 WATSONVILLE, Calif.--BUSINESS WIRE--Granite NYSE:GVA announced today that it has been awarded the Lower Olentangy Tunnel project by the City of Columbus in Columbus, Ohio. The 267 million contract is anticipated to be booked in Granites first quarter 2021 backlog. The Lower Olentangy Tunnel LOT project aims to improve water quality and reduce the risk of exposure of humans to waterborne pollutants by reducing overflows from the sewer system into creeks and rivers during flooding. LOT wi 