Answer:
field sobriety test
Explanation:
This roadside check is known as the field sobriety test.
The Field sobriety tests, is also called the standardized field sobriety tests, these are a number of tests that are made use of by police officers to check or establish if a person that have been suspected to be driving under the influence (DUI) is indeed intoxicated with alcohol or if the person is under the influence of other drugs