Main Headquarters Building - 1849 C Street, NW
No objection to the concept design for five new guard booths, and new vehicular access barriers at the garage entrances to the Main Headquarters Building for the Department of the Interior, as shown in materials received and dated 7 January 2010. For the guard booth, Alternate Option #2, with the stone clad base, is the preferred design. Refer to the D.C. Historic Preservation Review Board.