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Abstract In the current study, we explored the performance of steel slag ballast (SSB), granite ballast (GB), and a slag–granite ballast mixture under cyclic loading conditions using a large-scale track simulation apparatus. In addition, the single-... Practical Applications The problem of the excessive demand for conventional ballast is addressed in the current study by …
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Despite the efforts to promote a wider use of steel slag as ballast aggregate [7,8], including its mention in the European Standard for railway ballast [9], some countries still only allow natural ...
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Semantic Scholar extracted view of "Use of steel slag as railway ballast: A review" by Atif Hussain et al. Semantic Scholar extracted view of "Use of steel slag as railway ballast: A review" by Atif Hussain et al. ... Effect of geogrid on deformation response and resilient modulus of railroad ballast under cyclic loading. K. Sweta S. K. K ...
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An in-depth understanding of material characteristics of steel slag is imperative for its proper use as a ballast material. The present studies examine the suitability of steel slag as …
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Top quality manufacturers serving Minnesota MN have been highlighted in this comprehensive source of industrial information. A broad range of SLAG: RAILROAD BALLAST, ROAD-MAKING, CONCRETE AGGREGATE manufacturers has been compiled in this industrial directory designed to provide information on leading, quality oriented manufacturers serving Minnesota MN.
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Steel Slag Aggregate Characteristics Evaluation as Railway Ballast Guoqing Jing, Peyman Aela, Qiang Zhou, and Wenli Jia Abstract The use of recycled materials is a new tendency in the field of railway engineering. Steel slag aggregates (SSA) are one of the recycled materials derived from the steel industry.
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Railroad ballast consists of a layer of coarse, granular material positioned beneath and around railroad tracks. Its main purpose is to uphold the tracks and maintain their position …
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Other articles where ballast is discussed: railroad: Location and construction: …completed roadbed, its foundation is ballast, usually of crushed rock, slag, or volcanic ash. The sleepers, or crossties, to which the rails are fastened, are embedded in the ballast. This is tightly compacted or tamped around the sleepers to keep the track precisely leveled and aligned.
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The performance of coal-fouled steel slag ballast (SSB), granite ballast (GB), and 60 % SSB + 40 % GB (SSB 60) mixture were assessed using direct shear and cyclic testing apparatus.Additionally, chemical composition, mineralogical phases, and morphology of SSB were examined through X-ray fluorescence (XRF), X-ray diffraction (XRD), and scanning …
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With the rapid development of dedicated fright corridors, semi-high speed railroads and upgradation of the existing railroad to higher speed limit, Indian railways need a huge amount of natural ballast material. However, towards sustainable development, steel slag has enormous potential to be used as railway ballast. An in-depth understanding of material characteristics of …
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On January 16, 1918, an organizational meeting of slag processors was scheduled at 3:30 pm at the Chittenden Hotel, Columbus Ohio. A total of 13 slag processing companies were represented at this meeting in addition to press and trade journal representatives from Rock Products and Building Materials, Pit and Quarry, and staff from the Ohio State Journal.
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concrete aggregate, antiskid aggregate, and railroad ballast. It is proposed to use slow cooled steel slag in the railroad ballast [20]. Oluwasola et al. studied the application and characteristics of steel slag. The main chemical composition of steel slag consisted of CaO, Si 2, MgO and etc.
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In this study, the cyclic behavior of steel slag ballast materials mixed with tire-derived aggregate (TDA) is experimentally investigated. To this end, a series of ballast box tests are carried out to investigate the behavior of different mixtures of TDA-slag ballast materials with similar gradation to American Railway Engineering and Maintenance-of-Way Association …
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In recent years, a great deal of attention has been paid to the use of this material as railway ballast. According to the physical and mechanical characteristics of steel slags, such as high specific gravity and the granular roughness respect to the limestone ballast, the usage of slag ballast can improve the track lateral stability.
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To meet this speed requirement, the current track structure will need to be assessed to determine if it can handle the increased dynamic loads associated with higher speed traffic. An important …
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Use MacRaesBlueBook for detailed listings of Railroad Ballast, Road-making, Concrete Aggregate Slag Manufacturers in Ohio. See contact info and Send a Request for Quotes.
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Therefore an attempt has been made to use steel slag as the subballast material in the present work. The objective of this study is to assess the strength and stiffness, leaching behavior, and mineralogical characteristics of the cement-stabilized steel slag (CSS) as a subballast layer and its implications in the design methodology.
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Results showed that on heavy haul railways, steel slag ballast has a higher modulus of elasticity, less permanent deformation under high intensive train loadings and a …
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This research introduces the use of furnace slag as sub-ballast in railway construction. Furnace slag is a byproduct of using iron ore to produce pig iron, because of its characteristic, the reuse of furnace slag is not as wide as steel slag. ... An analysis of the performance of deconstructed tires for use as pads in railroad tracks. J. Civ ...
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> Railroad Ballast from TMS International Slag FIELD-PROVEN BY THE NATION'S LEADING RAILROADS Steel slag ballast has characteristics desirable in mainline ballast, field-proven …
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Uses: Slag is used as an aggregate in road base fill, concrete, asphalt, concrete blocks, cement production, rock wool insulation, commercial roofs, railroad ballast, glass …
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Piles of steel slag, a solid waste generated from the iron and steel industry, could be seen due to no utility found for the past century. Steel slag has now gained much attention because of its new applications. The properties of slag greatly influence its use and thus had got varied applications. The chemical composition of steel slag varies as the mineral composition …
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Railroad ballast asphalt . Railway ballast gluing . Steel slag ballast . ABSTRACT . The properties of railway ballast material are affected by the local geologies and climatic environments from .
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SSA is widely used in asphalt aggregate, cement, agriculture amendment, railroad, road base, and gabions [9, 16].So far, SSAs have a high proportion of road construction by 67% [].In the current study, the application of steel slag was considered as a substitution of mineral aggregates in the ballast layer.
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Zinc Slag Although studies performed in Oklahoma for four types of zinc smelter wastes (fine slags) indicate that they are suitable for use as fine aggregate in hot mix asphalt concrete, (8) no North American documentation was identified regarding the use of zinc or lead slags in asphalt paving. A road trial completed in the United Kingdom ...
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These observations imply that the use of steel slag ballast (SSB) can potentially reduce the track maintenance costs owing to lower settlement and breakage, enhance the lateral resistance owing to its higher density, and provide better riding comfort because of higher …
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In the USA, steel slag is used as ballast as well as sub ballast material for both normal and heavy axle loads. For example, the steel slag ballast is used to raise the rails on …
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With the rapid increase in the demand of rail transportation, the construction of new railway tracks and the proper maintenance of existing tracks are necessary. This places an additional demand on the requirement of ballast, which is generally sourced from local quarries. With a view to reduce the use of natural resources, the use of steel slag (SS) has been considered as a …
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Learn how full-size railroads use and maintain ballast. Then check out modeling tips from Tony Koester, Paul Dolkos, and Pelle Søeborg. ... sand, and chats (waste from lead-zinc mining). On the ICG Sioux Falls District, gravel and chats were the two primary ballast types. Gravel ballast was also used on the spur leading to the trailer-on ...
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Ballast is even transported from Canada using lake boats and unloaded on the dock in Toledo for reloading into ballast cars. Main line ballast unloading is now usually done using remote control ballast cars doors without stopping the train. Yes especially in PA and Western NY slag ballast was crushed and screened for railroad ballast.
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