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Traffic Control

Topics about signs, signals, laws, and other traffic control devices.

106453 Posts
1539 Topics
Last post by STLmapboy
in Re: Thickest mast arms
on Today at 06:15:26 PM
  Subject Started by Replies Views Last post
Road and Highway Reference Sites « 1 2 » DesertDog 44 27063 Last post December 11, 2019, 12:32:43 PM
by PastTense
How do you get the URL of a particular place on Google Street View? « 1 2 » J Route Z 29 27880 Last post September 03, 2014, 04:15:34 PM
by vtk
Historic official state maps online « 1 2 3 4 » NE2 86 52377 Last post February 15, 2020, 12:35:06 PM
by berberry
MOVED: The Interchange Reduction/Increase Project Alps 0 80 Last post June 14, 2020, 04:57:33 PM
by Alps
Artificial Intelligence / Machine Learning kurumi 0 111 Last post May 26, 2020, 05:03:32 PM
by kurumi
Highway Engineering bwana39 3 125 Last post July 03, 2020, 01:59:05 PM
by jeffandnicole
Exit number and route number the same frankenroad 3 129 Last post June 30, 2020, 02:19:23 PM
by Roadgeekteen
MOVED: Rockaway Freeway Scott5114 0 132 Last post April 16, 2020, 05:29:58 PM
by Scott5114
MOVED: Weirdest electric towers? Scott5114 0 162 Last post March 06, 2020, 01:20:21 PM
by Scott5114
Question About Routing Of US 14A Between Burgess Junction, WY & Lovell, WY Route66Fan 3 162 Last post June 15, 2020, 12:50:17 PM
by Route66Fan
MOVED: Philadelpha Rowhouse in Texas Alps 0 170 Last post March 04, 2020, 10:44:08 PM
by Alps
New Roads with Unusual Surfaces (bricks, stones) jakeroot 0 173 Last post March 29, 2020, 08:59:34 PM
by jakeroot
Trading digital maps bugo 1 175 Last post May 16, 2020, 06:18:58 PM
by Scott5114
MOVED: MUTCD Correct or almost-correct signage at airports SSOWorld 0 177 Last post December 07, 2019, 07:01:03 AM
by SSOWorld
ODOT library or archives in Oklahoma City? bugo 0 185 Last post March 17, 2019, 08:11:13 PM
by bugo
MOVED: ORIGINAL Interstate Bridge Designs From Every State Alps 0 189 Last post December 02, 2019, 06:30:24 PM
by Alps
Numbered highways as the street name - how does the Post Office express those? KCRoadFan 10 194 Last post Today at 05:08:02 PM
by ilpt4u
Guard vs. guide? hbelkins 4 202 Last post June 12, 2020, 03:26:21 PM
by webny99
"Sitting ducks" or "bullseyes" -- US 175 -- 3 206 Last post June 22, 2020, 04:35:50 PM
by Mapmikey
MOVED: I-78 in New York Scott5114 0 210 Last post November 20, 2019, 07:48:31 AM
by Scott5114
Has the original patented CFI interchange ever been built? MCRoads 0 210 Last post March 05, 2020, 01:34:55 AM
by MCRoads
AASHTO Spring 2020 meeting WashuOtaku 1 212 Last post June 18, 2020, 09:34:37 AM
by mvak36
MOVED: Flashing stop signs rickmastfan67 0 213 Last post June 26, 2019, 06:13:45 AM
by rickmastfan67
Funny/self-aware graffiti STLmapboy 2 217 Last post May 25, 2020, 10:05:05 PM
by webny99
MOVED: Does your state use extruded gore signs? or flat sheet metal gore signs? Scott5114 0 218 Last post August 18, 2018, 02:44:34 PM
by Scott5114
Counties reachable on routes emanating from Georgia Konza 3 219 Last post June 09, 2020, 09:43:19 PM
by webny99
2020 INFRA grants mvak36 1 219 Last post June 18, 2020, 02:25:49 PM
by mvak36
MOVED: Should Texas Combine its Toll Road Authorities? Alps 0 225 Last post January 02, 2019, 04:36:44 PM
by Alps
GSV updates TheGrassGuy 0 225 Last post February 20, 2020, 06:34:07 PM
by TheGrassGuy
Question about NationalPass (Tolling) Dustin DeWinn 2 227 Last post February 07, 2020, 12:55:42 PM
by cl94
States you've never been on an Interstate in Roadgeekteen 6 235 Last post April 09, 2020, 02:35:21 PM
by webny99
Old illumination light standards ErmineNotyours 0 236 Last post February 05, 2019, 11:08:26 PM
by ErmineNotyours
