ATLANTA (Interstat) — Georgia Tech routed Duke 15-2 in seven innings Saturday afternoon at Russ Chandler Stadium, using a 13-run outburst across the fourth and fifth innings to sweep the first two games of the Atlantic Coast Conference series.

The Yellow Jackets improved to 39-8 overall and took command after a tight start. Duke fell to 23-27.

Georgia Tech jumped ahead 1-0 in the first inning when Vahn Lackey singled home Advincula, who had walked and stolen second. The Yellow Jackets extended the lead to 4-0 in the third. Lackey delivered another RBI single, and Ryan Zuckerman followed with a sacrifice fly that scored two runs on a throwing error.

Duke cut the deficit to 4-1 in the top of the fourth. Wallace Hamilton was hit by a pitch, moved to third on a single by Ben Strand and scored on an Anderson sacrifice fly to center field.

The game turned decisively in the bottom of the fourth. Georgia Tech sent 13 batters to the plate and scored nine runs on five hits. Drew Burress launched a three-run homer to left field, his second hit of the inning after a walk. Zuckerman then crushed a grand slam to left, his fourth hit of the season, scoring Advincula, Lackey and Baker. Alex Hernandez followed with a two-run homer to center, pushing the lead to 13-1. The inning ended when Kerce grounded into a double play.

Georgia Tech added two more runs in the fifth. Baker grounded out to first base to score Burress, and Advincula scored on a wild pitch to make it 15-1.

Duke’s Tyler Albright homered to right field in the seventh for the final margin.

Carson Ballard earned the win, pitching five innings and allowing three hits and one earned run with four strikeouts. He improved to 7-1 on the season. Ballard threw 77 pitches, 50 for strikes.

Zuckerman finished 1-for-2 with five RBIs, including the grand slam and a sacrifice fly. Burress went 2-for-3 with a home run and three RBIs. Lackey was 2-for-2 with two RBIs and two stolen bases. Hernandez drove in two runs with his homer.

For Duke, Jordan Regulski pitched 1.1 scoreless innings, allowing no hits and striking out one. Grayson Walker threw two-thirds of an inning without allowing a hit. Albright’s home run was his fourth of the season.

The game lasted 2 hours and 44 minutes. Georgia Tech outhit Duke 9-6 and grounded into two double plays.

The Yellow Jackets have won two straight against Duke after a 10-9, 10-inning victory Friday. The teams meet again Sunday in the series finale. Georgia Tech then hosts Mercer on Tuesday before traveling to Boston College for a three-game set beginning Thursday. Duke travels to William & Mary on Tuesday before hosting Wake Forest for three games starting Thursday.

Interstat’s game simulator projected a 7-1 Georgia Tech victory. The Yellow Jackets were installed as 5.5-point favorites, and the ELO system gave them a 65.80 percent probability to win.