Civil engineer, Architect
1882 – 1969
Who was Ole Singstad?
Ole Knutsen Singstad was a Norwegian-American civil engineer who innovated the ventilation system for the Holland Tunnel and advanced the use of the "Sunk-tube" method of underwater vehicular tunnel building, a system of constructing the tunnels with prefabricated sections.
Use the citation below to add to a bibliography:
"Ole Singstad." Biographies.net. STANDS4 LLC, 2021. Web. 28 Jan. 2021. <https://www.biographies.net/people/en/ole_singstad>.