As the town of Vail braces for its busiest few weeks of summer visitation in early July — from multiple sporting events to big-name concerts to Vail America Days — council members this week expressed some concern about the ongoing construction on Interstate 70. “You talked about some construction holds in early July, which happens to be a pretty busy week for us. It’s our heaviest week of the summer,” Vail Mayor Pro Tem Reid Phillips pointed out…