Swing bridge mechanism - GIF

Swing bridge mechanism.

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<div style="display:inline-block; white-space:normal;"><span style="display:inline-block; text-align:center; vertical-align:top; width:150px; margin:0 15px 20px 0;"><img src="https://homemadetools-images.s3.amazonaws.com/hmt/1648522243_1938_niagara_bridge_collapse_thumb.jpg" style="width:150px; height:100px; object-fit:cover;"><br><span style="display:inline-block; height:60px; overflow:hidden;">1938 Niagara Falls bridge collapse</span></span><span style="display:inline-block; text-align:center; vertical-align:top; width:150px; margin:0 15px 20px 0;"><img src="https://homemadetools-images.s3.amazonaws.com/hmt/1705068759_dardanelles_bridge_above_thumb.jpg" style="width:150px; height:100px; object-fit:cover;"><br><span style="display:inline-block; height:60px; overflow:hidden;">Canakkale Bridge view from above</span></span><span style="display:inline-block; text-align:center; vertical-align:top; width:150px; margin:0 15px 20px 0;"><img src="https://homemadetools-images.s3.amazonaws.com/hmt/1675770493_hay_semi_under_bridge_thumb.jpg" style="width:150px; height:100px; object-fit:cover;"><br><span style="display:inline-block; height:60px; overflow:hidden;">Forcing semi loaded with hay under bridge</span></span><span style="display:inline-block; text-align:center; vertical-align:top; width:150px; margin:0 15px 20px 0;"><img src="https://diqn32j8nouaz.cloudfront.net/tooltalk_17699903505262.jpg" style="width:150px; height:100px; object-fit:cover;"><br><span style="display:inline-block; height:60px; overflow:hidden;">Guozigou Bridge</span></span><span style="display:inline-block; text-align:center; vertical-align:top; width:150px; margin:0 15px 20px 0;"><img src="https://homemadetools-images.s3.amazonaws.com/hmt/1604431833_14c_bridge_construction.jpg" style="width:150px; height:100px; object-fit:cover;"><br><span style="display:inline-block; height:60px; overflow:hidden;">How bridges are constructed in the 14th century</span></span><span style="display:inline-block; text-align:center; vertical-align:top; width:150px; margin:0 15px 20px 0;"><img src="https://homemadetools-images.s3.amazonaws.com/hmt/1607420178_lego_bridgelayer_tank_thumb.jpg" style="width:150px; height:100px; object-fit:cover;"><br><span style="display:inline-block; height:60px; overflow:hidden;">Lego RC bridgelayer tank</span></span></div>