Designing metal sculptures for coastal or salty environments requires careful planning to ensure longevity and aesthetic appeal. The primary challenge is combating corrosion caused by saltwater and humid air. Here are the key considerations:

1. Material Selection: Opt for corrosion-resistant metals like stainless steel, bronze, or corten steel. These materials naturally withstand salty conditions.

2. Protective Coatings: Apply specialized coatings such as powder coating or galvanization to create a barrier against salt and moisture.

3. Design Adaptations: Avoid intricate crevices where salt can accumulate. Smooth surfaces and open designs reduce maintenance needs.

4. Regular Maintenance: Even with resistant materials, periodic cleaning and reapplication of protective layers are essential.

5. Environmental Factors: Consider wind, tides, and sun exposure when positioning the sculpture to minimize wear.

By addressing these factors, artists can create stunning, durable metal sculptures that thrive in coastal settings.