Community Connect Grant Henry 1 240 Last post August 22, 2019, 03:11:55 PM
by sprjus4
Road planning with slime mould: abstract kurumi 0 241 Last post October 17, 2019, 08:23:38 PM
by kurumi
Tim Powers' "Alternate Routes" novel kurumi 0 243 Last post January 01, 2019, 09:08:54 PM
by kurumi
MOVED: Logo signs thread Scott5114 0 245 Last post August 18, 2018, 02:44:55 PM
by Scott5114
MOVED: Blank logo signs Scott5114 0 247 Last post August 18, 2018, 02:47:07 PM
by Scott5114
What Are The Different Units of Measurement-based Pay? TheArkansasRoadgeek 5 249 Last post December 23, 2019, 07:07:07 AM
by 74/171FAN
Question About Interstates With and Without BL's or BS's thenetwork 3 251 Last post April 23, 2020, 11:59:58 PM
by Thing 342
Highway history book with white cover from years ago -- US 175 -- 2 252 Last post February 26, 2020, 09:54:43 PM
by Max Rockatansky
Vintage Billboards ThatRandomOshawott 0 257 Last post February 28, 2019, 10:03:16 PM
by ThatRandomOshawott
Is Mid-Day the New Rush Hour? webny99 1 258 Last post May 24, 2020, 07:01:06 PM
by Rothman
Light Pole Types - US and Canada Highways ChiMilNet 7 258 Last post June 23, 2020, 05:05:12 PM
by hobsini2
Is Wisconsin adding speed cameras to the interstate? hobsini2 3 263 Last post April 16, 2020, 02:01:27 PM
by mgk920
Strange similarities on GSV thspfc 0 265 Last post October 29, 2019, 06:47:43 PM
by thspfc
Mapping one's travels - best software? M3100 4 272 Last post May 28, 2020, 08:25:52 PM
by M3100
Properly signing Cloverleaf ramps shadyjay 1 273 Last post March 30, 2019, 11:00:38 PM
by MNHighwayMan
The domino effect webny99 0 273 Last post July 16, 2019, 08:42:36 AM
by webny99
MOVED: Create your own news story Scott5114 0 274 Last post February 19, 2019, 04:40:26 AM
by Scott5114
MOVED: The AARoads "What If?" Thread Alps 0 276 Last post May 30, 2019, 04:36:37 PM
by Alps
MOVED: How many highway systems does Texas have? SSOWorld 0 282 Last post August 25, 2018, 04:29:35 PM
by SSOWorld
New Cannonball Record Set edwaleni 3 283 Last post April 12, 2020, 10:54:45 PM
by ozarkman417
Filming New Route Construction? roadfilm 0 285 Last post August 17, 2018, 01:30:25 PM
by roadfilm
Largest combined number for two 2-digit US highways intersecting? Finrod 5 285 Last post January 13, 2020, 04:56:35 PM
by Max Rockatansky
For us to say the GPS is ruining things for others is true or biased? roadman65 8 288 Last post January 27, 2020, 03:07:01 PM
by Flint1979
Vintage League of American Wheelman magazines ITB 1 289 Last post February 26, 2019, 01:22:07 AM
by ITB
Interesting history of US 83 and its branch routes usends 3 296 Last post May 28, 2020, 04:07:45 PM
by usends
Centerline: The Surprising History of Lane Markings rickmastfan67 0 298 Last post November 18, 2019, 02:13:08 AM
by rickmastfan67
MOVED: Right Turn Signal SSOWorld 0 304 Last post July 19, 2018, 11:11:18 AM
by SSOWorld
API for travel times jbnv 2 304 Last post September 23, 2019, 12:42:01 PM
by vdeane
Area Service functional road classification Aaron Camp 1 307 Last post March 24, 2019, 10:34:21 AM
by NE2
Which state DOTs give local governments responsibility for highway signage? usends 6 307 Last post December 09, 2019, 01:21:11 PM
by cl94
Scenic roads you didn’t find so scenic TheHighwayMan394 9 310 Last post July 01, 2020, 05:14:38 PM
by Terry Shea
Unique "Button Copy" European style speed limit sign found in Oregon Thunderbyrd316 4 312 Last post June 26, 2020, 04:45:28 AM
by Scott5114
MOVED: Which state has the best traffic signals? SSOWorld 0 313 Last post July 17, 2018, 07:37:18 PM
by SSOWorld
Tennessee's connections to the rest of the lower 48 Konza 5 316 Last post May 08, 2020, 03:43:14 PM
by Konza
Food trucks temporarily OK at interstate rest areas Kniwt 4 317 Last post April 07, 2020, 04:38:37 PM
