What is the maximum speed limit in a work zone if not posted otherwise?

The maximum speed limit in a work zone, if not otherwise posted, is typically set at 45 mph. This regulation is designed to enhance safety for both the construction workers and drivers. Work zones often present unique hazards due to the presence of moving equipment, changing traffic patterns, and potentially reduced visibility. A speed limit of 45 mph helps to minimize the risk of accidents by allowing drivers sufficient time to react to sudden changes or obstacles. Following this guideline is crucial for maintaining safe conditions in areas where road work is actively being performed. Understanding and adhering to this speed limit is essential for all drivers to ensure safety while navigating through these zones.