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Show CKNTKAIilJXU COXCHKTK WOKK OV A llAUiUOAI) An advance step lu tho manufacture manufac-ture of concrete pproducts has boon taken by a western railroad, which has established factories at Gales-burg, Gales-burg, 111., Hannibal, Mo., nnd Have-lock, Have-lock, Nob., for tho oxocutlon of work for tho ontlro system, Instoad of making mak-ing their concroto products whorevor they wero needed, as has been tho genoral practlco heretofore. This plan miikoa it posslblo to standardize standard-ize all products, mold them In sections sec-tions ready to put togothor, and thon ship them out over tho line; complete concrete bridges, as woll as watering troughs, fence posts, and cement curbing for tho station platforms in small towns being turned out by tho factories. Concreto bridges aro mado in section all ready to bo put togothor. to-gothor. Hugo slab3 of reinforced concrete aro mado In 14, 16 nnd 20-foot 20-foot lengths, and with a width of 7 foot. Two nro fitted togethor side-wise, side-wise, giving a width .of 14 feet to tho single track roadbed, whllo as . many are placed end to end as- aro nocossary for tho length of tho bridge. Even the piling for tho bridges Is mado In standard lengths at the nearest plant and shipped out ready to bo installed. Depot curbing curb-ing Is made In short sections, corners corn-ers and all. Prom tho April Popular Popu-lar Mechanics Magazlno. |
