Bautechnische Untersuchungen: Unterschied zwischen den Versionen

K
K
Zeile 4: Zeile 4:
  
  
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{| class="wikitable" style="font-size:10pt"
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|+[Erstprüfung am Mischgut]
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| style="width:10%" |
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| style="width:5%" |
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| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
 +
| style="width:4,5%" |
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| style="width:4,5%" |
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|-
 +
|
 +
|
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| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 1
 +
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 2
 +
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 3
 +
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 4
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| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 5
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| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 6
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|-
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|
 +
|
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| colspan="9" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |3 Versuchsfelder (VF) mit '''Temperaturabgesenktem Asphalt (TA-Asphalt)'''
 +
Temperaturabsenkung um ca. 20 K
 +
 +
'''Splittmastixasphalt (SMA 8 S)'''
 +
| colspan="9" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |3 Versuchsfelder (VF) mit '''konv. heißgemischtem Asphalt'''
 +
Einbautemperatur von min. 140 °C bis max. 190 °C
 +
 +
'''Splittmastixasphalt (SMA 8 S)'''
 +
|-
 +
| colspan="2" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Asphaltspezifikationen
 +
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |SMA 8 S
 +
 +
PmB 25/45 VL
 +
 +
0 M.-% AG
 +
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |SMA 8 S
 +
PmB 25/45 VL
 +
 +
20 M.-% AG
 +
| colspan="3" style="text-align:center;border-width:2px 2px 2px 2px;border-color:#000000;" |SMA 8 S
 +
PmB 25/45 VL
 +
 +
50 M.-% AG
 +
| colspan="3" style="text-align:center;border-width: 2px 2px 1px 2px;border-color:#000000;" |SMA 8 S
 +
PmB 25/55-55 A
 +
 +
50 M.-% AG
 +
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |SMA 8 S
 +
PmB 25/55-55 A
  
