Zobrazeno 1 - 10
of 95
pro vyhledávání: '"Leopold Kruszka"'
Autor:
Anna Starczyk-Kołbyk, Leopold Kruszka
Publikováno v:
Archives of Civil Engineering, Vol vol. 67, Iss No 3, Pp 373-393 (2021)
In pursuing numerous construction projects, investors and contractors regularly face construction delay problems, many of which are likely to have been avoidable. There is found that payment delays and project delays are the two most critical effects
Externí odkaz:
https://doaj.org/article/5fdeea39b9174e1d8e78cb2f084cbe44
Publikováno v:
Archives of Civil Engineering, Vol vol. 67, Iss No 3, Pp 639-659 (2021)
This paper reports on efficient experimental and numerical techniques used in the design of critical infrastructure requiring special protection measures regarding security and safety. The presented results, some of which have already been reported i
Externí odkaz:
https://doaj.org/article/8011467d235c4e2d936c255ee7d9f679
Publikováno v:
Acta Polytechnica, Vol 61, Iss 4, Pp 552-561 (2021)
The paper presents a performance characteristics of a pneumatic launcher, which is an important element of the split Hopkinson bar set-up (SHPB) at the Department of Military Engineering and Infrastructure (the Military University of Technology in Wa
Externí odkaz:
https://doaj.org/article/cc7df5c8d61648fbb2fe011f3e474210
Publikováno v:
Archives of Civil Engineering, Vol vol. 67, Iss No 1, Pp 481-498 (2021)
The paper includes experimental research using the Split Hopkinson Pressure Bar to determine dynamic compression curves and strength dynamic parameters to depend on the strain rate and moisture for silty sand soil samples. Those experiments are oedom
Externí odkaz:
https://doaj.org/article/9281f836555049488371b2c7602cd813
Publikováno v:
Applied Sciences, Vol 13, Iss 8, p 4707 (2023)
This paper presents the results of a test cycle of two types of silty sand (siSa) with different contents of fine fractions. Fine fractions are understood as soil grains with a grain diameter of less than 63 µm (as the sum of silt and clay fractions
Externí odkaz:
https://doaj.org/article/4b9aec5918dd429ba6b273db6c080b52
Publikováno v:
Biuletyn Wojskowej Akademii Technicznej, Vol 65, Iss 4, Pp 123-141 (2016)
Some problems of alteration for building structures of a conventional masonry for which working lifetime is approaching or has exceeded the expected design life are presented. In the course of these works, non-bearing masonry walls are often removed
Externí odkaz:
https://doaj.org/article/7f7001910b0740278fb6c0478ca551aa
Autor:
Ryszard Chmielewski, Leopold Kruszka
Publikováno v:
Case Studies in Construction Materials, Vol 3, Iss C, Pp 92-101 (2015)
The aim of the paper is to present a study on the cracked brick masonry dome of the historical church of St. Anna in Wilanów (Poland), founded in 1772 and entered in the Polish register of monuments in 1965. The calculation of static-strength for st
Externí odkaz:
https://doaj.org/article/746fac2b7b634862a6b5117f57ac0932
Publikováno v:
Communications, Vol 5, Iss 2, Pp 48-53 (2003)
The paper provides information concerning the dynamic response of building structures exposed to paraseismic loadings. Dynamic loadings can arise inside buildings or can be transmitted to buildings through subsoil, causing vibrations of structures. T
Externí odkaz:
https://doaj.org/article/90c390a2dc3d4c788f618aa2a33d1a5e
Publikováno v:
Engineering Expert. 1:1-10
This paper discusses dampness in an underground garage of a multi-family residential building on the basis of a case study. Due to high groundwater levels, the building substructure was constructed using W8 watertight concrete. This applies to both t
Autor:
Salah Hedjeres, Djalel Eddine Tria, Achraf Boudiaf, Leopold Kruszka, Salim Hassani, Mohamed Mounes Alim
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications. 237:867-885
This paper aims to study the effect of hardness nitriding treatment on the overall mechanical behavior of Hardox 400 steel. A Plasma Immersion Ion Implantation (PIII) technique was used for material nitriding while a split Hopkinson pressure bar equi