The American Institute of Architects' Potomac Valley chapter of Maryland recently announced the winners of its 1987 honors competition. The 12 winners include: Thomas Manion for the New Heights Restaurant on Calvert Street in Washington.

DNC Architects for the Silver Spring Metro Plaza. The selection jury cited the excellent detailing and fine massing of a large project.

Price & Partners Architects for the Price residence in Takoma Park.

CHK Architects and Planners for the TransPotomac Canal Center in Alexandria. The jury called the entry a convincing urban design statement resulting from an intellectually pure effort to tie large buildings together.

Cross & Little Architects for the Hillman residence pool addition in Bethesda.

Clas Riggs Owens & Ramos for the University of Maryland College Park Campus parking garage Lot B-B. The jury said the building is well modulated and proportioned for such a huge structure.

Colimore/Clarke Associates for the Anne Arundel County Western District police station in Odenton, Md. The jury called the structure an inviting building despite the high level of abstraction.

DNC Architects for the Vitro Campus buildings in Rockville. The jury said they are elegant buildings without being stuffy with an excellent treatment of parking.

O'Neil & Manion Architects for the Cosmos Club Apartment renovation. The building is on Florida Avenue in the District. The judges said great restraint was used in restoring the interiors to their original condition while also arranging rooms and floors into new apartments.

Thomas Clark Associates Architects for the Christa McAuliffe Elementary School in Germantown.

Lawson-Chook Architects for the Hunt Residence in McLean.