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Приказ резултата 111-120 од 120
Application of the bitumen classification according to Superpave methodology in Serbia / Primena klasifikacije bitumena prema metodologiji Superpave u Srbiji
(Srpsko društvo za puteve VIA-VITA, Beograd, 2008)
The paper presents new methodology for testing of rheological properties of bitumen and SUPERPAVE PG classification of bitumen based on maximum and minimum pavement design temperatures. The maps of Serbia with PG classification ...
Management of stresses in the rails on railway bridges / Upravljanje naponima u šinama na železničkim mostovima
(Univerzitet u Beogradu - Mašinski fakultet, Beograd, 2018)
This paper analyses the stresses in continuous welded rails on bridges including the aspect of fatigue of rail steel. Furthermore, it examines the possibility to avoid rail expansion joints, while simultaneously exploiting ...
Influence of acid treatment and carbonation on the properties of recycled concrete aggregate
(Savez hemijskih inženjera, Beograd, 2018)
Recycled concrete aggregate (RCA), obtained by crushing of original (old) concrete, consists of natural aggregate grains and a cement mortar matrix. The presence of old adhered cement mortar, which has higher porosity than ...
Developing Cost Estimation Models for Road Rehabilitation and Reconstruction: Case Study of Projects in Europe and Central Asia
(Journal of Construction Engineering and Management, 2014)
This paper presents the development of prediction models for the unit costs of road works that could be applied to strategic planning of road works at the network level. A specialized data set was used, which was generated ...
Implementation of Preventive Maintenance in Network-Level Optimization Case Study of the Serbian Low-Volume Road Network
(Transportation Research Record, 2015)
Application of appropriate preventive maintenance treatments, at the right time, extends the service life of pavements, resulting in benefits to road users through increased ride comfort and safety and to road agencies ...
Vulnerability Assessment of Bridges Exposed to Scour
(Transportation Research Record, 2013)
To improve the allocation of funds for the maintenance and risk mitigation of transportation infrastructure, there is a dire need for a simplified, yet sufficiently accurate, methodology to estimate bridge vulnerability ...
Superelevation ramp design / Prostorno oblikovanje rampe za nadvišenje spoljne šine
(Udruženje inženjera građevinarstva, geotehnike, arhitekture i urbanista "Izgradnja", Beograd, 2010)
This paper presents general criteria for deriving a geometric shape for the transition curve and superelevation ramp, based on kinematic analysis of railway vehicle movement. According to European standard (ENV 13803-1) ...
Influence of climate conditions on stresses in CWR on the bridges in Serbia / Klimatski uticaji na napone u kontinualno zavarenim šinama u kolosecima na mostovima u Srbiji
(Savez inženjera i tehničara Srbije, Beograd, 2019)
Vehicle/track/bridge interaction causes additional stresses in CWR on the bridge, which include stress in rails due to temperature changes in the bridge deck, vertical bending of bridge deck, and braking/acceleration of ...
Measurement Methods for Residual Stresses in CWR
(Advances in Intelligent Systems and Computing, 2019)
Continuously welded rails are a part of the track structure since the
1950s. Total stresses in continuously welded rails include residual stresses gen-
erated during the manufacturing process as well as the service life ...
Application of seismic tomography for assessment of the railway substructure condition
(SAGE Publications Ltd, 2018)
This article presents results obtained in the research conducted on railway infrastructure in Serbia, which aimed at prediction of substructure condition based on the analysis of track quality. It presents the results of ...