The following data is obtained from the axle load survey conducted for 3 days. Axle Load (kN) No. of axles Ave. axle load LEF = (Li/L80 )4 ESAL80 30 to 40 50       40 to 50 69       50 to 60 66       60 to 70 79       70 to 80 100       80 to 90 98       90 to 100 111       100 to 110 78       110 to 120 68       120 to 130 78       130 to 140 51       140 to 150 56       Determine the following: Average axle load, load equivalent factor (LEF) Equivalent number of axle loads 80 kN ESAL repetitions for 3 days 80 kN ESAL repetitions per year

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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The following data is obtained from the axle load survey conducted for 3 days.

Axle Load (kN)

No. of axles

Ave. axle load

LEF = (Li/L80 )4

ESAL80

30 to 40

50

 

 

 

40 to 50

69

 

 

 

50 to 60

66

 

 

 

60 to 70

79

 

 

 

70 to 80

100

 

 

 

80 to 90

98

 

 

 

90 to 100

111

 

 

 

100 to 110

78

 

 

 

110 to 120

68

 

 

 

120 to 130

78

 

 

 

130 to 140

51

 

 

 

140 to 150

56

 

 

 

Determine the following:

  • Average axle load, load equivalent factor (LEF)
  • Equivalent number of axle loads
  • 80 kN ESAL repetitions for 3 days
  • 80 kN ESAL repetitions per year
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