Form RT3181 Iss 12-15
IWA / COSS / PC / SWL Line Blockage Form
This form is used by the IWA, COSS, PC and SWL to record the details of a line blockage. Updated to reflect ERTMS.
Summary Of Changes
A single combned form has been introduced to replace the separate forms RT3180 and RT3181 previously used by the signaller and the person requesting the line blockage.
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- In Force: