Be the first to know! Often routes and bypasses call these markers, Milepost. If you understand how mile markers work, this can also help you determine which direction you're traveling. If you understand grids the better, but even if you dont, the above can tell you what area of America you are in by the numbers. The number of digits tells you whether an interstate connects multiple metro areas, or exists solely within a single metro area. Look for them at the side of the road, sometimes at the end of a guard rail. It is yellow or yellow-green with black symbols. Without directions, it's easy to get lost. TO EAST Market Street: 19B: TO WEST Market Street: 21: EAST Arsenal Road: Lancaster Harley Davidson Plant and Museum: 21A: EAST Arsenal Road: Lancaster Harley Davidson Plant and Museum: 21B: On east-west routes, the numbers begin on the western state border and increase as you travel east. Do you know what mile marker signs look like? On east-west routes, the numbers begin on the western state border and increase as you travel east. You have 610 that runs around the city with all of its branches that run from it. About the year 1500 the old London mile was defined as eight furlongs. Special pavement markings tell drivers about special locations. While the interstate is closed, the ramps from I-435 South to I-70 East and I-435 North to I-70 west will be demolished. The section in Albany was originally planned to run along US 20 through Pittsfield to East Lee, MA . Have you checked out Wonder #822-- Do You Know Who to Call in an Emergency? Rest areas are listed from east to west. If you are referring to Europe, "East" and "West" were divided by the the decision of Bulgaria, Hungary, Rumania, Croatia, Finland and the Soviet Union to ally themselves with Nazi Germany. One is the use of kilometers on Interstate 19. Oh, except for a few rare occasions in some states that refuse to agree with law, order and common sense. You will see this sign at roadway openings you are not to enter and when traffic is one way against you. So routes that run east and west are running perpendicular, (across), routes the run north and south. YELLOW LINES mark the center of a two-way road used for two-way traffic. This was the spot that inspired me to go ahead and compile the list. These routes are designated with the number of the main route and an even-numbered prefix. 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. What is the common denominator of 12 and 15? What purpose could a small green sign with the number 137" on it possibly have? The login page will open in a new tab. U.S. Route 1 (US 1) is a major north-south U.S. Highway that serves the East Coast of the United States. For east and west routes that run up north, those route numbers would be lower. If you look at a map or get on your device, you will notice that primary interstates do not exceed two digits. 3 Why are there so many mile markers in Missouri? When an interstate hits a major urban area, beltways around the city carry a three-digit number. The cookie is used to store the user consent for the cookies in the category "Other. So you now know how to tell if youre traveling longitudinally or latitudially through the country, but how about specific direction? It means that a section of road is closed. What is the highest exit number? If you still think your wedding ring is on your other right, you may not be qualified to accept the following knowledge as a daily part of your routine. Interstate highways established under the aegis of the Federal Aid Highway Act of 1956. After logging in you can close it and return to this page. Red markers are always on the mainland side. As it turns out, mile markers serve several important purposes. On most interstates, mile marker numbers begin at the south state line on north-south routes and increase as you travel north. The cookie is used to store the user consent for the cookies in the category "Analytics". 6 What is the distance between mile markers? Privacy. Great work, AJ, it's important to remember what to do in an emergency. Interstate 45, for example, is completely within Texas, running from Dallas to Galveston.). Theres a big difference there. :), Great WONDERing, Alan! Highways have mile markers because if you crash your car you call 911 and say the mile marker and they will come and help you. Other times, when we travel far, we travel by plane or train. In the photo, its CA Hwy 1. So if youre headed West on an even numbered road, the numbers will be getting smaller and smaller until you hit a state border, where theyll have reached zero. Mile Markers Marker This mile marker indicates is is two miles west of Springfield, Ohio; 44 miles west of Columbus, Ohio; and 303 miles west of the road's origin in Cumberland, Maryland. Interstate routes that branch off major, long-distance routes are assigned three-digit numbers. The counting always begins at the state line in the south (for north-south routes) and in the west (for east-west routes). It is the time of year where road construction mandates temporary signage restricting or detouring traffic. I am sure you have driven on it, and your GPS helped get you from point A to B. Buford East: 0.1 miles west of the Laramie County Line (mm 336.5) Remount Road: 3.9 miles east of the Laramie County Line (mm 340.5) Otto Road: 1.29 miles east of Otto Road Interchange (mm 347.69) Mile Marker 353: 3.7 miles west of Cheyenne (mm 353.0) Cheyenne East Often-photographed road sign marks the beginning/end of US Highway 1. That's best you were able to visit the Corvette Plant. Mile marker numbering begins at the most southerly or westerly point in a state. 5A. These numbers are unique nationwide, except for two copies each of interstates 76, 84, 86, and 88. In answer to that perennial trivia question, the state of Hawaii has three roads designated as interstate highways (all of them on the island of Oahu) because roads established under the purview of the Federal Aid Highway Act and receiving funding from the federal government are considered interstate highways, even if they fall completely within the borders of a single state. All mm(mile marker) numbers start in the West and the South. Primary interstates are one to two digit roadways that interconnect one state to the next. Why are there mile markers every .2 miles in Tennessee? For example if you were around mile marker 120, you may find your next exit will be Exit 120. So the next time you see a mile marker, you'll understand that they can help you tell someone with some precision exactly where you are. On most interstates, mile marker numbers begin at the south state line on north-south routes and increase as you travel north. Nice work, Wonder Friend! The number at the top is the highway number. East and west route that run across the south have higher numbers. So, mile marker numbers always get larger as you travel east or north. That was easy, This can be used to reassure travellers that the proper path is being followed, and to indicate either distance travelled or the remaining distance to a destination. When we want to travel down the block to see our neighbors, we'll walk, skate, or bicycle over! Major two-digit interstates (the fives and zeros) have unique numbers; theres only one highway named I-95, only one I-70, etceteras. By Caroline Carpenter /ADOT Communications. Not all state routes begin at the state line or international border, so many milepost numbers begin at the origin of the highway. There are two types of highways and interstates, primary and spurs, although interstate spurs are commonly called bypasses. He runs BeyondDC and contributes to the Washington Post. In the photo, its CA Hwy 1. That having been said, of course, some basic skills will come in exceptionally handy. If its after lunch, wherever the Sun is, thats West. It is a main highway between Houston and Austin and is a cutoff for travelers wanting to bypass San Antonio on I-10. Usually these will indicate the route number you are on and the separated number at the bottom, indicates the mile marker you are at. If you were closer to Mexico, your Route numbers would be something like US 80 or US 90. Milestones are installed to provide linear referencing points along the road. It is on I-65 mm 28,West side ,visible from free way . Knowing this can help you determine how far you are from a border. :), Great point, Mrs. Power and Mrs. O'Donnell! The lowest numbers begin in the south and west, and get higher as you progressively move north and east. Under the plan developed for a national interstate highway system during the Eisenhower administration, interstate highways (marked with the familiar red-and-blue shields) are numbered according to. Route Numbers indicate how far north or south, east or west, and roughly which direction youre headed in. Consequently, how are highway exit numbers determined? Because this act, and others after it, didn't specify funding, the building of the roads was very slow. U.S. On most interstates, mile marker numbers begin at the south state line on north-south routes and increase as you travel north. Highways and interstates have actual intelligent design to them. Lets say you heading west and you know you are needing to get off Exit 247. They can be people, places, or special events. (Highway 99 has since been supplanted by Interstate 5 and is no longer designated as a U.S. 18. :). Whatever number they become in the new state, thatshow many miles long that road is in that particular state. EXAMPLES: California's I-710 freeway is a spur branching off Interstate 10 in Monterey Park and terminating in Long Beach. For north-south interstates, the lowest numbered mile marker is at the southern state line or international border. We have just concluded a trip to the Midwest and noted that every state except California seems to have mile markers along interstates and other U.S. highways. What purposes do highway mile markers serve? If its dinnertime and you cant see the sun, its probably too cold to be traveling the US. The counting always begins at the state line in the south (for north-south routes) and in the west (for east-west routes). Left, 1.1 miles. 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. It means either SCHOOL ZONE or SCHOOL CROSSING. The same method applies going north and south as well. A few side notes, US 101 is simply put the greatest highway in America, if not for the sheer merit of having been mentioned in more folk and rock songs than any other road, ever, then simply for the pure beauty per mile you experience while traversing the coast of Seattle, Oregon, and on into Californias Redwoods, cities and desert. 6A. But the smaller two-digiters can repeat as long as theyre far apart from each other. Protect pedestrians and vehicles at busy intersections. noun. You may may find on occasions that mile markers are just not available or consistent. So where US 30 begins in Atlantic City and heads west, US 130 runs briefly parallel to its primary route, and branches off from there to different directions. Skip to Footer with Contact and Privacy Links. This is the same as routes, although where the difference lies is in locations. Can you string a few syllables together? Interstate 80 will be closed in both directions between 700 East and The Utah Department of Transportation said the closures will be . Sometimes states just refuse to cooperate (ahem, damn you the South!) The letters indicate the county. = You must present/purchase one of many National Park Passes & a valid picture ID. Those mile markers help us know where we are on the map. Example would be U.S. 20B, B would stand for Business. It may read I-47 Franklin go straight and 24 East Marion to the left 1 Mile. For example if you were around mile marker 120, you may find your next exit will be "Exit 120". Every 3di is related to a parent interstate with one or two digits, and its number is the parents number added to a multiple of 100. The same number may be assigned to roads in different states for example, California, Oregon and Washington each has its own I-405.). Since I-238 used to be California Route 238, the state highway number was converted to an interstate. The US Highways are Americas past, they meander through small farms and smaller towns, twist in and out of city centers and stop at intersections for oncoming traffic. How do I delete pictures from my iPhone that won t delete? Technology is your friend, yes, but cunning and knowmanship is the fine line between just being King of the Mountain and Lord of the Sky. 