More grocery strikes could be planned at Kroger-owned stores in Colorado with bargaining units in Colorado Springs and Pueblo set to vote

King Soopers workers in Denver, Parker, Broomfield and Boulder moved to authorize an unfair labor practice strike during votes on Wednesday and Thursday.

Colorado Springs Local 7 members at King Soopers are scheduled to vote on a strike Friday while Pueblo members will vote Saturday. A strike was approved by other stores in the Denver Metro area earlier this week.

King Soopers employees across metro Denver authorized a strike on January 30. Workers in Colorado Springs and Pueblo will consider doing the same this weekend.

Unionized King Soopers workers in Broomfield and Boulder counties joined their peers in the Denver metro area to vote in favor of a strike authorization this week as the Kroger Co.-owned (NYSE: KR) grocery-store chain and the United Food and Commercial Workers Local 7 have failed to agree on terms for a new labor contract.

Local 7 said on Thursday that King Soopers employees of Metro Denver, Boulder, Parker and Broomfield voted to approve a strike regarding alleged Unfair Labor Practices.

Pueblo and Colorado Springs workers vote next. UFCW Local 7 represents 12,000 King Soopers and City Market workers in Colorado.

In the event of a strike, stores would remain open with assistance from temporary workers, King Soopers said in a statement

Colorado Springs Local 7 members at King Soopers are scheduled to vote on a strike Friday while Pueblo members will vote Saturday. A strike was approved by other stores in the Denver Metro area earlier this week.

The union workers of Kroger-owned King Soopers grocery stores in the metro Denver, Boulder, Parker and Broomfield bargaining units voted to go on strike, the union announced

King Soopers Local 7 members will get the chance to voice their opinion on a looming strike on Friday as the union continues to battle with the grocer.