The rules of the road, for example, have a purpose since they are designed to prevent collisions.

The combination of the two helps to prevent collisions in any situation.

They would not travel fast enough to leave the track, and the set was designed to prevent collisions.

The railway is single track, so special measures have to be taken to prevent collisions.

An act fixing certain rules and regulations for preventing collisions on the water.

In 1906 a fog bell was installed to help prevent such collisions.

These officers do not handle calls for service, as their main goal is to change poor driver behavior and prevent collisions before they occur.

The changes sought are intended to prevent collisions and make it easier to survive them.

It is intended to prevent collisions between the first baseman and the runner.

The measure is intended to prevent head-on collisions and keep traffic under control.