Search results
Results from the WOW.Com Content Network
Under the most common international definition of high-speed rail (speeds above 155 mph (250 km/h) on newly built lines and speeds above 124 mph (200 km/h) on upgraded lines), Amtrak's Acela is the United States' only true high-speed rail service, reaching 150 mph (240 km/h) over 49.9 miles (80.3 km) of track along the Northeast Corridor. [2]
As of May 15, 2017, 41 states have maximum speed limits of 70 mph (113 km/h) or higher. 18 of those states have 75 miles per hour (121 km/h) speed limits or higher, while 7 states of that same portion have 80 mph (129 km/h) speed limits, with Texas even having an 85 miles per hour (137 km/h) speed limit on one of its toll roads.
In August 2007, top speeds were increased from 60 miles per hour (97 km/h) to 79 miles per hour (127 km/h), cutting 20 minutes from trips between Portland and Boston. The first expansion of Downeaster service came that month, when the improvements made it possible to increase from four to five daily round trips from Portland to Boston. [ 6 ]
For some workouts, Watson has his milers complete five 600-meter intervals at slightly more than a target mile pace, so times between 1:27 and 1:31 per rep. Runners get about 90 seconds to two ...
It translates to an average speed of 15 miles per hour (24 km/h). [1] It is a standard of professional middle-distance runners in several cultures. The first four-minute mile is usually attributed to the English athlete Roger Bannister, who ran it in 1954 at age 25 in 3:59.4. [2] The mile record has since been lowered by 16.27 seconds.
Experts say walking a mile a day can help with weight loss and boost your health.
The first person to run the mile (1,760 yards, or 1,609.344 metres) in under four minutes was Roger Bannister in 1954, in a time of 3:59.4. [1] This barrier would not be broken by a high school student until 1964, when Jim Ryun ran the distance in a time of 3:59.0 at the Compton Relays. [ 2 ]
Murphy clocked 16.4 seconds for the first quarter-mile, 33.6 for the half, 49.2 for the three-quarters and the mile in 1:08. Fullerton was embarrassed that his locomotive failed to get to 60 mph. Its weight made the wooden track sink and rise and Murphy was forced to ride a wave.