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NSG 604 Indicators and Signs

Prohibitive signs

16 June 2023

Current Rule
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Description

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Prohibitive signs

If a signal carries a prohibitive sign, Drivers and Track Vehicle Operators must follow the directions on the sign.

SLIP SITE signs

Signals fitted with a SLIP SITE sign are interlocked with slip detectors to respond to landslips.

FIGURE 28: Example of a SLIP SITE sign.

For further information please contact the Network Rules Unit on NRU@transport.nsw.gov.au
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TONNAGE signs

A TONNAGE sign might be fitted on or near a signal placed before a rising grade.

Tonnage signals are absolute signals for prescribed trains. There may also be a tonnage (T) indicator.

If the T indicator is lit, Drivers of prescribed trains may ignore the instructions on the TONNAGE sign.

FIGURE 29: Tonnage indicator and examples of instruction signs.

For further information please contact the Network Rules Unit on NRU@transport.nsw.gov.au
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For further information please contact the Network Rules Unit on NRU@transport.nsw.gov.au
Download Expand
For further information please contact the Network Rules Unit on NRU@transport.nsw.gov.au
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Starting or home/starting signal signs

Some starting or home/starting signals in bidirectional Rail Vehicle Detection territory have prohibitive signs.

FIGURE 30: Example of starting signal sign.

For further information please contact the Network Rules Unit on NRU@transport.nsw.gov.au
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Distant signal and repeater signal signs

Distant signals and colour light repeater signals that can display STOP have signs with white reflective text on a black background.

FIGURE 31: Example of distant signal or repeater signal instruction sign.

For further information please contact the Network Rules Unit on NRU@transport.nsw.gov.au
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Intermediate siding signs

Signals that protect intermediate sidings must be passed only in accordance with the instructions on the sign.

FIGURE 32: Example of intermediate siding sign.

For further information please contact the Network Rules Unit on NRU@transport.nsw.gov.au
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Absolute signal signs

Signals fitted with an absolute signal sign must not be passed at STOP without the Signaller’s authority.

FIGURE 33: Example of absolute signal sign.

For further information please contact the Network Rules Unit on NRU@transport.nsw.gov.au
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Signal key switch sign

Signals with a signal key switch sign displayed must not be passed at STOP without authority.

FIGURE 34: Example of signal key switch sign.

For further information please contact the Network Rules Unit on NRU@transport.nsw.gov.au
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