Robert Spousta of the Potomac Boat Club in Washington, D.C., qualified for the final by winning his heat in masters singles of the Independence Day rowing regatta today on the Schuylkill River.

Rowing against a stiff headwind, Spousta finished the 1,000-meter course in 4 minutes 3.7 seconds, 1 3/4 lengths ahead of Jim Galgon of the Penn Athletic Club. Galgon was timed in 4:10.9. The final will be rowed Sunday.

The Potomac River Development Center crew finished second in the women's eight-oared race. After close competition with the Washington boat through the first half of the race, the Viking Rowing Club crew of Absecon, N.J., drew away and finished a little more than three lengths ahead, completing 2,000 meters in 8:30.63. The Potomac River Development shell was timed in 8:43.3.

The Potomac Boat Club crew finished second in the men's intermediate four with coxswain to the Undine Boat Club of Philadelphia. Undine spurted in the home stretch to win by nearly three lengths in 7:57.59. The Potomac boat, with Sandy Thomas at bow, Shaun Guffy, Dave Johnson and Will Thomas at stroke, finished in 8:09.8.

Steve Weiss of the Potomac Boat Club qualified for Sunday's final of the intermediate lightweight singles by finishing second in his heat. He raced the 2,000-meter course in 9:03.8, finishing one-quarter of a length behind the leader.

Kevin Bedell, of the Potomac Boat Club, failed to qualify for the final with a fifth place (9:37.2) in the first heat of the intermediate lightweight singles.

However, Bedell and Any Nukowl took second in intermediate pair without coxswain. They came in a half length behind the Crescent Boat Club crew of Philadelphia. Potomac oarsmen were 2.4 seconds behind.

Randy Deschenes of the Potomac Boat Club qualified for the intermediate singles final with a second place in his heat, timed at 9:18.3 for the 2,000 meters.

The Potomac Crew took fourth place in the intermediate lightweight four with coxswain final in 8:23.7.