Research Article
Design and Assessment of a Lightweight Polymer Concrete Utility Manhole
Table 8
Simulation results as a function of the wall thickness of Utility Structure 1 and Utility Structure 2 with a pressure of 82 kPa.
| | Thickness (mm) | 12.7 | 18.0 | 25.4 | 40.0 | 50.8 |
| | Utility Structure | 1 | 2 | 1 | 2 | 1 | 2 | 1 | 2 | 1 | 2 | | Maximum tensile stress σf (MPa) | 39.9 | 39.9 | 19.8 | 19.8 | 9.9 | 9.9 | 4.0 | 4.0 | 2.5 | 2.5 | | Maximum displacement (U) (mm) | 22.6 | 70 | 8.0 | 24.7 | 2.9 | 9.0 | 0.8 | 2.4 | 0.4 | 1.2 | | Maximum compressive stress σc (MPa) | 17.0 | 17.0 | 8.5 | 8.5 | 4.2 | 4.2 | 1.7 | 1.7 | 1.1 | 1.1 | | Maximum strain (E) (mm/mm) | 9.7E − 03 | 3.0E − 02 | 4.8E − 03 | 1.4E − 02 | 2.4E − 03 | 7.5E − 03 | 9.8E − 04 | 3.0E − 03 | 6.0E − 04 | 1.8E − 03 |
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