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Transactions of the American Society of Civil Engineers, vol. LXVIII, Sept. 1910 - The New York Tunnel Extension of the Pennsylvania Railroad, - The North River Division. Paper No. 1151 by Charles M. Jacobs
page 20 of 34 (58%)
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+--(METAL INSPECTION)
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CHIEF METAL INSPECTOR
Metal Inspectors.
Clerks.
]

The organization of the engineering staff is shown on the diagram, Fig.
1. In the beginning of 1902 and during the period of making studies,
additional borings, and preliminary triangulations, and prior to making
the contract plans and specifications, James Forgie, M. Am. Soc. C. E.,
was appointed Chief Assistant Engineer by the writer. To him all the
Resident Engineers and other heads of the Engineering Departments
reported.

The work was divided into three Residencies:

1.--The Terminal Station-West, under the charge of B. F. Cresson, Jr.,
M. Am. Soc. C. E., Resident Engineer, comprising the work from the east
side of Ninth Avenue to the east side of Tenth Avenue, including
excavation, retaining and face walls, and the extensive work of
underpinning Ninth Avenue with its surface and elevated railroads and
other structures.

2.--The River Tunnels, under the charge of B. H. M. Hewett, M. Am. Soc.
C. E., General Resident Engineer, and Mr. H. F. D. Burke and William
Lowe Brown, M. Am. Soc. C. E., Resident Engineers, including the land
tunnels from the east side of Tenth Avenue, New York City, to the
commencement of the iron-lined tunnels, and extending westward from
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