Tyre tread depth 20p

TWI are very useful, but there’s an easy to do alternative to check your tyre tread depth quickly if you don’t have tyres with this feature: the 20p Test. This very simple, yet ingenious, testing method offers UK drivers a handy way of checking their tyre tread depth regularly and at any time, using just a single 20p coin. That way, you’ll always be able to check your treads whenever you feel the need or are concerned about your treads.

Simple: just place the coin in the main tread channels multiple times, at various points around the tyre. So how do you do it?

If you can see any part of the outer band of the coin face, it means the tyre tread is too shallow – and probably illegal. How to check tyre tread depth – the 20p test. Just take a 20p coin and insert it into the tread grooves on the tyre. Place the 20p flat in one of the grooves of the tread.

If you can see some of the outer edge of the 20p, then your tyres may be illegal and will have a bigger braking distance in the wet. This test should be performed on all parts of the tread, on all four tyres.

What is the tread depth of a 20p coin?

What does it mean when tire tip is 20p? The check, billed as a quick and easy way to see if your tyres are legal, could be making millions. Insert a 20p coin into the lowest tread depth of your tyres. If you can’t see the outer rim around the edge of the coin, then your tyre is safe and has a minimum of 3mm tread depth.

If you CAN see the rim then your tyre tread is less than 3mm and should be checked by a professional. LEGAL MINIMUM TREAD DEPTH The legal minimum tread depth for cars in the UK is 1. Putting a 20p coin into the grooves of a tyre is a simple way to test whether the tread depth is above the legal limit. The outer rim of a 20p coin is just under 3mm wide, so as long as the rim is hidden when inserted then the tyre is above the legal tread limit.

It takes minutes to do and can save you a hefty fine, or your life. The 20p Tread Depth Method. This is a simple, quick and effective way of checking the amount of remaining tread on a tyre. All you need is a 20p coin.

Take the coin and insert it into the tread grooves on your tyre. Another easy way to measure the depth of the tread. You can use the quick and simple 20p test.

Simply place a pence coin into the tread grooves on your tyre in at least three different places.

If the outer band of the pence coin is visible, your tyres do not have sufficient tread and you need to replace them. To check your tyre tread depth, insert a 20p piece into each of your tyre treads in turn. If the tread is deep enough to obscure the outer band of the 20p, then congratulations! Your tyre treads are of the legal depth.

But if the outer band of the 20p is at all visible, then your tyres are worn beyond the legal limit. There are other ways to check your tyre tread depth. For instance, many tyres now include a tyre tread wear indicator. It’s a raised bit of rubber found at intervals between.

This is the quickest and easiest way to check your tyre’s tread depth – but also the least accurate. First off, place a 20p coin into one of the grooves of your tyre.

If you can see the outer band of the 20p, then your tyre is most likely illegal and unsafe to drive. If that is the case, ensure you look to change your tyre immediately.

However, if you cannot see the outer band of the 20p then your tyre is legal for the road.