قراءة كتاب Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910, Start/End Papers The New York Tunnel Extension of the Pennsylvania Railroad

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Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910, Start/End Papers The New York Tunnel Extension of the Pennsylvania Railroad

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دار النشر: Project Gutenberg

الصفحة رقم: 7

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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

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