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Waiting period Jeff a local traffic engineer has designed a new pedestrian foot bridge that is capable of handling the current traffic rate of 220 pedestrians daily Once the traffic rate

Waiting period.

? Jeff, a local traffic? engineer, has designed a new pedestrian foot bridge that is capable of handling the current traffic rate of 220

pedestrians daily. Once the traffic rate reaches 1,000 pedestrians? daily, however, the bridge will require a new bracing system. Jeff has estimated that traffic will increase annually at 5?%. How long will the current bridge system work before a new bracing system is? required? What if the annual traffic rate increases at 8?% ?annually? At what traffic increase rate will the current system last only 10 years?

If the traffic rate increase at 5% annually, how long with the present bridge system work before a new bracing system is required?

If the traffic rate increases at 8% annually, how long will the present bridge system work before a new bracing system is required?

At what traffic increase rate will the current system last only 10 years?

 

Apr 22 2020 View more View Less

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