Ads
related to: railroad ties for landscaping
Search results
Results From The WOW.Com Content Network
A railroad tie, crosstie (American English), railway tie (Canadian English) or railway sleeper (Australian and British English) is a rectangular support for the rails in railroad tracks. Generally laid perpendicular to the rails, ties transfer loads to the track ballast and subgrade , hold the rails upright and keep them spaced to the correct ...
Concrete sleepers Concrete sleeper tie on the BNSF Railway in La Crosse, Wisconsin. A concrete sleeper (British English) or concrete tie (American English) is a type of railway sleeper or railroad tie made out of steel reinforced concrete.
Track ballast is the material which forms the trackbed upon which railroad ties (UK: sleepers) are laid. It is packed between, below, and around the ties. [ 1 ] It is used to bear the compression load of the railroad ties, rails, and rolling stock ; to facilitate drainage ; and keep down vegetation that can compromise the integrity of the ...
sleeper wall can also refer to a retaining wall made from railroad ties. It is used to prevent erosion. It is used to prevent erosion. It can be made from bricks or concrete blocks .
The ties were treated with creosote — a mixture of chemicals that the U.S. Environmental Protection Agency has classified as a probable human carcinogen — and contaminated the soil and ...
Railroad development kept pace with the expanding frontier in the United States after the American Civil War, creating a burgeoning need for new railroad ties. Every mile of track required about 2,500-3,500 crossties. Trains became heavier and faster and the railroads found it was less expensive to add more ties per mile than to buy heavier ...