Nashville DUI Roadblocks and the 4th Amendment

So how can the State of Tennessee set up aStates to decide the case of State v. Downey, in
DUI Road block? Well they can, it all flows fromDowney the Court stated the three part test to
the Supreme Court of the United States decisiondetermine the Constitutionality of the Tennessee
in Michigan v. Sitz. A Nashville Tennessee DUIDUI Road Blocks. Ok so how do they really apply
Road Block is on it's face a violation of the 4thhere in Tennessee DUI Road Blocks?
Amendment, however there are exceptions to(1) They must show a state interest that is so
the violation that the Supreme Court hascompelling that it allows an intrusion into your 4th
recognized and so followed by our TennesseeAmendment rights to be free from unwarranted
Supreme Court in State v. Downey.seizures, well the state did find a reason to justify
It is understood that the 4th Amendmentthe intrusion, and it was preventing Tennessee
provides protection from seizures, (ie being pulledDUI under the right circumstances, ie the gravity
over by the police), as such the police have toof public concern in preventing Tennessee DUI.
have probable cause to believe that you(2) Does the Tennessee DUI Road Blocks work,
committed a traffic violation or articulable suspicionie, is it an effective tool, not just some random
to stop you as a motorist.ineffective procedure. The court used statistics
In Michigan v. Sitz the Supreme Court of thefrom prior cases to show effectiveness in this
United States held that a DUI Road block doestechnique of preventing Tennessee DUI.
not violate the 4th Amendment as long as certain(3) Make the interference with your liberty
requirements are met. So what are theminimal as possible.
requirements that the DUI Road Block mustThis is accomplished in a Nashville Tennessee DUI
meet?Road Blocks by setting out guidelines that each
(1) The gravity of the public concerns served byRoad block must follow. These guidelines are
the seizurethings like adequate warnings, length and nature of
(2) The degree by which the seizure advanceseach detention they make, (meaning how long
the public interestthey hold each car). Safety of Nashville
(3) The severity of the interference with publicTennessee DUI Road Blocks, and stopping both
libertydirections of traffic.
The Tennessee Supreme Court used this casePosted by Daniel L.
law from the Supreme Court of the United