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The longest roller coaster on the planet is the Steel Dragon 2000 at Nagashima Spa Land with a length of 8,133 feet! That is more than a mile!
roadways are wet , salt is used on roads to melt ice and it corrodes steel .
The world's longest rope is the Bandalasta-rope which is made from a fibrous material with a length of 8373 meters.
railroads helped transport steel to other places
The longest steel roller coaster is the Steel Dragon in Nagashima Spaland, Japan. It is 2,479 meters (8,133 ft) long. The longest wooden roller coaster is The Beast at Paramount's Kings Island near Cincinnati, Ohio. It is 2,243.023 meters (7,359 ft) long.
Using Pythagors the diagonal of the base is 17 cm So the longest length is: 172+102 = 389 which needs to be squared rooted
No. Sydney Harbour Bridge is not the longest bridge, by any means. It is the largest steel arch bridge in the world, but it is not the longest.
40ft
Over lap of steel bar is provided 60 times of dia of steel bar. For example (.5") dia steel bar overlap length is (30"). (.5x60=30")
Over lap of steel bar is provided 60 times of dia of steel bar. For example (.5") dia steel bar overlap length is (30"). (.5x60=30")
Wt of 12 mm tor steel, length 2500 mm
The steel reinforcement used will depend on several factors. Column length, beam length, and the column and beam cross section all depend on how much steel will be needed.