by Max Rockatansky
Existing models and proposed alternatives... tradephoric 4 318 Last post May 01, 2019, 02:03:47 PM
by tradephoric
Disheveled BGSs? planxtymcgillicuddy 12 318 Last post June 27, 2020, 02:56:52 PM
by GaryA
Truck full of Hot Pockets overturns on I-70 in Missouri golden eagle 1 320 Last post June 28, 2019, 08:15:37 AM
by thspfc
Counties served from routes emanating from California Konza 10 324 Last post May 26, 2020, 11:38:58 AM
by STLmapboy
Primary state highways functionally classified as minor collector roads Aaron Camp 4 326 Last post February 05, 2020, 08:05:45 PM
by vdeane
Map apps bugo 3 329 Last post April 12, 2020, 01:25:25 PM
by sbeaver44
Album cover art challenge mgk920 6 331 Last post May 02, 2020, 09:54:03 PM
by mgk920
U.S. Route Marker With 'United States' fredmcain 0 332 Last post September 05, 2019, 07:15:42 AM
by fredmcain
Inside Out Street View webny99 1 337 Last post December 24, 2018, 09:05:01 AM
by jeffandnicole
100th anniversary of the Army's first Transcontinental Motor Convoy oscar 3 338 Last post July 08, 2019, 10:28:32 AM
by roadman
Three Consecutive Route Numbers Concurring roadman65 5 338 Last post May 25, 2020, 09:49:21 PM
by cwf1701
City council powers regarding Interstate Business Routes AMLNet49 2 340 Last post March 07, 2020, 06:25:12 PM
by fillup420
MOVED: State highway shields in the wrong state Scott5114 0 341 Last post August 08, 2018, 06:10:55 PM
by Scott5114
Idea for subsidizing carpools 1 3 341 Last post July 12, 2019, 04:36:19 PM
by kphoger
Buying an SD Interstate Shield to hang on wall. Can't decide. Which one? SoDakInterstateEnthusiast 8 344 Last post May 04, 2020, 10:56:54 AM
by SoDakInterstateEnthusiast
Three lawsuits filed against X-lite guardrail tradephoric 1 351 Last post August 16, 2019, 08:56:46 PM
by Brian556
Auto Trail History Max Rockatansky 4 359 Last post December 23, 2019, 03:19:15 PM
by Hot Rod Hootenanny
Rare Picture of US 401 #2 (1932-34) Mapmikey 0 364 Last post December 07, 2018, 01:38:44 PM
by Mapmikey
Indian Reservation Highways CapeCodder 2 365 Last post July 12, 2019, 12:17:48 AM
by kurumi
What is the best interchange and why are they chosen? tolbs17 8 366 Last post January 03, 2020, 11:40:36 PM
by tolbs17
Interstate-Interstate Interchanges CtrlAltDel 1 370 Last post December 12, 2019, 07:42:27 PM
by SSOWorld
Four corners jurisdiction changes MNHighwayMan 0 373 Last post January 21, 2019, 11:41:58 AM
by MNHighwayMan
How long does an underpass have to be to have a ventilation system? roadman65 2 374 Last post May 15, 2019, 01:16:27 PM
by oscar
Swapped pairs of route numbers GenExpwy 0 375 Last post July 15, 2018, 02:10:48 AM
by GenExpwy
Top 10 Biggest Daily Revenues Per Toll Facility...? thenetwork 3 375 Last post August 05, 2019, 12:17:07 PM
by plain
Prescient Quote about Roads J3ebrules 5 380 Last post April 03, 2020, 02:10:09 AM
by sparker
USDOT/FHWA General News & Press Releases Plutonic Panda 3 381 Last post January 23, 2019, 05:02:37 AM
by Scott5114
Shortest distance to a major city on a BGS TheHighwayMan394 2 381 Last post March 16, 2019, 08:15:30 PM
by machias
Maps of Arkansas and Oklahoma between 1926 and 1930 bugo 4 397 Last post March 18, 2019, 08:44:21 PM
by Mapmikey
Preferred Paper U.S. Highway Map for Tracking Drive Coverage davmillar 7 401 Last post June 24, 2020, 05:51:33 AM
by Scott5114
Freeway rain shields (idea) 1 2 404 Last post February 13, 2019, 11:53:41 AM
by cbeach40
A mystery about a mystery Mapmikey 4 405 Last post July 08, 2019, 05:29:01 PM
by luokou
Most Expensive State to Get a Speeding Ticket (?) jeffandnicole 1 405 Last post August 30, 2019, 11:32:32 AM
by PHLBOS

 

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