Authors
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problogic
- Largest solar farm in each state, territory, and province
- Cities pronounced the same, but spelled differently
- Working list – Favorite fictional spies of film and TV
- Ugly two-digit Interstate Highway segments and thoughts on how to improve them
- The global network of subsea digital communication cables and the coastal hub cities that stand to benefit from them
- Working list – Favorite spy sagas based on true events
- City names containing two or more first names
- Geography of underground co-location data centers
- Working list of continuous flow/displaced left-turn intersections in the USA
- Classic cartoon and comic strip rivals/adversaries
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Tag Archives: highways
Working list of continuous flow/displaced left-turn intersections in the USA
Also known as a displaced left-turn intersection, these intersections are meant to improve traffic flow, especially for intersections with busy left turns. That being said, continuous flow seems to be a misnomer, as in most, if not all of the … Continue reading
Posted in Cars, cities, commerce, distribution, engineering, geography, government, health, highways, history, infrastructure, land use, logistics, Maps, pictures, planning, product design, Statistics, Trade, traffic, transportation, Travel, urban planning
Tagged cities, continuous flow intersections, crossover left-turn intersections, design, displaced left-turn intersections, enginnering, geography, highways, intersections, land use, left-turns, planning, traffic, transportation, transportation planning
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Working list – Diverging diamond interchanges in Canada
As can be seen below, adoption of the diverging diamond interchange model has not caught on in Canada like it has in the United States. Additional examples will be added as they are announced/developed. 2017 Macleod Trail & 162 Avenue … Continue reading
Posted in Canada, Cars, Cities, commerce, engineering, geography, highways, history, infrastructure, land use, logistics, Maps, North America, planning, product design, spatial design, Statistics, Trade, traffic, Transportation, Travel, trucking, urban planning
Tagged Canada, DDI, design, diverging diamond interchanges, freeways, highways, interchanges, transportation
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Working list – Diverging diamond interchanges in the USA
A working list of diverging diamond interchanges (DDIs) is listed in alphabetical order by full state name under each calendar year. The first DDI in the United States opened in 2009. This style of interchange design cuts down the number … Continue reading
Posted in Cars, cities, engineering, geography, government, health, highways, history, infrastructure, land use, logistics, Maps, planning, product design, spatial design, technology, tourism, Trade, traffic, transportation, Travel, trucking, urban planning
Tagged cities, DDI, diverging diamond interchanges, exits, freeways, highways, Interstates, traffic engineering, transportation planning
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American and Canadian Cities with the Most Roundabouts – UPDATED
Guest post by Dan T. – Thank you, Dan! [Note: To most people, the terms traffic circle, rotary, and roundabout are synonyms, but not to traffic engineers. Engineers usetraffic circle as a generic term for all circular intersections, while rotaries … Continue reading
Posted in Canada, Cars, cities, economic development, engineering, environment, Europe, geography, health, highways, history, infrastructure, land use, Maps, North America, placemaking, planning, spatial design, States, Statistics, traffic, transportation, Travel, urban design, urban planning
Tagged Carmel, highways, Indiana, planning, roads streets, rotaries, roundabouts, traffic, traffic circles, traffic engineering, transportation engineering
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How do you solve a logistics problem like Chicago?
If you have traveled through metropolitan Chicago by car, truck, train, or plan, you know how difficult it is to negotiate. Being situated near the base of Lake Michigan makes it a natural choke point for travel and distribution. As … Continue reading
Posted in air travel, airport planning, airports, aviation, business, Cars, cities, commerce, distribution, ecommerce, economic development, economics, geography, Great Lakes, highways, industry, infrastructure, land use, logistics, Maps, Passenger rail, pictures, planning, rail, Railroads, shipping, spatial design, Statistics, topography, Trade, traffic, transportation, Travel, trucking, urban planning
Tagged air travel, airports, bottlenecks, Chicago, congestion, delays, distribution, highways, logistics, rail, trucking
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El Paso’s impressive Loop 375 bypass could be extraordinary
It’s not often that one comments about a specific freeway, but the Texas Loop 375 bypass of El Paso is not your typical highway. The freeway connects the central city with Interstate 10 southeast of town, then to US 62 … Continue reading
Posted in Cars, cities, commerce, economic development, geography, Highway displacement, highways, hiking, history, infrastructure, land use, logistics, pictures, planning, spatial design, sprawl, topography, tourism, Trade, traffic, trails, transportation, Transportation, Travel, urban planning, walking, Wildlife
Tagged bypass, cities, El Paso, expressways, Franklin Mountains, freeways, highways, Loop 375, Texas, Transmountain Freeway, wildlife crossings
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Amazing offshore urban expressways – pluses & minuses
A trend in arterial roadway building, especially in highly urbanized areas and locations of rough terrain, has been to construct expressways offshore, which largely parallel the coastline. There are several reasons for choosing these locations for highway construction, which include: … Continue reading
Posted in architecture, bridges, Cars, cities, commerce, economic development, environment, geography, Highway displacement, highways, infrastructure, Maps, nature, pictures, planning, product design, spatial design, sprawl, Statistics, topography, tourism, traffic, transportation, Travel, urban planning, Wildlife
Tagged bridges, cities, coastlines, commerce, congestion, expressways, highways, motorways, traffic, transportation, travel, urban
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Longest state segments of three-digit Interstate Highways
RANKINGS (As of 02/24/21 – Minimum of 40 miles in length) Interstate 476 – Pennsylvania = 129.61 miles Interstate 495 – Massachusetts = 121.56 miles Interstate 135 – Kansas = 95.74 miles Interstate 196 – Michigan = 80.65 miles Interstate … Continue reading
Posted in bridges, Cars, cities, commerce, geography, highways, history, infrastructure, land use, Maps, planning, tourism, Trade, traffic, transportation, Travel
Tagged expressways, freeways, highways, Interstate Highways, roads, transportation
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Shortest state segments of three-digit Interstate Highways
As a follow-up to the previous post on the shortest state segments of one and two-digit Interstate Highways, here is a list of the shortest state segments of three-digit Interstate Highways. RANKINGS (Based on current mileage as of 2/19/21) … Continue reading
Posted in bridges, Cars, cities, commerce, geography, highways, history, infrastructure, land use, Maps, planning, spatial design, Statistics, tourism, Trade, transportation, Travel, urban planning
Tagged expressways, freeways, highways, Interstate Highways, Interstates, transportation
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Panethos 