Helical Foundations (4B)

SQUARE SHAFT

Type SS225 Series

Helical 2-1/4” Round Corner Square Shaft Products

Common Lead Configurations

Plate Diameter

Catalog Number (See Notes Page 12)

Nominal Length (ft)

Effective Length (in)*

Weight (lbs)

Helix Grade

A B

C

D

C1100543 C1100544 C1100591 C1100545

6T

8T

10T

-

5

52.3

108

80

8T

10T

12T

-

7

72.5

146

80

8T

10T

12T

14T

10

112.8

142

80

14T

14T

14T

-

10

142.8

250

80

*Effective length: from leading edge of bottom helix to center of bolt hole. “T” after plate diameter means 1 ⁄ 2 " thick helix.

Common Extension Configurations

EXTENSION WITH HELICAL PLATE

Plate Diameter

Catalog Number (See Notes Page 12)

Nominal Length (ft)

Effective Length (in)*

Weight (lbs)

Helix Grade

A

B

C

C1100646 C1100647 C1100650 C1100652

-

-

-

5

52.1

88

- - -

-

-

-

7

72.1

116

- - -

14T

-

-

5

52.1

79

80

14T

14T

-

7

72.1

170

80

* Effective length: from bolt hole to bolt hole. “T” after plate diameter means 1 ⁄ 2 " thick helix.

https://www.hubbell.com/hubbellpowersystems/en/ | 4B-11