Ethan Thompson added 21 points for the Beavers, who led by as many as 36 points.
Oregon State (8-1) had not played in 13 days. The Beavers' last game was an 81-76 victory over Portland State on Dec. 1.
Marquell Carter had 13 points and Daquan Morris added 11 for Arkansas Pine-Bluff, which fell to 1-8 on the season. The team's lone win was on Nov. 25 against Champion Christian, an independent member of the Association of Christian College Athletics.
Arkansas-Pine Bluff has a brutal December with six road games and two Pac-12 opponents. In addition to Oregon State, the Golden Lions will play Washington State on Dec. 29.
It was never really a contest. Oregon State jumped out to a 23-2 lead. Morris scored on a layup for the Golden Lions to open the game, then the Beavers went on a 23-0 run capped by Ethan Thompson's back-to-back 3-pointers.
The run ended when Morris made a 3-pointer for UAPB. The Golden Lions missed 10-straight shots.
Oregon State went on to lead by 45-18 at the break. Tinkle led all scorers with 17 points. Morris led Arkansas-Pine-Bluff at the break with eight points.
Tinkle went into the game with an average of 21.4 points a game to lead the Pac-12. Kylor Kelley, who leads the nation with an average of 4.5 blocks per game, finished with seven against UAPB, tying his season-high.
Despite the blowout, Coach Wayne Tinkle kept his starters in, most likely because of the team's extended time off. Oregon State is on the road next week for two games in Texas.
Arkansas-Pine Bluff: The Golden Lions play 11 of their 12 nonconference games on the road. ... UAPB coach George Ivory will be inducted into the Southwestern Athletic Conference Hall of Fame on Dec. 20. A standout at Mississippi Valley State, Ivory is in his 12th season as coach of the with the Golden Lions.
Oregon State: A rule prohibits the Beavers from scheduling games during finals week, which was last week, and one of the reasons for the long layoff. ... The point spread on the game was 27 points.
Arkansas-Pine Bluff visits New Mexico State on Wednesday.
Oregon State goes on the road to face Texas-San Antonio at The Battleground 2k19 in Houston.
For more AP college basketball coverage: https://apnews.com/Collegebasketball and http://twitter.com/AP-Top25
Jackson TN Underdawgs out of TBT after positive coronavirus test
Officials for The Basketball Tournament announced Wednesday that the Jackson TN Underdawgs have been eliminated from the winner-take-all event for $1 million that begins July 4 after a player tested positive for the coronavirus.
NCAA case against Kansas men's basketball taken for independent review
The NCAA's infractions case against the Kansas men's basketball program has been accepted into a new independent investigation process that was created to handle especially complex cases.
Iona coach Rick Pitino says NCAA should consider pushing college basketball season to January
Rick Pitino wants college basketball officials to consider a later start as the coronavirus pandemic continues to complicate plans for the return of college sports this year.