1 Nirjharâs interest is to know different technology and process engineering. 2  Raw iron is found in earthâs crust, as an ore. 3  Iron ore mostly found as Fe 2 O 3 (the form of iron oxide found as the mineral hematite). 4  At present, blast furnace is most commonly used furnace to produce iron.
The weight of a railroad tie depends on their size and specifications. They can range anywhere from 100 to 300 pounds.
What are the dimensions of a standard railroad tie. In: Travel âº Mass Transit. Answer. A typical tie is 8-1/2 feet long, 9 inches wide, and 7 inches thick. ChaCha!8-1/2 feet long, 9 inches wide, and 7 inches thick. data-config-site-section=chacha>.