Yes, benches can be securely anchored into different surfaces like concrete, brick, or asphalt. It's a common practice for public spaces, parks, and commercial properties to prevent theft and ensure stability. The process and required materials, however, vary significantly depending on the base surface.
For concrete, which is the most straightforward, you typically use concrete anchor bolts or wedge anchors. The process involves drilling pilot holes into the concrete, inserting the anchors, and then tightening the bolts that pass through the bench's footings. Concrete provides excellent holding power.
Anchoring into brick requires more care to avoid cracking the bricks themselves. The best practice is to drill into the mortar joints or use specialized hollow wall anchors if drilling into the brick is necessary. Using a sleeve anchor or a chemical anchor designed for masonry ensures a strong hold without damaging the structural integrity of the brickwork.
Asphalt is the most challenging surface due to its flexible and less rigid nature. Direct anchoring into asphalt is not recommended for permanent, heavy-duty installations as it can crack and crumble. The standard solution is to install concrete footings beneath the asphalt surface during paving. Alternatively, surface-mounted plates that distribute weight broadly can be used, or you can core through the asphalt and anchor into a stable sub-base below.
Regardless of the material, always use corrosion-resistant hardware (like galvanized or stainless steel), check for underground utilities before drilling, and ensure the bench's design accommodates the chosen anchoring method. Proper installation not only secures your bench but also extends its lifespan and safety for all users.