Ukraine says it struck the roadworthy and obstruction span linking Russia and Crimea with underwater explosives.
A video of the detonation connected Kerch Bridge was posted connected Ukraine's information work (SBU) X account.
The planned onslaught took "several months" of enactment and progressive detonating 1,100kg of explosives overnight, which "severely damaged" the foundations of the bridge, according to the SBU.
Russia is yet to respond but authorities accidental span crossings person restarted aft it was closed for astir of the time connected Tuesday.
Vladimir Putin opened the 12-mile span successful 2018. It holds symbolic and strategical value for Russia, which uses it to transport supplies and weapons to its forces successful occupied Crimea.
It is the 3rd clip Ukraine has deed the operation aft attacks successful 2022 and 2023.
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The latest incidental comes days aft Ukraine launched an audacious drone attack connected aerial bases wrong Russia implicit the weekend.
Mr Zelenskyy said the onslaught connected 40 bomber craft astatine aggregate bases crossed Russia would "undoubtedly beryllium successful past books".
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Drones were smuggled into the state and launched remotely disconnected the backmost of trucks, information sources said.
On Sunday, 2 railway bridges collapsed successful Russia's Bryansk and Kursk regions. Russia blamed Ukraine, which has not commented.