Understanding bridge performance and detecting structurally deficient components are of increasing concern to modern infrastructure owners and managers. Concerns over possible effects of increased truck weights led to the opportunity to monitor a highway bridge, regularly subjected to heavy traffic due to logging activities typical of its locale. A weigh-in-motion...
This paper describes the details of installation and operation of a commercially- available wireless system to measure response of an interior cosmetic crack in a residential structure over a period of a year. Wireless data loggers managed the response of low power draw potentiometers that measured micrometer changes in crack...