Evidence+5D3





Reaction Time: //Data:// //Calculations:// (delta)y = Vot + (1/2)gt^2 -.635 = (1/2)(-9.8)t^2 t = 0.13 seconds
 * **Trial** || **Distance (cm)** ||
 * 1 || 70 ||
 * 2 || 60 ||
 * 3 || 61 ||
 * 4 || 63 ||
 * Average: || 63.4 = **.0635 m** ||

Accident Details:
//Location//: at the intersection of Spring Valley Rd. and Grand Ave in Montvale //Time//: Sunday April 11, 2010 at approximately 7:00 am //Vehicles Involved//: MV1: 1999 Toyota Camry-LE MV2: 2002 Subaru Forester. //Details//: Both cars came to rest on the front lawn of a bank located at the SE corner of the intersection. The driver of MV2 was ejected from the vehicle and died at the scene. No witnesses came forward.

//Skid Marks:// MV1- 27.5 ft. MV2- 60 ft.

Examination of the point of impact between MV1 & MV2 clearly reveals a high-speed impact. Gouge marks on the roadway as well as tire prints of MV1 demonstrate a tremendous downward thrust due to impact. The cars came to rest a distance of 25 ft from the point of impact, after jumping a curb (irrelevant). ** **Statement of MV1 Operator at the Scene of the Accident “I was going south on Spring Valley Rd. towards Grand Ave. – about 25 mph. All of a sudden this guy goes straight through the red light. He was traveling east on Grand. I couldn’t stop. I knew I was going to hit him. I slammed right into him. The next thing I knew I was pushed up against his car in front of the bank”. **
 * Post Crash

Damage zone width = 1.0 ft C1 = 12”, C2 = 15”, C3 = 15” __**MV2 Damage Profile:**__ Damage zone width = 1.0 ft C1 = 12”, C2 = 14”, C3 = 22”, C4=12”, C5=9”
 * MV1 Damage Profile:**



Friction Lab:


MV2 is equipped with an Event Data Recorder (EDR) that indicates that the speed of the vehicle was 35.6 mph at the time the driver side air bags were deployed. **
 * Additional info:



The velocity of MV1 before brakes were applied was 33.49 mph. The velocity of MV2 before brakes were applied was 51.62 mph. Upon collision, vehicle 1 was going 19.08 mph. The velocity of the two vehicles once they collided and stuck together was 33.98 mph.

__Crush Energy for Striking Vehicle (MV1)__

L= 1ft Wheelbase= 105.2 in C1=12 in A=317 B=56 C2=15 in A=317 B=56 C3=15in A=173 B=57 Mass of Vehicle 1 =1415kg