The FAA said it is reducing flight operations at Newark Airport due to equipment outages, staffing shortages and runway construction in order to alleviate delays and congestion.

The interim rule will cap the number of arrivals and departures at Newark Liberty International Airport at 28 apiece per hour. That’s in line with the limits imposed after about half a dozen controllers went on a 45-day trauma leave following the first outage on April 28.

Officials reported little to no significant delays at Newark Airport for Memorial Day weekend, a holiday that saw less air travel in the area overall.

Newark Airport in New Jersey faced staffing issues and a radio outage on Monday, causing flight delays. The FAA is investigating the situation.