{"id":4523,"date":"2026-06-23T09:40:42","date_gmt":"2026-06-23T09:40:42","guid":{"rendered":"https:\/\/www.railgrindingwheel.com\/?p=4523"},"modified":"2026-06-23T10:43:09","modified_gmt":"2026-06-23T10:43:09","slug":"umfassender-leitfaden-zum-thema-eisenbahnschienen","status":"publish","type":"post","link":"https:\/\/www.railgrindingwheel.com\/de\/umfassender-leitfaden-zum-thema-eisenbahnschienen\/","title":{"rendered":"Der umfassende Leitfaden zum Schienennetz"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"4523\" class=\"elementor elementor-4523\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e24271c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e24271c\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-0584258\" data-id=\"0584258\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d756e57 elementor-widget__width-initial elementor-widget elementor-widget-heading\" data-id=\"d756e57\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Complete Guide to Rail Track<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-74894f2 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"74894f2\" data-element_type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div 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class=\"fab fa-linkedin\" aria-hidden=\"true\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\">\n\t\t\t\t\t\t<div\n\t\t\t\t\t\t\tclass=\"elementor-share-btn elementor-share-btn_facebook\"\n\t\t\t\t\t\t\trole=\"button\"\n\t\t\t\t\t\t\ttabindex=\"0\"\n\t\t\t\t\t\t\taria-label=\"Share on facebook\"\n\t\t\t\t\t\t>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<i class=\"fab fa-facebook\" aria-hidden=\"true\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\">\n\t\t\t\t\t\t<div\n\t\t\t\t\t\t\tclass=\"elementor-share-btn elementor-share-btn_twitter\"\n\t\t\t\t\t\t\trole=\"button\"\n\t\t\t\t\t\t\ttabindex=\"0\"\n\t\t\t\t\t\t\taria-label=\"Share on twitter\"\n\t\t\t\t\t\t>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span 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Contents\t\t\t<\/h4>\n\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__0815c27\" aria-expanded=\"true\" aria-label=\"Open table of contents\"><i aria-hidden=\"true\" class=\"fas fa-chevron-down\"><\/i><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__0815c27\" aria-expanded=\"true\" aria-label=\"Close table of contents\"><i aria-hidden=\"true\" class=\"fas fa-chevron-up\"><\/i><\/div>\n\t\t\t\t\t<\/div>\n\t\t<div id=\"elementor-toc__0815c27\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<i class=\"elementor-toc__spinner eicon-animation-spin eicon-loading\" aria-hidden=\"true\"><\/i>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68cd1ee elementor-widget elementor-widget-image\" data-id=\"68cd1ee\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"767\" src=\"https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Australian_National_Railways_track_with_concrete_sleepers-1024x767.jpg.webp\" class=\"attachment-large size-large wp-image-4529\" alt=\"Railways track\" srcset=\"https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Australian_National_Railways_track_with_concrete_sleepers-1024x767.jpg.webp 1024w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Australian_National_Railways_track_with_concrete_sleepers-300x225.jpg.webp 300w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Australian_National_Railways_track_with_concrete_sleepers-768x575.jpg.webp 768w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Australian_National_Railways_track_with_concrete_sleepers-1536x1151.jpg.webp 1536w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Australian_National_Railways_track_with_concrete_sleepers-2048x1534.jpg.webp 2048w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Australian_National_Railways_track_with_concrete_sleepers-16x12.jpg.webp 16w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Australian_National_Railways_track_with_concrete_sleepers-scaled.jpg.webp 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" data-smush-webp-fallback=\"{&quot;src&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Australian_National_Railways_track_with_concrete_sleepers-1024x767.jpg&quot;,&quot;srcset&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Australian_National_Railways_track_with_concrete_sleepers-1024x767.jpg 