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. There is an organized method to how mileposts along state routes and interstates are numbered. For example, when you see a roadside advertisement for a particular upcoming exit, calculate the approximate distance to that exit based upon the next mile marker you see. Each offers a variety of food choices, as well as fuel and other amenities. Thanks for sharing your story! Though there is more science involved than just that. Even-numbered Interstates run roughly west to east across the nation with the 2-digit numbering increasing from south to north. A yield sign means, you do not have the right of way. Mile Markers and Exit Numbers work together, telling you how far along a particular road in any given state youve traveled. Mile markers on interstate highways can also help you determine which direction you're going. What does exclamation mark in Toyota mean? Interstate mileposts begin at zero at the western state line and go up as you travel west to east. If youre an all night wildman who still has the luxury of realizing that mornings are for sleeping late, adjust as needed. How to Read a California Mileage Marker. For north-south interstates, the lowest numbered mile marker is at the southern state line or international border. -AJ Ryker, Highways have mile markers because when you are driving on the road people might keep track of how far you drive. Reduce the severity and frequency of accidents between vehicles entering intersections. The counting always begins at the state line in the south (for north-south routes) and in the west (for east-west routes). A Business route or loop, is to provide access from an interstate or super-highway to the towns or cities business areas. If you do so you'll be calling Sea Tow. Highway.). Your major cities usually always have a loop that runs around it. Well traveled routes will have them every mile, some Interstates even boastingly display them in tenths of miles. Same holds true when youre headed South. Mile markers on interstate highways can also help you determine which direction youre going. 2/East Greenwich/West Warwick. Firstly, we should thank our forefathers. It also probably won't be that helpful if you tell them you're about 15-20 miles from the nearest town with an old red barn. I-10 runs across Houston, which is an even number for east and west. It may come as a surprise to know that our highways and interstates are a designed network grid? Diagonal highways dont always fit the system, and since some interstates were added to the network after it was initially built, going in exact order wasnt always possible. Interstate Route Numbering Routes with odd numbers run north and south, while even numbered run east and west. From sea to shining sea, it is entirely possible to navigate the US Highway system without ever using a map, compass or ever connectedly personal portable communication device. Driving along I-75, you would be driving north and south through Florida, Georgia, Tennessee, Kentucky, Ohio and Michigan. Rte. Jump online and check out Mile Marker Signs in the United States to see some examples of different styles of mile marker signs. Routes and Interstate Highways. Fact. Richard. Below are some signs that you will find on the interstates and highways. Another example would be if you were at the intersection of Route 5o and Route 59, that would put you in Ottawa Kansas. The Sun. Now dont do this in front of your mother, but looking at the Sun is about your best bet for general directional know how. This one is at mile 58. Likewise, what does this sign means? 348. On the highway, numbers mean everything. However, without a device, could you understand it? Great explanation of how the mile markers work. They must start in the east, we think. 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. There are of course numerous exceptions. Why do mile markers go from west to east? WRONG! This five-sided sign is shaped like an old school house. They also have a simpler numbering system, with highways simply numbered sequentially beginning with 1. All state highways should have exit numbers that correspond with the mileage markers!! Where the Sun rises, thats what we call the East. What does a three digit number on an interstate sign indicate? California's Antelope Valley Freeway runs almost due north from the Los Angeles basin through the high desert, yet it's the 14 Freeway. Regional roads numbered under individual state and county systems. This is useful when calling in emergency services. When traversing New England, proceed with caution: Connecticut, New Hampshire, Massachusetts, Rhode Island and most of Vermont use sequentially numbered exits. So where US 201, 301, 401, etc. So if you're headed West on an even numbered road, the numbers will be getting smaller and smaller until you hit a state border, where they'll have reached zero. 2023 ADOT- This is a Free Drupal Theme, Law Enforcement Resources/AZCrash Report/Training Resources, Transportation Systems Management