National nonresidential construction spending increased 0.1% in April, according to an Associated Builders and Contractors analysis of data published today by the U.S. Census Bureau. On a seasonally adjusted annualized basis, nonresidential spending totaled $1.250 trillion. Spending was up on a monthly basis in 10 of the 16 nonresidential subcategories. Private nonresidential spending was down 0.2%, while public nonresidential construction spending was up 0.4% in April. Spend