Permanent Way Notes,  Civil Engineer's Office, Paddington

 updated 9/5/2015    
Thanks to Chris Yates, Tim Venton, David Smith, Mike Dickinson & Neil Hardwick for supplying missing pages.
R Title Issue Date
2994
 List of Sheets Issued (1)
 Aug 1943
4311
 List of Sheets Issued (2)
 Nov 1953
  Permanent Way Mathematics - (1) Aug 1956
  Permanent Way Mathematics - (2) Aug 1956
 Permanent Way Mathematics - (3)Aug 1956

Permanent Way Mathematics - (4)
2980AOffsets (1)  141' - 190' radiusNov 1938
2981Offsets (2)  192' - 300' radiusNov 1938
2982Offsets (3)  305' - 500' radiusNov 1938
2983Offsets (4)  510' - 900' radiusNov 1938
2984Offsets (5)  910' - 1600' radiusNov 1938
2985Offsets (6)  1620' - 3000' radiusNov 1938
2986Offsets (7)  3050' - 5000' radiusNov 1938
4405Functions of 'N'Nov 1955
1757Trigonometrical Functions etc. of Crossing Angles - N (1) 1 in 1 to 1 in 6¾Jun 1937
1758Trigonometrical Functions etc. of Crossing Angles - N (2) 1 in 7 to 1 in 20Jul 1937
1750Double Junctions (1) Accurate formulae for lengths and angles, Curve out of StraightDec 1936
1751Double Junctions (2) Accurate formulae for lengths and angles, Curve out of CurveDec 1936
1752Double Junctions (3) Accurate formulae for lengths and angles, Straight SwitchesDec 1936
1753Double Junctions (4) Accurate formulae for lengths and angles, Flexible switches (Str. Main line)Sep 1937
1788Double Junctions (5) Flexible (and 'Straight') Switches in curves of SIMILAR flexureJun 1940
1789Double Junctions (6) Flexible (and 'Straight') Switches in curves of CONTRARY flexureJun 1940
4297Double Junctions (8) Standard Crossing Angle Basis, Curve out of StraightJan 1952
4406Double Junctions (9) Standard Crossing Angle Basis, Curve out of Curve, SIMILAR flexureDec 1955
4407Double Junctions (10) Standard Crossing Angle Basis, Curve out of Curve, CONTRARY flexureDec 1955
4364Curved Track across Straight Four-foot (Sheet 1)Oct 1954
4365Curved Track across Straight Four-foot (Sheet 2)Oct 1954
4366Curved Track across Straight Parallel Six-foot (Sheet 1) Oct 1954
4367Curved Track across Straight Parallel Six-foot (Sheet 2) Oct 1954
1754Dimensions, formulae etc. for Crossover Roads Feb 1937
1786A
 Siding ladders and Track Clearances
 Jan 1946
4423Curves, Cants and SpeedsFeb 1957
1759
 Deficiency of Cant
 Mar 1938
1772ATransition Curves (1) - Cubic Parabola Jan 1938
1773
 Transition Curves (2)
 Jan 1938
2995NomenclatureDec 1943
2996Table of Components, Bull-Head Plain LineDec. 1948
2992Permanent Way Components for One Mile of Track (BH)Dec. 1943
4157Permanent Way Components, 109lb & 98lb F.B.  Components for One Mile of TrackJuly 1951
4420Ballast Requirements for Plain LineNov. 1956
2993Approximate Weight of Worn Rails, Bull - HeadJuly 1943
1779Colour ChartFeb 1939
4560Basic Lead Formulae, Curve out of Straight,  and application to Double JunctionsAug 1964
1755Table of Leads etc. Old type SwitchesMar 1937
