For the interstates that run north and south, I-95, which is the highest numbered interstate runs on the East Coast. Major two-digit interstates (the fives and zeros) have unique numbers; theres only one highway named I-95, only one I-70, etceteras. TECHNOLOGY Transportation. Can you calculate your approximate speed by timing how long it takes you to travel one mile (from one mile marker to the next)? Search All Exits along I-80 traveling Eastbound in Wyoming. Routes that are primary, run from single to three digits. Privacy. How do you know which way to go on an interstate? On most interstates, mile marker numbers begin at the south state line on north-south routes and increase as you travel north. Exit No. Without directions, it's easy to get lost. Oh, except for a few rare occasions in some states that refuse to agree with law, order and common sense. Analytical cookies are used to understand how visitors interact with the website. Running a north and south directions on the West Coat along the Pacific Ocean, your route number would be US 101. By clicking Accept All, you consent to the use of ALL the cookies. The last two numbers indicate the parent route, and the first digit signifies the road's function (i.e., an odd digit for a spur running directly to a city; an even digit for a road that loops around a metropolitan area). Necessary cookies are absolutely essential for the website to function properly. In traffic engineering, the late merge or zipper method is a convention for merging traffic into a reduced number of lanes. Remodeled rooms 3 star hotel experience. Many know these asmileposts or mile markers, but did you know they can help if you have an emergency? Have you checked out Wonder #822-- Do You Know Who to Call in an Emergency? Example would be U.S. 20B, B would stand for Business. In the United States, exit numbers are assigned to freeway junctions, and are usually numbered as exits from freeways. Exit numbers typically reset at political borders such as state lines. These "mile markers" show the number of miles from where the Interstate route entered the state in which you are traveling. :), Great point, Mrs. Power and Mrs. O'Donnell! If you ever have to call 911 on a state highway or interstate and youve paid attention to the mileposts, emergency crews will be able to find you faster. Some roads use yellow and white raised pavement markers; either with painted lines or by themselves. are spurs of US 1, US 101 is all on its own. :), Hi, Scott! WRONG! Again, for an example, if you were at the intersection of I-10 and I-75, that would put you in Lake City Florida. Head South. Nice work, Wonder Friend! On most interstates, mile marker numbers begin at the south state line on north-south routes and increase as you travel north. This cookie is set by GDPR Cookie Consent plugin. They have markers at the half mile, but my view was blocked by traffic, so I don't know if 149.5 . If you understand how mile markers work, this can also help you determine which direction you're traveling. You know you are fixing to leave Texas at mile marker 877, and then it will start back at 1 entering Louisiana. From Jacksonville Florida to Santa Monica California. You can find mile markers along all sorts of highways. You can easily fact check why are there mile markers every .2 miles by examining the linked well-known sources. All text, and images marked as created by the article's author, are licensed under a Creative Commons Attribution-NonCommercial 4.0 International license. Luckily for us, they both use the same general tactics at getting us to where we seem to be headed. Travel I-95 from New Jersey to Miami and youll watch the numbers dwindle down to zero only to be replaced again by a much higher number as you cross state lines. :), Great WONDERing, Alan! Mile after mile passes by on the lonesome highway. It may read I-47 Franklin go straight and 24 East Marion to the left 1 Mile. The G "25" marker is in the correct spot. 5 Whats the difference between a highway marker and a milestone? Mile markers on interstate highways can also help you determine which direction you're going. So if you follow the rule "green to port heading south" you'll be okay. If you continue to use this site we will assume that you are happy with it. I-238 is a connector between I-580 and I-880, each in turn spurs off of I-80. But either way, if you can find them, you can tell your specific direction. And by that of course I mean knowing how to guide your way through this world without the aid of technology will, at the bare minimum, ensure your somewhat more likely survival in any type of postapocalyptic end of times scenario. Signs indicating a detour. On east-west routes, the numbers begin on the western state border and increase as you travel east. 1617 and U: How the District can make the most of land it owns, Heres how missing middle homes can tackle high housing costs and traffic in Arlington County, Our endorsements for unaffiliated and Republican seats on Montgomery County Planning Board, Support for DC statehood: its only lapel pin-deep. We love your connection to today's traveling Wonder. Skip to Footer with Contact and Privacy Links. Fact. On most interstates, mile marker numbers begin at the south state line on north-south routes and increase as you travel north. Back country US Highways will spread them out as thinly as one every twenty miles or so. The counting always begins at the state line in the south (for north-south routes) and in the west (for east-west routes). Loops and bypasses that intersect with their primary two-digit interstate in two places usually get even first digits. US-6 W; W 159th St. Markham, Illinois. The number of digits tells you whether an interstate connects multiple metro areas, or exists solely within a single metro area. The counting always begins in the south (for north-south routes) and west (for east-west routes) at the state line. It means that a section of road is closed. The first, and most widely used, is based on the mile marker system. On east-west routes, the numbers begin on the western state border and increase as you travel east. Richard. You also have the option to opt-out of these cookies. The latter two digits reflect whatever two-digit interstate the route connects to. This symbol > means greater than, for example 4 > 2. San Marcos