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Change of the Grade Line of Bridges Constructed with Cantilever Concreting Technology

Czeslaw MACHELSKI

Czeslaw MACHELSKI

Prof. PhD Eng.; Department of Bridge and Railway, Wroclaw University of Science and TechnologyWroclaw, Poland
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MACHELSKI, Czeslaw
 e 
Bartosz PISAREK

Bartosz PISAREK

MSc Eng.; HOCHTIEF Infrastructure GmbH Deutschland NordHamburg, Germany
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PISAREK, Bartosz
  
04 apr 2019
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Pubblicato online: 04 apr 2019
Pagine: 65 - 72
Ricevuto: 25 giu 2017
Accettato: 05 feb 2018
DOI: https://doi.org/10.21307/acee-2018-023
Parole chiave
© 2018 Czeslaw Machelski et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Figure 1.

Geometry of the Kedzierzyn-Kozle Bridge (Poland)
Geometry of the Kedzierzyn-Kozle Bridge (Poland)

Figure 2.

Scheme of the Støvset Bridge incl. the development of deflections during the service time [2]
Scheme of the Støvset Bridge incl. the development of deflections during the service time [2]

Figure 3.

Grade line of bridge a) Opole Bridge after 15 years of service time b) Kedzierzyn- Kozle Bridge 3 years after connection of cantilevers
Grade line of bridge a) Opole Bridge after 15 years of service time b) Kedzierzyn- Kozle Bridge 3 years after connection of cantilevers

Figure 4.

Change of deflection of cantilever spans vs. time
Change of deflection of cantilever spans vs. time

Figure 5.

Change of deflection coefficient for the analysed bridges
Change of deflection coefficient for the analysed bridges

Figure 6.

Change of deflection coefficient during the service time (formula (3))
Change of deflection coefficient during the service time (formula (3))

Figure 7.

Analysis of approximate deflection formula for Zvikov-Otava Bridge
Analysis of approximate deflection formula for Zvikov-Otava Bridge

Geometrical characteristic of bridges over the Odra River

Location of the bridge Geometrical parameters of bridges [m]
L h H R Span spread
Opole 100 2.35 5.80 10000 45+55+100+55+45+45+40
Kędzierzyn-Koźle 140 3.00 6.20 10000 52.5+75+140+75+52.5

Parameters of bridges spans

Location of the bridge Parameters Coefficents [‰]
Groups nr L [m] a b ω10 ω100
1 31 102 0.061 0.4596 0.0105 0.2359
2 35 130 0.194 0.4612 0.3343 0.7467
3 8 112 0.724 0.2545 0.9116 2.3592
4 25 131 1.200 0.1092 0.8880 2.9813
5 3 142 1.111 0.7045 2.3165 4.7429
6 22 101,5 1.190 0.4750 2.099 4.6579
7 32 125 0.475 0.6500 0.9571 1.9901
8 39 95 1.620 0.5952 3.1412 6.6468
9 37 84,5 0.700 0.5130 1.2711 2.7739
10 21 104 0.271 0.4246 0.4492 1.0222

Span parameters of Zvikov-Otava Bridge

Number of span Parameters
a b
B7 0.547 0.2819
B8 0.629 0.1819
B9 0.498 0.4205
B10 0.552 0.4200
B7-B10 0.554 0.3086
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