Handholes
Precast concrete Electrical Handholes have proven to be a perfect example of value-added engineering. Due to their performance and versatility, precast concrete Electrical Handholes are the first choice for electrical systems.
Our standard precast Electrical Handholes are as follows:
- 2’X4’ Handhole
- 3’X5’ Handhole
- 4’X6’ Handhole
- 5’X7’ Handhole
- 6’X11’ Handhole
- Custom sizes are available upon request
Walker Industries also stocks fiberglass and polymer handholes in various sizes.
Manholes
Precast concrete Electrical Manholes install quickly and easily, strengthen over time, can be made watertight, and provide excellent durability during backfill and use.
Our standard precast Electrical Manholes are as follows:
- 4’X6’ Manhole
- 5’X7’ Manhole
- 6’X11’ Manhole
- Custom sizes are available upon request
Light Pole Bases
Walker Industries manufactures both round and square light pole bases. Our precise forms allow a wide range of custom configurations. Precast concrete light pole bases will save you time and money on your project.
Octagonal and Custom Manholes
Walker Industries manufactures a wide variety of custom rectangular and octagonal manholes. Our engineers will assist you in designing the right manhole for your project.
Transformer Pads
Walker Industries provides precast transformer pads of different sizes.
We stock standard transformer pads for Maui Electric (MECO) and Kauai Island Utility Cooperative (KIUC). We also manufacture custom sizes upon request.
Traffic Signal Boxes
Walker Industries manufactures traffic signal vehicular and non-vehicular boxes.
Our vehicular boxes include non-skid galvanized steel covers. The standard sizes for the traffic signal vehicular boxes are as follows:
- DOT Type A
- Box I.D.: 1’1-2”x1’7-1/2”x2’2” High
- Floor Slab: 3’7-3/4”x3’1-3/4”x6” High
- DOT Type B
- Box I.D.: 2’7-1/2”x1’7-3/4”x2’5-1/2”
- Floor Slab: 3’3-1/4”x4’3-1/4”x6” High
- DOT Type C
- Box I.D.: 1’7-3/4”x4’1-1/4”x2’5-1/2” High
- Floor Slab: 5’9”x3’3-1/4”x6” High
Our non-vehicular boxes include polymer covers. The standard sizes for the traffic signal non-vehicular boxes are as follows:
- Metric Type A
- Base I.D.: 500mm x 300mm x 300mm High
- Riser I.D.: 500mm x 300mm x 300mm High
- Metric Type B
- Base I.D.: 500mm x 800mm x 300mm High
- Riser I.D.: 500mm x 800mm x 300mm High
- Metric Type C
- Base I.D.: 500mm x 1200mm x 300mm High
- Riser I.D.: 500mm x 1200mm x 300mm High