1756Table of Leads etc. Flexible SwitchesJuly 1937
2988ACurved Leads (1), Contrary FlexureOct 1942
2989ACurved Leads (2), Similar FlexureOct 1942
2998Dimensions of Crossings 1 in 2 to 1 in 6Feb 1948
2999Dimensions of Crossings 1 in 6¼ to 1 in 16Feb 1948
1778Dimensions, formulae etc. for Standard Diamonds and CompoundsAug 1938
1771 Repair parts for Crossing Work, Vee-Points and Wing Rails. (2), New Xings (Made since June 1936)Jul 1937
1783Repair parts for Crossing Work, Elbow Points and Back rails Aug 1938
2997Repair Parts for Switches and Crossings  Layout Sketches Dec 1944
1776Switches - Hand, Curvature & DescriptionJan 1959
4496Switch constants (1) Flexible and Straight Switches BH 1950
4497Switch constants (2) Old Type Curved Switches BH May 1961
3794Dimensions of Switches (1) Old Type SwitchesOct 1948
3795ADimensions of Switches (2) Flexible SwitchesOct 1948
4209B.S.95 Flexible SwitchesJune 1950
1736Arrangement of Crossing Chairs.Apr 1948
1787Arrangement of Switch ChairsJun 1940
1781Arrangement of Elbow ChairsOct 1937
3797Chairs for Small Openings OO & BS 95Nov 1948
3791Dimensions, Formulae etc. for Check Lumps (1)Dec 1947
3792Dimensions, Formulae etc. for Check Lumps (2)Dec 1947
3793Arrangement of Check Lump ChairsDec 1947
1774ABuffer Locking (Nomograph)Mar 1938
4150Hallade RecordsFeb 1950
R Title Issue Date

Letter of 27/1/1967 headed Re: -design of FB Switches and Crossings, deals with introduction of 'Vertical S & C designs. Page 1,  Page 2. Jan 1967
4498Table of Leads etc. BS110A and BR 109lb FB.Jan 1962
4155ABR 109, BS 110A FB Switches and Leads, Geometrical Data and Formulae. Jun 1950
4530Switch Constants (3),  BR 109 FB/ BS 110A FB Switches.May 1963
4499BS 110A FB Switches, Semi-curved & Curved  - General Arrangement Jan 1962
4153A109lb. FB Switches, Semi-curved,  - Dimensions -Mar 1950
4298ABR109 FB & BS110A FB Common Crossings, Arrangement of Baseplates and Blocks Mar 19##
4299AFB 109lb. Switches - Semi-curved,  Arrangement of Baseplates & Blocks Mar 195#
4152BR109 FB & BS110A FB Common CrossingsMar 1950
4357Repair parts for BR109FB, BS110AFB Crossing Work, Vee Points, Wing Rails and Check Rails. Apr 1954
4401BR109 FB & BS110A FB Common Crossing, Repair Parts, Baseplates, Blocks etc. for quarter angles 1 in 6¼ to 1 in 8¾.Aug 1955
43##Repair Parts for BR109 FB & BS110A FB Obtuse Xings.Amended
Sep 1963
4329BR109 FB & BS110A FB Obtuse Crossings, 1 in 3 to 1 in 8 Diamonds Aug 1953 
1734Chairs (1)   Crossing Chairs,  OO and BS95.Nov 1936
1735 Chairs (2)   Crossing Chairs,  OO and BS95.Nov 1936
1737Chairs (3)   Switch Chairs,  OO SEC.Aug 1937
1738Chairs (4)   Switch Chairs,  OO and BS95 SECNs. Aug 1937
1739AChairs (5)   CS Chairs,  OO SEC.Feb 1937
1780Chairs (6)   Elbow Chairs,  OO SEC.Aug 1938
1782Chairs (7)   Check Chairs,  OO - OO SEC.Nov 1948
3798AChairs (8)   Misc.Nov 1948
