Madison Bumgarner has been placed on the disabled list for the first time in his career after suffering a dirt bike accident.

Bumgarner suffered bruised ribs and a Grade 1 or 2 sprain of the AC joint in his left shoulder in the accident.

The accident happened during the San Francisco Giants' day off on Thursday in Denver.

Bumgarner is expected to miss several weeks.

In four starts this season, the 27-year-old Bumgarner is 0-3 with a 3.00 ERA and 28 strikeouts.