Thursday, May 19, 2011

Nascar Safety Accessories And Restrictions

Nascar was always criticized for the lack of safety ordinances in its races. But since 2001 after a series of accidents killed many peak drivers, including the ill-fated last-lap wreck of Dale Earnhardt, Nascar had to disengage and modify its position on this. It has now begun to bring in safety devices and accessories.

The Seat
The Seat has evolved over the last few years. The seat in a racing car is designed to contract and distribute the impact over a greater part of the body in case of a wreck. The rib cage is one area where the force of a crash can get centered. Another area is the shoulder. This will contract the impact and it will not get centered on one particular area, which can often be fatal.

Harnesses
Now Nascar has updated its norms, and the HANS device is now mandatory. Earlier, the Hutchens device was all that was required. But since the accidents, the norms have converted.

The Seat Belt
A very fundamental accessory when it comes to the safety of the driver. In Nascar, the six-point seat belt is utilized. In this system, two straps come over the drivers shoulder and two come over the waistline. One strap even comes up between the legs of the driver.

The Restrictor Plate
This is a very important accessory that reduces power on the racing circuits. This is placed in between the carburetor and the intake manifold. It confines air flow and subsequently power as well. Since this add-on was made mandatory in high-speed racing circuits like Daytona, the speeds have reduced considerably.

Today, in order to see high speeds, the spectator has to go to certain race courses where the restrictor plate is not required. In such race courses, high speeds like 230mph have also been achieved. But the restrictor plate has become a mandatory part in most race circuits by Nascar.

Barriers
The new S.A.F.E.R (Steel and Foam Energy Reduction) barriers have been put in across most Nascar race courses. This will absorb a lot of zip from the car in case of a crash. This is much better than a concrete wall, which does not absorb any energy at all. There are some other types of softer walls and barriers as well. Cello-foam barriers are also very popular. The PEDS system, which involves the use of small cylinders inside bigger ones, is also a popular form of barrier.

Compression barriers were also used in earlier times. This involved the use of soft materials like tires over the walls and then covering it up with a soft surface. This guaranteed that the walls came back to their original shape as soon as the impact was over.

This author is a HUGE fan of NASCAR licensed merchandise

Article Source: Nascar Safety Accessories And Restrictions

Source: http://www.articlespan.com/article/111195/nascar-safety-accessories-and-restrictions

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