Walker & Dunlop Inc. has structured a $8.1 million construction loan for Preferred Storage, a 101,533-square-foot self-storage facility in Plantation, Fla. The loan, secured through a national bank, is structured with a 10-year term and 12-month construction period, followed by a 36-month stabilization period on an interest-only basis. The remaining six years of the loan term will be amortized over 25 years.