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 <ow:title>Integrail Glossary</ow:title>
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 In signalling, a system to prevent the setting up of conflicting routes. At first they were mechanical, then electro-mechanical. Now they are largely computerised using a two in three voting system or similar protocol. Also note the term SSI (solid state interlocking). In the US, the term Interlocking refers to an area where junctions and signals are under the control of a signal cabin or
 <strike class="diff"> "Tower".</strike>
 <u class="diff"> [[Tower]].</u>
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-<ow:page name="Interlocking" changes="2" lastminor="2" lastmajor="2">
 <ow:link name="Interlocking" href="ow.asp?Interlocking" date="2005-07-20T11:29:57+01:00">Interlocking</ow:link>
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 <ow:date>2005-07-20T11:29:57+01:00</ow:date>
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 In signalling, a system to prevent the setting up of conflicting routes. At first they were mechanical, then electro-mechanical. Now they are largely computerised using a two in three voting system or similar protocol. Also note the term SSI (solid state interlocking). In the US, the term Interlocking refers to an area where junctions and signals are under the control of a signal cabin or
 <ow:link name="Tower" href="ow.asp?p=Tower&a=edit">Tower</ow:link>
 .
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