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Noun1.loop-line - a railway branch line that branches from the trunk line and then rejoins it later on
branch line, spur track, spur - a railway line connected to a trunk line
References in periodicals archive ?
Rail replacement buses bringing passengers across the river from Birkenhead Central, while the loop-line track renewal works continue, were also diverted through the Birkenhead Tunnel, as police dealt with the problem.
The new loop-line design incorporates enhancements to better safeguard the pipeline against crude theft and sabotage.
The re-opening of stations on the protected loop-line, such as Gateacre, near to the bustling shopping centre and re-sited comprehensive, would surely pay for itself.