Structural Retaining Wall Plans

I'm seeking detailed plans for a retaining wall that will support a swimming pool. The wall will need to be between 3 to 6 feet in height.

Requirements:
- Engineering expertise in structural support
- Experience with retaining walls, especially for pools
- Detailed drawings and specifications

Ideal Skills and Experience:
- Civil or structural engineering background
- Previous projects involving similar retaining walls
- Knowledge of local building codes and regulations