1024w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Australian_National_Railways_track_with_concrete_sleepers-300x225.jpg 300w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Australian_National_Railways_track_with_concrete_sleepers-768x575.jpg 768w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Australian_National_Railways_track_with_concrete_sleepers-1536x1151.jpg 1536w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Australian_National_Railways_track_with_concrete_sleepers-2048x1534.jpg 2048w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Australian_National_Railways_track_with_concrete_sleepers-16x12.jpg 16w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Australian_National_Railways_track_with_concrete_sleepers-scaled.jpg 1080w&quot;}\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0bea582 elementor-widget elementor-widget-text-editor\" data-id=\"0bea582\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div><h2>1. Definition, Nomenclature &amp; Core Functions\u00a0<\/h2><\/div><div><div>Rail track, also referred to as railway track in Commonwealth countries and UIC standards, or railroad track in North America, is known in the engineering industry as Permanent Way (shortened to P-way). It serves as the core load-bearing structure of the entire railway transportation system.<\/div><\/div><div><div>A complete rail track assembly consists of four primary components: steel rails, elastic fastening systems, sleepers (ties), and track bed (ballast for ballasted rail track or precast slab for ballastless rail track), all laid on compacted subgrade.<\/div><\/div><div><div>The core functional values of rail track cover three dimensions:<\/div><\/div><div><ol><li>Provide a low-friction, smooth rolling surface for steel train wheels to cut running resistance and boost transport efficiency;<\/li><li>Evenly distribute huge dynamic axle loads from trains to avoid local ground collapse;<\/li><li>Absorb wheel-rail impact and vibration noise, while draining rainwater rapidly to sustain long-term geometric stability .<\/li><\/ol><\/div><div><div>Railroad track materials have undergone multiple rounds of iteration. Early transport lines adopted full wooden railroad track, followed by brittle cast iron rail track in the early industrial era. After mass production of high-strength hot-rolled steel began in the 1870s, steel rail track completely replaced outdated materials and remains widely used today. Electrified rail track is additionally equipped with third rails or overhead catenaries to supply power for electric locomotives and EMUs.<\/div><\/div><div><h2>2. Development Timeline\u00a0<\/h2><\/div><div><h3>2.1 Wooden Wagonway: The Earliest Primitive Rail Track (1603)<\/h3><figure id=\"attachment_4530\" aria-describedby=\"caption-attachment-4530\" style=\"width: 983px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-4530 lazyload\" data-src=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/First_Horsecar_in_Manchester_NH.jpg\" alt=\"The Earliest Primitive Rail Track (1603)\" width=\"983\" height=\"627\" data-srcset=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/First_Horsecar_in_Manchester_NH.jpg 983w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/First_Horsecar_in_Manchester_NH-300x191.jpg.webp 300w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/First_Horsecar_in_Manchester_NH-768x490.jpg.webp 768w, https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/First_Horsecar_in_Manchester_NH-18x12.jpg 18w\" data-sizes=\"(max-width: 983px) 100vw, 983px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 983px; --smush-placeholder-aspect-ratio: 983\/627;\" data-smush-webp-fallback=\"{&quot;data-srcset&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/First_Horsecar_in_Manchester_NH.jpg 983w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/First_Horsecar_in_Manchester_NH-300x191.jpg 300w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/First_Horsecar_in_Manchester_NH-768x490.jpg 768w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/First_Horsecar_in_Manchester_NH-18x12.jpg 18w&quot;}\" \/><figcaption id=\"caption-attachment-4530\" class=\"wp-caption-text\">The Earliest Primitive Rail Track (1603)<\/figcaption><\/figure><\/div><div><div>The world\u2019s earliest recorded rail track was the Wollaton Wagonway built in Britain in 1603, constructed for short-distance coal transportation in mines. The railway track body was made of high-density oak and beech timber, nailed onto wooden sleepers and restrained by angular crushed stones on both sides.