DUI Defense Lawyers in Knoxville TN

DUI Breath Testing

Breath tests utilized in driving under the influence cases offer only an roundabout way of measuring the blood alcohol levels. Breath tests estimate BAC using specific scientific presumptions in which are not always always suitable to the person being tested. Breath-testing devices make widespread assumptions concerning the driver's blood/breath partition percentage, breath temperature, and several other factors.
Motorists whose chemical tests reveal a BAC of .08 percent or better commonly worry that this indicates an automatic conviction, however that is far from the truth. Breath tests along with other chemical tests are generally effectively challenged. The Knoxville DUI defense attorneys at Daniel and Gains focus on driving under the influence (DUI) defense and have powerful techniques to attack the results of evidential breath tests.
A skilled Knoxville TN DUI defense attorney will question the functioning of the machine to ensure it had been functioning properly on the date of the testing and throughout the machine’s over-all time period of operation. Obviously, a device that was broken won't be able to give a reliable result. A diligent Knoxville DUI defense lawyer will make sure that the correct accuracy and reliability checks, usage logs, calibration records, as well as routine maintenance history are all recorded and don’t indicate any irregularities. Keeping the breath testing results out of evidence on the alleged DUI charge will have a very beneficial effect on the outcome of the case. Also breath test results can be challenged.

Knoxville Drunk Driving Defense Attorney

A skilled Knoxville, TN DUI defense lawyer will carefully study the records concerning a breath testing apparatus to ascertain whether or not it was appropriately maintained, and question whether or not the results accurately indicated the accused driver's BAC at the time of driving. The DUI defense attorney will likely determine whether the police officer who operated the machine was properly qualified to run the testing. If the police officer who performed the test was not qualified or if the machine was not properly certified, the results of the testing may be suppressed or prevented from coming into evidence against the accused driver.