Thursday, January 27, 2022

Infrastructure

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   This country has an ongoing problem with aging bridges, highway s, etc - all manner of infrastructure.

   A non-zero contributor to it happens to be the very construction work which built it in the first place.

   Every  jackhammer, rock breaker, or piece of machinery that can make loud noise is part of the problem.  But that's been difficult to identify or recognize because damage may occur far from a construction site.

It's something unexpected and seems backwards.

   Have you ever crossed a bridge with a group of people and realized the steps everyone was taking had become synchronized?  If it continued for very long you might have felt the bridge itself moving in response.

   It's an example of resonance.

   For construction equipment, the unseen damage they do comes from sound.  The loud bangs and cracks they regularly make can reflect off buildings, under bridges, or start other structures vibrating.  When sound waves with the right frequencies  meet each other  it can amplify their strength due to that same effect.

   Miles away there can be broken concrete, shattered glass, and cracked highways from it.

   Those with engineering backgrounds in their respective fields probably have solutions ready to implement.

   But it often takes a decent sized disaster to occur before action happens.

   I'd call a few trillion dollars of damage to our infrastructure more than just a disaster.

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Deterrence

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