Submissions from practical.engineering

		Whatever Happened to Fire Escapes (practical.engineering)
		204 points by sohkamyung 24 days ago \| rank \| 164 comments
		Whatever Happened to Fire Escapes? (practical.engineering)
		9 points by crescit_eundo 24 days ago \| rank \| 2 comments
		How do traffic signals work? (2019) (practical.engineering)
		115 points by at1as 53 days ago \| rank \| 86 comments
		How Railroad Crossings Work (2024) (practical.engineering)
		37 points by at1as 72 days ago \| rank \| 20 comments
		Stopping the Unstoppable: When an unstoppable force meets a dashpot snubber (practical.engineering)
		73 points by crescit_eundo 73 days ago \| rank \| 16 comments
		The Grid That Doubles the Strength of the Ground (practical.engineering)
		138 points by michaefe 101 days ago \| rank \| 40 comments
		What's Under Your Feet in New York City? (practical.engineering)
		199 points by sohkamyung 115 days ago \| rank \| 52 comments
		What's Under Your Feet in New York City? (practical.engineering)
		15 points by crescit_eundo 115 days ago \| rank \| discuss