Bachar will start in a bullpen game Wednesday against the Cardinals, Dominic Campbell of SI.com reports
Grichuk went 4-for-5 with a three-run homer, two doubles, four runs and a strikeout during Tuesday's 14-11 win over the Royals.
Griffin went 2-for-4 with a stolen base and a strikeout during Tuesday's 2-0 win over the Cardinals.
Soto struck out two in a clean ninth inning to earn the save Tuesday against the Cardinals.
Jones (5-6) earned the win after allowing just one hit through scoreless seven innings against the Cardinals on Tuesday. He struck out nine.
Peters (shoulder) is out of the lineup for Tuesday's game against the Royals.
The Pirates activated Yates (shoulder) from the 15-day injured list Tuesday.
The Pirates designated Doval for assignment Tuesday.
Mangum is not in the lineup for Tuesday's game versus the Cardinals.
Gonzales is not in the lineup for Tuesday's contest against the Cardinals.
