NR TWI 3S060
How to Measure and Define a Check Rail Gap
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| Organization: | NR |
| Publication Date: | 1 March 2005 |
| Status: | active |
| Page Count: | 2 |
scope:
Introduction
This Track Work Instruction covers the measurement and definition of the flangeway gap.
A flangeway gap is found wherever a check rail is used on sharply curved plain line curves or in S&C.
Check rails are used to guide the train wheels at locations where there is a risk of them deviating from their correct position relative to the running rails.
Document History
NR TWI 3S060
March 1, 2005
How to Measure and Define a Check Rail Gap
Introduction
This Track Work Instruction covers the measurement and definition of the flangeway gap.
A flangeway gap is found wherever a check rail is used on sharply curved plain line curves or in...