OPEN-HEARTH FURNACE STOCK YARD. (See page 414.)

The raw materials for the open-hearth furnaces are received on elevated

railroad tracks graded and piled preparatory to sending to the furnaces.

Yard No. 1 is 950 feet long and 87 feet wide, and is served by three

electric traveling cranes of twenty tons and sixty tons capacity. Yard

No. 2 is 790 feet long and 84 feet wide, and is served by two ten-ton

electric traveling cranes.

The Wonder Book of Knowledge The Marvels of Modern Industry and Invention, the Interesting Stories of Common Things, the Mysterious Processes of Nature Simply Explained · 第 97 / 162 题