The phrase "arrives alert" is correct and usable in written English.
It can be used to describe someone who arrives at a location or event in a state of attentiveness or readiness.
Example: "After a long journey, she finally arrives alert and ready to tackle the day's challenges."
Alternatives: "comes in attentive" or "arrives focused".
But just as the contest was shifting into high gear — fueled by free-flowing beer, burgers and a huge sound system that pumped rap music — four Suffolk County police cars arrived, alerted by a 911 call.
When I arrived, alerted by a traffic bulletin (what else?) on the lunchtime news, PSNI officers had blocked the road about 100 yards on either side of the junction with Bloomfield Avenue, which is to say just past the bottom of Cyprus Avenue in one direction and a stone's throw from Hyndford Street in the other.
If the snake is downwind from you, your scent will have reached it far before you arrive, alerting it to your advance.
When a new bill arrives, Paytrust alerts you by e-mail.
Instead of going through the rigamarole of busting out their credit cards or splitting the check at the end, diners merely check in with the app when they arrive and alert their server that they're paying with Cover.
After just a few tough pushes, in tune with each oncoming contraction, and using a few different laboring positions mentioned in class, my daughter arrived, completely alert, making her way to my breast and latching on immediately.
In addition, because of its demonstrated mood-boosting effects, walking to the places you need to during your day ensures you arrive energized, alert, and ready to perform to the utmost of your ability.
But the new documents show that the agency also compares each day's phone call data as it arrives with an "alert list" of thousands of domestic and foreign phone numbers that it has identified as possibly linked to terrorism.
My work email vibrates when it arrives with an alert sound, but requires opening my InBox and then scanning the short abstracts.
The best part about all of this: next time someone you've just met says "Let me buy you coffee some time!", you can respond by saying "Okay, go ahead!", and staring at them awkwardly until the eGift alert arrives.
