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ATIEMAR Heavy Industry

Over the more than 30 years of experience

ATIEMAR Heavy Industry which mainly manufacture large and medium-sized crushing and grinding equipments was founded in 1987. It is a modern joint-stock corporation with research, manufacturing and sales together. The Headquarter is located in HI-TECH Industry Development Zone of Zhengzhou and covers 80000 m ². Another workshop in Shangjie Industry Park covers 67000 m ².

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screening rail shoulder ballast

2021-04-07T19:04:32+00:00

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  • Shoulder Ballast Cleaning Guidelines ARTC Extranet

      The Shoulder Ballast Cleaner (SBC) is a purpose built machine that •Spoil disposal – to rail mounted car/tipper or directly onto cess Shoulder Ballast Cleaning Guidelines 4 • Turning over ballast without screening or increasing screen size if

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  • TECHNICAL SPECIFICATION FOR SHOULDER BALLAST

      TECHNICAL SPECIFICATION FOR SHOULDER BALLAST CLEANING MACHINE 10 GENERAL 11 These specifications are framed for a Shoulder Ballast Cleaning Machine (hereinafter called the machine), which should be capable of removing the ballast from the shoulder portion of the track, screen it, put back the screened ballast and profile it

  • [PDF]
  • Ballast Screening Machines

      Ballast Screening Machines Aveng Manufacturing Lennings Rail Services operate and maintain a fleet of Ballast Screening machines These machines were built locally under licence from Matisa of Switzerland The machines have been adapted to suit various track conditions, such as restricted track screening – tunnels and platforms – track

  • Contribution of Base, Crib, and Shoulder Ballast to the

      Also, the relative contributions of the base, crib, and shoulder ballast to lateral sliding resistance are at present poorly quantified The behaviour of the sleeper to ballast interface was investigated in a series of tests in an apparatus capable of applying combinations of load representative of

  • Cited by: 127
  • Sleeper End Resistance of Ballasted Railway Tracks

    This paper describes model tests used to investigate how ballast shoulder width and height contribute to a railway sleeper’s resistance to lateral movement for a range of shoulder widths and heights Deflection and resistance were measured and photographs taken during the tests The photographs were analyzed using a digital image correlation

  • Cited by: 26
  • 【铁道知识ABC】2道砟 知乎

      砟肩(Shoulder Ballast)、枕盒道砟(Crib Ballast)和面砟层(Top Ballast)一般采用相同的石材,底砟层或砂垫层(Sub Ballast)采用尺寸稍小一些的石材。有时候,面砟层和底砟层之间还会有一层Bottom Ballast,道砟的尺寸介于二者之间。

  • Rail fastening system ensures the safety of railway

      WJ8 rail fastening system is often used for 60kg/m rails with ballast less slab or tie sleepers with shoulders It meets the operation conditions for: A passenger train at a speed of 350km/h with axle load no more than 170kN, A mixed passenger and freight

  • [PDF]
  • Introduction to Railroad Track Structural Design

      • Ballast quality and ability to resist crushing forces (ballast degradation is the number 1 cause of ballast fouling) – Some railroads use different track modulus (u) values in design For example, Spring u may be used for rail bending and ballast depth, but Winter u used for rail seat forces Other railroads may use a single u value

  • [PDF]
  • TMC 241 Engineering Manual Transport for NSW

      platforms, tunnels etc) The plough or ballast regulators may not be able to remove enough ballast, resulting in trains tripping 4 DO NOT ballast over transom top bridges etc Excessive ballast will result in ballast being ploughed into waterways or onto roads 5 DO NOT ballast around trainstops, signals and track connections 6

  • 【土木建筑】土木工程常用术语及名词解释 jzdocin豆

      42 钢轨扣件 rail fastening 将钢轨固定轨枕或其它轨下基础的连接零零件,包括道钉,垫板和扣压件等 43 护轮轨 guard rail 为防止车轮脱轨或一侧偏移,轨道上钢轨内侧加铺的不承受车轮垂直荷载的钢轨 44 铁路路肩 railway shoulder 铁路路基面上无道床覆盖的

  • [PDF]
  • Ballast Screening Machines

      Ballast Screening Machines Aveng Manufacturing Lennings Rail Services operate and maintain a fleet of Ballast Screening machines These machines were built locally under licence from Matisa of Switzerland The machines have been adapted to suit various track conditions, such as restricted track screening – tunnels and platforms – track

  • (PDF) Improving the performance of railway tracks through

    Southampton Railway Testing Facility (SRTF), a purposebuilt fullsize apparatus, to investigate the effect of changing the ballast grading and shoulder slope on railway track performance

  • (PDF) Contribution of Base, Crib, and Shoulder Ballast to

    The sleeper to ballast interface plays a crucial role in the stability of ballasted railway track, transferring both vertical and lateral loads safely from the superstructure to the subbase

  • Sleeper End Resistance of Ballasted Railway Tracks

    This paper describes model tests used to investigate how ballast shoulder width and height contribute to a railway sleeper’s resistance to lateral movement for a range of shoulder widths and heights Deflection and resistance were measured and photographs taken during the tests The photographs were analyzed using a digital image correlation

