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Load transfer coefficients at final stage of loading before excavation collapse
Figures of the Article
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Deflections of excavation induced by partial over-.excavation
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Collapse of excavation induced by surcharge loading
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Platform of excavation model tests
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Profile of excavation model (Test 1)
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Test conditions and progressive collapse trigger point
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Displacements of pile top after over-excavation
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Soil arching effects after over-excavation
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Increments of active earth pressures after over-excavation (Test 2)
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Moments and deflections of P19 during over-excavation
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Collapse of excavation under Test 2 and Test 3
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Increments of earth pressures under failure of 5th anchor
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Earth pressures at P19 under partial failure of anchors
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Axial forces of intact anchors at moment of progressive collapse(Test 2)
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Increments of axial forces and load transfer coefficients of intact anchors under partial failure of anchors
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Shear forces and deflections of capping beams under partial failure of anchors
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Bending moments of piles under partial failure of anchors
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Maximum bending moments of piles at moment of progressive collapse
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Test conditions of excavations under surcharge loading
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Displacements of pile top under surcharge loading
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Increments of earth pressures with loading of 100 kg (Test 4)
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Increments of earth pressures at depth of 40 cm under surcharge loading
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Axial forces of anchors during surcharge loading and progressive collapse
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Increments of axial forces and load transfer coefficients of intact anchors under surcharge loading
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Bending moments of capping (waler) beam under surcharge loading
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Bending moments and deflections of P19 under surcharge loading
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Load transfer coefficients at final stage of loading before excavation collapse
