Research Article
Construction Method and Process Optimization of Prestress Reverse Tensioning for Large-Span Bidirectional Suspension Steel Roof Structures
Table 6
Simulated deformation values of monitoring points.
| Construction phase | Monitoring values/vertical displacement (mm) (negative values indicate downward movement) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| Lowering stages | First stage | −20 | −17 | −49 | −51 | −34 | −35 | 0 | 3 | Second stage | −32 | −26 | −81 | −86 | −57 | −60 | 5 | 8 | Third stage | −41 | −37 | −105 | −112 | −74 | −78 | 9 | 11 | Rebound stage | −37 | −20 | −88 | −67 | −62 | −45 | 8 | 9 | Rebound value (maximum downward value − maximum rebound value) | 4 | 17 | 17 | 45 | 12 | 33 | 1 | 2 |
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