Construction steel I beams

Construction steel rebar tied together for column

Close-up of construction steel rebar tied together

Construction steel rebar separated by 2x4 wood block

Steel beams, Port of Bilbao, Santurtzi. Biscay, Euskadi, Spain

Construction steel anchor bolts

U-shaped steel beams, Port of Bilbao, Santurtzi. Biscay, Euskadi, Spain

Steel beams, Port of Bilbao, Santurtzi. Biscay, Euskadi, Spain

Construction chain and hook lifting steel I beam

Loading steel beams, Port of Bilbao, Santurtzi. Biscay, Euskadi, Spain

Construction steel I beam anchor bolt nut

Steel constrcution worker fastening anchor bolts on steel frame

Job Site

Antique Illustration (steel engraving) showing the basic construction of a Fire Engine., 1857.

Antique Illustration (steel engraving) showing the construction of iron bridges., 1857.

A team of builders at work

Metall plate with flower

Two workers putting in building beams

Industry & Technology -line art (b4) Civil Engineering Excavating machinery A steel engraving from a series of early Victorian concept drawings of a tunnel beneath the River Thames in London, England.

Industry & Technology -line art (b4) Civil Engineering A steel engraving from a series of early Victorian concept drawings of a tunnel beneath the River Thames in London, England - men digging the tunnel.

building on an idea

idea distribution

Industry & Technology -line art (h4) Civil Engineering Bridge

Industry & Technology -line art (b4) Civil Engineering Illustration A steel engraving from a series of early Victorian concept drawings of a tunnel beneath the River Thames in London, England - a cross-section showing the tunnel beneath the river bed; t

Sculptor

Builder

Steel Worker

Crane Operator

Crane Operator

Construction steel I beams connected