Product Description
The Simpson CB48 CB Galvanized Column Base for 4x8 by Simpson Strong-Tie is engineered to connect posts to concrete foundations across a wide range of lumber, glulam, and engineered wood product sizes. Designed for either cast-in-place or wet-set installation, the base plate sits flush with the concrete surface to provide full post bearing. This column base is ideal for applications that demand high structural values and rugged, dependable performance.
Key Features
- Increased uplift resistance for wind or seismic loading
- Bolt hole locations meet code-required spacing for optimal capacity
- Nominal column size: 4x8
- Made from 7-gauge steel
- Galvanized (G90) for extra corrosion resistance
Specifications
- Manufacturer Part Number (MPN): CB48
- Brand: Simpson Strong-Tie
- Nominal Column Size: 4x8
- Width 1: 3-9/16 in.
- Width 2: 7-1/2 in.
- Gauge: 7
- Coating / Finish: Zinc Galvanized, G90
- Install With: (2) 5/8-in. diameter machine bolts (sold separately)
- Country of Origin: United States
Options
- Contact us for Configurable Options and Special orders
Frequently Asked Questions
- What installation methods are supported for the CB48 column base?
- The CB48 is designed to be either cast-in-place or wet set into concrete. In both methods, the bottom of the base plate sits flush with the concrete surface, ensuring full post bearing for maximum load transfer.
- What type of posts or lumber can the CB48 support?
- The CB48 is designed to connect posts to concrete foundations for a wide range of lumber, glulam, and engineered wood product sizes. It is specifically sized for a nominal 4x8 column member.
- What fasteners are required to install the CB48?
- Installation requires two (2) 5/8-in. diameter machine bolts. The bolt hole locations are positioned to meet code-required spacing for optimal load capacity.
- Why is the G90 galvanized coating important for this column base?
- The G90 zinc galvanized finish provides extra corrosion resistance, making the CB48 suitable for environments where exposure to moisture or the elements could degrade an uncoated steel connector over time.
Note: Product dimensions and/or Screw or Bolt holes may differ from picture. Please see item description for specifications.
Reviews
FAQs
Standard Shipping is free on orders over $50 within the contiguous US. If the order is under $50.00, the shipping is $9.99 set fee for shipping within the contiguous US.
Most of our products will ship within 1 to 3 Business Days. Some Special order products will ship within 2 to 5 Business Days. Preorders will be shipped to you on a first come first serve basis as soon as available from the manufacturer. Items that are "Made-to-Order" (Custom order products) will be shipped when fabrication is completed, shipping and delivery times will vary and depend on manufacturing.
Products that are shipped directly from the manufacturer will have processing and fulfilment times subject to manufacturer availability.
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Freight shipping Policy:
Orders/Items too large or heavy may require special handling/Shipping and may require to be sent by truck. Someone must be present to accept truck deliveries. Standard truck delivery is to a dock facility designed to receive freight. You will be notified within 24 hours of ordering to confirm delivery. Lift gates for deliveries are available for an additional fee.
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