 +
20 M.-% AG
 +
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |SMA 8 S
 +
PmB 25/55-55 A
 +
 +
0 M.-% AG
 +
|-
 +
| style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Kenngröße
 +
| style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Einheit
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |Ist
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |Soll (EP)
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |Toleranz
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |Ist
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |Soll (EP)
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |Toleranz
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |Ist
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |Soll (EP)
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |Toleranz
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |Ist
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |Soll (EP)
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |Toleranz
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |Ist
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |Soll (EP)
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |Toleranz
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |Ist
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |Soll (EP)
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |Toleranz
 +
|-
 +
| colspan="20" style="border-width: 2px 2px 2px 2px;border-color:#000000;background-color:#eaecf0;" |Bitumen
 +
|-
 +
| style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Erweichungspunkt Ring und Kugel
 +
| style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |°C
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |81,6
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |85,5
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |≤ 93,5
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |77,0
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |85,5
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |≤ 93,5
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |75,8
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |85,5
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |≤ 93,5
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |70,8
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |≤ 71,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |73,6
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |≤ 71,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |70,2
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |≤ 71,0
 +
|-
 +
| style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Elastische Rückstellung
 +
| style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |%
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |51
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |≥ 40
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |gerissen bei 181 mm
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |49
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |≥ 40
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |gerissen bei 163 mm
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |53
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |≥ 40
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |gerissen bei 150 mm
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |59
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |≥ 40
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |gerissen bei 184 mm
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |56
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |≥ 40
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |gerissen bei 150 mm
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |64
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |≥ 40
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |
 +
|-
 +
| colspan="20" style="border-width: 2px 2px 1px 2px;border-color:#000000;background-color:#eaecf0;" |Asphaltmischgut
 +
|-
 +
| style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Hohlraumgehalt
 +
| style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Vol.-%
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |1,9
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |2,5 - 3,0
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |1,5 - 4,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |2,6
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |2,5 - 3,0
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |1,5 - 4,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |2,4
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |2,5 - 3,0
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |1,5 - 4,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |1,3
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |2,5 - 3,0
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |1,5 - 4,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |2,3
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |2,5 - 3,0
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |1,5 - 4,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |2,2
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |2,5 - 3,0
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |1,5 - 4,0
 +
|-
 +
| colspan="20" style="border-width: 2px 2px 1px 2px;border-color:#000000;background-color:#eaecf0;" |Zusammensetzung Asphaltmischgut - Korngrößenverteilung
 +
|-
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |grobe Gesteinskörnung
 +
> 2 mm
 +
| style="text-align:center;border-width: 2px 2px 1px 2px;border-color:#000000;" |M.-%
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |71,9
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |74,0
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |66,0 - 82,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |71,1
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |74,1
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |66,1 - 82,1
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |66,5
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |74,4
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |66,4 - 82,4
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |66,7
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |73,4
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |65,4 - 81,4
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |69,0
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |73,2
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |65,2 - 81,2
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |71,0
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |74,0
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |66,0 - 82,0
 +
|-
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |feine Gesteinskörnung
 +
0,063 - 2 mm
 +
| style="text-align:center;border-width: 2px 2px 1px 2px;border-color:#000000;" |M.-%
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |17,9
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |15,8
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |7,8 - 23,8
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |20,1
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |17,0
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |9,0 - 25,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |24,1
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |16,9
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |8,9 - 24,9
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |24,1
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |17,8
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |9,8 - 25,8
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |22,8
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |17,9
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |9,9 - 25,9
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |20,0
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |16,5
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |8,5 - 24,5
 +
|-
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |Füller
 +
<&nbsp;0,063 mm
 +
| style="text-align:center;border-width: 2px 2px 1px 2px;border-color:#000000;" |M.-%
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |10,2
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |10,2
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |7,2 - 13,2
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |8,8
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |8,9
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |5,9 - 11,9
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |9,4
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |8,7
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |8,9 - 24,9
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |9,2
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |17,8
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |9,8 - 25,8
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |8,2
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |8,9
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |5,9 - 25,9
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |9,0
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |9,5
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |6,5 - 12,5
 +
|-
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |Überkornanteil
 +
>&nbsp;8,0 mm
 +
| style="text-align:center;border-width: 2px 2px 1px 2px;border-color:#000000;" |M.-%
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |3,5
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |≤ 10,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |4,9
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |≤ 10,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |5,8
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |≤ 10,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |5,4
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |≤ 10,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |4,1
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |≤ 10,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |3,5
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |≤ 10,0
 +
|-
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |Grobkornanteil
 +
>&nbsp;5,6 mm
 +
| style="text-align:center;border-width: 2px 2px 1px 2px;border-color:#000000;" |M.-%
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |48,9
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |52,4
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |44,4 - 60,4
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |47,9
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |52,9
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |44,9 - 60,9
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |44,6
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |51,8
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |43,8 - 59,8
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |44,4
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |51,7
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |43,7 - 59,7
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |45,7
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |52,0
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |44,0 - 60,0
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |47,3
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |51,5
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |43,5 - 59,5
 +
|-
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |Kornanteil
 +
<&nbsp;0,125 mm
 +
| style="text-align:center;border-width: 2px 2px 1px 2px;border-color:#000000;" |M.-%
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 +
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |
 +
|-
 +
| colspan="20" style="background-color:#FFFFFF;text-align:right;border-style: solid hidden hidden hidden;border-width: 2px 0px 0px 0px;border-color:#000000;padding: 1px" |Quelle: Nach Ingenieurgesellschaft PTM Dortmund mbH, Daniel Gogolin
 +
|}
  
 
{| class="wikitable" style="font-size:10pt"
 
{| class="wikitable" style="font-size:10pt"
Zeile 34: Zeile 327:
 
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 2
 
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 2
 
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 3
 
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 3
−
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 4
+
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" | Versuchsfeld 4
 
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 5
 
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 5
 
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 6
 
| colspan="3" style="text-align:center;border-width: 2px 2px 2px 2px;border-color:#000000;" |Versuchsfeld 6
Zeile 132: Zeile 425:
 
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |gerissen bei&nbsp;150 mm
 
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |gerissen bei&nbsp;150 mm
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |59
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |59
−
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" | ≥ 40
+
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |≥ 40
 
