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|
Wood Round Column Load Bearing Chart |
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|
Column Diameter |
Column Length |
Load Bearing |
|
6" |
4'-9' |
4,000 |
|
8" |
4'-10',12' |
6,000 |
|
10" |
4'-10',12' |
7,000 |
|
12" |
4'-10',12',14',16', 18' |
8,000 |
|
14" |
10',12',14',16', 18' |
8,000 |
|
16" |
4'-10',12',14',16', 18',20' |
10,000 |
|
18" |
12',14',16', 18',20' |
14,000 |
|
20" |
12', 14', 16', 18', 20' |
16,000 |
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22" |
18', 20', 22', 24' |
16,000 |
|
24" |
18', 20', 22', 24' |
16,000 |
|
26" |
18', 20', 22', 24' |
16,000 |
|
28" |
18', 20', 22', 24' |
16,000 |
|
30" |
18', 20', 22', 24' |
16,000 |
All load capacities are based on axial loads with no moments. Allowable wood stress in compression parallel to grain is 850 PSI. Loads must be concentrically distributed evenly over the top of the column shaft. Capacities are per post/column and allow for a safety factor of 5.
| SQUARE FIBERGLASS PLAIN & FLUTED LOAD-BEARING CAPACITIES |
|
| Size | Load Bearing Capacity |
|
6" |
8,000 |
|
8" |
10,000 |
|
10" |
10,000 |
|
12" |
10,000 |
ROUND FIBERGLASS PLAIN & FLUTED LOAD-BEARING CAPACITIES
Load Bearing / Legacy Report