because they cost only $1 million each and they are able to span long distances
is a horizontal board or span held up by strong column at on end
A cantilever has only one end or point fixed; this is an obvious difference between having two points or both ends fixed. The nature of bending moment is same throughout the span in the case of a cantilever beam whereas a fixed beam has both types of nature, i.e. sagging as well as hogging.
The Niagara Cantilever Bridge or Michigan Central Railway Cantilever Bridge
The noun cantilever has a normal plural, cantilevers.
The arch is the strongest structure. The reason the others are sometimes used is the span is so long the arch isn't practicle.
Goods are stored horizontally on Cantilever Racks.
Niagara Cantilever Bridge was created in 1883.
a cantilever beam is designed to evenly distribute weight
cantilever = tmochah (תמוכה) or tomchah (תומכה)
Stress occur everywhere in the beam. Maximum occur at mid span and at support of simply supported beams and cantilever beams respectively - M. Velsamy, Mobile 9884585625
There are many places where one would be able to purchase a Cantilever mount. One would be able to purchase a Cantilever mount from sites such as Amazon or eBay.