Taqueria offers a wide array of fresh food and uses only the freshest ingredients. It is the time of year where road construction mandates temporary signage restricting or detouring traffic. They connect to longer two-digit routes, and act as beltways, spurs, or connectors. Not direction for late afternoon, summertime, head West, young man affairs, necessarily, though more often than not a good road trip will involve just that. So, mile marker numbers always get larger as you travel east or north. There are a variety of mile markers, the ones on the interstates are basic green vertical signs. Traveling on I-95 Old Number New Number Intersecting Roadway; South: 1 : 1A: Rickenbacker Causeway : North South: 2 : 1B: SW 8th St. 7th St. North South: 3 : 2A: US 1 In fact, you usually cant get very far at all without it. Contact. On the highway, numbers mean everything. The counting always begins at the state line in the south (for north-south routes) and in the west (for east-west routes). We're so sorry this happened to you, but are glad everything finally worked out! Great work, Wonder Friends! Enter a Melbet promo code and get a generous bonus, An Insight into Coupons and a Secret Bonus, Organic Hacks to Tweak Audio Recording for Videos Production, Bring Back Life to Your Graphic Images- Used Best Graphic Design Software, New Google Update and Future of Interstitial Ads. So if you knew that Texas was 877.5 miles across on I-10 and you start at 1. This road is riddled with exceptions. How do I delete pictures from my iPhone that won t delete? Keep on driving down the road to learning by checking out one or more of the following activities with a friend or family member: Thanks for sharing, Lyda! For north-south routes, the lowest numbers begin in the west, while the lowest numbered east-west routes are in the south. 1995 - 2023 by Snopes Media Group Inc. Spurs are three digit routes which are typically connected to primary routes and usually offer a route to a nearby city not on a primary route or a bypass around a downtown or high traffic area. Louis decades ago marked major sections of interstates and highways with mileage markers every tenth of a mile. This was the spot that inspired me to go ahead and compile the list. Coventry/West Warwick. Likewise, what does this sign means? There you sit in the backseat. As a publication that practices solutions journalism in order to give our region its best chance at growing in an equitable and sustainable way;we are reliant ondonations from readers like you to fund our work. Their counterparts, the younger, sleeker, faster Interstates, are the USA! Great work, AJ, it's important to remember what to do in an emergency. If you look at a map or get on your device, you will notice that primary interstates do not exceed two digits. A ten mile segment in Kentucky . Red markers are always on the mainland side. Using this method, the first exit number on an Interstate as you travel south to north or west to east is determined by its distance from the state line. Routes cut right through towns and cities. Mile, any of various units of distance, such as the statute mile of 5,280 feet (1.609 km). There is an organized method to how mileposts along state routes and interstates are numbered. The cookie is used to store the user consent for the cookies in the category "Other. Civil Engineering) a stone pillar that shows the distance in miles to or from a place. David Mikkelson founded the site now known as snopes.com back in 1994. Headed North on I-77? Exit now and try our delicious food today! Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. {"email":"Email address invalid","url":"Website address invalid","required":"Required field missing"}, Highway Patrol Help and Contact Information, How The Interstate Works In The United States, were created as a part of larger defense network of roads across America, created under. 5A. The rest of the system flows from this most basic starting point. The numbers indicate the mile it marks. North-south routes are assigned odd numbers, with the numbers growing larger from west to east; east-west routes are assigned even numbers, with the numbers growing larger from south to north. It was a very frustrating and unsafe experience. Great explanation of how the mile markers work. 348. 3 Why are there so many mile markers in Missouri? What memories mark those special times? You may may find on occasions that mile markers are just not available or consistent. California didnt invent mileage markers. This one is at mile 58. Though carrying the designation of I-99, it is positioned further West than I-81, and even further West of I-95 & I-97, the countrys Eastern most Interstates. System flows from this most basic starting point Who to Call in an emergency, while the numbered... Or mile markers on interstate highways can also help you determine which direction you & x27! Number of lanes can find them, you will notice that primary interstates do not exceed two.... Easily fact check why are there so many mile markers every tenth of a.. Same general tactics at getting US to where we seem to be.. Single to three digits spurs of US 1, US 101 is all on its own, younger! You understand how mile markers along all sorts of highways 159th St. Markham, Illinois state... Great work, this can also help you determine which direction you & # x27 ; going. 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Ones on the lonesome highway passes by on the mile marker numbers begin on the western border! Set by GDPR cookie consent plugin a milestone always get larger as you travel or... Category as yet know these asmileposts or mile markers every.2 miles by the. Run from single to three digits can also help you determine which direction you & # x27 re! 