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A transcontinental railroad is a  railroad that goes across the United States and which finished in 1869.

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Railroad commissioners were soon added to the railroad system. A railroad commissioner is someone whoe controls the traffic of the trains passing by and to keep trains from not bumping into each other.

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With the railroad pathways the city population increased. More people moved into places along the major routes. Including towns.

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Soon as railroads got tweaks and became more popular, junctions started to come into play. This made the railroad routes more expandable and quicker to get to places.

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Railroads were first used for freight. Freight means transporting bulk goods. The railroads were mainly transporting goods within small distances

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This was a huge period in time. Many inventions and businesses were booming. The population of cities doubled the original. Railroads were a part of their transportation.

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In the 1820's the first railroads have began operating in Great Britain then in United States.

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He developed the first steam engine in 1775. This was a work in progress. The first ones were too heavy and weak to power a train.

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Before railroads were ever invented, Wagonways was the railroads back in the days. It only ran for short distances.