The phrase "a evacuation" is not correct in written English.
The correct article to use is "an" because "evacuation" begins with a vowel sound.
Example: "In case of an evacuation, please follow the emergency exit signs."
Alternatives: "an evacuation order" or "an evacuation plan."
There were no estimates of how many of the 370,000 people living in the Zone A evacuation area had heeded the mandatory orders, Bloomberg said.
I'm still smarting from discovering we were in Zone C, just two blocks but a full two notches of danger away from the Zone A evacuation area of Lower Manhattan.
Barack Obama Good leadership credentials, good decision-making ability (although it remains to be seen if he'd have the guts to issue a Zone A evacuation order, if — God forbid — it came to that).
Mr. Bloomberg also vowed to update the city's flood maps and said the city might extend the so-called Zone A evacuation area to include Howard Beach, Queens, and the Brooklyn neighborhoods of Gerritsen Beach and East Williamsburg, communities that were heavily and unexpectedly damaged by flooding from Hurricane Sandy.
For (a) Evacuation procedures, the description is: "Refers generally to the implementation of evacuation procedures/warning system (can include communication of these procedures)".
In the evacuation, it is rational for each evacuee to select a evacuation route whose expected evacuation time is minimum among those of candidate routes.
As a result, the mall was forced to undergo an evacuation as a precautionary measure.
There was rain and wind and an evacuation for a possible tornado.
(Our bulk, they reason, could hinder an evacuation in an emergency).
Each agency has set protocols requiring an evacuation if an attack is serious enough.
Out of 220 maternal deaths, 93% occurred in hospital, 26% following an evacuation in an emergency.
