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Effect of unbonded prestressing steel in terms of serviceability Cover

Effect of unbonded prestressing steel in terms of serviceability

Open Access
|Mar 2026

Figures & Tables

Figure 1:

Type of prestressing tendon and their behavior under load

Figure 2:

Strain redistribution of general cross-section with bonded/unbonded prestressing steel (Alqam et al., 2021)

Figure 3:

Effect of beam deflection on tendon eccentricity

Figure 4:

Behavior of different types of prestressing steel during loading (Alkhairi, 1991)

Figure 5:

Test specimen (Svoboda & Klusáček, 2018)

Figure 6:

Three inductive sensors for measuring strand displacement and flattening (Svoboda & Klusáček, 2018)

Figure 7:

Typical tensioning of monostrand and sensor displacement under load (Svoboda & Klusáček, 2018)

Figure 8:

Scheme of measuring flattening and HDPE sheath thinning (Svoboda et al., 2016)

Figure 9:

Result of experimental measurements of flattening of monostrands in saddles with radius of curvature 1500 mm (Svoboda & Klusáček, 2018)

Figure 10:

Result of experimental measurements of thinning of the protective HDPE sheath of monostrands in saddles with radius of curvature 1500 mm (Svoboda & Klusáček, 2018)
DOI: https://doi.org/10.2478/cee-2026-0032 | Journal eISSN: 2199-6512 | Journal ISSN: 1336-5835
Language: English
Page range: 304 - 314
Submitted on: Aug 14, 2025
Accepted on: Sep 18, 2025
Published on: Mar 24, 2026
Published by: University of Žilina
In partnership with: Paradigm Publishing Services
Publication frequency: 2 issues per year

© 2026 Vlastimil Muroň, Ladislav Klusáček, Adam Svoboda, published by University of Žilina
This work is licensed under the Creative Commons Attribution 4.0 License.