Posts tagged: Flags

F1 Safety - The Accident Process

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By Christine Blachford

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Welcome to Sidepodcast, this is the fifth episode of our miniseries F1 Safety. We’ve looked at the safety of the cars, what circuits do to help, and the medical facilities in place. Today we’re going to put them all together and run through the accident process.

Starting at the very beginning, to have an accident, first you need drivers. To participate in an F1 weekend, you need to have an FIA superlicence, and these are granted based on good results in some of the feeder series, or perhaps another exceptional circumstance. If a driver is not well before the weekend begins, he can be replaced by the teams third driver, and substitution is acceptable up until the start of qualifying. Otherwise, the team will just have to run with one car.

Once a session is underway, then the cars will head out onto the track and do what they do. If a mild incident occurs, such as a driver running wide and having to regain the track, then the marshals will wave a single yellow flag. This is an indication to other drivers that there is something to be wary of and they need to reduce their speed. Overtaking is also prohibited under yellow flag conditions. Double waved flags are for a slightly more serious incident, as it tells approaching cars that they need to be prepared to stop if necessary. If the danger is easily removed, ie the off-road car regains the track and continues on it’s way, then green flags will be waved to show that it is all clear.

If the danger is too great, then the red flag is waved. This can either mean that an accident has left a car in a precarious position, that there is too much debris on track for conditions to be safe, or that the weather is too harzardous to continue. The red flag means the session is instantly stopped. Cars must return to the pit lane unless the race has begun, in which case they head to the main straight to wait further instructions.

Whilst we’re on the subject of flags, there are a few others to be aware of. The blue flag is waved to tell a car that it needs to move out of the way of a faster car behind it – this occurs during a race when the leader is lapping back markers. A black flag means a driver’s race is over, and this is usually because he has been driving without due care.

This often occurs if a car leaves the pitlane when the light is red. A white and black diagonal flag is a pre-cursor to the fully black flag, a sort of warning for bad behaviour. A black flag with orange circle indicates to a particular driver that his car is dangerous and needs to pit, whilst a flag of red and yellow horizontal stripes means the track surface is slippery and due caution is required. This is commonly shown after an incident leaves oil on the track.

Finally, a white flag occurs if there is a slow-moving vehicle on the track, for example one of the rescue vehicles – however this is rarely seen as the safety car or a red flag situation has usually been employed at this point.

Moving on to the safety car, then, the Mercedes-Benz will be deployed during a race if conditions are hazardous and require cars to slow down, but it is not quite severe enough to bring proceedings to a complete halt. The Safety Car will pull out from it’s position at the end of the pitlane, pick up the race leader, and guide the train of cars round the track at a controlled speed, taking whatever safe line avoids the scene of an accident. It has been known for the cars to have to navigate through the pitlane, if an accident has occurred on the main straight. Behind the safety car, there is no overtaking, and drivers are tasked with making sure their tyres stay warm for the restart. It is the Safety Car drivers responsibility to make sure speeds are low, but not so slow that tyre temperatures become dangerous themselves.

Bernd Maylander has been behind the wheel of the Merc since 2000, having progressed through the ranks of karting, Formula Ford and DTM. He is in charge of the car through the entire weekend, including the support series as well. Bernd also attends the drivers briefings to be aware of any specific safety worries for the weekend. There are two safety cars, and two mechanics are employed to make sure they are in tip top condition.

Peter Tibbetts is the co-driver in the car, and both men are in contact with Race Control and Race Director Charlie Whiting throughout the Safety Car period. The Safety Car has flashing lights on top of it, and when the track conditions are safe these will go out to indicate to the F1 drivers following behind that it is returning to the pitlane, and the racing can restart.

That is it for today’s episode of F1 Safety. We have covered most of the aspects of modern safety in Formula 1 now, so for the next couple of episodes we’ll look at how things have changed and improved.

Theme music: Headway, Safety.



F1 Digest - Canada Free Practice

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By Christine Blachford

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Between the marmots and the marshals, Canada is turning into quite an eventful weekend so far, and it's only Friday. Looking forward to more from the weekend, but first we must evaluate Free Practice.

Free Practice 1

A pretty slow session, with it being a damp track and all. Some crazy times throughout, but everything reverted to normal come the end.

Free Practice 2

Plenty of incidents and a much busier session than FP1. Hamilton was on fire, though.

Conclusions

There seems to be a clear divide between drivers who have it sussed and those who don't.



F1 Digest - Monaco Free Practice

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By Christine Blachford

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The first two sessions were always going to be interesting, to see how our drivers coped around the principality with no traction control. Whether the information will be any use if it rains though, we'll have to see.

Free Practice 1

Raikkonen on top, whilst Coulthard, Heidfeld and Trulli struggle to make it round the circuit.

Free Practice 2

Both Renaults follow each other into the barriers, with Alonso coming off worse, and Hamilton takes the lead.

Conclusions

Most are feeling comfortable with what they achieved today, but wary of the potential for rain this weekend.



Guide to F1 Flags

Published

By Christine Blachford

This article was originally written for BellaOnline, but is republished here for posterity.

We all know there’s a red flag, a blue flag and a chequered flag, but I was quite surprised to learn that there are actually ten types of flag that could be waved at some point during a race weekend. Here is a reference guide to the different flags and what each of them mean:

Chequered: The black and white checked flag means that the race has ended and the winner has crossed the finish line. It’s shown to every car to cross the line behind the winner, even though some of them may be a lap down and won’t have technically completed all the laps – the race is still over.

Red: If the red flag has been waved, it means there are dangerous conditions on the track and the race is stopped. It could be that there has been an accident and a car is in a precarious position, or it could be that the weather is too hazardous.

Yellow: A single waved yellow flag means that there is danger ahead on this section of track. It is usually when a car has spun off and there are marshals on the track. Cars must slow down and overtaking is prohibited. Double waved yellow flags mean the driver needs to be prepared to stop if necessary.

Green: The green flag means that whatever danger was there has now been removed and cars can proceed at their previous pace. This usually occurs on the corner after the previous yellow flags.

Blue: The one that causes most consternation during a race, a blue flag is waved to warn a driver that he is about to be lapped and he must move out of the way. Officially the flag is to say a faster car is behind and trying to overtake, so it could be shown to the leaders at the front, but this seldom happens. Usually it is to the back markers, who have to steer clear of the race leaders without losing positions to their rivals.

Black: A car must return to the pits and that driver’s race is over. This is usually for dangerous driving, as we saw this year in Canada, when both Massa and Fisichella were black flagged for exiting the pit lane through a red light.

Red and Yellow Stripes: This means the track surface is slippery (usually oil) and caution is needed.

Black with Orange Circle: With a car number attached, this flag is displayed to a driver when his car has mechanical troubles and should return to the pits. With the pit to car radio, this flag is rarely seen.

White and Black Diagonal: With a car number this is like a yellow card is in football. It tells the driver that he is warned for his behaviour and a black flag could follow.

White: A white flag warns that there is a slow-moving vehicle on the track, such as a tow-truck, but the cars are usually behind a safety car when this is occurring.

Keep your eye out in upcoming races and see how many flags you can spot!