<\/div><\/div><div><div>This wooden rail track only supported human or animal-drawn trolleys with extremely low load limits. Timber rotted and wore rapidly, so it merely acted as a simple mine transport facility incapable of mechanical haulage.<\/div><\/div><div><h3>2.2 Cast Iron Rail Track Popularization (1767)<\/h3><div><figure id=\"attachment_4531\" aria-describedby=\"caption-attachment-4531\" style=\"width: 1080px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-4531 lazyload\" data-src=\"https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Metal-rail-track-scaled.jpg.webp\" alt=\"Metal rail track\" width=\"1080\" height=\"610\" data-srcset=\"https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Metal-rail-track-scaled.jpg.webp 1080w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Metal-rail-track-300x169.jpg.webp 300w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Metal-rail-track-1024x578.jpg.webp 1024w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Metal-rail-track-768x434.jpg.webp 768w, https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/Metal-rail-track-18x10.jpg 18w\" data-sizes=\"(max-width: 1080px) 100vw, 1080px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1080px; --smush-placeholder-aspect-ratio: 1080\/610;\" data-smush-webp-fallback=\"{&quot;data-src&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Metal-rail-track-scaled.jpg&quot;,&quot;data-srcset&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Metal-rail-track-scaled.jpg 1080w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Metal-rail-track-300x169.jpg 300w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Metal-rail-track-1024x578.jpg 1024w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Metal-rail-track-768x434.jpg 768w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Metal-rail-track-18x10.jpg 18w&quot;}\" \/><figcaption id=\"caption-attachment-4531\" class=\"wp-caption-text\">Metal rail track<\/figcaption><\/figure><\/div><\/div><div><div>The Coalbrookdale mining area in Britain pioneered the laying of cast iron railway track. Metal materials delivered far higher bearing capacity than wood and extended service life, quickly spreading across European mines. However, cast iron featured inherent brittleness and poor impact resistance, only suitable for low-speed light vehicles.<\/div><\/div><div><h3>2.3 Steam Locomotives Drive Rail Track Structural Revolution (1804)<\/h3><\/div><div><div>The world\u2019s first steam locomotive launched in 1804 exposed fatal defects of cast iron rail track: heavy locomotives repeatedly fractured the brittle rails. Early engineers proposed a fully rigid railroad track solution by fixing cast iron rails onto solid stone sleepers with zero elasticity.<\/div><\/div><div><div>Field operation tests proved this design flawed: without elastic buffer space, massive impact force from trains accelerated damage to rails and subgrade. This engineering lesson established the core design principle for modern railroad track: controlled elasticity must be retained via ballast and elastic fasteners to absorb wheel-rail shocks, laying the theoretical foundation for later ballast and elastic fastening technology.<\/div><\/div><div><h3>2.4 Maturity of Standard Steel Rail Track Systems (Post-1870)<\/h3><p><img decoding=\"async\" class=\"aligncenter size-full wp-image-4532 lazyload\" data-src=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/steel-railway.jpg\" alt=\"\" width=\"1000\" height=\"630\" data-srcset=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/steel-railway.jpg 1000w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/steel-railway-300x189.jpg.webp 300w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/steel-railway-768x484.jpg.webp 768w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/steel-railway-18x12.jpg.webp 18w\" data-sizes=\"(max-width: 1000px) 100vw, 1000px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1000px; --smush-placeholder-aspect-ratio: 