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Fortification of damaged asphalt pavements with cement concrete slabs reinforced with next-gen bars – part I: Laboratory study

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EN
Abstrakty
EN
Over the course of operation, asphalt road pavements are subjected to damage from car traffic loads and environmental factors. One of the possible methods of strengthening damaged asphalt pavements may be the application of an additional rigid layer in the form of a cement concrete slab with continuous reinforcement. This paper presents a material-technological and structural solution for composite pavement where a cement concrete slab with continuous HFRP bar reinforcement is used for strengthening. Based on laboratory tests, the serviceability of composite bar reinforcement of rigid pavement slabs was shown. A design for strengthening asphalt pavement with a concrete slab with steel bar and corresponding HFRP bar reinforcement was developed. The composition of a pavement cement concrete mix was designed, and experimental sections were formed. Based on laboratory tests of samples collected from the surfaces of experimental sections and the diagnostic tests carried out in “in situ” conditions, the authors will try, in the nearest future (Part II: In situ observations and tests), to confirm the effectiveness of strengthening asphalt pavements with cement concrete slabs with HFRP components.
Twórcy
  • Warsaw University of Technology, Faculty of Civil Engineering, Warsaw, Poland
  • Warsaw University of Technology, Faculty of Civil Engineering, Warsaw, Poland
  • Warsaw University of Technology, Faculty of Civil Engineering, Warsaw, Poland
  • Warsaw University of Technology, Faculty of Civil Engineering, Warsaw, Poland
Bibliografia
  • [1] J. Piłat, P. Radziszewski, Nawierzchnie asfaltowe [Asphalt pavements]. Wydawnictwa Komunikacji i Łączności, Warszawa 2010.
  • [2] Katalog Typowych Konstrukcji Nawierzchni Sztywnych [Catalogue of Typical Rigid Pavement Structures], Politechnika Wrocławska 2014.
  • [3] J. R. Roesler, J. E. Hiller, A. S. Brand, Continuously reinforced concrete pavement manual. Guidelines for Design, Construction, Maintenance, and Rehabilitation. U.S. Department of Transportation, Federal Highway Administration (FHWA), August 2016.
  • [4] S. Rizkalla, M. Dawood and M. Shahawy, FRP for Transportation and Civil Engineering Infrastructure: Reality and Vision, Proceedings of the 85th Annual Transportation Research Board (TRB) Meeting, Washington, D.C., January 22-26, 2006.
  • [5] D. Eddie, A. Shalaby and S. Rizkalla, Glass Fiber-Reinforced Polymer Dowels For Concrete Pavements. ACI Structural Journal, 98, (2001), pp. 201-206.
  • [6] M. Urbański, A. Łapko, Effectiveness of flexural basalt reinforcement application in R/C structures, Monograph Edited by Stanisław Fic: Modern Materials, Installations and Construction Technologies BREST – ODESSA – SIMFEROPOL – BIAŁYSTOK – BIAŁA PODLASKA, Biała Podlaska 2013, pp. 112 -123.
  • [7] A. Garbacz, M. Urbański, A. Łapko, BFRP bars as an alternative reinforcement of concrete structures - Compatibility and adhesion issues. Advanced Materials Research (1129), 2016, pp. 233-241.
  • [8] Ogólne Specyfikacje Techniczne, D-05.03.04, Nawierzchnie betonowe [Concrete pavements], GDDKiA, Warszawa, 2014.
Uwagi
Opracowanie rekordu w ramach umowy 509/P-DUN/2018 ze środków MNiSW przeznaczonych na działalność upowszechniającą naukę (2019).
Typ dokumentu
Bibliografia
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bwmeta1.element.baztech-771736af-56de-428b-88bc-a34731ba2b6a
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