CONTENTS

THE NEW YORK TUNNEL EXTENSION OF THE PENNSYLVANIA RAILROAD

Transcriber's Note: Click on the following links to Project Gutenberg™ to open each paper in a new window.

NO.PAGE
[1150] [THE NEW YORK TUNNEL EXTENSION OF THE PENNSYLVANIA RAILROAD. By Charles W. Raymond] 1
[1151] [THE NORTH RIVER DIVISION. By Charles M. Jacobs] 32
[1152] [THE EAST RIVER DIVISION. By Alfred Noble] 62
[1153] [MEADOWS DIVISION AND HARRISON TRANSFER YARD. By E. B. Temple] 75
[1154] [THE BERGEN HILL TUNNELS. By F. Lavis] 84
[1155] [THE NORTH RIVER TUNNELS. By B. H. M. Hewett and W. L. Brown] 152
[1156] [THE TERMINAL STATION-WEST. By B. F. Cresson, Jr.] 303
[1157] [THE SITE OF THE TERMINAL STATION. By George C. Clarke] 340
[1158] [THE CROSS-TOWN TUNNELS. By James H. Brace and Francis Mason] 391
[1159] [THE EAST RIVER TUNNELS. By James H. Brace, Francis Mason, and S. H. Woodard] 419

MEMOIRS OF DECEASED MEMBERS

PAGE
[John Fiske Barnard, M. Am. Soc. C. E.] [479]
[ Robert L. Engle, M. Am. Soc. C. E. ] [480]
[ Charles Herbert Deans, Assoc. M. Am. Soc. C. E. ] [482]
[ William Meier, Assoc. M. Am. Soc. C. E. ] [485]

This Volume and the succeeding Volume of Transactions (Vol. LXIX) will contain all the Papers descriptive of the New York Extension of the Pennsylvania Railroad. A general index covering both Volumes will be issued in Vol. LXIX.

