A small airplane made a hard landing in the Town of Clayton Thursday afternoon after experiencing mechanical issues.According to the Winnebago County Sheriff's Office, deputies responded to Oakridge Road, just west of Green Meadow Road, at 4:07 p.m. for a report of an airplane crash.Investigators say a fixed-wing, single-engine Zenair CH-750 Cruzer had mechanical issues and landed hard on Oakridge Road. The aircraft came to rest partially in a d…