified construction classification. Tables for systems, products, complexes.
International15 tables covering the entire built environment. Used widely in BIM.
CSI · North AmericaElement-based classification — building elements grouped by function.
Industry Foundation Classes — entity reference and property sets.
BIMConstruction-Operations Building information exchange schema.
BIMbSDD concepts, classifications and attributes guide.
BIMInformation Delivery Specification — define, validate, audit BIM data.
BIM · ToolInteractive pattern tester with 15 construction-domain presets — FireRating, Uniclass, GUIDs, dates and more.
BIMLevel of Development specifications — what to expect at each LOD level.
BIM · Free Viewer ↗Free browser-based viewer for IFC files. Inspect model hierarchy, extract quantities, view element properties — no install required.
Convert between metric and imperial — length, area, volume.
ReferenceCommon construction estimating formulas with worked examples.
ChecklistTrade-by-trade checklists so nothing gets missed in your BOQ.
ReferenceCommon purchasing units for construction materials.
ReferenceStandard Method of Measurement reference for QS work.
If a tool you'd find useful isn't here, tell us. We're always adding to this set.