J.R.Guthrie

According to the late Steve Dobrow, the signals were set for 100 seconds in
the 1960s. He was always calling for other tunnels to be the same, including
the LIRR and PRR tunels in and out of NYP. That's still not as good as some
European lines, but much better than the current headways.

Cheers,
Jim Guthrie

> In 1978 I was doing a by-invitation communications evaluation on the
> IRT (I was a member of the AAR Signal and Communications Division in
> those days) and we were down on the trackbed just north of Times
> Square Tower at about 4pm - the start of rush hour. The TA comm
> engineer who was my escort said that trains there were on 90-second
> headways, and I could believe it. We took great pains to stay very
> clear of them.