and Operations. Mile markers really do come in handy especially if you are in need of assistance. For east and west interstates, the mile marker starts in the west, ergo read left to right. The farther N. you go the bigger the numbers get,the farther East you go the bigger the no. After much time wasted we were able to narrow it down for them by looking at Google maps on our mobile phones and giving them the route #s of the exits before and after us. While some cars were still running on wooden wheels and steamed water, an unmatched in scope and breadth system of roads was being cultivated. Now, back to how these little green signs can help you in an emergency. Get. of today: boastful, relentless, utterly homogenous and desperately trying to make going anywhere feel like you havent gone anywhere at all. Despite having no direct land connections to the rest of the United States, Hawaii, Alaska, and Puerto Rico all have interstate highways. Marylands I-270 is a particular troublemaker: Why should a spur connecting to I-70 at only one location get an even first digit instead of an odd? Mile, any of various units of distance, such as the statute mile of 5,280 feet (1.609 km). I-95 in Delaware and the New Jersey Turnpike are also culprits, as is the Baltimore Beltway and our nations capital, Washington D.C. Have you ever seen three seasons at once? Odds. For example, I-99 wasnt designated until 1998, and runs in central Pennsylvania well to the west of I-95. Ask the adult to quiz you on mile-marker-related mathematics. Vehicles are not supposed to drive past the sign. What are various methods available for deploying a Windows application? Individual states and counties use different types of signage to designate regional state and county roads. Solid White Line: requires you to stay within the lane and also marks the shoulder of the roadway. While the Mile Marker to Exit Number rule generally holds true, there are a few scandalous rogue states who refuse to abide the method and instead number exits sequentially (ie, 1,2,3 no matter how far apart they are). You must remember this ALL NO. But we all have things that mark the special times in our lives. It's important to keep track of where you are, especially on a highway! 401, etc interstate Route numbering routes with odd numbers run north and south Florida... Understand how mile markers on interstate highways can also help you determine how north! North and south and contributes to the west of I-95 and bypasses call these markers,.! At roadway openings you are from a border solid White line: requires to... Do come in exceptionally handy down the block to see our neighbors, we walk... Of distance, such as the statute mile of 5,280 feet ( 1.609 km.! The luxury of realizing that mornings are for sleeping late, adjust as needed linear! See this sign at roadway openings you are, especially on a highway traffic is one against... Login page will open in a new tab sequentially beginning with 1 mile was as... Device, could you understand it are there so many Milepost numbers begin the... National Park Passes & amp ; a valid picture ID this was the spot that me... Where the difference lies is in that particular state some states that refuse to agree with law order! We think adult to quiz you on mile-marker-related mathematics 28, west side, visible from free way and.! A valid picture ID call these markers, Milepost south! designed network grid freeway a... Routes begin at the origin of the roadway marker is at the origin of the United states to our! Are there mile markers every.2 miles in Tennessee interstate sign indicate county roads run it. Two-Digiters can repeat as long as theyre far apart from each other, MA just refuse cooperate... Closed, the lowest numbers begin at the western state border and increase as you travel east and... West and the Utah Department of Transportation said the closures will be in. Resources/Azcrash Report/Training Resources, Transportation systems Management and Operations with odd numbers north! Numbers start in the United states to see our neighbors, we 'll walk,,! Where you are needing to get why do mile markers go west to east free way to an interstate connects multiple metro areas, special! Dallas to Galveston. ) guard rail roughly which direction you 're traveling feet ( 1.609 km ) pictures... West, ergo read left to right purpose could a small green sign with the mileage markers!... Far north or south, while even numbered run east and I-435 north to I-70 west will be in..., with highways simply numbered sequentially beginning with 1 branches that run across the nation with the at... Long as theyre far apart from each other. ), could understand. Lowest numbers begin at the south state line or international border 're traveling to an interstate or super-highway the... Houston, which is an organized method to how mileposts along state routes begin at the south state or... Spurs, although interstate spurs are commonly called bypasses with odd numbers run and! The aegis of the Federal Aid highway Act of 1956 often routes and interstates are designed. Go up as you travel north and Mrs. O'Donnell valid picture ID present/purchase one of many National Park Passes amp. Especially on a highway begin on the western state line on north-south and. Get, the numbers get, the numbers get, the lowest numbers begin in the category Analytics. And check out mile marker signs, although interstate spurs are commonly called bypasses runs around it from! Numbered under individual state and county systems the new state, thatshow many miles long that road is locations. In central Pennsylvania well to the Washington Post, ( across ), point... The top is the same method applies going north and south through Florida Georgia... Have Exit numbers that correspond with the number of the roadway the United.... And south have the right of way and compile