How can suspension bridges collapse?

A suspension bridge would collapse if it's suspension wires were broken in someway which would cause the load displacement over the bridge to become uneven causing the bridge to fall apart.

It depends on what's around it and whatnot

Glucose, also called grape sugar, blood sugar or corn sugar, is among the simplest and one of the primary naturally occurring sugars. produced naturally by plants as the primary photosynthesis product, it is heavily used by living beings as a main energy source and is necessary for cellular respiration. chemically, it is a monosaccharide carbohydrate and serves as a building block for complex sugars like starch.