The Dodge Momentum Index (DMI) for March has shown a sharp 6.9% decline to 205.6. Over the month, commercial planning declined 7.8% and institutional planning fell by 5.0%.  Weaker planning activity for warehouses, data centers, and retail projects was said to drive this month’s decline in the commercial sector. The March DMI was up 30% when compared to year-ago levels. The commercial segment was up by 32% from March 2024, and the institutional segment went up 27% for the same period. Related on Archinect: March's Project Stress Index shows uptick sparked by major abandonment increases"Increased uncertainty around material prices and fiscal policies may have begun to factor into planning decisions throughout March," Sarah Martin, the associate director of forecasting at Dodge Construction Network, said. "While planning data has weakened across most nonresidential sectors this month, activity remains considerably higher than year-ago levels and still suggests steady construction acti...