Just before 7 a.m. Kuhl Hose was dispatched to assist Perry Hiway with an ambulance and engine at Rt. 97 & Marsh Rd.  This intersection is also known as "Dead Man's Curve."  Perry Hiway crews arrived and reported 2 pick up trucks heavy damage.  Shortly after command confirmed 2 Class 5 patients (DOA.)  683 Engine continued to the scene non-emergency for manpower.  687 stood by at Perry Hiway St #42 until the all other units cleared the scene.  PSP and the Coroners office are investigating the accident.