The time it takes to dry a track depends on a variety of climate factors — wind, humidity, sunshine, etc… — but in decent conditions a track the size of Daytona’s 2.5 miles can be dried in an hour or less. It used to take more than twice that long.
How long does it take for a track to dry after rain?
At Daytona International Speedway, the two-and-a-half-mile oval typically takes two and a half hours to dry after a heavy rain. The goal is to reduce it to 30 minutes. Shorter tracks will take even less time to dry.
How does Nascar dry track?
NASCAR uses the Air Titan 2.0 to dry the track. The system was put into place in 2014. It features a drying unit in the bed of a Toyota Tundra that blows out air at 568 mph and 70 degrees warmer than the ambient temperature. It can dry a football field in less than 30 seconds.
How much does a Nascar track dryer cost?
The entire cost to build one jet dryer is around $60,000. The jet dryers are loud, audibly louder than race cars when passing. They also run on a variation of kerosene jet fuel, with the 200-gallon tanks burning their entire load in one hour.
Does rain dry overnight?
That’s because the ground really absorbs water and it’s really dry. Depends on the amount of rain, the amount of sun and wind the following day. If it’s cloudy and no wind then it could take over a day to dry up, especially if you want to sit down on the ground. If it’s sunny and windy it can only take a few hours.
How long does wet grass take to dry?
Generally speaking, it takes 1-2 days for the grass to fully dry after rain. This time frame of course can be shortened or lengthened depending on factors such as the intensity and length of the rain showers, the location of the grass, weather climate, and several other factors.
Does Nascar still use jet dryers?
NASCAR announced this week Phase 1 of France’s vision, introducing the Air Titan™ track drying system that will debut during Speedweeks at Daytona International Speedway. … For the immediate future, jet dryers and vacuum trucks will continue to be used during track-drying efforts.
How much does a jet dryer cost?
The same engines are still used as in 1976, at a current cost of $15,000 apiece. The entire cost to build one Jet Dryer is around $60,000. The Jet Dryers are loud, audibly louder than race cars when passing.
How much does an air titan cost?
Estimates have put the cost of using the Air Titan at about $50,000 per weekend. According to NASCAR officials, the Air Titan reduces the time it takes to dry a track by as much as 80 percent. One added benefit of the Air Titan is that it cleans the track of debris as well.
How long does it take to dry track at Daytona?
A 2.5-mile track such as Daytona generally takes anywhere from 90 to 180 minutes to dry. NASCAR has 19 of its “air titan” track-drying trucks on site, and those blow water off the track. NASCAR then utilizes a number of jet dryers that use jet fuel to blow heat onto the track to finish the drying process.
How long does it take to dry Daytona track?
The Titans replaced an old system involving jet dryers pulled by trucks. The time it takes to dry a track depends on a variety of climate factors — wind, humidity, sunshine, etc… — but in decent conditions a track the size of Daytona’s 2.5 miles can be dried in an hour or less.
How much fuel does a jet dryer use?
“It holds 200 gallons of jet fuel and it burns 200 gallons an hour,” Salenbien added. During one race in April of 2007, the crews at MIS burned an estimated 12,000 to 15,000 gallons of jet fuel to dry the track. Also, the act of track drying isn’t especially good for the track itself.
What happens if it rains at a dirt track?
A dirt track will tolerate a light rain. Water will make the track tacky, which will make cars faster. In a heavy rain, we reach a point of diminishing returns and the track turns to mud.
How do I keep moisture in my dirt track?
Put on too much water, and the sun goes down, and you’ve lost your racetrack, it’ll be too wet. “That’s why you put moisture on gradually. Allow it to soak some, and let the night air be your ally, bringing the moisture back up.”
What happens when a dirt track takes rubber?
A black slick track is very shiny black. When it starts taking rubber, the part of the track that takes rubber will be very dull looking black almost like flat black paint if you will. Also you will see the right rear tires start to smoke kinda like a dragster doing a burnout. Especially on sprint cars.