ENGINEERING YOUR SAFETY
WWW.HIGHWAYCARE.COM
Rev. C
–
10/18
©2018 Highway Care Limited. All Rights Reserved.
Page
12
of
61
Standard
–
MASH TL-3
Below is a table showing the expected deflections of the TL-3 BG800 system if impacted at various
angles and various speeds with a 2270kg Truck (60.0m Between Anchors).
Impact Speed
(mph)
Impact Speed
(km/h)
Deflection (m)
5˚
10˚
15˚
20˚
25˚
25
40
0.01
0.04
0.10
0.17
0.26
31
50
0.02
0.07
0.15
0.26
0.40
37
60
0.02
0.10
0.22
0.38
0.58
40
64
0.03
0.11
0.22
0.44
0.67
43
70
0.03
0.13
0.25
0.52
0.79
50
80
0.04
0.17
0.30
0.68
1.03
56
90
0.06
0.22
0.39
0.86
1.31
60
97
0.06
0.25
0.49
0.99
1.51
62
100
0.07
0.27
0.56
1.06
1.61
Lower Deflection System (LDS)
–
NCHRP 350 TL-3
Below is a table showing the expected deflections of the LDS TL-3 BG800 system if impacted at various
angles and various speeds with a 2000kg Truck (12.0m Between Anchors).
Impact Speed
(mph)
Impact Speed
(km/h)
Deflection (m)
5˚
10˚
15˚
20˚
25˚
25
40
0.01
0.02
0.06
0.10
0.15
31
50
0.01
0.04
0.09
0.15
0.23
40
64
0.02
0.06
0.14
0.25
0.38
43
70
0.02
0.08
0.17
0.30
0.45
50
80
0.03
0.10
0.22
0.39
0.59
56
90
0.03
0.13
0.28
0.49
0.75
62
100
0.04
0.16
0.35
0.60
0.92