1000\/630;\" data-smush-webp-fallback=\"{&quot;data-srcset&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/steel-railway.jpg 1000w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/steel-railway-300x189.jpg 300w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/steel-railway-768x484.jpg 768w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/steel-railway-18x12.jpg 18w&quot;}\" \/><\/p><\/div><div><div>The Bessemer steel-making process enabled mass production of high-strength steel rails, fully replacing cast iron rail track. Supporting technologies including concrete sleepers, elastic fasteners and crushed stone ballast matured simultaneously, finalizing the standardized modern rail track system.<\/div><\/div><div><h2>3. Three Main Types of Rail Track Structures<\/h2><\/div><div><h3>3.1 Traditional Ballasted\u00a0 (Mainstream for Conventional &amp; Heavy-Haul Railways)<\/h3><\/div><div><h4>Layered Structure of Ballasted Rail Track (Top to Bottom)<\/h4><\/div><div><div>Flat-bottom hot-rolled steel rail \u2192 rubber\/plastic elastic pads \u2192 resilient elastic fasteners \u2192 wooden sleepers \/ prestressed concrete sleepers \u2192 hard granite ballast layer \u2192 geosynthetic isolation layer \u2192 compacted subgrade bed.<\/div><\/div><div><div>Ballast adopts strict material standards: only high-hardness granite and basalt crushed stones with complete angular edges and uniform particle sizes are permitted; soft limestone is banned to prevent pulverization under long-term compression.<\/div><\/div><div><h4>Key Functions of Ballast\u00a0<\/h4><\/div><div><ol><li>Load dispersion: Distribute concentrated sleeper pressure over a wide subgrade area to prevent differential settlement;<\/li><li>Vibration damping: Gaps between stone particles form natural buffer zones that absorb vibration and reduce wheel-rail noise during train passage;<\/li><li>Drainage &amp; ventilation: Rainwater infiltrates rapidly through stone gaps to keep subgrades dry and avoid mud pumping and soil softening caused by water immersion;<\/li><li>Lateral restraint: Friction between stones restricts horizontal displacement of rails and sleepers and mitigates buckling risks of railway under high temperatures;<\/li><li>Heat dissipation: Absorb friction heat generated by high-speed contact between wheels and rails to stabilize rail temperature distribution.<\/li><\/ol><\/div><div><h4>Advantages, Drawbacks &amp; Application Scenarios<\/h4><\/div><div><div><p><strong>Advantages<\/strong>: Low initial construction cost, fast construction speed, adjustable track elevation, and convenient defect maintenance. Settlement and gauge deviation can be quickly corrected via tamping machines.<\/p><div>\u00a0<\/div><p><strong>Disadvantages<\/strong>: Ballast stones tend to fly off at high speeds and pulverize after long-term compaction. Full-line ballast cleaning and replacement are required every 2\u20135 years, leading to heavy maintenance workloads, making it unsuitable for high-speed rail track operating above 300km\/h.<\/p><div>\u00a0<\/div><p><strong>Applications<\/strong>: Conventional passenger railway , heavy-haul freight railway, low-volume local branch lines, and mountainous routes with complex geological conditions.<\/p><\/div><\/div><div><h3>3.2 Ballastless Rail Track (For High-Speed Rail, Metro &amp; Tunnels)<\/h3><\/div><div><div><figure id=\"attachment_4533\" aria-describedby=\"caption-attachment-4533\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-4533 lazyload\" data-src=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/Ballastless-Rail-Track.jpg\" alt=\"Ballastless Rail Track\" width=\"500\" height=\"333\" data-srcset=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/Ballastless-Rail-Track.jpg 500w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Ballastless-Rail-Track-300x200.jpg.webp 300w, https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/Ballastless-Rail-Track-18x12.jpg 18w\" data-sizes=\"(max-width: 500px) 100vw, 500px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 500px; --smush-placeholder-aspect-ratio: 500\/333;\" data-smush-webp-fallback=\"{&quot;data-srcset&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Ballastless-Rail-Track.jpg 500w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Ballastless-Rail-Track-300x200.jpg 300w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Ballastless-Rail-Track-18x12.jpg 18w&quot;}\" \/><figcaption id=\"caption-attachment-4533\" class=\"wp-caption-text\">Ballastless Rail Track<\/figcaption><\/figure><\/div><div>Invented to resolve frequent maintenance and insufficient high-speed stability of ballasted railway, ballastless railway eliminates crushed stone beds entirely and adopts integral concrete bearing structures. Main domestic types include CRTS Type I\/II\/III slab track and twin-block ballastless railway.