NR TWI 3G012
How to Install Cross-Track Ducts
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| Organization: | NR |
| Publication Date: | 1 March 2005 |
| Status: | active |
| Page Count: | 3 |
scope:
Introduction
This Track Work Instruction covers how to plan and install a crosstrack duct - part of an under-track crossing construction.
The construction of reception pits will be carried out by others
Document History
NR TWI 3G012
March 1, 2005
How to Install Cross-Track Ducts
Introduction
This Track Work Instruction covers how to plan and install a crosstrack duct – part of an under-track crossing construction.
The construction of reception pits will be carried out by...