Three projects that kept traffic moving under the work, and $1.6 billion in relief for crossings that couldn't stay open.
Then the NTSB report on the 2018 FIU bridge collapse in Miami, where the road stayed open under a structure that was already cracking. Plus a career note on speaking up when you see a mistake.
Chapters
0:00 Welcome back
0:58 HS2 launches a deck over the open M6
1:38 Colorado replaces the I-270 bridges
2:26 Manhattan decks over the Lincoln Tunnel approach
3:12 $1.6 billion in emergency relief
3:43 Lessons from a report: the FIU bridge collapse
5:46 Career note: see something, say something
7:25 Sign-off
Read the full issue with sources and photos: https://luisduquepe.substack.com/p/who-decides-to-close-the-road
Sources
New Civil Engineer, HS2 M6 viaduct: https://www.newcivilengineer.com/latest/engineers-complete-installation-of-second-hs2-viaduct-over-m6-26-10-2026/
ENR, I-270 reconstruction: https://www.enr.com/articles/64022-colorado-breaks-ground-on-806m-i-270-reconstruction
ENR, Port Authority Bus Terminal deck: https://www.enr.com/articles/64082-10b-makeover-of-manhattan-bus-terminal-advances-with-concrete-deck-installation
USDOT, Emergency Relief funding: https://www.transportation.gov/briefing-room/trumps-department-transportation-secretary-sean-p-duffy-announces-over-16-billion
NTSB, report HAR-19/02: https://www.ntsb.gov/investigations/AccidentReports/Reports/HAR1902.pdf
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