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PLATES

PLATEPAPERPAGE
[I.] [Map and Profile, Pennsylvania Tunnel & Terminal R. R., North Bergen Tunnel to Long Island City] [1150] [19]
[II.] [Map and Profile, Harrison Yard to Bergen Hill Tunnel] [1150] [21]
[III.] [Plan of Sunnyside Yard] [1150] [23]
[IV.] [View of Tunnel Under Part of Atlantic Avenue, Brooklyn, N.Y.] [1151] [37]
[V.] [New York Underground Railway Company: Section Through Surface and Underground Stations] [1151] [39]
[VI.] [Pennsylvania Railroad Extension: Map Showing Proposed Lines Leading to Those Finally Adopted] [1151] [45]
[VII.] [Plan, Profile, and Triangulation, North River Tunnels] [1151] [47]
[VIII.] [Typical Sections Between Manholes, Bergen Hill Tunnels] [1151] [51]
[IX.] [Map of Manhattan Island from Twenty-third to Fortieth Streets] [1152] [63]
[X.] [Manhattan Shaft, Lines A and B] [1152] [65]
[XI.] [Long Island Shaft, Lines A and B] [1152] [67]
[XII.] [Typical Tunnel Sections] [1152] [69]
[XIII.] [Plan and Profile, East River Tunnels] [1152] [71]
[XIV.] [Map and Profile, Cross-Town Tunnels] [1152] [73]
[XV.] [Plan and Profile of Lines A and B, and Sunnyside Yard] [1152] [74][*]
[XVI.] [Plan and Profile of the Pennsylvania Tunnel & Terminal R. R., from Harrison, N. J., to the Hudson River] [1153] [77]
[XVII.] [Plan of Harrison Yard] [1153] [79]
[XVIII.] [Details of Shelters and Platforms, Harrison Transfer Station] [1153] [81]
[XIX.] [Details of Shelters and Platforms, Harrison Transfer Station] [1153] [81]
[XX.a] [Fig. 1. Lift Rail and Locking Device for Hackensack River Draw-Bridge] [1153] [83]
[XX.b] [Fig. 2. Lift Rail and Locking Device for Hackensack River Draw-Bridge] [1153] [83]
[XXI.a] [Fig. 1. Hackensack Portal, Bergen Hill Tunnels; Method of Using Cross-Section Rod; and Belt Conveyor for Handling and Placing Concrete] [1154] [85]
[XXI.b] [Fig. 2. Hackensack Portal, Bergen Hill Tunnels; Method of Using Cross-Section Rod; and Belt Conveyor for Handling and Placing Concrete] [1154] [85]
[XXI.c] [Fig. 3. Hackensack Portal, Bergen Hill Tunnels; Method of Using Cross-Section Rod; and Belt Conveyor for Handling and Placing Concrete] [1154] [85]
[XXI.d] [Fig. 4. Hackensack Portal, Bergen Hill Tunnels; Method of Using Cross-Section Rod; and Belt Conveyor for Handling and Placing Concrete] [1154] [85]
[XXII.a] [Fig. 1. Scaffold Car; Headhouse; and Round Holes in Concrete Forms] [1154] [87]
[XXII.b] [Fig. 2. Scaffold Car; Headhouse; and Round Holes in Concrete Forms] [1154] [87]
[XXII.c] [Fig. 3. Scaffold Car; Headhouse; and Round Holes in Concrete Forms] [1154] [87]
[XXII.d] [Fig. 4. Scaffold Car; Headhouse; and Round Holes in Concrete Forms] [1154] [87]
[XXIII.] [Record of Drilling, Air Pressure, Mucking, etc., in Bergen Hill Tunnels] [1154] [95]
[XXIV.a] [Fig. 1. Belt Conveyor for Handling and Placing Concrete; Water-Proofing, Portion of Completed Sand-Wall, etc.; and Methods of Placing Concrete in Forms and Bench-Walls] [1154] [119]
[XXIV.b] [Fig. 2. Belt Conveyor for Handling and Placing Concrete; Water-Proofing, Portion of Completed Sand-Wall, etc.; and Methods of Placing Concrete in Forms and Bench-Walls] [1154] [119]
[XXIV.c] [Fig. 3. Belt Conveyor for Handling and Placing Concrete; Water-Proofing, Portion of Completed Sand-Wall, etc.; and Methods of Placing Concrete in Forms and Bench-Walls] [1154] [119]
[XXIV.d] [Fig. 4. Belt Conveyor for Handling and Placing Concrete; Water-Proofing, Portion of Completed Sand-Wall, etc.; and Methods of Placing Concrete in Forms and Bench-Walls] [1154] [119]
