The Aetna Street Bridge Housing represents lightning-quick, inventive, and beautiful solutions to LA's housing emergency and homelessness crisis.  It transforms a quarter-acre parking lot into a 70-bed facility for vulnerable Angelenos. Its streamlined use of prefabricated, modular units to provide collective dining and gathering space, pet play area, accessing city services, showers, restrooms, laundry, pest control, and secure storage. Working with multiple city agencies, Lehrer Architects designed a plan of spatial character, color, and logistical efficiency.