N&W intermediate signals

NW Mailing List nw-mailing-list at nwhs.org
Wed Nov 16 12:53:10 EST 2016

That's what I'd call one looooong block!  Thanks to you and Ed for the

On Wed, Nov 16, 2016 at 11:01 AM, NW Mailing List via NW-Mailing-List <
nw-mailing-list at nwhs.org> wrote:

> Jim:
> Don't forget that intermediate signals could be triggered to drop to
> a less favorable aspect than "CLEAR" when bond wires broke, a
> slide detector fence activated the signal, or by a broken rail in the
> intermediate or following block.
> In the former Wabash Manual Block Remote Control territory, there
> was 115#  jointed rail.  From the end of one signaled siding to the
> approach signal for the next siding, there was 12-14 miles without
> intermediate signals.  When a bond wire would break, a train would
> crawl at restricted speed 12 -14 miles hoping the next signal had
> a more favorable aspect.                        Harry Bundy
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