<\/div><\/div><div><h4>Structural Composition<\/h4><\/div><div><div>Steel rail + vibration-damping elastic fasteners + precast concrete slab \/ cast-in-place concrete base + polymer elastic cushion + reinforced subgrade layer.<\/div><\/div><div><h4>Core Advantages<\/h4><\/div><div><ol><li>Extremely stable geometric precision of rail track with minimal deviation in vertical level and gauge, compatible with EMUs running at 250\u2013350km\/h;<\/li><li>Vibration absorption relies solely on fasteners and cushions without ballast pulverization; only rail grinding is needed within a decade, drastically cutting full-lifecycle maintenance costs;<\/li><li>No ballast flying hazards, ideal for tunnels, viaduct stations and urban metro rail track to avoid vehicle collision and drainage blockage;<\/li><li>Higher overall structural self-weight delivers stronger resistance against typhoons, strong vibrations and uneven subgrade settlement.<\/li><\/ol><\/div><div><h4>Inherent Limitations<\/h4><\/div><div><ol><li>Civil construction cost reaches 1.5\u20132 times that of ballasted rail track with huge upfront investment;<\/li><li>Rigid concrete structure creates extreme difficulty for later route modification and elevation adjustment, requiring long-term line closure for repairs;<\/li><li>Deep subgrade settlement triggers complex, time-consuming restoration procedures once formed.<\/li><\/ol><\/div><div><h4>Typical Application Scenarios<\/h4><\/div><div><div>National <a href=\"https:\/\/en.wikipedia.org\/wiki\/List_of_high-speed_railway_lines\">high-speed railway network<\/a>, urban metro \/ light railway, long tunnels, passenger viaduct stations, and urban residential lines sensitive to vibration.<\/div><\/div><div><h3>3.3 Continuously Longitudinal Supported Rail Track (Ladder Track for Vibration Reduction)<\/h3><figure id=\"attachment_4534\" aria-describedby=\"caption-attachment-4534\" style=\"width: 1080px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-4534 lazyload\" data-src=\"https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Continuously-Longitudinal-Supported-Rail-Track-scaled.jpg.webp\" alt=\"Continuously Longitudinal Supported Rail Track\" width=\"1080\" height=\"436\" data-srcset=\"https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Continuously-Longitudinal-Supported-Rail-Track-scaled.jpg.webp 1080w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Continuously-Longitudinal-Supported-Rail-Track-300x121.jpg.webp 300w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Continuously-Longitudinal-Supported-Rail-Track-1024x413.jpg.webp 1024w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Continuously-Longitudinal-Supported-Rail-Track-768x310.jpg.webp 768w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Continuously-Longitudinal-Supported-Rail-Track-18x7.jpg.webp 18w\" data-sizes=\"(max-width: 1080px) 100vw, 1080px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 1080px; --smush-placeholder-aspect-ratio: 1080\/436;\" data-smush-webp-fallback=\"{&quot;data-src&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Continuously-Longitudinal-Supported-Rail-Track-scaled.jpg&quot;,&quot;data-srcset&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Continuously-Longitudinal-Supported-Rail-Track-scaled.jpg 1080w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Continuously-Longitudinal-Supported-Rail-Track-300x121.jpg 300w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Continuously-Longitudinal-Supported-Rail-Track-1024x413.jpg 1024w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Continuously-Longitudinal-Supported-Rail-Track-768x310.jpg 768w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Continuously-Longitudinal-Supported-Rail-Track-18x7.jpg 18w&quot;}\" \/><figcaption id=\"caption-attachment-4534\" class=\"wp-caption-text\">Continuously Longitudinal Supported Rail Track<\/figcaption><\/figure><\/div><div><div>A customized vibration-isolating railway also known as ladder track, widely laid on bridges, residential viaducts and metro vibration reduction sections, differing from conventional transversely laid sleepers.