URBANDALE, IOWA — CBRE has arranged the sale of the Interstate Distribution Center in Urbandale, about eight miles northwest of Des Moines, for $16.7 million. The 518,161-square-foot distribution center is fully occupied by two undisclosed tenants. Built in 1968, the property is situated on a 42-acre parcel near the junction of I-35, I-80 and I-235. Judd Welliver, Ryan Watts, Sonja Dusil, Tom Holtz and Chris Pendroy of CBRE represented the seller, Investors Real Estate Trust. Bell Avenue Properties Inc. purchased the property.