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |gerissen bei&nbsp;184 mm
 
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |gerissen bei&nbsp;184 mm
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |56
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |56
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |≥ 40
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |≥ 40
−
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" | gerissen bei&nbsp;150 mm
+
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |gerissen bei&nbsp;150 mm
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |64
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |64
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |≥ 40
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |≥ 40
Zeile 197: Zeile 490:
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |17,0
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |17,0
 
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |9,0 - 25,0
 
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |9,0 - 25,0
−
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" | 24,1
+
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |24,1
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |16,9
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |16,9
 
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |8,9 - 24,9
 
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |8,9 - 24,9
Zeile 212: Zeile 505:
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |Füller
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |Füller
 
<&nbsp;0,063 mm
 
<&nbsp;0,063 mm
−
| style="text-align:center;border-width: 2px 2px 1px 2px;border-color:#000000;" | M.-%
+
| style="text-align:center;border-width: 2px 2px 1px 2px;border-color:#000000;" |M.-%
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |10,2
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |10,2
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |10,2
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |10,2
Zeile 240: Zeile 533:
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |4,9
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |4,9
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
−
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" | ≤ 10,0
+
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |≤ 10,0
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |5,8
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |5,8
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |
Zeile 262: Zeile 555:
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |47,9
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |47,9
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |52,9
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |52,9
−
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" | 44,9 - 60,9
+
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |44,9 - 60,9
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |44,6
 
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |44,6
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |51,8
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |51,8
Zeile 272: Zeile 565:
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |52,0
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |52,0
 
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |44,0 - 60,0
 
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |44,0 - 60,0
−
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" | 47,3
+
| style="text-align:center;border-width: 2px 1px 2px 2px;border-color:#000000;" |47,3
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |51,5
 
| style="text-align:center;border-width: 2px 1px 2px 1px;border-color:#000000;" |51,5
 
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |43,5 - 59,5
 
| style="text-align:center;border-width: 2px 2px 2px 1px;border-color:#000000;" |43,5 - 59,5
Zeile 304: Zeile 597:
 
{| class="wikitable"
 
{| class="wikitable"
 
|+
 
|+
−
! rowspan="2" style="width:7%;text-align:center;" | Feld Nr.
+
! rowspan="2" style="width:7%;text-align:center;" |Feld Nr.
 
! rowspan="2" style="width:10%;text-align:center;" |Station
 
! rowspan="2" style="width:10%;text-align:center;" |Station
 
! rowspan="2" style="width:8%;text-align:center;" |Lage in Einbau-richtung
 
! rowspan="2" style="width:8%;text-align:center;" |Lage in Einbau-richtung
Zeile 313: Zeile 606:
 
|-
 
|-
 
! style="text-align:center;" |Ist
 
! style="text-align:center;" |Ist
−
! style="text-align:center;" | Soll
+
! style="text-align:center;" |Soll
 
! style="text-align:center;" |Ist
 
! style="text-align:center;" |Ist
−
! style="text-align:center;" | Soll
+
! style="text-align:center;" |Soll
 
|-
 
|-
 
| rowspan="12" style="text-align:center;" |VF 4
 
| rowspan="12" style="text-align:center;" |VF 4
Zeile 325: Zeile 618:
 
| style="text-align:center;color:red;" |14,1
 
| style="text-align:center;color:red;" |14,1
 
| style="text-align:center;" |≤ 5,0
 
| style="text-align:center;" |≤ 5,0
−
| style="text-align:center;" | hinter Fertiger
+
| style="text-align:center;" |hinter Fertiger
 
|-
 
|-
 
| style="text-align:center;" |2,315
 
| style="text-align:center;" |2,315
−
| style="text-align:center;color:red;" | 93,1
+
| style="text-align:center;color:red;" |93,1
 
| style="text-align:center;" |≥ 98,0
 
| style="text-align:center;" |≥ 98,0
 
| style="text-align:center;color:red;" |8,2
 
| style="text-align:center;color:red;" |8,2
 
| style="text-align:center;" |≤ 5,0
 
| style="text-align:center;" |≤ 5,0
−
| style="text-align:center;" | 2 x dyn.
+
| style="text-align:center;" |2 x dyn.
 