<\/div><\/div><div><h4>Unique Structural Design<\/h4><\/div><div><div>Two parallel prestressed concrete longitudinal girders run parallel to steel rails, connected by steel cross members to form a ladder-shaped frame laid on an integral concrete base. High-damping elastic vibration pads are installed between sleepers and the base.<\/div><\/div><div><h4>Vibration &amp; Noise Reduction Principle<\/h4><\/div><div><div>The complete rail track forms a mass-spring vibration isolation system: the self-weight of ladder sleepers acts as counterweight, while underlying elastic pads consume vibration energy, attenuating wheel-rail vibration above 30Hz and cutting secondary bridge noise by 12\u201318 decibels, greatly reducing train vibration impacts on surrounding buildings and residents.<\/div><\/div><div><h4>Additional Practical Features<\/h4><\/div><div><div>Supports stepless height adjustment under sleepers to adapt to minor uneven settlement of bridges and tunnels. Smooth drainage channels facilitate later silt clearance and grouting maintenance; cross-beam laying weakens structural damage to rail track caused by bridge expansion deformation.<\/div><\/div><div><h2>4. Steel Rail Specifications, Materials &amp; CWR Welding Technology for Rail Track<\/h2><\/div><div><h3>4.1 Rail Material &amp; Cross-Section Standards<\/h3><\/div><div><div>Modern steel rails are hot-rolled high-strength alloy steel with an asymmetric I-beam cross-section. The widened, thickened rail head withstands repeated wheel compression; the widened rail base improves contact area with pads and fasteners for uniform pressure distribution. All finished rails pass flaw detection and heat treatment to boost wear resistance and fracture resistance.<\/div><\/div><div><h3>4.2 Rail Weight Classification &amp; Global Measurement Units<\/h3><\/div><div><div>Bearing capacity and maximum allowable speed of railway depend on linear mass of steel rails. Heavier rails feature larger cross-sections to support higher axle loads and stronger high-speed stability, accompanied by higher steel costs. Two measurement systems coexist globally:<\/div><\/div><div><ol><li>Anglo-American system (lb\/yd): Main specifications range from 115 to 141 lb\/yd. A 130 lb rail equals approximately 64 kg\/m, used for main lines in North America and the UK;<\/li><li>Europe &amp; China system (kg\/m): Standard specifications cover 40\u201360 kg\/m. 50 kg\/m rails are adopted for domestic conventional lines, while all high-speed railway uniformly uses heavy-duty 60 kg\/m rails, and special heavy-haul lines develop extra-heavy 75 kg\/m rails.<\/li><\/ol><\/div><div><h3>4.3 Two Rail Connection Solutions for Rail Track<\/h3><\/div><div><h4>4.3.1 Jointed Rail Track (Obsolete Conventional Lines)<\/h4><\/div><div><div><figure id=\"attachment_4535\" aria-describedby=\"caption-attachment-4535\" style=\"width: 550px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-4535 lazyload\" data-src=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/Jointed-Rail-Track.png\" alt=\"Jointed Rail Track\" width=\"550\" height=\"356\" data-srcset=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/Jointed-Rail-Track.png 550w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Jointed-Rail-Track-300x194.png.webp 300w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Jointed-Rail-Track-18x12.png.webp 18w\" data-sizes=\"(max-width: 550px) 100vw, 550px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 550px; --smush-placeholder-aspect-ratio: 550\/356;\" data-smush-webp-fallback=\"{&quot;data-srcset&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Jointed-Rail-Track.png 550w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Jointed-Rail-Track-300x194.png 300w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Jointed-Rail-Track-18x12.png 18w&quot;}\" \/><figcaption id=\"caption-attachment-4535\" class=\"wp-caption-text\">Jointed Rail Track<\/figcaption><\/figure><\/div><div>Restricted by early steel manufacturing and transportation technology, single factory rails measured only 25 meters, connected on-site via fishplates (joint bars) and high-strength bolts. Expansion gaps are reserved at joints to release thermal expansion and contraction deformation of steel rails.