[XXV.a] [Fig. 1. Telephone and Telegraph Ducts and Mandrels; Tunnel Lining Forms; Placing Water-Proofing; and Section of Completed Lining] [1154] [129]
[XXV.b] [Fig. 2. Telephone and Telegraph Ducts and Mandrels; Tunnel Lining Forms; Placing Water-Proofing; and Section of Completed Lining] [1154] [129]
[XXV.c] [Fig. 3. Telephone and Telegraph Ducts and Mandrels; Tunnel Lining Forms; Placing Water-Proofing; and Section of Completed Lining] [1154] [129]
[XXV.d] [Fig. 4. Telephone and Telegraph Ducts and Mandrels; Tunnel Lining Forms; Placing Water-Proofing; and Section of Completed Lining] [1154] [129]
[XXVI.a] [Fig. 1. Form of Circuit-Breaker Chamber and Traveling Gantry; Forms for Storage Chamber; Rock Packing Over Arches; Method of Water-Proofing in Timbered Tunnels, etc.] [1154] [137]
[XXVI.b] [Fig. 2. Form of Circuit-Breaker Chamber and Traveling Gantry; Forms for Storage Chamber; Rock Packing Over Arches; Method of Water-Proofing in Timbered Tunnels, etc.] [1154] [137]
[XXVI.c] [Fig. 3. Form of Circuit-Breaker Chamber and Traveling Gantry; Forms for Storage Chamber; Rock Packing Over Arches; Method of Water-Proofing in Timbered Tunnels, etc.] [1154] [137]
[XXVI.d] [Fig. 4. Form of Circuit-Breaker Chamber and Traveling Gantry; Forms for Storage Chamber; Rock Packing Over Arches; Method of Water-Proofing in Timbered Tunnels, etc.] [1154] [137]
[XXVII.a] [Fig. 1. Method of Placing Water-Proofing and Keying Arch; View of Completed Tunnel; General View of Completed Hackensack Tunnel and Arches Through Cut-and-Cover Section; and View of Hackensack Approach] [1154] [145]
[XXVII.b] [Fig. 2. Method of Placing Water-Proofing and Keying Arch; View of Completed Tunnel; General View of Completed Hackensack Tunnel and Arches Through Cut-and-Cover Section; and View of Hackensack Approach] [1154] [145]
[XXVII.c] [Fig. 3. Method of Placing Water-Proofing and Keying Arch; View of Completed Tunnel; General View of Completed Hackensack Tunnel and Arches Through Cut-and-Cover Section; and View of Hackensack Approach] [1154] [145]
[XXVII.d] [Fig. 4. Method of Placing Water-Proofing and Keying Arch; View of Completed Tunnel; General View of Completed Hackensack Tunnel and Arches Through Cut-and-Cover Section; and View of Hackensack Approach] [1154] [145]
[XXVIII.] [Plan and Profile of Parts of North River Tunnels] [1155] [153]
[XXIX.a] [Fig. 1. Weehawken Shaft; and Tunnel Shield Showing Hood] [1155] [159]
[XXIX.b] [Fig. 2. Weehawken Shaft; and Tunnel Shield Showing Hood] [1155] [159]
[XXX.] [Yard and Offices at Manhattan and Weehawken Shafts] [1155] [161]
[XXXI.] [Tunneling Shield] [1155] [167]
[XXXII.] [Thirty-Second Street Tunnels and Shield Chambers] [1155] [175]
[XXXIII.] [General Methods of Excavation Adopted for Land Tunnels] [1155] [177]
[XXXIV.] [Plan and Longitudinal Section of Weehawken Tunnels] [1155] [193]
[XXXV.a] [Fig. 1. Apparatus for Cleaning and Rodding Electric Cable Ducts] [1155] [205]
[XXXV.b] [Fig. 2. Apparatus for Cleaning and Rodding Electric Cable Ducts] [1155] [205]
[XXXVI.] [Diagram Showing Lines and Grades in River Tunnel North] [1155] [229]
[XXXVII.] [Cross-Section of Subaqueous Tunnels Showing Reinforcement] [1155] [231]
[XXXVIII.a] [Fig. 1. Back of Shield in South Tunnel; and Rear View of Shield During Erection of First Ring of Iron Lining] [1155] [237]
[XXXVIII.b] [Fig. 2. Back of Shield in South Tunnel; and Rear View of Shield During Erection of First Ring of Iron Lining] [1155] [237]

