Railway ballast material selection and evaluation: A review
WEBAug 15, 2022 · Ballast layer capacity has become increasingly important, because of increasing train speeds and heavier haul. Since ballast layer became an important component of ballasted track, it has been enhanced on the stability and suitability for complex environments.
Evaluating Different Track Sub-Ballast Solutions Considering …
WEBMar 9, 2024 · Qi et al. introduced two methods for stabilising railway substructure materials by blending waste materials such as blast furnace slag, washed coal, and rubber crumbs for use as sub-ballast materials. The authors showed that the proposed solutions can increase particle interlocking to provide proper shear strength as well as higher absorbing ...
Use of steel slag as railway ballast: A review - ScienceDirect
WEBJul 1, 2022 · A review of literature indicates that the SS has also been used as rail ballast in different railway projects across the globe. For instance, a field inspection had been conducted on railway line (track length 90 miles) in Michigan having SS as …
Analysis of furnace slag in railway sub-ballast based on …
WEBJun 21, 2021 · 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.
OneMine | Use of Blast Furnace and Steel Slags as a Rail Ballast ...
WEBBoth blast furnace and steel furnace slags have been used extensively and successfully on main line railroads in the United States for more than 25 years. Annually, these slags are being used as ballast at the rate of about 4 million tonnes of blast furnace slag and 1 mil- lion tonnes of steel furnace slag, much of it on main line with 90 ...
Use of steel slag as railway ballast: A review | Request PDF
WEBMay 1, 2022 · The effect of steel slag addition on the hydration mechanism of blast furnace slag was investigated by analyzing the pH value and the hydration product and its yield and morphology.
Use of Blast Furnace and Steel Slags as a Rail Ballast ... - AusIMM
WEBBoth blast furnace and steel furnace slags have been used extensively and successfully on main line railroads in the United States for more than 25 years. Annually, these slags are being used as ballast at the rate of about 4 million tonnes of blast furnace slag and 1 mil- lion tonnes of steel furnace slag, much of it on main line with 90 ...
Experimental comparison of the lateral resistance of tracks …
WEBAug 5, 2016 · 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.
Steel Slag Aggregate Characteristics Evaluation as Railway Ballast
WEBAug 5, 2021 · 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. The application of SSA in ballasted railway tracks requires mechanical examination.
Everything You Need to Know About Railway Ballast - Adortech
WEBJun 20, 2024 · What is Ballast in Railway? 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 when trains travel over them.
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