USA HISTORY

Detailed explanation-1: -On May 10, 1869, at Promontory Summit, Utah, a golden spike was hammered into the final tie. The transcontinental railroad was built in six years almost entirely by hand. Workers drove spikes into mountains, filled the holes with black powder, and blasted through the rock inch by inch.

Detailed explanation-2: -The completion of the Transcontinental Railroad May 10, 1869, is recognized as one of our country’s biggest achievements and one of mankind’s biggest accomplishments.

Detailed explanation-3: -Running on almost 140, 000 route miles, the U.S. freight rail network is widely considered the largest, safest, and most cost-efficient freight system in the world.

Detailed explanation-4: -The longest railway in the world, this striking line connects Moscow with Vladivostok, covering a distance of 9, 198 kilometres. One of the boldest construction works of modern times, it took more than twenty-five years and great effort to build.

Detailed explanation-5: -6, 220 miles (10, 010 km) of railway lines were built during the decade. 1840-The Wilmington and Weldon Railroad in North Carolina becomes the longest railroad in the world with 161.5 miles (259.9 km) of track.