[*] Transcriber's note: 75 in original.

PLATEPAPERPAGE
[XXXIX.a] [Fig. 1. View of Meeting of Shields; and Lowering Segment into Tunnel Invert] [1155] [253]
[XXXIX.b] [Fig. 2. View of Meeting of Shields; and Lowering Segment into Tunnel Invert] [1155] [253]
[XL.] [Sections of Tunnel During Construction, Showing Shield, Air Locks, Platforms, Etc.] [1155] [255]
[XLI.a] [Fig. 1. Placing Key Segment; and Method of Grouting Outside Iron] [1155] [257]
[XLI.b] [Fig. 2. Placing Key Segment; and Method of Grouting Outside Iron] [1155] [257]
[XLII.] [Duct Bench Concrete Form in River Tunnels] [1155] [283]
[XLIII.a] [Fig. 1. End of Portable and Adjustable Forms for Building Side Bench; and Steel Rod Reinforcement in River Tunnels] [1155] [285]
[XLIII.b] [Fig. 2. End of Portable and Adjustable Forms for Building Side Bench; and Steel Rod Reinforcement in River Tunnels] [1155] [285]
[XLIV.] [Details of 20-Ft. Movable Form and Traveler for Concrete Arches] [1155] [287]
[XLV.] [Traveling Concrete Form for Face of Bench Walls] [1155] [291]
[XLVI.] [Mechanical Analysis of Sand Used in Mortar and Concrete] [1155] [297]
[XLVII.a] [Fig. 1. Views Showing Condition of Work at Site of Terminal Station] [1156] [307]
[XLVII.b] [Fig. 2. Views Showing Condition of Work at Site of Terminal Station] [1156] [307]
[XLVII.c] [Fig. 3. Views Showing Condition of Work at Site of Terminal Station] [1156] [307]
[XLVII.d] [Fig. 4. Views Showing Condition of Work at Site of Terminal Station] [1156] [307]
[XLVIII.a] [Fig. 1. Views Showing Excavation and Supports for Ninth Avenue Structures] [1156] [317]
[XLVIII.b] [Fig. 2. Views Showing Excavation and Supports for Ninth Avenue Structures] [1156] [317]
[XLVIII.c] [Fig. 3. Views Showing Excavation and Supports for Ninth Avenue Structures] [1156] [317]
[XLVIII.d] [Fig. 4. Views Showing Excavation and Supports for Ninth Avenue Structures] [1156] [317]
[XLIX.a] [Fig. 1. Views Showing Underpinning for Ninth Avenue Elevated Railway] [1156] [321]
[XLIX.b] [Fig. 2. Views Showing Underpinning for Ninth Avenue Elevated Railway] [1156] [321]
[XLIX.c] [Fig. 3. Views Showing Underpinning for Ninth Avenue Elevated Railway] [1156] [321]
[XLIX.d] [Fig. 4. Views Showing Underpinning for Ninth Avenue Elevated Railway] [1156] [321]
[L.a] [Fig. 1. Views Showing Condition of Work Between Ninth and Tenth Avenues, and Progress on Concrete Walls] [1156] [325]
[L.b] [Fig. 2. Views Showing Condition of Work Between Ninth and Tenth Avenues, and Progress on Concrete Walls] [1156] [325]
[L.c] [Fig. 3. Views Showing Condition of Work Between Ninth and Tenth Avenues, and Progress on Concrete Walls] [1156] [325]
[L.d] [Fig. 4. Views Showing Condition of Work Between Ninth and Tenth Avenues, and Progress on Concrete Walls] [1156] [325]
[LI.a] [Fig. 1. Views Showing Box Drains and Tie-Rods in Walls; the Completed Tenth Avenue Portal; and the Disposal Trestle] [1156] [333]
[LI.b] [Fig. 2. Views Showing Box Drains and Tie-Rods in Walls; the Completed Tenth Avenue Portal; and the Disposal Trestle] [1156] [333]
[LI.c] [Fig. 3. Views Showing Box Drains and Tie-Rods in Walls; the Completed Tenth Avenue Portal; and the Disposal Trestle] [1156] [333]
