What is soil stabilisation?

Soil stabilisation improves the bearing capacity and workability of existing soil by mixing in lime, cement or another binder.

What is a tailpole?

A tailpole is the long, sloping beam at the back of a windmill that the miller uses to turn the sails into the wind (winding the mill).

What is vertical toothing?

Vertical toothing is a temporary vertical end to brickwork, with alternate courses projecting and set back. How it differs from racking back.

What is a steel connection?

A steel connection joins steel columns and beams with bolts or welds. Pinned or moment-resisting, end plates and base plates explained, with practical tips.

What is a composite steel deck floor?

A composite steel deck floor combines profiled galvanised steel sheeting with concrete cast on site. How it works, benefits and points to watch when pouring.

What is a light steel frame floor?

A light steel frame floor is a lightweight floor system made of cold-formed steel C or Sigma sections. Build-up, benefits for vertical extensions and tips.

What is injection moulding?

Injection moulding is a production technique in which molten plastic or metal is forced into a mould under high pressure. How it works and building uses.

What is shotcrete?

Shotcrete (sprayed concrete) is concrete projected under pressure onto a surface. Dry-mix and wet-mix processes, uses, rebound and practical tips.