Gardaí first observed the motorist holding a mobile phone whilst driving.
They stopped the vehicle and performed a preliminary drug test which tested positive for opiates, cannabis and cocaine.
The driver was arrested and taken to Waterford Garda Station, where Gardaí issued a fixed charge notice and set a court date.
Roads Policing Waterford observed motorist holding mobile phone whilst driving. Vehicle stopped and preliminary drug test performed. Test positive. Arrested and taken to Waterford Garda Station. Fixed Charge Notice issued and court appearance to follow.Never Ever Drink/Drug Drive pic.twitter.com/9p8THZqJe1— An Garda Síochána (@GardaTraffic) December 1, 2018