Research Article
Bending-Shear Interaction Domains for Externally Prestressed Concrete Girders
Table 1
Geometric properties of the reference samples.
| References | Sample | | | | | | | | | Stirrups | MPa | MPa | mm | mm | mm | mm |
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[15] | Beam 1 | 51.50 | 42.75 | 80 | 450 | 415 | 35 | 5ϕ12 | 6ϕ20 + 2ϕ16 | 2ϕ6/100 | Beam 2 | 41.50 | 34.45 | 80 | 450 | 415 | 35 | 5ϕ12 | 6ϕ20 + 2ϕ16 | 2ϕ6/100 | Beam 3 | 64.80 | 53.78 | 80 | 450 | 415 | 35 | 5ϕ12 | 6ϕ20 + 2ϕ16 | 2ϕ6/100 | Beam 4 | 72.10 | 59.84 | 80 | 450 | 415 | 35 | 5ϕ12 | 6ϕ20 + 2ϕ16 | 2ϕ6/175 | Beam 5 | 31.10 | 25.81 | 80 | 450 | 415 | 35 | 5ϕ12 | 6ϕ20 + 2ϕ16 | 2ϕ6/175 | Beam 6 | 78.80 | 65.40 | 80 | 450 | 415 | 35 | 5ϕ12 | 6ϕ20 + 2ϕ16 | 2ϕ6/175 | Beam 7 | 49.20 | 40.84 | 80 | 450 | 415 | 35 | 5ϕ12 | 6ϕ20 + 2ϕ16 | 2ϕ6/70 | Beam 8 | 33.50 | 27.81 | 80 | 450 | 415 | 35 | 5ϕ12 | 6ϕ20 + 2ϕ16 | 2ϕ6/70 | Beam 9 | 75.40 | 62.58 | 80 | 450 | 415 | 35 | 5ϕ12 | 6ϕ20 + 2ϕ16 | 2ϕ6/70 |
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[16] | BQ6 | 34.20 | 28.39 | 59 | 500 | 470 | 30 | 5ϕ10 | 10ϕ16 | 1ϕ10/48.25 | BQ7 | 32.80 | 27.22 | 60 | 500 | 470 | 30 | 5ϕ10 | 10ϕ16 | 1ϕ10/48.25 | BQ12 | 17.50 | 14.53 | 60 | 500 | 470 | 30 | 5ϕ10 | 10ϕ16 | 1ϕ10/48.25 | BQ15 | 39.20 | 32.54 | 60 | 500 | 470 | 30 | 5ϕ10 | 10ϕ16 | 1ϕ8/61.5 | BQ16 | 17.90 | 14.86 | 62 | 500 | 470 | 30 | 5ϕ10 | 10ϕ16 | 1ϕ6/34.5 | BQ17 | 49.50 | 41.09 | 62 | 500 | 470 | 30 | 5ϕ10 | 10ϕ16 + 2ϕ10 | 1ϕ6/34.5 | BQ18 | 60.40 | 50.13 | 60 | 500 | 470 | 30 | 5ϕ10 | 10ϕ16 + 2ϕ10 | 1ϕ6/34.5 | BQ19 | 32.10 | 26.64 | 60 | 500 | 470 | 30 | 5ϕ10 | 10ϕ16 | 1ϕ6/34.5 |
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[17] | ST-1* | 41.57 | 34.50 | 110 | 300 | 265 | 35 | 4ϕ8 | 2ϕ16 | 2ϕ8/75 | ST-2* | 36.02 | 29.90 | 110 | 300 | 265 | 35 | 4ϕ8 | 2ϕ16 | 2ϕ8/75 | ST-2C* | 31.57 | 26.20 | 110 | 300 | 265 | 35 | 4ϕ8 | 2ϕ16 | 2ϕ8/75 | ST-2C+* | 22.89 | 19.00 | 110 | 300 | 265 | 35 | 4ϕ8 | 2ϕ20 | 2ϕ8/75 | ST-2S* | 37.47 | 31.10 | 110 | 300 | 265 | 35 | 4ϕ8 | 2ϕ16 | 2ϕ8/200 | ST-2P* | 43.73 | 36.30 | 110 | 300 | 265 | 35 | 4ϕ8 | 2ϕ16 | 2ϕ8/75 | ST-3* | 40.00 | 33.20 | 110 | 300 | 265 | 35 | 4ϕ8 | 2ϕ16 | 2ϕ8/50 |
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Samples externally prestressed with prestressing steel area = 261.4 mm2 and strength = 1900 MPa (see [17]).
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