ISO/TC 269 - Railway applications

This document specifies the general requirements relating to the design of ballastless track systems, including configuration of ballastless track system, subsystems and components requirements, and other related interfaces.

This document specifies requirements and guidelines for: the design parameters to be provided to the heating, ventilation and air conditioning (HVAC) unit manufacturer by the rolling stock manufacturer (“Customer”) and the railway operator, the test and inspection items, requirements and methods used by the HVAC unit manufacturer to verify that the HVAC unit conforms with the design parameters. This document is applicable to HVAC units for the passenger area and driver’s cabs in urban (metro, tramway), suburban, regional and main line vehicles.

This document specifies a practical procedure to create and verify distance-speed diagrams and speed curves using the parameters specified in ISO 24675-1, from which the shortest running time for railway timetabling is obtained by numerically integrating the speed curves. This document excludes running time calculation used for purposes other than timetabling.

This document specifies the general requirements for the observation and evaluation method of railway earthworks (substructure and foundation ground) settlement and deformation for new-built and existing railway.

This document defines general terms and definitions for systems, products and services related to railway applications. This document does not cover terms and definitions related to electrotechnical and electronic products and services for railway applications.

This document establishes definitions and evaluation methods for the following wheel-rail contact geometry parameters influencing the vehicle running dynamic behaviour: the rolling radius difference between the two wheels of a wheelset (Δr-function) which serves as a basis for all further calculations; the equivalent conicity function from which are derived: a single equivalent conicity value for a specified amplitude, which is relevant for the assessment of vehicle running stability on straight track and in very large radius curves; the nonlinearity parameter, which characterizes the shape of this function and is related to the vehicle behaviour, particularly in the speed range close to the running stability limit; the rolling radii coefficient, which is used to describe the theoretical radial steering capability of a wheelset in a curved track. Additional information is given about the relationship between the contact angles of the two wheels of a wheelset (Δtanγ-function) and about the roll angle parameter. NOTE Out of the presented parameters only those related to the contact angle are relevant for independently rotating wheels of wheel pairs. Descriptions of possible calculation methods are included in this document. Test case calculations are provided to achieve comparable results and to check the proper implementation of the described algorithms. To validate alternative methods not described in this document, acceptance criteria are given for the equivalent conicity function. This includes reference profiles, profile combinations, tolerances and reference results with tolerance limits. This document also includes minimum requirements for the measurement of wheel and rail profiles as well as of the parameters needed for the transformation into a common coordinate system of right-hand and left-hand profiles. This document does not define limits for the wheel-rail contact geometry parameters and gives no tolerances for the rail profile and the wheel profile to achieve acceptable results. For the application of this document some general recommendations are given.

This document describes the general principles of train detection for operations and services which are applied to any railway. This document provides the link of train detection with management of operational principles. It includes descriptions of operational and environmental conditions affecting train detection and impacts on operations. This document provides non-technical guidance for supporting the choice of a suitable train detection method relating to railway operations, for new lines and upgrade or renewal of train detection systems. This document excludes all technical aspects.

This document specifies requirements for the design, construction and operation of platform barrier systems positioned at the edge of a station platform immediately adjacent to the rail or other guided vehicles in stations and boarding points for passenger services. This document includes: — requirements for the fixed structure and fixed parts along the platform; — physical requirements for the movable doors and gates normally used by passengers; — requirements for emergency doors; — requirements for driver access doors; — requirements for platform extremity doors; and — requirements for the management of safety risks that are particular to barrier systems. NOTE This document provides requirements for doors and gates on conventional panel construction from platform level to the top of the door, or gate. This document also gives requirements for the integration of barriers within the overall rail system, including: — synchronization of vehicle and platform barrier doors/gates; — audible and visible alerts; — integrity of control systems; — testing of the barrier installation; — operational performance; and — requirements relating to other interfacing sub-systems, notably signalling and vehicles. This document does not cover barrier systems set back from the platform edge, which are used to control access to trains or for crowd management, however, relevant sections of the document can be used as guidance. This document applies to rail services, e.g. metro, tram systems and main line railway system services as requested by a project specification. It applies to small systems, working in conjunction with a single vehicle, or with larger systems working with a complete train. This document applies to platform barrier systems used at sub-surface stations, enclosed surface stations (e.g. those enclosed for the purposes of providing an air-conditioned environment for waiting passengers), and those fully in the open-air. This document applies to all persons involved in the implementation and system integration of a platform barrier system, including infrastructure owners, designers, installers and operators. This document does not cover barrier systems using doors/gates that utilize multiple panels, bars, ropes, etc. or which operate in a vertical direction. This document does not cover requirements: — relating to fire performance or fire requirements arising from use of platform barrier systems as fire barriers; or — for platforms, or other foundations and structures to which the barrier system is secured.