|-
 
|-
 
| style="text-align:center;" |2,422
 
| style="text-align:center;" |2,422
Zeile 349: Zeile 642:
 
|-
 
|-
 
| style="text-align:center;" |2,454
 
| style="text-align:center;" |2,454
−
| style="text-align:center;" | 98,7
+
| style="text-align:center;" |98,7
 
| style="text-align:center;" |≥ 98,0
 
| style="text-align:center;" |≥ 98,0
 
| style="text-align:center;" |2,7
 
| style="text-align:center;" |2,7
Zeile 357: Zeile 650:
 
| style="text-align:center;" |2,472
 
| style="text-align:center;" |2,472
 
| style="text-align:center;" |99,4
 
| style="text-align:center;" |99,4
−
| style="text-align:center;" | ≥ 98,0
+
| style="text-align:center;" |≥ 98,0
−
| style="text-align:center;" | 2,0
+
| style="text-align:center;" |2,0
 
| style="text-align:center;" |≤ 5,0
 
| style="text-align:center;" |≤ 5,0
 
| style="text-align:center;" |2 x dyn.
 
| style="text-align:center;" |2 x dyn.
Zeile 381: Zeile 674:
 
|-
 
|-
 
| style="text-align:center;" |2,446
 
| style="text-align:center;" |2,446
−
| style="text-align:center;" | 98,3
+
| style="text-align:center;" |98,3
 
| style="text-align:center;" |≥ 98,0
 
| style="text-align:center;" |≥ 98,0
 
| style="text-align:center;" |3,0
 
| style="text-align:center;" |3,0
Zeile 389: Zeile 682:
 
| style="text-align:center;" |2,455
 
| style="text-align:center;" |2,455
 
| style="text-align:center;" |98,7
 
| style="text-align:center;" |98,7
−
| style="text-align:center;" | ≥ 98,0
+
| style="text-align:center;" |≥ 98,0
 
| style="text-align:center;" |2,6
 
| style="text-align:center;" |2,6
 
| style="text-align:center;" |≤ 5,0
 
| style="text-align:center;" |≤ 5,0
Zeile 395: Zeile 688:
 
|-
 
|-
 
| style="text-align:center;" |2,464
 
| style="text-align:center;" |2,464
−
| style="text-align:center;" | 99,1
+
| style="text-align:center;" |99,1
 
| style="text-align:center;" |≥ 98,0
 
| style="text-align:center;" |≥ 98,0
 
| style="text-align:center;" |2,3
 
| style="text-align:center;" |2,3

Version vom 25. Juni 2024, 14:23 Uhr

[Einleitung]



[Erstprüfung am Mischgut]
Versuchsfeld 1 Versuchsfeld 2 Versuchsfeld 3 Versuchsfeld 4 Versuchsfeld 5 Versuchsfeld 6
3 Versuchsfelder (VF) mit Temperaturabgesenktem Asphalt (TA-Asphalt)

Temperaturabsenkung um ca. 20 K

Splittmastixasphalt (SMA 8 S)

3 Versuchsfelder (VF) mit konv. heißgemischtem Asphalt

Einbautemperatur von min. 140 °C bis max. 190 °C

Splittmastixasphalt (SMA 8 S)