<\/div><\/div><div><div>Critical drawbacks: Severe impact and clattering noise when train wheels roll over rail joints. Long-term repeated compression creates saddle-shaped wear at joints and elevates rail fracture risks, requiring massive annual manpower for joint grinding and maintenance. Most domestic main lines have phased out jointed railway, with insulated joints retained only at signal zoning sections to cut rail conductivity and enable train positioning via track circuits.<\/div><\/div><div><h4>4.3.2 Continuous Welded Rail (CWR) \u2013 Mainstream for Modern Rail Track<\/h4><figure id=\"attachment_4536\" aria-describedby=\"caption-attachment-4536\" style=\"width: 548px\" class=\"wp-caption aligncenter\"><img decoding=\"async\" class=\"size-full wp-image-4536 lazyload\" data-src=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/Continuous-Welded-Rail.jpg\" alt=\"Continuous Welded Rail\" width=\"548\" height=\"364\" data-srcset=\"https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/Continuous-Welded-Rail.jpg 548w, https:\/\/www.railgrindingwheel.com\/wp-content\/smush-webp\/2026\/06\/Continuous-Welded-Rail-300x199.jpg.webp 300w, https:\/\/www.railgrindingwheel.com\/wp-content\/uploads\/2026\/06\/Continuous-Welded-Rail-18x12.jpg 18w\" data-sizes=\"(max-width: 548px) 100vw, 548px\" src=\"data:image\/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==\" style=\"--smush-placeholder-width: 548px; --smush-placeholder-aspect-ratio: 548\/364;\" data-smush-webp-fallback=\"{&quot;data-srcset&quot;:&quot;https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Continuous-Welded-Rail.jpg 548w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Continuous-Welded-Rail-300x199.jpg 300w, https:\\\/\\\/www.railgrindingwheel.com\\\/wp-content\\\/uploads\\\/2026\\\/06\\\/Continuous-Welded-Rail-18x12.jpg 18w&quot;}\" \/><figcaption id=\"caption-attachment-4536\" class=\"wp-caption-text\">Continuous Welded Rail<\/figcaption><\/figure><\/div><div><div>Eliminating all rail joints via welding, CWR serves as standard equipment for high-speed railway and newly built conventional lines, consisting of two welding procedures:<\/div><\/div><div><ol><li>Factory flash butt welding: 100-meter standard rails are welded into 500-meter long rails and transported to construction sites via dedicated rail transport trains;<\/li><li>Field thermite welding: Thermite welding joins 500-meter long rails and special turnout joints. A 1600\u00b0C high temperature from thermite reactions fuses rail ends, followed by over ten processes including straightening, grinding and flaw detection to guarantee smooth joint surfaces without protrusions.<\/li><\/ol><\/div><div><h5>Core Technical Challenge: Thermal Stress &amp; Neutral Laying Temperature of Rail Track<\/h5><\/div><div><div>Without expansion gaps, temperature fluctuations trap massive axial stress inside CWR rail track: high summer temperatures generate compressive stress with railway buckling risks, while low winter temperatures create tensile stress prone to rail breakage.<\/div><\/div><div><div>Engineering solution: Neutral laying temperature. Engineers collect decades of local meteorological data to calculate the average neutral rail temperature (20\u201330\u00b0C in most domestic regions). During dawn or night when rail temperature matches the design value, hydraulic jacks stretch rails to standard lengths, then tens of thousands of high-strength elastic fasteners lock rails tightly, converting thermal expansion and contraction deformation into controllable internal rail stress to balance load in all seasons. Expansion joints are equipped in alpine regions with extreme temperature differences to release excess stress and secure year-round safe operation of railway.