I don't think kids under 10 years old should be racing in them and I believe this has affected how tracks are designed today.

The track at North Greenwich was designed to facilitate a branch of the line from this station.

"The track has been designed so that when there is a crash, it will not definitely result in a serious injury," Hackl said.

Although the track has been designed with nice wide corner entries in an effort to encourage overtaking, drivers aren't stupid.

The last four tracks are designed to heard as one continuous track.

The track was designed by world renowned engineer Alan Wilson.

The high-speed track is designed to allow trains to travel 125 miles an hour.

Presumably her track was designed to avoid storms.

If the track had been designed by him, then yes, it would be something very special.

If its tracks are positioned and designed properly, he said, the noise they generate will not be objectionable.