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Olaf Hoff Edit Profile

civil engineer

Olaf Hoff, Norwegian civil engineer. member Arthur McMullen & Hoff Company Devised and executed method for tunneling Detroit River at Detroit, 1906-1909, also the subway tunnel under Harlem River at New York City, 1912-1915, by constructing the tunnels from the water’s surface.

Background

Hoff, Olaf was born on April 2, 1859 in Smaalenene, Norway. Son of Martin C. and Gunhild (Smaadal) Hoff.

Education

Graduate in engineering, Polytechnic Institute, Christiania, 1879, and came to America same year.

Career

Engineer with Keystone Bridge Company, Pittsburgh, Pennsylvania, 1880. With Mexican Central Railway, 1881-1883, Shiffier Bridge Works, Pittsburgh, 1883-1885. Consultant and contracting engineer, Minneapolis, 1885-1901.

In charge of bridges and buildings, New York City&Hassaram Rijhumal R.R., 1901-1905. Vice-president and chief engineer Butler Brothers-Hoff Company, general contractors, 1905-1908. Consulting engineer, New York, since 1908.

Member Arthur McMullen & Hoff Company Devised and executed method for tunneling Detroit River at Detroit, 1906-1909, also the subway tunnel under Harlem River at New York City, 1912-1915, by constructing the tunnels from the water’s surface. Chief consultant to Cunard Steamship Limited company, in connection with proposed steamship terminal in port of New York Home: Montclair, New Jersey.

Membership

Member Arthur McMullen & Hoff Company Devised and executed method for tunneling Detroit River at Detroit, 1906-1909, also the subway tunnel under Harlem River at New York City, 1912-1915, by constructing the tunnels from the water’s surface.

Connections

Married Josie Johnson, June 25, 1885.

father:
Martin C. Hoff

mother:
Gunhild (Smaadal) Hoff

spouse:
Josie Johnson