Asphaltspezifikationen SMA 8 S

PmB 25/45 VL

0 M.-% AG

SMA 8 S

PmB 25/45 VL

20 M.-% AG

SMA 8 S

PmB 25/45 VL

50 M.-% AG

SMA 8 S

PmB 25/55-55 A

50 M.-% AG

SMA 8 S

PmB 25/55-55 A

20 M.-% AG

SMA 8 S

PmB 25/55-55 A

0 M.-% AG

Kenngröße Einheit Ist Soll (EP) Toleranz Ist Soll (EP) Toleranz Ist Soll (EP) Toleranz Ist Soll (EP) Toleranz Ist Soll (EP) Toleranz Ist Soll (EP) Toleranz
Bitumen
Erweichungspunkt Ring und Kugel °C 81,6 85,5 ≤ 93,5 77,0 85,5 ≤ 93,5 75,8 85,5 ≤ 93,5 70,8 ≤ 71,0 73,6 ≤ 71,0 70,2 ≤ 71,0
Elastische Rückstellung % 51 ≥ 40 gerissen bei 181 mm 49 ≥ 40 gerissen bei 163 mm 53 ≥ 40 gerissen bei 150 mm 59 ≥ 40 gerissen bei 184 mm 56 ≥ 40 gerissen bei 150 mm 64 ≥ 40
Asphaltmischgut
Hohlraumgehalt Vol.-% 1,9 2,5 - 3,0 1,5 - 4,0 2,6 2,5 - 3,0 1,5 - 4,0 2,4 2,5 - 3,0 1,5 - 4,0 1,3 2,5 - 3,0 1,5 - 4,0 2,3 2,5 - 3,0 1,5 - 4,0 2,2 2,5 - 3,0 1,5 - 4,0
Zusammensetzung Asphaltmischgut - Korngrößenverteilung
grobe Gesteinskörnung

> 2 mm

M.-% 71,9 74,0 66,0 - 82,0 71,1 74,1 66,1 - 82,1 66,5 74,4 66,4 - 82,4 66,7 73,4 65,4 - 81,4 69,0 73,2 65,2 - 81,2 71,0 74,0 66,0 - 82,0
feine Gesteinskörnung

0,063 - 2 mm

M.-% 17,9 15,8 7,8 - 23,8 20,1 17,0 9,0 - 25,0 24,1 16,9 8,9 - 24,9 24,1 17,8 9,8 - 25,8 22,8 17,9 9,9 - 25,9 20,0 16,5 8,5 - 24,5
Füller

< 0,063 mm

M.-% 10,2 10,2 7,2 - 13,2 8,8 8,9 5,9 - 11,9 9,4 8,7 8,9 - 24,9 9,2 17,8 9,8 - 25,8 8,2 8,9 5,9 - 25,9 9,0 9,5 6,5 - 12,5
Überkornanteil

> 8,0 mm

M.-% 3,5 ≤ 10,0 4,9 ≤ 10,0 5,8 ≤ 10,0 5,4 ≤ 10,0 4,1 ≤ 10,0 3,5 ≤ 10,0
Grobkornanteil

> 5,6 mm

M.-% 48,9 52,4 44,4 - 60,4 47,9 52,9 44,9 - 60,9 44,6 51,8 43,8 - 59,8 44,4 51,7 43,7 - 59,7 45,7 52,0 44,0 - 60,0 47,3 51,5 43,5 - 59,5
Kornanteil

< 0,125 mm

M.-%
Quelle: Nach Ingenieurgesellschaft PTM Dortmund mbH, Daniel Gogolin
[Kontrollprüfungen am Mischgut]
Versuchsfeld 1 Versuchsfeld 2 Versuchsfeld 3 Versuchsfeld 4 Versuchsfeld 5 Versuchsfeld 6
3 Versuchsfelder (VF) mit Temperaturabgesenktem Asphalt (TA-Asphalt)

Temperaturabsenkung um ca. 20 K

Splittmastixasphalt (SMA 8 S)

3 Versuchsfelder (VF) mit konv. heißgemischtem Asphalt

Einbautemperatur von min. 140 °C bis max. 190 °C

Splittmastixasphalt (SMA 8 S)

