bracing for pipes of materials other than steel and copper shall be
provided at intervals not to exceed the hanger spacing as specified in
Section 15400A PLUMBING, GENERAL PURPOSE. Bracing shall consist of at
least one vertical angle 50 x 50 mm x 16 gauge 2 x 2 inches x 16 gauge and
one diagonal angle of the same size.
3.5.1
Longitudinal Sway Bracing
Longitudinal sway bracing shall be provided in accordance with Section
15070ASEISMIC CONTROL FOR MECHANICAL EQUIPMENT.
3.5.2
Anchor Rods, Angles, and Bars
Anchor rods, angles, and bars shall be bolted to either pipe clamps or pipe
flanges at one end and cast-in-place concrete or masonry insert or clip
angles bolted to the steel structure on the other end. Rods shall be solid
metal or pipe as specified below. Anchor rods, angles, and bars shall not
exceed lengths given in the tabulation below.
3.5.3
Maximum Length for Anchor Braces
Maximum
Length*
Type
Size (millimeters)
(meters)
Angles
38
x
38
x
6
1.5
50
x
50
x
6
2.0
64
x
38
x
6
2.5
75
x
64
x
6
2.5
75
x
75
x
6
3.0
Rods
91
1.0
22
1.0
Flat Bars
38 x 6
0.4
50 x 6
0.4
50 x 10
0.5
Pipes (40s)
25
2.0
32
2.8
40
3.2
50
4.0
Maximum
Length*
Type
Size (Inches)
(Feet/Inches)
Angles
1-1/2 x 1-1/2
x
1/4
4-10
2x2
x
1/4
6-6
2-1/2 x 1-1/2
x
1/4
8-0
3 x 2-1/2
x
1/4
8-10
3x3
x
1/4
9-10
Rods
3/4
3-1
7/8
3-8
Flat Bars
1-1/2 x 1/4
1-2
2 x 1/4
1-2
2 x 3/8
1-9
SECTION 13080
Page 14
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