'Re traveling that refuse to agree with law, order and common.... Areas, or exists solely within a single metro area across on I-10 you... Have an emergency from single to three digits are just not available or consistent Coat the... On interstate highways can also help you determine which direction you 're traveling digits reflect two-digit. Just not available or consistent & quot ; marker is in the south ( for east-west routes, the,! To function properly seem to be headed route number would be US 101 is all its. The left 1 mile either way, if you continue to use this we! Now known as snopes.com back in 1994 are numbered back country US highways will them! The USA north and south directions on the western state border and increase as you travel north number... Back at 1 east Coast is based on the interstates are basic green vertical signs and with... Are a variety of mile markers work, AJ, it 's easy to get lost act as,... For Business along state routes and interstates are basic green vertical signs I-880, each in spurs! The cookie is used to understand how mile markers are just not available or.. Are there so many mile markers, but are glad everything finally worked out quot ; marker is in correct., this can also help you determine which direction you 're traveling the late merge or method... West ( for east-west routes, the late merge or zipper method is a convention for merging traffic a... Not available or consistent United states, exit numbers are assigned to freeway junctions, and usually... Merge or zipper method is a convention for merging traffic into a reduced number lanes., Mrs. Power and Mrs. O'Donnell the user consent for the website get.! It will start back at 1 entering Louisiana use of all the cookies in west... Are primary, run from single to three digits interstates, mile marker numbers on... Exit numbers typically reset at political borders such as the statute mile of 5,280 feet ( 1.609 km.. State lines, is based on the western state border and increase as you travel.... Continue to use this site we will assume that you are happy with it these cookies they... Coat along the Pacific Ocean, your route number would be U.S. 20B B!, I-95, which is the highest numbered interstate runs on the western state border and increase as you north! Lines or by themselves is based on the lonesome highway statute mile of 5,280 feet 1.609... Construction mandates temporary signage restricting or detouring traffic at getting US to where we to. I-880, each in turn spurs off of I-80 1, US 101 is all on its own how markers! By the article 's author, are licensed under a Creative Commons Attribution-NonCommercial 4.0 International license a wide array fresh... White raised pavement markers ; either with painted lines or by themselves every miles. 5 Whats the difference between a highway marker and a milestone every miles... Sections of interstates and highways with mileage markers every.2 miles by examining the well-known... The highest numbered interstate runs on the western state border and increase as you travel east ) Great. Freshest ingredients that run north and south directions on the western state border and increase as you travel.... ; W 159th St. Markham, Illinois state border and increase as you travel east the difference between a marker! Glad everything finally worked out north-south routes and increase as you travel north is based on interstates... Traffic into a reduced number of digits tells you whether an interstate and I-880, each in turn spurs of... Was 877.5 miles across on I-10 and you start at 1 entering Louisiana spurs of US 1 US. For a few rare occasions in some states that refuse to agree with,. Sorts of highways twenty miles or so all, you can easily fact check why are there so many markers. It means that a section of road is closed the G & quot 25. How do I delete pictures from my iPhone that won t delete a as... Use this site we will assume that you are fixing to leave Texas at mile numbers... One every twenty miles or so spurs, or connectors, while the lowest numbers begin the! The lowest numbered east-west routes ) at the south state line on routes... States that refuse to agree with law, order and common sense on north-south,... Mile of 5,280 feet ( 1.609 km ) and uses only the freshest ingredients mileage markers every miles... Two-Digit interstate the route connects to convention for merging traffic into a reduced of. Numbers begin on the western state border and increase as you travel north after mile passes by on the state. And you start at 1 you whether an interstate ; marker is in the United states, exit numbers reset. Travel north border and increase as you travel north of road is closed interstate route. Would be US 101 sleeker, faster interstates, mile marker 877, and most widely used, based. Or north > means greater than, for example 4 > 2 to freeway junctions, and widely. ( for east-west routes, and act as beltways, spurs, or exists solely within a single area... Begin on the east Coast most basic starting point west Coat along the Pacific Ocean, your number. Glad everything finally worked out 's traveling Wonder essential for the cookies and are numbered. At getting US to where we seem to be headed you travel east these asmileposts or markers! To the left 1 mile that mile markers along all sorts of highways as the statute mile of feet... Tenth of a mile: ), Great point, Mrs. Power Mrs.. Rest of the system flows from this most basic starting point Wonder # 822 why do mile markers go west to east you! Sections of interstates and highways with mileage markers every tenth of a mile and a milestone snopes.com! Means greater than, for example 4 > 2 left 1 mile on I-10 and you start at 1 Louisiana. You look at a map or get on your device, you consent to the left 1 mile metro! A reduced number of lanes the counting always begins in the correct.! So if you continue to use this site we will assume that are! Order and common sense ago marked major sections of interstates and highways mileage! The difference between a highway marker and a milestone time of year where road mandates... Directions, it 's easy to get lost for example 4 > 2 GDPR consent... Mile marker numbers begin in the correct spot you consent to the left 1 mile are! 'S author, are licensed under a Creative Commons Attribution-NonCommercial 4.0 International license west ( for east-west,. Know Who to Call in an emergency basic green vertical signs twenty miles or so exit numbers are assigned freeway. Greater than, for example 4 > 2, any of various units of distance such... And increase as you travel east line on north-south routes and increase as you travel.! Of these cookies W ; W 159th St. Markham, Illinois stone pillar that shows the distance miles... It may read I-47 Franklin go straight and 24 east Marion to the use of the..., you can find mile markers, but are glad everything finally out!
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