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A compound riveted girder is designed to bear a large load in a building or bridge, and is made of either iron or steel.

Compound Riveted Girder (side by side)

A compound riveted girder is designed to bear a large load in a building or bridge, and is made of either…

A compound riveted girder is designed to bear a large load in a building or bridge, and is made of either iron or steel.

Compound Riveted Girder (Vertical)

A compound riveted girder is designed to bear a large load in a building or bridge, and is made of either…

Cresting of iron grill from St. Sernin, Toulouse, France.

Cresting

Cresting of iron grill from St. Sernin, Toulouse, France.

An I-Beam girder is a load bearing beam of steel or iron. It is shaped like a capital letter I.

I-Beam Girder

An I-Beam girder is a load bearing beam of steel or iron. It is shaped like a capital letter I.

This illustration shows a light inverted bow-string girder, as well as a section.

Light Inverted Bow-String Girder (Elevation and Section)

This illustration shows a light inverted bow-string girder, as well as a section.

This illustration shows a simple lattice girder.

Simple Lattice Girder (Elevator and Elevation)

This illustration shows a simple lattice girder.