However, if you are playing on PC, the answer is a resounding , thanks to the modding community.

Sustained operations (90 minutes–several days)

On job sites, "units" might mean cement mixers, safety barriers, or dewatering pumps. The "Emergency 20 Unlimited Units" trigger is often 20 minutes of unexpected flooding or 20 structural cracks detected. Beyond that, the site manager can bring in unlimited reinforcement crews and materials without a new purchase order.