611 Gateway

SOUTH SAN FRANCISCO, CA

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Owner: Boston Properties
Architect: Hellmuth, Obata & Kassabaum
Structural Engineer: Middlebrook & Louie
MEP Engineer: Flack & Kurtz
Civil Engineer: Brian Kangas Foulk

Commercial Office Building
11 stories
Steel structure
290,000 sq ft

Parking Structure
6 levels above grade
Concrete Structure
593,782 sq ft
1,800 stalls

611 Gateway is an 11-story office building with a 6-level concrete parking structure. The office building consists of a structural steel frame with a curtain wall and precast skin. The lobby was finished with Italian plaster walls, millwork walls, stone walls, and stone floors. The 1,800-stall parking garage is a concrete structure with four elevators, an elaborate decorative aluminum perforated fin and split face CMU skin.