Table 2 Mean and standard deviation values of remaining strands cross section after the repairs
From: Effect of structural repairs on the load rating and reliability of a prestressed concrete bridge
Parameter Name | Symbol | Units | Nominal Value | Mean | Bias | SD | COV | Reference |
|---|---|---|---|---|---|---|---|---|
G1 (Total cross-section area of strands for Girder 1) | Aps | in2 | 3.06 | 2.911 | 0.951 | 0.021 | 0.71% | Estimated based on number of strands exposed and repaired |
G2 | 2.953 | 0.965 | 0.026 | 0.87% | ||||
G3 | 3.00 | 0.981 | 0.019 | 0.64% | ||||
G4 | 2.941 | 0.961 | 0.020 | 0.67% | ||||
G5 | 2.838 | 0.927 | 0.020 | 0.7% |