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Verktygslåda för miljökaraktärisering av
             återvunnen asfalt

Anja ENELL1, Ciaran McNALLY2, Roman
LICBINSKY3, Aoife QUINN2, Jiri HUZLIK3, Ola
WIK1,Vincent GAUDEFROY4, Virginie MOUILLET4
1Statens geotekniska institut (SGI), Sverige
2University College Dublin (UCD), Irland

3Transport Research Centre (CDV), Tjeckien

4IFSTTAR & LCPC, Frankrike
Re-Road

Re-Road - End of life strategies of
   asphalt pavements:
  Projekt inom EUs FP7 program
  Trafikverket, (VTI & SGI)
  2009-2012


Samarbetspartners denna studie:
  Statens geotekniska
   institut, Sverige
  University College Dublin, Irland
  Transport Research
   Centre, Tjeckien
  IFSTTAR & LCPC, Frankrike
Syfte och mål

 Identifiera lämpliga
  testmetoder för
  miljökarakterisering av
  återvunnen asfalt
 Utvärdera metoder och ta
  fram data för olika typer
  av RA
 Ge vägledning
 Data till riskbedömning &
livscykelanalys

 RA = Reclaimed Asphalt
Asfaltsbeläggningens livscykel
      Nytt
      material

                                       1. Luft


                                       2. Vatten


                          Emissioner




                 Avfall
Verktygslådan http://re-road.fehrl.org
                            Identifiera potentiellt farliga
                                ämnen i RA (bestäm
                                   målsubstanser)



           Vattenburna emissioner                   Luftburna emissioner


                                                                1. Test för
    2. Laktester        4. Biotillgänglighetstest                luftburna
        (3 st)                                                  emissioner


                                       In-put till
 3. Vidare karaktäri-                                              5. Metoder för
                                    riskbedömning
  sering med eko-                                                   kvantifiering
                                    och LCA av RA
toxikologiska tester                                                av PAH i RA
Emissioner till luft

  Emissioner                      Fält studier         Emissioner
      från
                             Emissioner av                från
  förbränning
                            organiska ämnen             asfalten


Vid produktion (Drum mix plant)                  Vid beläggning
Emissionernas sammansättning
Testmetod luftburna emissioner




 T=145 C




       Fumes
               Filter




                                XAD-2
                                resin   Pump



           BSM sampler   SVOC sampler
Emissioner i fält
Simulering i lab                               Sequenced mixing of HMA



          4 min                             4 min                            4 min                              4 min



                           10 min                          10 min                                10 min




                                                                                             r
                                                                                         she
                                                      ck
                      ng




                                                                                    fini
                                                  tru
                 tur i




                                                                                the




                                                                                                                          w
                                              the
            f ac




                                                                                                                      cre
                                                                                   o
         anu




                                                 o




                                                                                                                 er s
                                                                              er t
                                            er t
      Am




                                                                          nsf
                                        nsf




                                                                                                             i sh
                                                                      Tra
    HM




                                    Tra




                                                                                                          Fin
                                                           Schema A                                                           Time




                           TOCe continuous measurement by FID system


      Sequenced sampling of SVOC on 4 resin cartridges and of BSM on 1 filter




                                                           Schema B                                                           Time
Slutsatser - Testmetod för luftburna emissioner

• Möjliggör både kvantitativ och kvalitativ
  detektion
    TOC, SVOC, BSM, PAH (både i gas- och partikelfas)
• Inblandning av RA kan påverka emissionerna
    Tjärasfalt
    Bindemedel med modifierad bitumen
Testmetoden har stor potential
 - men behöver kalibreras och valideras mot
 fältdata
Emissioner till vatten - laktester




                  Utlakning
Tre olika laktester
1. Perkolationstest
    •   CEN/TC 351 N 0272. Draft Generic
        horizontal up-flow percolation test
        for the release of substances from
        granular construction products
Tre olika laktester
1. Perkolationstest
    •   CEN/TC 351 N 0272. Draft Generic
        horizontal up-flow percolation test
        for the release of substances from
        granular construction products
2. Batch test
    •   (ISO/TS 21268-1:2007)




                                              L/S=2

                                              Test tid = 24h
Tre olika laktester
                                               ER-H metoden
 1. Perkolationstest                           (ER-H = chemical Equlibrium
     •   CEN/TC 351 N 0272. Draft Generic      Recirculation column test for
         horizontal up-flow percolation test   Hydrophobic organic compounds
         for the release of substances from
         granular construction products
 2. Batch test
     •   (ISO/TS 21268-1:2007)
 3. Kolonntest med
    återcirkulationtion
     •   ER-H metoden (Gamst et al. 2007)
Jämförelse av metoder – resultat
Jämförelse av metoder – resultat
Lakutrustningens design påverkar
                           Perkolationstest med olika
                           design:

