A 29 year old Vandalia woman was killed in a motorcycle accident in Montgomery County on Sunday. Reports say that Illinois State Troopers from District 18 in Litchfield were on the scene of the accident that took place on Illinois Route 185, just after 2 pm on Sunday afternoon. Authorities say that 29 year old Ashley Seigel of Vandalia was riding her motorcycle eastbound on Route 185, when reports say she is believed to have lost control and hit the guardrail along the road. And, reports say the impact caused Seigel to be ejected from the motorcycle. Seigel was pronounced dead at the scene. Illinois State Police are continuing to investigate the crash.