[LI.d] [Fig. 4. Views Showing Box Drains and Tie-Rods in Walls; the Completed Tenth Avenue Portal; and the Disposal Trestle] [1156] [333]
[LII.a] [Fig. 1. Girders Under the Ninth Avenue Elevated Railroad; Method of Supporting Elevated Railway Columns; and View of Inside of Form for Walls, Showing Drains, Tie-Rods, Etc.] [1156] [335]
[LII.b] [Fig. 2. Girders Under the Ninth Avenue Elevated Railroad; Method of Supporting Elevated Railway Columns; and View of Inside of Form for Walls, Showing Drains, Tie-Rods, Etc.] [1156] [335]
[LII.c] [Fig. 3. Girders Under the Ninth Avenue Elevated Railroad; Method of Supporting Elevated Railway Columns; and View of Inside of Form for Walls, Showing Drains, Tie-Rods, Etc.] [1156] [335]
[LII.d] [Fig. 4. Girders Under the Ninth Avenue Elevated Railroad; Method of Supporting Elevated Railway Columns; and View of Inside of Form for Walls, Showing Drains, Tie-Rods, Etc.] [1156] [335]
[LIII.] [Pennsylvania Station, New York City; Plan Showing Area at Track Level] [1157] [341]
[LIV.] [Diagram Showing Widths of Base of Retaining Wall Required for Different Batters and Pressures, Pennsylvania Station] [1157] [349]
[LV.a] [Fig. 1. Material Trestle Over N. Y. C. & H. R. R. R. Co.'s Tracks; and Construction of Pier No. 72, North River] [1157] [361]
[LV.b] [Fig. 2. Material Trestle Over N. Y. C. & H. R. R. R. Co.'s Tracks; and Construction of Pier No. 72, North River] [1157] [361]
[LV.c] [Fig. 3. Material Trestle Over N. Y. C. & H. R. R. R. Co.'s Tracks; and Construction of Pier No. 72, North River] [1157] [361]
[LVI.a] [Fig. 1. Material Trestle Showing First Chutes in Operation; and Views of East and West Pits at Terminal Site] [1157] [363]
[LVI.b] [Fig. 2. Material Trestle Showing First Chutes in Operation; and Views of East and West Pits at Terminal Site] [1157] [363]
[LVI.c] [Fig. 3. Material Trestle Showing First Chutes in Operation; and Views of East and West Pits at Terminal Site] [1157] [363]
[† ]LVII. Methods of Excavation, Cross-Town Tunnels, Manhattan [1158] [393]
[LVIII.a] [Fig. 1. Views of Parts of First Avenue Plant, Cross-Town Tunnels] [1158] [395]
[LVIII.b] [Fig. 2. Views of Parts of First Avenue Plant, Cross-Town Tunnels] [1158] [395]
[LVIII.c] [Fig. 3. Views of Parts of First Avenue Plant, Cross-Town Tunnels] [1158] [395]
[LVIII.d] [Fig. 4. Views of Parts of First Avenue Plant, Cross-Town Tunnels] [1158] [395]
[LIX.a] [Fig. 1. Methods of Tunneling, Timbering, and Lining, Cross-Town Tunnels] [1158] [399]
[LIX.b] [Fig. 2. Methods of Tunneling, Timbering, and Lining, Cross-Town Tunnels] [1158] [399]
[LIX.c] [Fig. 3. Methods of Tunneling, Timbering, and Lining, Cross-Town Tunnels] [1158] [399]
[LIX.d] [Fig. 4. Methods of Tunneling, Timbering, and Lining, Cross-Town Tunnels] [1158] [399]
[LX.a] [Fig. 1. Methods of Timbering and Underpinning, Cross-Town Tunnels] [1158] [407]
[LX.b] [Fig. 2. Methods of Timbering and Underpinning, Cross-Town Tunnels] [1158] [407]
[LX.c] [Fig. 3. Methods of Timbering and Underpinning, Cross-Town Tunnels] [1158] [407]
[LX.d] [Fig. 4. Methods of Timbering and Underpinning, Cross-Town Tunnels] [1158] [407]
[LXI.] [Sections Showing Method of Excavating and Timbering in Heavy Ground, Three-Track Tunnel; and Carriage Form for Side Walls, Cross-Town Twin Tunnels] [1158] [413]
