Mark Bulger completed eight passes on a 14 play drive that was capped off with a three-yard TD run by running back Jalen Parmele. The possession took over four minutes off the clock.
The Ravens lead the Redskins 20-3 in a game where all the starters have taken a seat.
Donovan McNabb had a shaky performance, going 11-26 for 206 yards and an interception in one full half of work.
Trent Williams also suffered an elbow contusion in the first half.