ABB Millmate Pressductor load cells installed at Tower Bridge. ABB load monitoring system helps extend life of London’s landmark Tower Bridge Measurement & Analytics – Measurement made easy ABB Pressductor ® load cells serve to balance drawbridge loads, preventing damage to bearings and pivot mechanisms. Background London’s historic Tower Bridge across the Thames, opened in 1894, operates more smoothly these days thanks to an ABB load monitoring system. The bridge’s central 200-foot roadway span opens draw-bridge style to allow the passage of shipping. Hydraulically powered gear mechanisms housed in the towers at each end raise and lower the two bridge decks, called bascules. The decks each weigh over 1,000 tons, and are counterbalanced to minimize the force required and

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