<\/div><\/div><div><h2>5. Subgrade Foundation System Under Rail Track<\/h2><\/div><div><div>The subgrade at the bottom of railway acts as the load-bearing foundation of the entire route. Construction involves layered filling and repeated compaction with heavy rollers. A two-way drainage gentle slope is designed on the subgrade top surface to drain surface rainwater rapidly and prevent soil softening from water accumulation.<\/div><\/div><div><div>Multiple layers of geosynthetic materials (geotextiles, geogrids, geocells) are widely laid in modern railway subgrade construction, delivering four core functions:<\/div><\/div><div><ol><li>Separation: Block fine underlying soil and upper ballast stones from mixing, avoiding soil blockage of ballast gaps that would damage drainage and elasticity, and preventing mud pumping of subgrade;<\/li><li>Filtration &amp; drainage: Allow rainwater infiltration while intercepting fine soil particles to stop pipeline cavities formed by water erosion of subgrades;<\/li><li>Reinforcement: Mesh geogrids embedded in soil disperse massive stress transferred from trains, boost bearing capacity of soft soil foundations and control lateral subgrade displacement;<\/li><li>Vibration buffering: Weaken downward vibration transmission to reduce deep soil settlement and extend overall railway service life.<\/li><\/ol><\/div><div><div>For mountain soft soil, expansive soil and high-fill subgrades, pre-treatment technologies including plastic drainage boards and sand wick drains are applied to reduce settlement defects of railway from the source.<\/div><\/div><div><h2>6. Routine Maintenance of In-Service Rail Track<\/h2><\/div><div><div>Subjected to millions of cyclic dynamic loads, railway gradually develops defects including rail wear, widened gauge, ballast pulverization, uneven subgrade settlement and corroded fasteners. Maintenance is split into periodic routine inspection and emergency repair:<\/div><\/div><div><ol><li>Ballasted rail track: Large tamping machines calibrate railway vertical and horizontal levels regularly; full-line aged ballast cleaning and new hard stone supplementation every 3\u20135 years;<\/li><li>Ballastless rail track: Maintenance focuses on <a href=\"https:\/\/www.railgrindingwheel.com\/rail-grinding-classification-and-application-scenarios\/\" target=\"_blank\" rel=\"noopener\">rail grinding<\/a> and replacement of aged elastic pads; no large-scale construction is required without severe damage to concrete bases;<\/li><li>CWR rail track: Neutral laying temperature testing every spring and autumn; patrol inspections against buckling risks in hot seasons and rail crack flaw detection in cold seasons;<\/li><li>Special vibration-reduction ladder railway: Regular inspection of aging vibration pads and adjustable sleeper elevation to sustain vibration reduction performance.<\/li><\/ol><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6e6df0d elementor-post-navigation-borders-yes elementor-widget elementor-widget-post-navigation\" data-id=\"6e6df0d\" data-element_type=\"widget\" data-widget_type=\"post-navigation.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-post-navigation\">\n\t\t\t<div class=\"elementor-post-navigation__prev elementor-post-navigation__link\">\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-post-navigation__separator-wrapper\">\n\t\t\t\t\t<div class=\"elementor-post-navigation__separator\"><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"elementor-post-navigation__next elementor-post-navigation__link\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Erfahren Sie alles \u00fcber Eisenbahnschienen, einschlie\u00dflich ihrer gesamten Geschichte, Schienenkonstruktionen mit und ohne Schotterbett, Schienenspezifikationen, die Technologie der geschwei\u00dften CWR-Schienen, den Unterbau sowie professionelle L\u00f6sungen f\u00fcr die Gleiswartung im Hochgeschwindigkeits-, G\u00fcter- und Nahverkehr.<\/p>","protected":false},"author":4,"featured_media":4532,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"site-sidebar-layout":"right-sidebar","site-content-layout":"","ast-site-content-layout":"normal-width-container","site-content-style":"default","site-sidebar-style":"boxed","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"disabled","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"disabled","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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