world number NUMBER_TOKEN large train on the tehachapi loop the tehachapi loop is a NUMBER_TOKEN kilometer or NUMBER_TOKEN mile long spiral of railway in kern county california it's positioned on the union pacific railroad mojave subdivision that runs through tehachapi pass and connects bakersfield and the san joaquin valley to mojave even though having this big loop looks like a bit of a waste of time it's quite an important piece of the rail system it's also one of the busiest single track systems seeing about NUMBER_TOKEN trains a day now it's a national historic civil engineering landmark seeing some of the largest trains in the world go around this loop is truly quite a unique sight sometimes they come out of the underground tunnel and around the loop while nearly crossing over themselves the tehachapi loop was built to make it easier to go over the tehachapi pass it allows the track to rise at a consistent two percent grade with an elevation of NUMBER_TOKEN meters as high tech and complex as the railway looks it was all constructed in NUMBER_TOKEN before heavy machinery and technology existed a workforce of over NUMBER_TOKEN NUMBER_TOKEN with dynamite and muscle power helped with its creation before we go on like this video smash the subscribe button and click the notification bell right now or this centipede will crawl on your face when you're sleeping
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