How frequently should we conduct random drug tests? The frequency of testing depends on company policy and risk assessment. Regular, unannounced tests can act as a deterrent. By Rowan Poole|2023-10-27T10:50:38+01:0027/10/2023|HGV Lorry, Industry|0 Comments Share This Story, Choose Your Platform! FacebookXRedditLinkedInWhatsAppTelegramTumblrPinterestVkXingEmail About the Author: Rowan Poole Leave A Comment Cancel replyYou must be logged in to post a comment.