(1) The posts to which the gate is hung are insufficient for carrying the weight of the gate or aren't anchored in the ground properly to prevent them from tilting over time. A 12' long gate is going to exert some serious downward force at the unsupported end of the gate, and the longer the lever, the less force is required to move whatever is at the opposite end of the lever -- in this instance the post. Your post needs to get exponentially stronger as the gate gets longer

Wooden gates add ambiance and security to your home. Gates should include features and designs that allow your gate to operate flawlessly into the future. Consent and Code Contact your local building department before planning to ensure that the location and design of the gate complies with code, or if consent is needed in your area. Support Wooden driveway gates are heavy. Adequate support is one of the most important aspects for longevity and durability. Six-by-six posts ar