IOWA CITY — Under a revised plan to use only private giving — and not athletics department revenue — Iowa State University this month is seeking Board of Regents approval to forge ahead with construction of a $10 million quarter-mile-long elevated walkway into Jack Trice Stadium. Iowa State initiated the gateway bridge project one year ago — just before COVID-19 shut down the campuses and prompted regents to enact a moratorium on new construction across its public universities from Sept.