This document specifies the characteristics for suspension diaphragms to achieve, together with applicable inspection and test methods to be carried out for verification. An air spring system usually consists of a diaphragm (subject of this document) and additional components such as either emergency or additional springs, or both, and other assembly parts. This document does not detail the other components of air suspension or control systems such as air reservoirs, air piping, levelling system, frames, stiffeners, emergency suspension systems or elastic supports (such as series springs), etc., which will affect the diaphragm performance. This document applies to suspension diaphragms (inflated with air) designed to be fitted on railway vehicles and similar vehicles running on dedicated tracks with permanent guide systems, whatever the type of rail and the running surface. These parts are typically made with elastomer, textile fabrics and metallic beads.

This document specifies the requirements on rail aluminothermic welding, including the requirements for approval process, laboratory tests, approval of welder and contractor, as well as the acceptance criteria of aluminothermic welds in track. This document concerns the welding of 43 kg/m to 75 kg/m new vignole rails of the same profiles and the same grades. This document is restricted to butt welding for connecting rail ends. NOTE Conformity with the requirements of this document does not ensure the suitability of a welding process for specific conditions of track and traffic. This document does not cover welds made between different rail sections, differently worn rails or different rail grades.

This document provides reference masses for specifying the requirements for rail vehicles. These reference masses are specified with respect to the whole vehicle, but they can also be applicable to a specific system or component. This document does not supersede mass or payload conditions which are specified in application standards. This document is applicable for all types of rail vehicles.

This document establishes — the operation categories, — the design categories; — the fire safety objectives, and — the general requirements for fire protection measures. This document applies only to railway vehicles defined in ISO 25711. Freight transportation vehicles are not covered by the ISO 9828 series.

This document defines terms for fire safety regarding the railway system.

This document describes a test procedure for the determination of resistance to repeated loading by – amongst others – applying out-of-phase load cycles which generate forces in two directions, representative of those caused by traffic on railway track, taking into account the effect of two consecutive axles of passing railway vehicles.

This document describes the relationship between an inertial measurement system and a chord measurement system applying the chord-based method with different chord length and chord division. This document is applicable to 1 435 mm and wider track gauges. This document does not apply to urban/light rail systems, tramways and any track gauge narrower than 1 435 mm.

This document establishes the performance requirements and acceptance criteria for coating material used for passenger rolling stock, locomotives and components. This document also provides guidance on the coating application processes, product selection, surface preparation, coating application, verification and inspection methods, repairs, refurbishment (refresh, etc.), and tests to measure the minimum performance for the final product. This document applies to all types of coating materials (liquid, powder, etc.) used on — railway vehicle bodies, and — on-board equipment and constituent parts.

This document reports worldwide best practice to minimize the risk of death and injury to occupants of rail vehicles in the event of a collision or derailment. This document investigates recent interior designs for passenger areas in heavy rail vehicles (e.g. coaches, fixed units, trainsets), including refurbished interiors.

This document defines common terms used in railway rolling stock maintenance.

