Or lower tracks or raising bridges to allow double decker trains?

Abolishing the lower track was justified by saying that schools have low expectations for many students, particularly minorities.

Set in upper and lower tracks, they were motor-driven, but the power to operate them was disconnected long ago.

A few blocks later, the lower tracks separate to straddle the yard tracks at 168th Street.

"For no apparent reason, all the black kids ended up in the lower track."

Complicating the issue is that most pupils in the system's lower tracks are black, leading to allegations of racism.

Polynikes reported that the out route his party had taken, the lower track, had been fast and easy.

However, the awareness by the student of being placed into a low track might lower self-esteem and vice-versa.

The effects of social stigmatization can be some of the worst outcomes for students in lower academic tracks.

The rear cars of the first train then crashed onto a lower track and were hit by an eastbound train.