Prior to Brandywine's acquisition of Prentiss Properties earlierthis year, development of the office building had been in the worksunder Prentiss Properties back in 2000, pending a major leaseagreement. The development was tabled due to a softening of themarket in the area at the time. The vacancy rate in theReston/Herndon submarket is currently 9.9%, according to GVAAdvantis' First Quarter 2006 Washington, DC Metropolitan AreaMarket Review.

With an address of 13820 Sunrise Valley Dr., South Lake will belocated not far from Washington Dulles International Airport. Thearchitectural firm of Noritake Associates is on board as thedesigner of the 10-story class A building, which will behighlighted by an adjacent four-level parking facility.

"We continue to see strong demand for office space within ourcore Northern Virginia portfolio with vacancies in the singledigits," says Bob Wiberg, Brandywine executive vice president andmanaging director of operations. "South Lake at Dulles Corner willfill a market void." CB Richard Ellis is assisting Brandywine withleasing responsibilities. South Lake is scheduled to deliver in thethird quarter of next year.