“In trusses, the top chord is under compression, like a long, slim column. Long, slim columns resist buckling with the help of braces placed regularly along their length.

A lightweight steel open-web bar-truss joist, similar to the floors of the World Trade Center and the roof of the Charleston, SC, sofa store, is a long steel bar (web) bent at 90-degree angles and ...

Any light-weight members either wood or steel trusses will and do fail quicker than old style heavy timber or masonry/steel-H column construction. The fact that these assemblies occur in ...

Trusses are a fundamental tool in an engineer’s toolbox — a structurally simple way to transfer weight from one part of a roof to the walls or columns that are designed to withstand the ...

Any bridge would have collapsed if struck in a main support column, experts say, ... One study found that more than 500 steel-truss bridges in the United States collapsed between 1989 and 2000.

It is supported at one end by a steel column against the house wall; at the other end it extends beyond the glass doors and rests on a skeletal steel 'tower'. The tower is a three-sided, tri-girder ...

The fundamentals of staggered steel truss frame construction—a method never before used in Chicago—involve a series of floor-height trusses (nine-feet, three-inches for this project) erected in a ...

The structure consists of a series of 405 x 90mm glulam columns which run along the east wall at 2.1m centres and slope to match the inclination of the glazing. They support 405 x 90mm glulam beams ...