Tag: RESISTOGRAPH

Strange But True: Proven Methods Keep Structures, Public Safe

Bridge inspectors perform chain drags to check the soundness of the deck’s concrete. By Rick Maslyn, CBI A casual observer of one of our structural inspections might think our inspectors are using strange methods or are trying their best to flush out any zombies that may be in the area. How else would you explain… Read More »

RESISTOGRAPH Checks Soundness of Timber Structures

Wood was a primary building material used in many U.S. bridges a century ago. Timber bridges were tried-and-true, given the nature of what crossed them: people, animals, and eventually relatively light vehicles. Over time steel and concrete have become the primary materials in most bridges to handle heavier truck loads. Still, timber is used in… Read More »