|Source:||All England Reporter|
|Publisher Citation:|| All ER (D) 241 (Feb)|
Latham LJ and Potts J
|Representation||Nigel Ley (instructed by Byrne Frodsham & Co, Cheshire) for G.|
|Helen Waller (instructed by the Crown Prosecution Service, Chester) for the prosecution.|
|Judgment Dates:||20 February 2001|
Road traffic - Breath test - Device - Print-out produced by device - Inaccuracy of device - Constable administering test not giving evidence as to calibration of intoximeter - Scientist from intoximeter's manufacturer giving evidence from print-out that machine properly calibrated - Scientist cross-examined as to reliability of intoximeters generally - Whether admissible evidence of calibration.