List of Famous people with last name Singstad
Died on December 8, 1969 (aged 87)
Ole Knutsen Singstad was a Norwegian-American civil engineer who innovated the ventilation system for the Holland Tunnel and advanced the use of the immersed tube method of underwater vehicular tunnel building, a system of constructing the tunnels with prefabricated sections.
index: 1x 0.03446102142334s
fmsppl-page-output: 1x 0.029430866241455s
t_/pages/list-of-people: 1x 0.029395818710327s
t_/blocks/list-of-people: 1x 0.021152973175049s
t_/blocks/person-card: 1x 0.021099090576172s
t_/common/header: 1x 0.0056600570678711s
router_page: 1x 0.0044968128204346s
list-of-people-content: 1x 0.0038039684295654s
headline: 2x 0.002295970916748s
qids: 2x 0.00083017349243164s
t_/common/footer: 1x 0.00042390823364258s
t_/common/head: 1x 0.00025510787963867s
head-facts: 1x 0.00023603439331055s
t_/blocks/switcher: 1x 4.3869018554688E-5s
related: 1x 2.8610229492188E-6s
using-qids-cache: 1x 9.5367431640625E-7s
----- END OF DUMP (2026-09-03 22:40:09) -----