Ballast Requirement Charts
1.Determine the Wind Speed requirement for the installation, and the Elevation Angle of the antenna.
2.Look up the required ballast for the antenna size being used.
3.Load the Base Trays with the required ballast using 4 x 8 x 16in solid cement blocks.
1.8m Ballast Chart
Elevation Ballast Required (lbs)at (Degrees) Specific Wind Speed (mph)
| 80 mph | 100 mph | 125 mph |
22° | 634 lbs | 1370 lbs | 2520 lbs |
40° | 494 lbs | 1069 lbs | 1966 lbs |
60° | 285 lbs | 617 lbs | 1134 lbs |
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2.4M offset Ballast
Elevation Ballast Required (lbs)at (Degrees) Specific Wind Speed (mph)
Chart |
| 80 mph | 100 mph | 125 mph |
22° | 1240 lbs | 2435 lbs | 4303 lbs | |
| 40° | 967 lbs | 1900 lbs | 3356 lbs |
| 60° | 558 lbs | 1095 lbs | 1936 lbs |
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3.1m Ballast Chart
Elevation | Ballast Required (lbs)at | ||
(Degrees) | Specific Wind Speed (mph) | ||
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| 80 mph | 100 mph | 125 mph |
0° | 2507 lbs | 4500 lbs | 7613 lbs |
20° | 1956 lbs | 3510 lbs | 5939 lbs |
40° | 1128 lbs | 2025 lbs | 3426 lbs |
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3.1m BallastChart
Elevation | B alla |
(deg) | W |
| 80 |
0 | 2507 |
20 | 1956 |
40 | 1128 |
28 lb
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