Railway Track maintenance II

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Railway Track maintenance II
Railway Track maintenance II
Preface
Table of Contents
Table of Contents - Cont'd
Introduction
Introduction - Cont'd
Typical Division
Figure 1.1. The Burton Division.
Typical Division - Cont'd
Typical Division - Cont'd
Chapter I Track Rehabilitation
Section I. Surfacing
Figure 1.3. Track Level and Spot Board.
Figure 1.4. Spot Board in Place and in Use.
Figure 1.5. Ratchet-Type Jack.
Figure 1.7. Rail Maintenance Handtools.
Figure 1.7 (cont). Rail Maintenance Handtools.
Figure 1.9. Electric Tamper.
Figure 1.10. Distributing Ballast From Hopper Car.
Figure 1.11. Jordan Spreader.
Figure 1.12. Gasoline-Powered Ballast Regulator.
Section II. Re-Laying Rail
Figure 1.13. Gasoline-Powered Track Wrench Used to Tighten or Loosen Track Bolts.
Figure 1.14. Gasoline-Powered Spike Hammer.
Procedures
Figure 1.19. Gasoline-Powered Rail Saw.
Section III. Tie Renewal
Inspection
Lining Ties
Figure 1.21. Method of Setting Spikes.
Figure 1.22. Rail Track Liner.
Summary
Section I. Components
Figure 2.1. Turnout Components.
Switches
Figure 2.2. Stub Switch Turnout.
Frogs
Figure 2.3. Split Switch Turnout.
Figure 2.4. Split Switch Closed for Main- Line Movement.
Figure 2.6. Frog Nomenclature.
Figure 2.7. Spring Frog in Operation.
Figure 2.9. Types of Rigid Frogs.
Figure 2.11. Movement Through a Frog.
Figure 2.12. Facing- and Trailing-Point Movements.
Switch Plates
Figure 2.14. Arrangement and Location of Switch Ties.
Figure 2.15. Manually Operated Switch Stand.
Summary
Section II. Location
Figure 2.16. Yard Turnouts.
Table I. Permissible Speeds Through Various Turnouts
Section III. Construction
Preliminaries
Figure 2.18. Steps in Turnout Construction.
Table II. Turnout Crossover Data for Straight Switches
Section IV. Maintenance
Frog Points
Switch Ties
Section V. Special Switches and Track Constructions
Figure 2.19. Split-Point Derail.
Figure 2.21. Track Crossing With Rigid Frogs.
Figure 2.23. Double Slip Switch.
Figure 2.24. Gantlet Track Over Narrow Bridge.
Figure 2.25. Track Bumper Bolted to Ties.
Summary
Chapter 3 Curves
Figure 3.1. Simple, Compound, and Reverse Curves.
Computing Curvature
Figure 3.2. Determining Track Curvature.
Section II. Superelevation
Table III. Length and Elevation of Runoffs Required at Various Train Speeds*
Table IV. Permissible Speeds at Various Superelevations and Degrees of Curvature, MPH*
Problems
Section III. Spirals
Figure 3.3. Geometric Spiral and Circular and Spiraled Curves.
Table V. Spiral Lengths on Curves for Various Elevations and Speeds
Section IV. Stringlining
Figure 3.4. Ordinates on a Simple Curve.
Marking off Stations
Measuring Ordinates
Evaluating Figures
Figure 3.5. Stringline Calculation.
Evaluating Figures - Cont'd
Calculations
Marked Points
Adjusting Final Throw
Table VI. Adjusting Proposed Ordinates to Eliminate a Throw
Adjusting Other Throws
Section V. Lining an Actual Curve
Anactual Curve
Figure 3.6. Stringline Calculations of an Actual Curve.
Figure 3.7. Use of Scratch Board in Lining Curves.
Figure 3.8. Setting Line Stakes on Single Track
Figure 3.9. Throwing Track With Lining Bars.
Summary
Section I. Crossings at Grade
Maintenace
Figure 4.1. Typical Grade Crossings.
Maintenace Difficulties
Section II. Guard Rails
Figure 4.2. Guard Rails on Single-Track Bridge.
Section III. Seasonal Problems
Figure 4.5. Good Weed Control.
Rail Joints in Summer
Figure 4.6. Rail-Mounted Mowing Machine Towed
Snow Plowing
Figure 4.7. Snowplow Blade Attached to Flatcar.
Snow Fences and Sheds
Figure 4.9. Snow-Melting Pot.
Ice in Tunnels
Figure 4.10. Sizes of Track Shims and Methods Used to Raise Heaved Track.
Crew Safety and Comfort
Summary
Section I. Typical Examples
Figure 5.1. Ballasted-Deck Bridge.
Figure 5.2. Open-Floor Bridges.
In Interlocking Plants and Signal Territory
Differing Gage
Summary
Section III. Demolition and Rehabilitation
Large-Scale Rehabilitation
Figure 5.3. Temporary Repairs Made to Viaducts.
Figure 5.4. Temporary Repair of Damaged Tunnel.
Figure 5.5. Charge Location for Switches, Frogs, and Crossings.
Figure 5.6. Securing Hand Charges to Rail Web and Result Obtained.
Figure 5.7. Tie Ripper in Operation and Resultant Destruction.
Section II. Management
Figure 5.8. Organization Chart, Railway Engineering Company.
Track Charts
Distribution of Forces
Table VII. Comparative Maintenance Equivalents
Programming Maintenance
Sequence of Work
Prigress
Figure 5.9. Track Maintenance Progress Chart.
Summary
Railway Track Maintenance II
Trans Subcourse 671
Examination
Cluster True-False
Cluster True-False - Cont'd
Completion
Multiple Choice
Multiple Choice - Cont'd
Multiple Choice - Cont'd
Lesson Assignment Sheet
Cluster True-False
Cluster True-False - Cont'd
Completion
Matching
Column I
Multiple Choice
Multiple Choice - Cont'd
Multiple Choice - Cont'd
Lesson Assignment Sheet
Cluster True-False
Matching
Multiple - Choice
Multiple - Choice - Cont'd
Multiple - Choice - Cont'd
Multiple - Choice - Cont'd
Multiple - Choice - Cont'd
Lesson Assignment Sheet
Cluster True-False
Cluster True-False - Cont'd
Multiple- Choice
Multiple- Choice - Cont'd
Lesson Assignment Sheet
Cluster True-False
Multiple Choice
Multiple Choice - Cont'd
Multiple Choice - Cont'd
Multiple Choice - Cont'd
Lesson 1
Lesson 2
Lesson 2 - Cont'd
Lesson 3
Lesson 3 - Cont'd
Lesson 4
Lesson 5
Lesson 5 - Cont'd
Blank Pages

Railway Track maintenance II

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