[LXII.a] [Fig. 1. Methods of Water-Proofing and Concreting, Cross-Town Tunnels] [1158] [417]
[LXII.b] [Fig. 2. Methods of Water-Proofing and Concreting, Cross-Town Tunnels] [1158] [417]
[LXII.c] [Fig. 3. Methods of Water-Proofing and Concreting, Cross-Town Tunnels] [1158] [417]
[LXII.d] [Fig. 4. Methods of Water-Proofing and Concreting, Cross-Town Tunnels] [1158] [417]
[LXIII.] [Methods of Excavation in All Rock, East River Tunnels] [1159] [423]
[LXIV.a] [Fig. 1. Tunneling in Compressed Air, Air-Lock, Caisson, etc., East River Tunnels] [1159] [425]
[LXIV.b] [Fig. 2. Tunneling in Compressed Air, Air-Lock, Caisson, etc., East River Tunnels] [1159] [425]
[LXIV.c] [Fig. 3. Tunneling in Compressed Air, Air-Lock, Caisson, etc., East River Tunnels] [1159] [425]
[LXIV.d] [Fig. 4. Tunneling in Compressed Air, Air-Lock, Caisson, etc., East River Tunnels] [1159] [425]
[LXV.a] [Fig. 1. Shields Fitted with Sectional Sliding Hoods and Sliding Extensions and with Fixed Hoods and Fixed Extensions to Floors, East River Tunnels] [1159] [433]
[LXV.b] [Fig. 2. Shields Fitted with Sectional Sliding Hoods and Sliding Extensions and with Fixed Hoods and Fixed Extensions to Floors, East River Tunnels] [1159] [433]
[LXVI.a] [Fig. 1. Rear of Shield Showing Complete Fittings, and Shield with Lower Portion of Bulkhead Removed, East River Tunnels] [1159] [435]
[LXVI.b] [Fig. 2. Rear of Shield Showing Complete Fittings, and Shield with Lower Portion of Bulkhead Removed, East River Tunnels] [1159] [435]
[LXVII.] [Methods of Tunneling in Rock, East River Tunnels] [1159] [437]
[LXVIII.] [Operation of Shields, East River Tunnels] [1159] [439]
[LXIX.] [Operations in Shoving the Shield Forward in Rock and Sand, East River Tunnels] [1159] [441]
[LXX.a] [Fig. 1. Small Shaft, Breasting and Poling, Shutters on Front of Shield, and Hydraulic Erector, East River Tunnels] [1159] [443]
[LXX.b] [Fig. 2. Small Shaft, Breasting and Poling, Shutters on Front of Shield, and Hydraulic Erector, East River Tunnels] [1159] [443]
[LXX.c] [Fig. 3. Small Shaft, Breasting and Poling, Shutters on Front of Shield, and Hydraulic Erector, East River Tunnels] [1159] [443]
[LXX.d] [Fig. 4. Small Shaft, Breasting and Poling, Shutters on Front of Shield, and Hydraulic Erector, East River Tunnels] [1159] [443]
[LXXI.] [Operations in Shoving the Shield Forward in Sand, and Final Breasting and Bulkheading, East River Tunnels] [1159] [445]
[LXXII.] [Method of Operating Shields in Soft Ground, East River Tunnels] [1159] [453]
[LXXIII.a] [Fig. 1. Reinforcement of Broken Plates, and Inflow of Soft Clay Through Shield, East River Tunnels] [1159] [455]
[LXXIII.b] [Fig. 2. Reinforcement of Broken Plates, and Inflow of Soft Clay Through Shield, East River Tunnels] [1159] [455]
[LXXIII.c] [Fig. 3. Reinforcement of Broken Plates, and Inflow of Soft Clay Through Shield, East River Tunnels] [1159] [455]
[LXXIII.d] [Fig. 4. Reinforcement of Broken Plates, and Inflow of Soft Clay Through Shield, East River Tunnels] [1159] [455]
[LXXIV.] [Methods of Placing Concrete Inside the Iron Tube, East River Tunnels] [1159] [475]

[†] Transcriber's note: This plate is not in the Project Gutenberg™ archive.