WorthingtonCast™ Columns will add style and personality to any home. These fiberglass porch columns, also called Cast Columns, are our most popular and best-selling architectural columns. Worthington’s Cast Columns come in many different options. We offer square and round Cast Columns, along with offering many different heights and diameters. Our Cast Fiberglass Columns are also offered with fluted or plain shafts. We also offer our fiberglass columns in wrap around or half pilasters. Our round and square cast columns come with numerous options for capitals and bases as well, presenting the style you are looking for. Worthington Cast Columns are virtually maintenance free and are load bearing making your project structurally sound as well as stunning.
Round Column Specifications
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Diameter
A
B
C
D
E
F
G
H
Load Capacity
6″
5 5/8
5
8 1/2
1 7/16
1 3/4
7 1/2
1
5/8
8,000
8″
7 5/8
6 1/2
10 1/4
1 7/8
2 1/2
9 1/2
1 3/8
1 1/8
10,000
10″
9 5/8
8 1/4
12 3/4
2 1/2
3
11 15/16
1 7/8
1 1/4
14,000
12″
11 5/8
9 11/16
15 1/8
2 7/8
3 1/4
14 3/8
2 1/8
1 1/2
18,000
14″
13 5/8
11 3/8
18 5/8
3 3/8
4 1/8
16 3/8
2 7/16
1 5/8
20,000
16″
15 5/8
13
21 3/8
4
4 5/8
18 1/2
2 13/16
1 11/16
20,000
18″
17 5/8
15
24 1/8
4 5/16
5 1/2
21 1/4
3 1/4
2 1/4
20,000
20″
20
17
27
4 3/4
6
24 1/8
3 1/2
2 7/16
20,000
22″
22
18 1/2
29 3/4
5 1/4
6 7/8
26 1/2
3 3/4
2 1/2
20,000
24″
24
20
32 1/2
5 3/4
7 1/2
28 3/4
4 1/8
2 3/4
20,000
26″
26
22
35
6 1/4
8 3/8
31 1/2
4 3/8
3
20,000
28″
28
23 1/2
38
6 3/4
8 3/4
33 3/8
4 3/4
3 1/4
20,000
30″
30
25
40 1/2
7 1/4
9 1/4
35 3/4
5 1/8
3 1/2
20,000
32″
32
27
43 3/8
7 3/4
10
37 5/8
5 1/2
3 3/4
20,000
34″
34
28 1/2
46
8 1/4
10 7/8
41
5 3/4
3 7/8
20,000
36″
36
30
48 3/4
8 3/4
11 3/8
42 3/4
6 1/4
4 1/4
20,000
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Bottom Diameter (inches)
Inside Top Dia. (inches)
Largest Round Support (inches)
Largest Square Support (inches)
6
3 3/4
3 1/4
2 1/4
8
5 1/2
5
3 1/2
10
7 1/4
6 3/4
4 3/4
12
8 11/16
8 3/16
5 3/4
14
9 7/8
9 3/8
6 5/8
16
11 1/2
11
7 3/4
18
12
11 1/2
8 1/8
20
15
14 1/2
10 1/4
22
16 1/2
16
11 1/4
24
18
17 1/2
12 3/8
26
19
17 1/2
12 3/8
28
20
19 1/2
13 3/4
30
22
21 1/2
15 1/8
36
29 3/8
29 9/16
20 9/16
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Columns can be split to the following plan types:
Plan ANo changes done to the column structure.
Plan BUsed when wrapping this column around a corner. This is a 1/4 cut out.
Plan CUsed against a wall.
Plan DFor columns that are going around an existing structural support and pilasters.
Plan Q1/4 cut used when putting a column in an inside corner. (the 3/4 piece is also shipped.)
Note: These dimensions allow for saw curve as columns are split. Split columns are non-load bearing.
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Columns can be split to the following plan types:
Plan E No changes done to the column structure.
Plan F Used against a wall.
Plan G 1/4 cut used when putting a column in an inside corner.
Plan H Used when wrapping this column around a corner.
Plan K For columns that are going around an existing structural support and pilasters.
Plan OFor columns that are placed in an inside corner.
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WorthingtonSquare Cast columns may be ordered with the following eight types of capitals: Tuscan, Empire, Angular Greek Ionic, Greek Erectheum, Roman Corinthian, Roman Ionic, Scamozzi and Temple of Winds.
We offer the following two types of bases: Attic and Tuscan.