Asphaltspezifikationen SMA 8 S

PmB 25/45 VL

0 M.-% AG

SMA 8 S

PmB 25/45 VL

20 M.-% AG

SMA 8 S

PmB 25/45 VL

50 M.-% AG

SMA 8 S

PmB 25/55-55 A

50 M.-% AG

SMA 8 S

PmB 25/55-55 A

20 M.-% AG

SMA 8 S

PmB 25/55-55 A

0 M.-% AG

Kenngröße Einheit Ist Soll (EP) Toleranz Ist Soll (EP) Toleranz Ist Soll (EP) Toleranz Ist Soll (EP) Toleranz Ist Soll (EP) Toleranz Ist Soll (EP) Toleranz
Bitumen
Erweichungspunkt Ring und Kugel °C 81,6 85,5 ≤ 93,5 77,0 85,5 ≤ 93,5 75,8 85,5 ≤ 93,5 70,8 ≤ 71,0 73,6 ≤ 71,0 70,2 ≤ 71,0
Elastische Rückstellung % 51 ≥ 40 gerissen bei 181 mm 49 ≥ 40 gerissen bei 163 mm 53 ≥ 40 gerissen bei 150 mm 59 ≥ 40 gerissen bei 184 mm 56 ≥ 40 gerissen bei 150 mm 64 ≥ 40
Asphaltmischgut
Hohlraumgehalt Vol.-% 1,9 2,5 - 3,0 1,5 - 4,0 2,6 2,5 - 3,0 1,5 - 4,0 2,4 2,5 - 3,0 1,5 - 4,0 1,3 2,5 - 3,0 1,5 - 4,0 2,3 2,5 - 3,0 1,5 - 4,0 2,2 2,5 - 3,0 1,5 - 4,0
Zusammensetzung Asphaltmischgut - Korngrößenverteilung
grobe Gesteinskörnung

> 2 mm

M.-% 71,9 74,0 66,0 - 82,0 71,1 74,1 66,1 - 82,1 66,5 74,4 66,4 - 82,4 66,7 73,4 65,4 - 81,4 69,0 73,2 65,2 - 81,2 71,0 74,0 66,0 - 82,0
feine Gesteinskörnung

0,063 - 2 mm

M.-% 17,9 15,8 7,8 - 23,8 20,1 17,0 9,0 - 25,0 24,1 16,9 8,9 - 24,9 24,1 17,8 9,8 - 25,8 22,8 17,9 9,9 - 25,9 20,0 16,5 8,5 - 24,5
Füller

< 0,063 mm

M.-% 10,2 10,2 7,2 - 13,2 8,8 8,9 5,9 - 11,9 9,4 8,7 8,9 - 24,9 9,2 17,8 9,8 - 25,8 8,2 8,9 5,9 - 25,9 9,0 9,5 6,5 - 12,5
Überkornanteil

> 8,0 mm

M.-% 3,5 ≤ 10,0 4,9 ≤ 10,0 5,8 ≤ 10,0 5,4 ≤ 10,0 4,1 ≤ 10,0 3,5 ≤ 10,0
Grobkornanteil

> 5,6 mm

M.-% 48,9 52,4 44,4 - 60,4 47,9 52,9 44,9 - 60,9 44,6 51,8 43,8 - 59,8 44,4 51,7 43,7 - 59,7 45,7 52,0 44,0 - 60,0 47,3 51,5 43,5 - 59,5
Kornanteil

< 0,125 mm

M.-%
Quelle: Nach Ingenieurgesellschaft PTM Dortmund mbH, Daniel Gogolin


Feld Nr. Station Lage in Einbau-richtung gemessene Raumdichte in g/cm3 Verdichtungsgrad in % Hohlraumgehalt in Vol.-% Walzübergänge
Ist Soll Ist Soll
VF 4 Station 0+460 links 2,165 87,0 ≥ 98,0 14,1 ≤ 5,0 hinter Fertiger
2,315 93,1 ≥ 98,0 8,2 ≤ 5,0 2 x dyn.
2,422 97,4 ≥ 98,0 3,9 ≤ 5,0 2 x dyn. + 1 x stat.
2,434 97,9 ≥ 98,0 3,5 ≤ 5,0 2 x dyn.
2,454 98,7 ≥ 98,0 2,7 ≤ 5,0 2 x dyn.
2,472 99,4 ≥ 98,0 2,0 ≤ 5,0 2 x dyn.
Station 0+525 links 2,155 86,6 ≥ 98,0 14,5 ≤ 5,0 hinter Fertiger
2,365 95,1 ≥ 98,0 6,2 ≤ 5,0 2 x dyn.
2,446 98,3 ≥ 98,0 3,0 ≤ 5,0 2 x dyn.
2,455 98,7 ≥ 98,0 2,6 ≤ 5,0 2 x dyn.
2,464 99,1 ≥ 98,0 2,3 ≤ 5,0 2 x dyn.
Quelle: Nach Ingenieurgesellschaft PTM Dortmund mbH
Abgerufen von „https://rekoti.inf.bi.ruhr-uni-bochum.de/w/index.php?title=Bautechnische_Untersuchungen&oldid=7947“