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Geotechnical Problems Of The Foundation Of Road Embankments By The Bridge Structures

Andrzej Batog

Andrzej Batog

Wrocław University of Science and Technology, Faculty of Civil EngineeringWrocław, Poland
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Batog, Andrzej
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Elżbieta Stilger-Szydło

Elżbieta Stilger-Szydło

Wrocław University of Science and Technology, Faculty of Civil EngineeringWrocław, Poland
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Stilger-Szydło, Elżbieta
  
30. Dez. 2019
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Artikel-Kategorie: Research Articles
Online veröffentlicht: 30. Dez. 2019
Seitenbereich: 272 - 281
Eingereicht: 25. Okt. 2019
Akzeptiert: 18. Nov. 2019
DOI: https://doi.org/10.2478/sgem-2019-0036
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© 2019 Andrzej Batog, Elżbieta Stilger-Szydło, published by Sciendo
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Figure 1

Settlements of the bridgehead on the road embankment transition zone.
Settlements of the bridgehead on the road embankment transition zone.

Figure 2

Location of test points and the calculation cross-section.
Location of test points and the calculation cross-section.

Figure 3

Geotechnical cross-section 5k-7k at the place of occurrence of irregular settlements in the transition zone. The zone of organic soil occurrence determined during the subsoil investigations is marked with a diagonal hatching, previous incorrect (incomplete) recognition with a dashed line.
Geotechnical cross-section 5k-7k at the place of occurrence of irregular settlements in the transition zone. The zone of organic soil occurrence determined during the subsoil investigations is marked with a diagonal hatching, previous incorrect (incomplete) recognition with a dashed line.

Figure 4

MES calculation cross-section for the consolidation process analyses. The possible drainage layer of organic soils was selected. Simplified calculation model is presented on the right side.
MES calculation cross-section for the consolidation process analyses. The possible drainage layer of organic soils was selected. Simplified calculation model is presented on the right side.

Figure 5

Consolidation analysis for the main calculation variants: A1, A3 - minimum and maximum settlement curves determined according to original design data, B - settlement curve determined for the additional geotechnical investigations.
Consolidation analysis for the main calculation variants: A1, A3 - minimum and maximum settlement curves determined according to original design data, B - settlement curve determined for the additional geotechnical investigations.

Consolidation parameters of the organic soil_

calculation variantoedometric modulus Eoed [MPa]coefficient of permeability k [m/s]
A17,01,0·10-7
A37,01,0·10-9
B3,651,85·10-10
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