                           SGI = rostfria rör, ingen
                           filtrering

                           UCD =
                           teflonslangar, glasfiberfilter
Lakutrustningens design påverkar
                           Perkolationstest med olika
                           design:
            Nickel
                           SGI = rostfria rör, ingen
                           filtrering

                           UCD =
                           teflonslangar, glasfiberfilter
Vägledning vid val av laktest
Mer info hittar ni här:
http://re-road.fehrl.org

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Session 83 Anja Enell

  • 1. Verktygslåda för miljökaraktärisering av återvunnen asfalt Anja ENELL1, Ciaran McNALLY2, Roman LICBINSKY3, Aoife QUINN2, Jiri HUZLIK3, Ola WIK1,Vincent GAUDEFROY4, Virginie MOUILLET4 1Statens geotekniska institut (SGI), Sverige 2University College Dublin (UCD), Irland 3Transport Research Centre (CDV), Tjeckien 4IFSTTAR & LCPC, Frankrike
  • 2. Re-Road Re-Road - End of life strategies of asphalt pavements:  Projekt inom EUs FP7 program  Trafikverket, (VTI & SGI)  2009-2012 Samarbetspartners denna studie:  Statens geotekniska institut, Sverige  University College Dublin, Irland  Transport Research Centre, Tjeckien  IFSTTAR & LCPC, Frankrike
  • 3. Syfte och mål  Identifiera lämpliga testmetoder för miljökarakterisering av återvunnen asfalt  Utvärdera metoder och ta fram data för olika typer av RA  Ge vägledning  Data till riskbedömning & livscykelanalys RA = Reclaimed Asphalt
  • 4. Asfaltsbeläggningens livscykel Nytt material 1. Luft 2. Vatten Emissioner Avfall
  • 5. Verktygslådan http://re-road.fehrl.org Identifiera potentiellt farliga ämnen i RA (bestäm målsubstanser) Vattenburna emissioner Luftburna emissioner 1. Test för 2. Laktester 4. Biotillgänglighetstest luftburna (3 st) emissioner In-put till 3. Vidare karaktäri- 5. Metoder för riskbedömning sering med eko- kvantifiering och LCA av RA toxikologiska tester av PAH i RA
  • 6. Emissioner till luft Emissioner Fält studier Emissioner från Emissioner av från förbränning organiska ämnen asfalten Vid produktion (Drum mix plant) Vid beläggning
  • 8. Testmetod luftburna emissioner T=145 C Fumes Filter XAD-2 resin Pump BSM sampler SVOC sampler
  • 10. Simulering i lab Sequenced mixing of HMA 4 min 4 min 4 min 4 min 10 min 10 min 10 min r she ck ng fini tru tur i the w the f ac cre o anu o er s er t er t Am nsf nsf i sh Tra HM Tra Fin Schema A Time TOCe continuous measurement by FID system Sequenced sampling of SVOC on 4 resin cartridges and of BSM on 1 filter Schema B Time
  • 11. Slutsatser - Testmetod för luftburna emissioner • Möjliggör både kvantitativ och kvalitativ detektion TOC, SVOC, BSM, PAH (både i gas- och partikelfas) • Inblandning av RA kan påverka emissionerna Tjärasfalt Bindemedel med modifierad bitumen Testmetoden har stor potential - men behöver kalibreras och valideras mot fältdata
  • 12. Emissioner till vatten - laktester Utlakning
  • 13. Tre olika laktester 1. Perkolationstest • CEN/TC 351 N 0272. Draft Generic horizontal up-flow percolation test for the release of substances from granular construction products
  • 14. Tre olika laktester 1. Perkolationstest • CEN/TC 351 N 0272. Draft Generic horizontal up-flow percolation test for the release of substances from granular construction products 2. Batch test • (ISO/TS 21268-1:2007) L/S=2 Test tid = 24h
  • 15. Tre olika laktester ER-H metoden 1. Perkolationstest (ER-H = chemical Equlibrium • CEN/TC 351 N 0272. Draft Generic Recirculation column test for horizontal up-flow percolation test Hydrophobic organic compounds for the release of substances from granular construction products 2. Batch test • (ISO/TS 21268-1:2007) 3. Kolonntest med återcirkulationtion • ER-H metoden (Gamst et al. 2007)
  • 16. Jämförelse av metoder – resultat
  • 17. Jämförelse av metoder – resultat
  • 18. Lakutrustningens design påverkar Perkolationstest med olika design: SGI = rostfria rör, ingen filtrering UCD = teflonslangar, glasfiberfilter
  • 19. Lakutrustningens design påverkar Perkolationstest med olika design: Nickel SGI = rostfria rör, ingen filtrering UCD = teflonslangar, glasfiberfilter
  • 20. Vägledning vid val av laktest
  • 21. Mer info hittar ni här: http://re-road.fehrl.org