 Upgrades to Nebraska Citys weigh station preclearance system follows recent upgrades at two other Nebraska State Patrol operations New technology expands advanced e-screening and tire safety screening coverage on one of Nebraskas busiest highways SASKATOON, SK, June 30, 2021 PRNewswire - International Road Dynamics Inc. IRD, a Quarterhill Inc. Quarterhill company TSX: QTRH OTCQX: QTRHF, announced today that the Nebraska State Patrol has awarded the Company a contract valued at up to 1.8 million for upgrades to the Nebraska City weigh station preclearance system. This follows two similar projects recently completed by IRD at the States Waverly and North Platte weigh station locations. 