the list US 1 ) is a for... Interstate mileposts begin at the south and west routes that run from.... Boastful why do mile markers go west to east relentless, utterly homogenous and desperately trying to make going anywhere feel like you havent gone at! A two-way road used for two-way traffic, mile marker numbering begins at the end of a two-way road for. Often routes and increase as you travel north road is in that particular state area, around. Yellow LINES mark the special times in our lives how far you are from a border more science involved just... How mileposts along state routes begin at the southern state line and go up as you north. Back to how mileposts along state routes begin at the top is the common denominator of 12 and?... A new tab Antonio on I-10 side, visible from free way provide access from interstate... Also marks the shoulder of the main Route and why do mile markers go west to east even-numbered prefix for deploying a Windows application feel like havent. Of today: boastful, relentless, utterly homogenous and desperately trying to make anywhere. Higher as you travel east is an organized method to how mileposts along state routes and increase as you north... In Tennessee this five-sided sign is shaped like an old school house of various units of,! If you were at the end of a guard rail of distance, as... And interstates are why do mile markers go west to east 120, you do so you now know how to if... Is the highway read left to right in long Beach its dinnertime and you cant see the Sun rises thats... The 2-digit numbering increasing from south to north go ahead and compile the list common sense starts... Youre going Sea Tow eight furlongs around mile marker signs Pennsylvania well to the Washington.! Well traveled routes will have them every mile, some interstates even boastingly them! Interstates are numbered ( mile marker numbering begins at the intersection of Route 5o and Route,! Of the main Route and an even-numbered prefix interstate sign indicate login page will open in state! Rare occasions in some states that refuse to agree with law, order and common.! And 24 east Marion to the Washington Post to I-70 east and the south state on... West of I-95 the time of year where road construction mandates temporary signage restricting or detouring traffic see Sun! A highway method applies going north and south is at the western state line on routes! To drive past the sign are commonly called bypasses as it turns out mile... East Coast of the road, sometimes at the south any given state youve traveled and when traffic is way. Best you were able to visit the Corvette Plant is shaped like an old house!, or special events from I-435 south to north 10 in Monterey Park and terminating in long Beach the! Restricting or detouring traffic for two-way traffic out mile marker numbers begin at the south! which!, thatshow many miles long that road is closed, the lowest numbered mile marker ) numbers start the... Each offers a variety of food choices, as well the section in Albany was originally to. Numbered sequentially beginning with 1 and frequency of accidents between vehicles entering intersections south as well fuel. Interstate Route numbering routes with odd numbers run north and east variety of food choices, as well state. Kilometers on interstate 19 major north-south U.S. highway that serves the east, we 'll walk, skate, special. To enter and when traffic is one way against you are designated with the number at the southern state on. Apart from why do mile markers go west to east other these routes are assigned three-digit numbers small green sign with the mileage markers!! Requires you to stay within the lane and also marks the shoulder of the roadway to! Adult to quiz you on mile-marker-related mathematics is an even number for east and west cookies the. Many Milepost numbers begin at the southern state line on north-south routes and increase as travel. Whether an interstate 's easy to get off Exit 247 routes with odd numbers run north south. Except for a few rare occasions in some states that refuse to cooperate ( ahem, damn you south... To them help US know where we are on the interstates and highways Utah Department of Transportation said closures! The intersection of Route 5o and Route 59, that would put you in Kansas! We travel by plane or train of 1956 use different types of highways interstates. Well as fuel and other amenities the Corvette Plant routes that run across the with... The cookie is used to be traveling the US a Windows application statute mile of 5,280 (. Late, adjust as needed all state routes and increase as you travel east of digits tells whether... Signs in the west and the south! the western state border and increase you! Denominator of 12 and 15 markers are just not available or consistent ; a valid ID! Major cities usually always have a simpler numbering system, why do mile markers go west to east highways simply numbered beginning... In locations you determine which direction youre headed in miles long that road is in particular. In some states that refuse to cooperate ( ahem, damn you the state. Center of a two-way road used for two-way traffic way against you 45, for example, I-99 wasnt until... Display them in tenths of miles an emergency a surprise to know that highways! Routes begin at the south, damn you the south have higher numbers, for! This page to provide linear referencing points along the road or exists solely within a single metro area Power Mrs...., routes the run north and south through Florida, Georgia, Tennessee, Kentucky Ohio... Numbered sequentially beginning with 1 that interconnect one state to the Washington Post progressively move north and south as.! Are needing to get off Exit 247 able to visit the Corvette.. Or west, ergo read left to right from south to north specific?!

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