This document describes the different modes of operation and the classification of machine types. This document covers machines fitted with rail wheels that are used for the construction, maintenance, inspection, repair and renewal of railway infrastructure. These include: — on-track machines (OTMs), which are specially designed for construction and maintenance of the track and infrastructure; — infrastructure inspection vehicles, which are utilised to monitor the condition of the infrastructure; NOTE Inspection of the infrastructure includes measurement. — environment vehicles, which are designed for clearance of the track from environmental conditions such as snow clearance machines; — emergency vehicles, which are designed for a specific emergency use such as evacuation, firefighting and recovery of trains (including breakdown cranes); — road-rail machines, which are able to move on railway track and on the ground; — trolleys and portable machines that are manually moved along the railway track.

This document specifies the requirements for testing principles and systems to produce comparable results with regard to location, type and size of discontinuities in rails. This document does not aim to give any guidelines for managing the result of ultrasonic rail testing. This document only applies to flat bottom (Vignole) railway rail profile 43 kg/m and above. This document only applies to continuous testing of rails installed in track for detecting internal discontinuities. This document only applies to testing equipment fitted to dedicated test vehicles or manually propelled devices. This document treats welded joints as plain rail. This document does not define the requirements for vehicle acceptance. This document does not apply to ultrasonic testing of rails in a production plant.

This document specifies the general requirements for brake systems. This document focuses on general principles and general requirements of brake systems. This document is applicable for all types of rolling stock during design and whole lifetime. This document does not specify the braking performance criteria. This document can be applied to all rolling stock with metal to metal wheel/rail contact irrespective of speed classification.

This document defines terms for brakes and braking in rolling stock.

This document specifies requirements for a quality management system when an organization: a) needs to demonstrate its ability to consistently provide products and services that meet customer and applicable statutory and regulatory requirements, and b) aims to enhance customer satisfaction through the effective application of the system, including processes for improvement of the system and the assurance of conformity to customer and applicable statutory and regulatory requirements. All the requirements of this document are generic and are intended to be applicable to any organization, regardless of its type or size, or the products and services it provides. NOTE 1 In this document, the terms “product” or “service” only apply to products and services intended for, or required by, a customer. NOTE 2 Statutory and regulatory requirements can be expressed as legal requirements. This document specifies the requirements for a railway quality management system (RQMS) — applicable throughout the whole supply chain of the railway sector related to industrial products and services, — providing continual improvement, emphasizing defect prevention and defect reduction in the supply chain, and — enhancing and sustaining product quality, including its safety aspects.

This document provides additional information to assist the understanding and the use of ISO 20138-1. The calculations in this document follow the same principles but they are slightly different. This document contains country specific calculation approaches currently in use and represents the state of knowledge including for calculating: — stopping and slowing distances; — equivalent response time; — brake performance; — brake ratio.

In order to create punctual timetables, it is necessary to accurately calculate and plan out many values, such as running time between stations, headway between trains, train scheduling, rolling stock scheduling, driver and crew scheduling, operation scheduling in stations and depots and capacity of the line/infrastructure. Among these values, shortest running time between stations must be calculated first, as this is the basis of timetabling. This document describes parameters as the requirements for shortest running time calculation that enable railway infrastructure managers, railway operators and related organizations to calculate accurate running time at the stage of setting up a feasible and punctual daily and annual timetable. In addition, this document shows the appropriateness of calculation by verifying the response observed on the calculated shortest running time when the parameter values are changed. This document excludes running time calculation used for purposes other than timetabling.

This document is applicable to the calculation, measurement and/or verification of energy consumption of railway vehicle HVAC (heating, ventilation and air-conditioning) systems. The HVAC system energy consumption is simulated, calculated, measured and validated in accordance with the requirements of thermal comfort defined in ISO 19659-2, considering the same category of passenger railway vehicles as detailed in ISO 19659-2, Clause 4: — Category 1 (e.g. main line, intercity, long distance, high speed); — Category 2 (e.g. suburban, commuter, regional); — Category 3 (e.g. urban, LRV, tram, metro/subway). This document only covers the passenger area HVAC systems. Driver’s cab HVAC systems are excluded but could be treated in a similar way.

This document defines track geometry parameters and specifies the minimum requirements for track geometry measurements and the evaluation method for track geometry quality. This document is applicable to 1 435 mm and wider track gauges. The urban/light rail systems, tramways and any track gauge narrower than 1 435 mm are excluded from the scope of this document, however it can be used as a reference.

