half-hour

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half-hour

a. a period of 30 minutes
b. (as modifier): a half-hour stint
References in periodicals archive ?
Reinstatement of a former freight line for a half-hourly passenger service between Beddau and Cardiff, with new stations at Beddau, Gwaun Meisgyn, Llantrisant and Cross Inn.
Service 526 between Wolverhampton and Stowlawn via Bilston - Sunday and Bank Holiday daytime frequency increased to half-hourly.
ALL CHANGE: Commuters should benefit when a new half-hourly service between Cardiff and Merthyr Tydfil is launched next May PICTURE: David Hurst Y
The Contracting Authority~s annual electricity consumption consists of 4,2 GWh over 6 Half Hourly (HH) and 209 Non Half-Hourly (NHH) supplies.
These services never run to time and it's not unusual to see two 73s running together on a half-hourly service.
Any business that received electricity through a half-hourly meter in 2008 needs to take action by September 30, although sole traders are exempt.
The scheme, formerly known as the Carbon Reduction Commitment, requires all non-transport UK organisations - from half-hourly meter point users to firms using more than 6GW of half-hourly electricity a year - to register and comply.
In addition, service 71 will serve Normanby hourly and Lazenby hourly with the services combining in Eston to run half-hourly to Middlesbrough.
The deal also benefits Hill Park in Jarrow, which will see a half-hourly daytime service to Jarrow town centre and South Shields preserved.
The work to create a passing loop will enable half-hourly services to run on the Merthyr line.
Frequency improvements: Aberdare doubled to half-hourly; Merthyr to double to half-hourly next year.
A spokeswoman for Northern Rail said: "Heading from Sunderland or Carlisle there will be half-hourly services in the morning until lunchtime and hourly thereafter until early afternoon when they will go back to half-hourly.