HomeMy WebLinkAbout221.2012'•
material to be
ASTM A 36 Y4"
plate galvanized
Smooth Coupling Band
for Smooth Pipe
T
Plate Detail
coupling band
NOTE:
1.
The smooth coupling band shall be used in
1
collar (2" pipe)
combination with concrete pipe.
2.
Concrete pipe without bell and spigot shall
not be installed on grades in excess of 20%.
weld
3.
The first anchor shall be installed on the first
weld
plate (see detail)
section of the lower end of the pipe and
remaining anchors evenly spaced throughout
the installation.
material to be ASTM
4.
If the pipe being installed has a manhole or
1 2' x 6' pipe stakes
A 36 galvanized after
fabrication per ASTM
catch basin on the lower end of the pipe, the
each side of culvert
A 153
first pipe anchor may be eliminated.
5.
When CMP is used, the anchors may be
attached to the coupling bands used to join
flatten to point
the pipe as long as the specified spacing is
Anchor Assembly
not exceeded.
Corrugated Metal Pipe
6.
All pipe anchors shall be securely installed
before backfilling around the pipe.
I Y � STD. PLAN - 221.20
+ + PUBLIC WORKS DETAILS FOR COUPLING BANDS
�NTo� DEPARTMENT FOR CORRUGATED METAL PIPES
MARCH 2008