Results 1 to 10 of about 285,457 (311)

Prestressed concrete bridges [PDF]

open access: yes, 2014
Cílem této bakalářské práce je návrh kolmé mostní konstrukce přes bezejmenný (místní) potok bez trvalého průtoku. Obsahem je návrh konstrukce mostu o jednom poli, který je navržen ve třech variantách.
Filip, Štěpán
openaire   +2 more sources

Durability of FRP Reinforcements and Long-Term Properties

open access: yesSlovak Journal of Civil Engineering, 2020
Although fiber-reinforced polymers (FRPs) have achieved increasing popularity in strengthening concrete structures and reinforcing new ones, there is to date insufficient knowledge about their long-term behavior.
Gajdošová Katarína   +4 more
doaj   +1 more source

Causes of Failures in Circular Concrete Silo Walls, Particularly Under Environmental Influences

open access: yesSlovak Journal of Civil Engineering, 2021
The paper reports the results of a case study for achieving longer service life and increasing the environmental sustainability of concrete silos. Damage mechanisms in concrete silo walls, and respectively in cylindrical structures (e.g., chimneys ...
Bilčík Juraj   +3 more
doaj   +1 more source

Experimental Investigation of the Shear Resistance of Concrete Hinges Under a Biaxial Load

open access: yesSlovak Journal of Civil Engineering, 2020
Concrete hinges can withstand extremely high loads and rotations, while requiring only minimal maintenance. Their use is widespread, mainly in bridge construction, but they also find applications in the prefabrication of tunnel segments.
Havlíček Peter   +2 more
doaj   +1 more source

Research focused on low carbonation of concrete under old cement-based render

open access: yesActa Polytechnica CTU Proceedings, 2022
In-situ research and laboratory study of the concrete of old bridges shows that despite the low strength classes of concrete and the long time of exposure to CO2, it is possible to moderate the depth of their carbonation.
Peter Paulík   +3 more
doaj   +1 more source

Causes of Early-Age Thermal Cracking of Concrete Foundation Slabs and their Reinforcement to Control the Cracking

open access: yesSlovak Journal of Civil Engineering, 2017
This paper focuses on the causes and consequences of early-age cracking of mass concrete foundation slabs due to restrained volume changes. Considering the importance of water leaking through cracks in terms of the serviceability, durability and ...
Bilčík Juraj   +2 more
doaj   +1 more source

Survey and investigation of performance of superstructure of long span bridges in China [PDF]

open access: yes, 2015
With the rapid development of China’s economy in the past three decades, requirements for construction of infrastructure for transportation have been enhanced and a great many long-span bridges have been built.
Gong, Jinxin, Yang, Mingfang
core   +1 more source

Fatigue safety monitoring and assessment of short and medium span concrete girder bridges [PDF]

open access: yes, 2015
Concrete bridge is widely used in highway infrastructure in China, especially in short and medium span bridges. Concrete bridges are prone to fatigue failure under the coupled actions of repeated vehicles loads, environment and material degradation.
Chen, Xin   +4 more
core   +1 more source

Application of GFRP Reinforcement in the Design of Concrete Structures and its Experimental Evaluation

open access: yesSlovak Journal of Civil Engineering, 2018
In the past, research on the use of FRP in civil engineering has been focused on strengthening existing structures where FRP reinforcements were applied to the surface of concrete elements. Recently, the application of FRP reinforcements has been studied
Gajdošová Katarína   +3 more
doaj   +1 more source

Control of Early-Age Cracking in Watertight Concrete Structures

open access: yesSlovak Journal of Civil Engineering, 2018
Considering the importance of leaking cracks in terms of serviceability and durability of watertight concrete structures, emphasis is placed on thermal movements and their effect on foundation slabs and walls.
Matiašková Lýdia   +2 more
doaj   +1 more source

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