NR NB 179
Alignment of Dorman Signal Heads
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| Organization: | NR |
| Publication Date: | 11 March 2020 |
| Status: | inactive |
| Page Count: | 7 |
scope:
This Notice Board applies to anyone who is undertaking or verifying signal alignment of Dorman signal heads.
Purpose
This Notice Board has been produced to act as best practice guidance when undertaking alignment of verification of alignment of Dorman signal heads.
This Notice Board supercedes the guidance in the following:
• NR/L2/SIG/10158 Appendix C.11.2
• NR/L2/SIG/10158 Appendix C.12.2
• SIN120
• TI151
Document History
May 28, 2021
Alignment of Unipart Dorman Signal Heads
This Notice Board applies to the set up or verification of beam alignment of Dorman signal heads.
Purpose
This Notice Board has been produced to act as best practice guidance when undertaking...
May 22, 2020
Alignment of Unipart Dorman Signal Heads
This Notice Board applies to the set up or verification of beam alignment of Dorman signal heads. Purpose
This Notice Board has been produced to act as best practice guidance when undertaking...
NR NB 179
March 11, 2020
Alignment of Dorman Signal Heads
This Notice Board applies to anyone who is undertaking or verifying signal alignment of Dorman signal heads.
Purpose
This Notice Board has been produced to act as best practice guidance when...