The Washington Redskins on Friday announced the addition of college free agent offensive lineman Takoby Cofield, a standout from Duke.

The team also announced it has waived tackle Xavier Nixon.

Cofield's acquisition brings the total number of Redskins college free agent signings to 12, as the team previously announced on Thursday the signing of wide receiver Reggie Bell, offensive lineman Brey Cook, offensive lineman Corey Crawford, linebacker Dyshawn Davis, quarterback Connor Halliday, wide receiver Tony Jones, kicker Ty Long, tight end Devin Mahina, linebacker Terrance Plummer, wide receiver Tyler Rutenbeck and running back Trey Williams.

Here's a statistical breakdown of Cofield, courtesy of Redskins Public Relations:

Takoby Cofield – OL – 6-4, 310 pounds – Duke

Played collegiately at Duke, where he played in 51 career games, starting the final 42 consecutive contests at left tackle... As a senior in 2014, earned third-team All-ACC honors after starting all 13 games for an offense that ranked first in the ACC in sacks allowed per passing attempt and second in sacks allowed per game... Started all 14 games as a junior in 2013, helping Duke set school single-season records for first downs, offensive yards and points... In 2012, started all 13 games as a sophomore and helped the Blue Devils become the second team in ACC history to have two 1,000-yard receivers in the same season... Played in 10 games with two starts as a freshman in 2011... Redshirted in 2010.

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