Research Article
New Bridge Weigh-in-Motion System Using Piezo-Bearing
Table 1
Values of peaks identified in time histories of loads measured by BWIM bearings (20 km/h).
| Entrance side | Peak | Occurrence time (s) | Measured load (kN) | (kN) | Joint 334 | Joint 335 | Joint 336 | Joint 337 | 1 | 0.19 | −0.23965 | −1.36519 | 25.43254 | 21.09958 | 44.92728 | 2 | 0.97 | −2.95398 | −0.78127 | 119.0154 | 106.2699 | 221.5501 | 3 | 1.72 | −10.36348 | 17.44544 | 185.31005 | 190.43366 | 382.8257 |
| Exit side | Peak | Occurrence time (s) | Measured load (kN) | (kN) | Joint 342 | Joint 343 | Joint 344 | Joint 345 | 1 | 7.20 | −16.18517 | 40.62979 | 151.09605 | 191.35729 | 366.8980 | 2 | 7.97 | −6.66830 | 8.16733 | 183.55975 | 175.10131 | 360.1601 | 3 | 8.75 | 0.40080 | −8.83196 | 111.1157 | 87.45885 | 190.1434 |
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