Requirement\1 Body

1.1 Body.
1.1.1 Vehicle design.
1.1.1.1 Must have exactly 4 wheels.
1.1.1.1.1 All wheels must be in continuous contact with the road during normal running conditions.
1.1.1.1.2 A fifth wheel for any purpose is forbidden.
1.1.1.2 Aerodynamic appendages must not adjust or change shape due to wind whist the vehicle is in motion.
1.1.1.3 Vehicle body must not change shape due to wind.
1.1.1.4 Vehicle body must not include any external appendages that might be dangerous to other team members.
1.1.1.5 The vehicle interior must not contain any objects that might injure the Driver during a collision.
1.1.1.6 Windows must not be made of any material which may shatter into sharp shards. Recommended material: Polycarbonate.
1.1.2 Chassis/Monocoque Solidity.
1.1.2.1 Vehicle chassis must be solid.
1.1.2.2 The vehicle chassis or monocoque must be wide and long enough to protect the driver's body in case of a frontal or lateral collision.
1.1.3 Visibility.
1.1.3.1 The driver must have access to a direct arc of visibility ahead and to 90°on each side of the longitudinal axis of the vehicle.
1.1.3.1.1 The driver's field of vision must be achieved without aid of any optical (or electronic) devices.
1.1.3.1.2 Movement of the Driver's head within the confines of the vehicle body to achieve a complete arc of vision is allowed.
1.1.3.2 The vehicle must be equipped with a rear-view mirror on each side of the vehicle.
1.1.3.2.1 Each rear-view mirror must have a surface area of minimum 25 cm².
1.1.3.2.2 An electronic device must not replace a rear-view mirror.
1.1.3.3 The driver must be able to see 60 cm high blocks spread out every 30° in a half-circle, with a 5m radius in front of the vehicle.
1.1.3.4 For urban concept vehicles wet weather visibility is also mandatory (article 4.6).
1.1.4 Vehicle access.
1.1.4.1 Drivers must be able to vacate their vehicles at any time without assistance in less than 10 sec, fully harnessed.
1.1.4.2 The opening release mechanism must be easily and intuitively operable from inside and the outside of the vehicle.
1.1.4.2.1 The method of opening from the outside must be clearly marked by a red arrow.
1.1.4.2.2 The method of opening from the outside must not require any tools.
1.1.4.3 Adhesive tape must never be used to securely close the Driver's opening from the outside.
1.2.2 Vehicle monocoque must be solid.