Service Boxes and Parts

Service Boxes and Parts Made Simple

Service boxes are a critical infrastructure that protect and provide access to underground utility connections such as water, hydro, and telecommunications. Built for durability and long-term performance, they are widely used in municipal and rural settings to ensure reliable service, simplified maintenance, and reduced downtime. Service box parts are designed to safeguard key access points, including curb stops, water meters, electrical terminations, and fibre optic connections. Commonly used in waterworks, hydro utilities, telecommunications, and municipal infrastructure, service boxes play a vital role in maintaining efficient and secure utility systems.

What Types of Service Boxes Are Commonly Used?

Precast Concrete Service Boxes– Widely used in utility construction, particularly for water, hydro, and cable projects. They can be customized or produced in standard sizes.
Composite/Plastic Service Boxes – Lightweight yet durable, combining the resilience of concrete with the ease of plastic handling.
Stainless Steel Service Boxes – Offer corrosion resistance and strength, making them ideal for harsh or corrosive conditions.
Curb Boxes – Specialized designs used to protect and provide access to curb stops for water lines, ensuring utility operators can access control valves with ease.

Explore Service Boxes and Parts at Our Canadian Warehouse

Country Style Curb Stop Service Boxes

The Country Style Service Box is a durable and adjustable unit designed to telescope for varying bury depths, ensuring secure and accessible utility connections. It features an ASTM A48 Class 30 Gray Cast Iron top lid stamped with “W” for water service (or “S” for sewer upon request), a 1-1/4" galvanized upper riser, a 1" galvanized lower riser, and a cast iron bottom boot. A set screw locks the risers at the desired length, and the box fits curb stops ranging from 1/2" to 1".

Country Style Curb Box Upper Extension Riser

The Country Style Curb Box Upper Extension Riser is a galvanized replacement part designed to fit over the lower portion of country-style service boxes. Made with a 1-1/4" galvanized pipe, it telescopes over the 1" lower riser and is secured with a set screw for adjustable length. Commonly used to replace bent or damaged uppers, it can also serve as an easy-to-install extension for existing risers.

Service Box Top w/ Brass Plug

The Service Box Top w/ Brass Plug is made of ASTM A48 Class 30 gray cast iron for durability and is stamped with a “W” to indicate water service, with an “S” stamp option available for sewer service upon request. It comes complete with a set screw and a brass pentagon operating nut for secure and reliable operation.

FAQs

1. What is the main function of a service box in utility systems?

A service box provides secure and accessible housing for underground utility shut-off valves, such as water curb stops, ensuring that maintenance crews and property owners can easily control, inspect, or repair utility lines without digging up the entire system.

2. How does a service box differ from a curb stop?

A curb stop is the actual valve that controls water flow to a property, while the service box is the protective enclosure that houses the curb stop underground, allowing it to be accessed with tools without being exposed to weather or damage.

3. Why are service box lids stamped with letters like “W” or “S”?

Service box lids are stamped with identification letters such as “W” for water or “S” for sewer to help workers quickly recognize the utility type they are accessing, preventing confusion and ensuring proper maintenance.

4. What materials are commonly used for service box parts?

Service boxes typically feature gray cast iron lids for durability, galvanized steel risers for strength, and brass operating nuts to prevent corrosion, ensuring they withstand harsh environments and long-term underground use.

5. How does a telescoping service box work?

A telescoping service box consists of upper and lower riser sections that slide within each other, allowing it to adjust to different burial depths while keeping the curb stop accessible even if ground levels change due to frost or landscaping.