
®
L a r g e S t r u c t u r e s S e t
A r c h C a u s e w a y
44
Arch Causeway Details
Use Flexible #3 Beams as cross members in the base of the support when there are no more #3 Beams.
#4
#6
SL
Flex 4
Flex 4
Flex 4
Flex 4
#4
#3
3 X 4
#3
3 X 4
#6
A
A
#3
#4
ST
CT
FR
#3
#4
A
#1
ST
A
#4
Flex 3
#2
#1
ST
#2
#1
ST
Use 3 X 4 Flat
Members to
cross brace.
CT
Cord
Cord
Figure: Arch Causeway Details
#4
#4
#4
#4
Flex 3
Cord
#1