Overview

Oldcastle Infrastructure offers junction boxes in a variety of sizes and customization to meet your application needs. Underground junction boxes protect and provide easy access to communications, splice connections, and electrical utility wiring.

Specs & Guides

Measurement System:

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Concrete

Junction Box-Rectangular

Model: Standard Sizes in 1'-0 Increments L x W

MFG Plants: Elk River, Topeka, KS

Concrete

18″ x 18″ Junction Box

Model: JB-181830

MFG Plant: Brookshire, TX

Concrete

24″ x 24″ Junction Box

Model: JB-242436

MFG Plant: Brookshire, TX

Concrete

30″ x 30″ Junction Box

Model: JB-303036

MFG Plant: Brookshire, TX

Concrete

36″ x 36″ Junction Box

Model: JB-363636

MFG Plant: Brookshire, TX

Concrete

48″ x 48″ Junction Box

Model: JB-484848

MFG Plant: Brookshire, TX

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Your Project Deserves Expert Attention

Whether you're looking for additional product information or design assistance, or you’re ready to get a personalized quote, our dedicated team is here to guide you every step of the way.
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