This document specifies a laboratory test procedure for applying repeated load cycles which generate displacement cycles representative of the displacements caused by traffic on railway track. It is used for assessing the long-term performance of rail fastening systems. This document is applicable to surface mounted rail on sleepers, bearers and slab track and embedded rail. This test procedure applies to a complete fastening assembly.

This document specifies requirements for railway driving simulators for drivers' training. It defines the minimum functions and performances for a driver training simulator. This document is applicable to all guided transport systems, including for mainlines, metros, tramways and light rails, as part of public/private transport systems. These vehicles are intended for the operation of intercity, urban and suburban passenger or freight services with self-propelled systems and operated on either segregated or not segregated paths. Annexes A to D provide additional information.

This document defines the quality classes of compressed air produced by air generation and treatment units (AGTUs) and/or used in pneumatic apparatus and systems of rail vehicles. This document is applicable to compressed AGTUs and also to all pneumatic equipment and systems of rail vehicles.

This document specifies laboratory test procedures to determine the static and low-frequency dynamic stiffness of rail pads, baseplate pads and complete rail fastening assemblies.

This document specifies general requirements of polymeric composite railway sleepers. It is applicable to the sleepers, bearers and transoms to be installed in all tracks (both heavy and urban rail) with or without ballast.

This document specifies the characteristics of polymeric composite and reinforced polymeric composite materials in the manufacture of polymeric composite railway sleepers. It is applicable to sleepers, bearers and transoms to be installed in all tracks (both heavy and urban rail) with or without ballast. NOTE In this document, the term “sleeper” refers to “sleeper, bearer and transom”.

This document defines additional technical criteria and control procedures related to the manufacturing and testing of prestressed monoblock sleepers.

This document defines technical criteria and control procedures which need to be satisfied by the constituent materials and the finished concrete sleepers and bearers, i.e. precast concrete sleepers, twin-block reinforced sleepers, bearers for switches and crossings, and special elements for railway tracks. This document defines mechanical tests which provide assurance of the capability of sleepers or bearers to resist repetitive loading and provide sufficient durability. In addition, it places controls on manufacturing processes and tests to ensure that the concrete will not suffer degradation in service through chemical reaction and frost damage.

This document applies to elastomer-mechanical parts, as defined in ISO 22749-1. This document specifies: — approval procedure to be implemented by the customer; — guidelines for qualification of the product with specified requirements; — quality monitoring of rubber and rubber to metal parts in manufacture. This document does not apply to: — rubber diaphragms for pneumatic suspension springs; — elastic parts of buffing and drawgear springs; — diaphragms, bellows and seals; — hoses and tubings; — transmission belts.

This document defines the classification, technical requirements, and markings for the following bodyside windows: standard windows: standard fixed windows; standard movable windows; emergency windows: emergency escape windows; emergency access windows. NOTE In certain situations, emergency escape windows and emergency access windows are the same window. This document applies to bodyside windows constructed from glazing materials only. This document sets out requirements that apply to the glazing with its associated mounting arrangement. This document applies to all windows mounted to the side of all types of railway vehicles, including heavy and urban rail vehicles. This includes windows mounted on the side of saloons, restaurant/buffet cars, vestibules, toilets, driving cabs, crew compartments and technical rooms. This document does not apply to on-track machines.

This document applies to elastomer-mechanical parts designed to be fitted on railway vehicles and similar vehicles running on dedicated tracks with permanent guide systems, whatever the type of rail and the running surface. Typical applications of the elastomer-mechanical parts include: — vehicle suspension systems; — equipment mounting systems; — joints (e.g. end-mountings of dampers, rubber-based bearings, elastomer-mechanical parts used on mechanical couplings); — limit stops. These parts can be: — made entirely of elastomer, operating on their own or in combination with other elastic parts; — made up of elastomer and other materials, adherent together or not. This document specifies characteristics that rubber and rubber to metal parts are to achieve, together with applicable inspection and test methods to be carried out for verification. This document does not apply to: — rubber diaphragms for pneumatic suspension springs; — elastic parts of buffing and drawgear springs; — diaphragms, bellows and seals; — hoses and tubings; — transmission belts.

