When it comes to installing park chairs for long-term use, the most fixed and secure mounting method typically involves concrete anchoring. This technique ensures maximum stability and durability, especially in high-traffic public spaces.

Concrete anchoring involves drilling into the ground or a concrete surface, inserting heavy-duty anchors or bolts, and securing the chair's base firmly in place. This method is resistant to vandalism, weather conditions, and frequent use.

Alternative fixed mounting options include:

1. Ground sleeves for removable yet stable installations

2. Flange mounting for permanent welded solutions

3. Embedded posts for seamless integration with paved surfaces

The choice depends on factors like surface material, expected usage, and maintenance requirements. For ultimate permanence, concrete anchoring combined with powder-coated steel hardware offers the most reliable solution for fixed park chair installations that withstand decades of use.

Proper installation should always follow local regulations and ADA accessibility guidelines to ensure safety and functionality for all park visitors.