4290AChairs (9)   Standard Railway Equipment Co. RE?PW BS95R Chairs in use on W RegionMay 1959
1730Bolts etc. (1)Mar 1938
1731Bolts etc. (2)Jun 1939
1732Bolts etc. (3)Mar 1939
1733Bolts etc. (4)Mar 1938
3796Bolts etc. (5)Oct 1948
4159Relaying Re-sleepering and Re-railing. Marker pegs for programme itemsSep 1951
4414Wheel StopsAug 1956
2987ASwitch LeversSep 1954
1784Engine PitsMay 1939
1777Viaduct Guards for BH TrackFeb 1938
1775Switch Stretcher Bars for Bull Head Rail SectionsMar 1938
2990Cubing of Crossing TimberNov 1942
4504F.B. Rail SectionsAug 1962
4403Approx. Weight of Worn F.B. RailsSep 1955
4523Concrete Sleepers and AccessoriesDec 1962
4355C.I. Baseplates for F.B. TrackSep 1953
4292ABaseplates & Blocks for F.B. 109 & 98 LB. Check RailsDec 1951
4348F.B. 109 LB. C.I. Baseplates for Guard RailsJul 1953
4154F.B. Baseplates (Various S & C) (1)May 1950
4293AF.B. 109 LB. & B.S. 110A F.B. Switches - Details of Slide Baseplates and BlocksJan 1952
4294F.B. 109 LB. & B.S. 110A F.B. Switches - Details of Heel Baseplates and Blocks (1)Feb 1952
4295F.B. 109 LB. & B.S. 110A F.B. Switches - Details of Heel Baseplates and Blocks (2)Apr 1952
4304F.B. 109 LB. & B.S. 110A F.B  Baseplates for Common Xing: A B C D E F G H J & KMar 1952
4303FB 109 lb. Baseplates for Common Xing: X Y Z Z1 Z2 &Z3Mar 1952
4319FB 109 lb. Common Crossing Baseplates to take Parallel Wing Rails (1)Nov 1952
4320FB 109 lb. Common Crossing Baseplates to take Parallel Wing Rails (2) Nov 1952
4314BR 109 FB., B.S. 110A FB & BR 98 FB. Obtuse Crossing Baseplates (1) Oct 1952
4315BR 109 FB., B.S. 110A FB & BR 98 FB. Obtuse Crossing Baseplates (2) Oct 1952
4312BR 109 FB.& B.S. 110A FB. Baseplates for Slips (1) Jul 1952
4313BR 109 FB.& B.S. 110A FB. Baseplates for Slips (2) Aug 1952
4519BR 109 FB.& B.S. 110A FB. Baseplates for Slips (3) Nov 1952
4322BR 109 FB.& B.S. 110A FB. Slide Baseplates for Slips  Jan 1953
4306BR 109 FB.& B.S. 110A FB. Common Xing Block, Outer Wing Blocks (1)Feb 1952
4305BR 109 FB.& B.S. 110A FB. Common Xing Block, Inner Wing Blocks (2) Feb 1952
4307BR 109 FB.& B.S. 110A FB. Common Xing Block, Nose and Neck BlocksMar 1952
4325BR 109 FB.& B.S. 110A FB. Obtuse Crossing Blocks - (1)- Nose Blocks Apr 1953
4316ABR 109 FB.& B.S. 110A FB.  C.I. Blocks for SlipsMar 1953
4438109 LB. Flat Bottom Plain Line FasteningsMay 1958
4321AStretcher Bars and Soleplate for BR 109 FB.& B.S. 110A FB SwitchesDec 1952
 Overlay to sheet 4321A1966
4296AInside Guard Rails for Ballasted Viaducts and Important Bridges with  Cross-Sleepered F.B. TrackMar 1952
4349Flat Bottom Track. 109 LB. Rerailing Device for Inside Guard Rails  Jul 1953
4350Flat Bottom Track. 109 LB. Rerailing Device for Outside Guard Rails on Longitudinal TimbersJul 1953
4310FB 109 LB. Switches & Crossings, - BoltsMar 1952
4369BR 109 FB.& B.S. 110A FB Universal WasherMay 1954
4156FB. S & C FasteningsJul 1950

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