The change has the support of Democratic lawmakers, but Gov. Jared Polis is on the fence.
Union workers still have to ratify the deal, which includes pay raises for associates but only some union-sought concessions on sick time.
The union thinks the company’s offer isn’t fair to employees, given King Soopers’ and City Market’s success in the state.
The union says they’ll strike, but they’re also going to vote on a proposal from parent-company Kroger that they say is unfair.
Denver Public Schools district officials had requested the Colorado Department of Labor help prevent the strike.
The earliest teachers could legally walk off the job is Monday. It would be the first teacher walkout in 25 years.
After 10 hours of negotiations Friday, talks between the teachers union and the city’s school district collapsed over pay and compensation.
Frontier pilots agreed to big pay cuts during the recession. The airline has turned a corner since then and is now profitable.
Denver Public Schools teachers and district leaders have been at the negotiation table for more than a year.
The agreement comes after more than two years of contentious negotiations, marks by threats of strikes.