Cessna 210 Centurion / Turbo Centurion 210C; 210D
Flight Crew Private
Flight Crew Last 90 Days 13; Flight Crew Total 1606; Flight Crew Type 1400
Distraction; Situational Awareness
Deviation / Discrepancy - Procedural Published Material / Policy; Ground Event / Encounter Ground Strike - Aircraft; Ground Excursion Runway
Aircraft Aircraft Damaged; General Flight Cancelled / Delayed
Airport; Human Factors
While taxiing to Runway XX at ZZZ; I crossed hold short line; announced departure on Unicom; [and] proceeded to make a left turn off taxi way [but] made turn too wide. Right main wheel came off black top. The runway black top is approximately 8 in. above surrounding ground. Surrounding ground is soft sand. Aircraft pulled to [the] right when main gear hit sand. Pulling nose gear off blacktop. Nose gear hit soft sand and sunk in. [Then the] prop struck ground. Aircraft came to rest with right wing touching ground. No other aircraft were involved. Probable speed was 1-2 mph. Turned off master and fuel selector. [Then] called Unicom to shut down runway [and] spoke with FAA on phone.
A Cessna 210 Pilot reported a runway excursion while turning into position for takeoff; resulting in the propeller and wingtip striking the ground.