Plaquemine woman killed in Iberville car crash Plaquemine woman killed in Iberville car crash Advocate staff report June 09, 2013 Comments PLAQUEMINE — A woman was killed Thursday morning on La. 75 in Iberville Parish when she drove her car off the road and hit a ditch and a tree before the car overturned. Tonia W. Abshire, 40, of Plaquemine, who was not wearing a seat belt, was ejected from the car when it overturned, according to a State Police news release. The wreck occurred just after 5 a.m. on La. 75 south of La. 3066. The initial investigation revealed the crash occurred as Abshire was driving a 2000 Nissan Sentra south on La. 75. and, for unknown reasons, the Nissan crossed the centerline and ran off of the road to the left. Excessive speed is considered to be a factor in the crash, troopers reported.