Surveying and Mapping Consultants Inc. (SMC) of Braintree, Mass., has teamed with Col-East International Ltd. for the past 12 years to monitor inventories of salt that will be applied to snowy Northeast roadways every winter. Col-East captures the inventory data safely and accurately using high-resolution aerial imagery. “Thousands of tons of salt are used to melt the snow and make road conditions safer for drivers every year,” said Col-East General Manager Mark Thaisz. “The