| One out of every eight weeks I am the on-duty seismologist, so I have to respond to an earthquake as soon as it happens, even if it's in the middle of the night. |
| Sirene bureau staff shall have the linguistic skills covering as wide a range of languages as possible and on-duty staff shall able to communicate with all Sirene bureaux. |
| A source insisted there was a 25 per cent turnout of estate police on Friday and noted that this had put a strain on their on-duty colleagues. |
| When Mandy collapsed, the local on-duty technician did not respond to a 999 call because he was on his tea break. |
| The on-duty nurses assigned the participants to the intervention. |
| No army cares for its sick and wounded while neglecting its on-duty, frontline soldiers. |
