eli5: How did people build bridges over deep and/or dangerous water if they didn't have the equipment to go under water? Submitted by Internetscraperds9 t3_1252per on March 28, 2023 at 9:18 PM in explainlikeimfive 15 comments 20
green_griffon t1_je2x9fk wrote on March 29, 2023 at 12:44 AM Reply to comment by mikevago in eli5: How did people build bridges over deep and/or dangerous water if they didn't have the equipment to go under water? by Internetscraperds9 This is called a caisson. Permalink Parent 2
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