This document specifies the laboratory test procedure for determining the clamping force exerted by the fastening system on the foot of the rail by measuring the force to separate the rail foot from its immediate support. When required, the procedure is also used to determine the uplift stiffness of the fastening system. It is applicable to systems with and without baseplates on all types of sleepers, bearers or elements of ballastless track. The test does not determine the security of the fastening components fixed into the sleeper or other fastening system support. This test procedure applies to a complete fastening assembly. It is not applicable to fastening systems for embedded rail or other fastening systems which do not act on the foot of the rail.

This document specifies requirements concerning the approval and/or homologation of welding processes, contractors, welders, inspectors and acceptance of welded joints in the factory and/or track. This document is applicable to the following rail welding processes: flash butt welding (FBW); gas pressure welding (GPW); aluminothermic welding (ATW); enclosed arc welding (EAW). In this document, 43 kg/m to 75 kg/m new flat-bottomed rails of the same profiles and same steel grades are used as the subject of welding. This document does not specify requirements or test methods specific to each welding process. These are to be prescribed in the subsequent parts of the ISO 23300 series. Concerning butt welding, this document is restricted to connecting rail ends. This document does not cover the welding for construction of crossings, railway switches, signal bond installation or restoration of rails. This document does not cover any safety regulations for welding operations. In this document, the qualifications of individuals and organizations that are approved by the railway authority for rail welding are not specified.

This document specifies a laboratory test procedure for determining the electrical resistance, in wet conditions, between the running rails provided by a fastening system fitted to a steel or concrete sleeper, bearer or element of ballastless track. It is also applicable to embedded rail. This test procedure applies to a complete fastening assembly. It is relevant to signalling currents, not to traction currents. A reference procedure and an alternative procedure are included.

This document specifies the laboratory test procedure to determine: a) the maximum longitudinal force that can be applied to a rail, secured to a sleeper, bearer or element of ballastless track by a rail fastening assembly, without non-elastic displacement of the rail occurring, or the longitudinal stiffness at a specified longitudinal displacement of a specimen of embedded rail with an adhesive fastening system, and for any type of fastening; b) the shear displacement and slip data required for track-bridge interaction calculations.

This document specifies a test procedure to confirm that the force necessary to pull the anchorage of a rail fastening assembly out of the sleeper or other supporting element is greater than a prescribed value (i.e. it is a "proof load" test). This test is for components of the fastening system which are: a) cast into concrete during the manufacture of sleepers or other supporting elements; b) glued into the cast or drilled holes in concrete; or c) screwed or otherwise attached to wood, polymeric composite or steel sleepers or other supporting elements. This test is not applicable to embedded rails.

This document specifies a laboratory test procedure for finding the effect of exposure to severe environmental conditions on the fastening system. This test procedure applies to a complete fastening assembly including embedded rail with mechanical fastenings. It is not applicable to embedded rail systems relying on adhesive components to secure the rail.

This document specifies various test methods to ensure the performance of polymeric composite and reinforced polymeric composite sleepers, bearers and transoms for use in tracks. It is applicable to the sleepers, bearers and transoms to be installed in tracks with or without a ballast.

This document specifies the terms and definitions used in the ISO 22074 series of standards related to rail fastening systems. NOTE In this document, there are some entries where more than one term is listed in the header (e.g. sleeper, tie, cross tie in 3.2.3). In such cases, the first term is the preferred term, generally used in the ISO 22074 series of standards. The other terms are also in common use in the railway industry and are considered to be synonymous (admitted terms).

This document specifies a general approach for achieving thermal comfort for passenger compartments or saloons of railway vehicles (single level or double-decker) such as main line, regional/suburban and urban vehicles used in public transportation services. This document also describes guidelines to specify conditions, performance values and the comfort parameter measurement methods for compartments, saloons and local annexes. This document does not apply to the thermal comfort of the cab driver.