WASHINGTON, D.C.  – The Architecture Billings Index reflects consecutive months of increasing demand for design activity at architecture firms. As a leading economic indicator of construction activity, the ABI reflects the approximate 9-12-month lead time between architecture billings and construction spending. The American Institute of Architects reported the March ABI score was 51.9, up from the mark of 50.3 in the previous month. This score reflects an increase in design services (any score above 50 indicates an increase in billings). The new projects inquiry index was 58.1, down from a reading of 59.5 the previous month. “The first quarter was somewhat disappointing … Read more