mime-version: 1.0 content-location: file:///C:/4F063D13/1914AutomaticSignalMiles.htm content-transfer-encoding: quoted-printable content-type: text/html; charset="us-ascii" The December, 1914, Pacific Semaphore, a OWR&N publication on p= age 12, has an interesting comparison of what it calls "automatic ele= ctric block safety signals

 

The December, 19= 14, Pacific Semaphore, a OWR&N publication on page 12, has an interesting comparison of the miles of tr= ack with "automatic electric block safety signals" installed.=

Railroad

Total Miles of Track

Automatic Signaled Miles

Percent

Union Pacific

7,673

3,438

44.8%

Southern Pacific

9,134

3,719

40.7%

Northern Pacific

6,025

1,355

22.5%

C&NW

8,967

1,912

21.3%

Rock Island

7,847

1,224

15.6%

StL&SF

5,880

796

13.5%

Great Northern

6,925

881

12.7%

CM&StP

9,608

1,079

11.2%

AT&SF

10,881

751

6.9%

Iron Mountain

3,299

140

4.2%

Missouri Pacific

3,756

136

3.6%

CB&Q

9,192

251

2.7%

 

Submitted by Phil Beach