  • Contribution of Base, Crib, and Shoulder Ballast to the

      Also, the relative contributions of the base, crib, and shoulder ballast to lateral sliding resistance are at present poorly quantified The behaviour of the sleeper to ballast interface was investigated in a series of tests in an apparatus capable of applying combinations of load representative of

  • ProgressRail Kershaw® KSC2000 Shoulder Cleaner

      Progress Rail’s MaintenanceofWay (MOW) division was born out of the movement toward mechanization in the railroad industry and introduced the first Kershaw ® Ballast Regulator in 1945 Today, Progress Rail supplies Kershaw ® MOW equipment, providing machines to all Class I railroads, transit and short lines and conPulverizers around the world The Kershaw ® Model KSC2000 is a self

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  • Criteria for costeffective ballast cleaning: machine

      Ballast cleaning machines perform the most arduous work in the track maintenance sector The continuous removal of the ballast bed material from the track and the working thrust needed for this, the transport of several tons of material within the machine, the screening process, the returning of

  • Enhancement of Ballasted Rail Track Performance Using

      The different location of geosynthetics in rail track substructure is examined Rail track performance can be improved by including wider shoulder ballast with geosynthetic layer, and recycled and blended ballast reinforced with geosynthetics can be used during maintenance operation to curtail future track deformation

  • Rocky Road Railway Age

      Additionally, there are highcapacity double screening units such as the RM2003 and the RM802 High Speed UndercutterCleaner Plasser American offers contract services for ballast undercutting and shoulder cleaning “Plasser’s PBR2005 Ballast Profiling machine has the ability to plow, profile and broom in one pass

  • [PDF]
  • Introduction to Railroad Track Structural Design

      • Ballast quality and ability to resist crushing forces (ballast degradation is the number 1 cause of ballast fouling) – Some railroads use different track modulus (u) values in design For example, Spring u may be used for rail bending and ballast depth, but Winter u used for rail seat forces Other railroads may use a single u value

  • [PDF]
  • Ballast Screening Machines

      Ballast Screening Machines Aveng Manufacturing Lennings Rail Services operate and maintain a fleet of Ballast Screening machines These machines were built locally under licence from Matisa of Switzerland The machines have been adapted to suit various track conditions, such as restricted track screening – tunnels and platforms – track

  • (PDF) Improving the performance of railway tracks through

    Southampton Railway Testing Facility (SRTF), a purposebuilt fullsize apparatus, to investigate the effect of changing the ballast grading and shoulder slope on railway track performance

  • (PDF) Contribution of Base, Crib, and Shoulder Ballast to

    The sleeper to ballast interface plays a crucial role in the stability of ballasted railway track, transferring both vertical and lateral loads safely from the superstructure to the subbase

  • [PDF]
  • CHAPTER 3 BALLAST CLEANING AND HANDLING

      301 General Ballast cleaning and handling machines are used for handling of ballast during various maintenance and renewal operations These machines are broadly categorized as: (1) Ballast Cleaning Machines (BCM) – for screening of ballast (2) Shoulder Ballast Cleaning Machines (SBCM) – for screening of shoulder ballast

  • Ballast betterment Railway Age

      Ballast cleaning and ballast reclamation is another area where Kershaw has been actively working with customers Kershaw recently delivered a new KSC2000 High Speed Shoulder Cleaner that is capable of cleaning the shoulder ballast, screening

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  • General Appendix to ARTC Track Civil Code of Practice

      Ballast shoulder cleaning Either Any If ballast shoulder is restored, 20 freight trains at 40km/h If track OK then 10 freight trains at 60km/h If track OK then 10 freight trains at 80km/h, if OK then allowable track speed Work not normally carried out when rail temperature exceeds 50° C Spot and on face undercutting without surfacing

  • Enhancement of Ballasted Rail Track Performance Using

      The different location of geosynthetics in rail track substructure is examined Rail track performance can be improved by including wider shoulder ballast with geosynthetic layer, and recycled and blended ballast reinforced with geosynthetics can be used during maintenance operation to curtail future track deformation

  • [PDF]
  • Remediation of ballast pockets in a railway embankment

    produce a ballast mat type foundation that restrains ballast movement both vertically and horizontally BACKGROUND An eastern US heavy haul rail location had ongoing track geometry problems on a 30 foot high embankment, which was constructed sometime near the beginning of the 20th century The embankment had required weekly ballast

  • DESIGN FOR RAILROAD BALLAST AND SUBGRADE SUPPORT

    DESIGN FOR RAILROAD BALLAST AND SUBGRADE SUPPORT It is noted that uniform contact pressure occurs at a depth of 22 1/2 times the crosstie spacing, and that the point pressures are much greater at less than this depth It has been found in some cases, that a lime modifier layer would be capable of taking tension and spread the load better

  • Rail fastening system ensures the safety of railway

      WJ8 rail fastening system is often used for 60kg/m rails with ballast less slab or tie sleepers with shoulders It meets the operation conditions for: A passenger train at a speed of 350km/h with axle load no more than 170kN, A mixed passenger and freight