The Complete Guide to Boathouse Maintenance on the Gulf Coast

For homeowners on the Gulf Coast of Louisiana and Mississippi, a boathouse isn’t just a structure—it’s an investment. It protects your boat, enhances your property, and creates a space for family and friends to enjoy life on the water. But like any waterfront structure, a boathouse is constantly exposed to salt, brackish water, storms, and humidity—all of which can wear it down over time.

That’s why regular maintenance is the key to ensuring your boathouse stands strong for decades. In this complete guide, we’ll cover the essentials of boathouse maintenance on the Gulf Coast: from seasonal inspections to preventing corrosion, protecting roofing, and ensuring your lift and dock connections stay in peak condition.

Why Boathouse Maintenance Matters

• Protects your investment – A boat is one of your most valuable assets. A well-maintained boathouse extends its lifespan by shielding it from sun, storms, and water exposure.

• Prevents costly repairs – Small issues with pilings, decking, or roofing can become major expenses if left unaddressed.

• Enhances property value – A boathouse in good condition adds significant value to waterfront property, making it more attractive to buyers.

• Ensures safety – Weak decking, rusted hardware, or failing boat lifts can pose serious risks to you and your guests.

Seasonal Boathouse Maintenance Checklist

The Gulf Coast’s environment changes drastically through the seasons. A seasonal approach ensures your boathouse remains in top shape year-round.

Spring

• Inspect pilings for rot, cracking, or marine borer damage.

• Check roof shingles or metal panels for corrosion or missing pieces.

• Clean off algae and barnacle growth from decking and submerged structures.

• Inspect boat lift cables and pulleys for fraying or wear.

• Perform a thorough walk-through after winter storms to spot damage early.

Summer

• Apply UV-protective sealant or paint to exposed wood and decking.

• Monitor for storm damage after heavy winds or hurricanes.

• Ensure electrical connections (lights, lifts, outlets) are weatherproof and safe.

• Inspect boathouse doors, winches, and lifts for proper operation.

• Clear spider webs, mud dauber nests, and other pests that can block vents or affect electrical systems.

Fall

• Reapply anti-rust treatments to exposed metal hardware.

• Clear gutters or roof drains to prevent water buildup.

• Inspect boat lift motors and gearboxes before colder weather.

• Lubricate moving parts such as hinges, pulleys, and winches.

• Check anchoring and tie-down points, especially if winter storms bring surges.

Winter

• Remove debris from the roof and dock area.

• Tighten bolts, fasteners, and support brackets.

• Inspect for freeze-thaw damage in pilings or concrete areas.

• Schedule a professional inspection to catch issues before the spring boating season.

• Consider partially winterizing electrical systems to avoid corrosion while not in use.

Key Areas of Focus for Gulf Coast Boathouses

1. Pilings and Foundations

Pilings are the backbone of your boathouse. On the Gulf Coast, they’re vulnerable to marine borers, rot, and storm stress.

• Look for cracks, erosion at the waterline, and soft spots in wood.

• Consider upgrading to encapsulated or composite pilings for long-term protection.

2. Roofing and Framing

The roof shields your boat and provides shade, but it also takes the brunt of Gulf Coast storms.

• Inspect for loose panels, corrosion, and leaks.

• Repaint or recoat metal roofing every few years.

• Ensure framing and trusses remain structurally sound after heavy winds.

3. Boat Lift Systems

If your boathouse includes a lift, it needs regular upkeep to stay reliable.

• Inspect cables for fraying or rust.

• Grease pulleys and bearings.

• Replace worn carpet or bunks.

• Test motors and controls at least once per season.

4. Electrical Components

Boathouses often feature lighting, outlets, and

 lift motors. In salt air, corrosion is the enemy.

• Use marine-grade wiring and fixtures.

• Test GFCI outlets for safety.

• Inspect junction boxes and conduit for water intrusion.

5. Decking and Walkways

These areas see the most wear and tear from traffic, sun, and water exposure.

• Pressure-wash and reseal annually.

• Replace warped or splintered boards.

• Upgrade to composite decking for durability and slip resistance.

Preventing Long-Term Damage

Combatting Corrosion

Salt and brackish water accelerate corrosion. Always use stainless steel or galvanized hardware and treat exposed metal annually.

Storm Preparedness

Hurricanes are a reality on the Gulf Coast. Before storm season:

• Inspect roof tie-downs.

• Reinforce pilings and supports.

• Remove valuables from your boathouse.

• Secure lifts and disconnect power.

Environmental Protection

Routine maintenance isn’t just for your benefit—it helps protect the lake, river, or bayou you live on.

• Dispose of chemicals and cleaning products responsibly.

• Use non-toxic wood sealants.

• Keep runoff and debris from entering the water.

Modern Upgrades That Improve Boathouse Lifespan

Many homeowners choose to incorporate upgrades during maintenance that extend the life of their boathouse and reduce future repair costs.

• Composite or PVC decking – Virtually maintenance-free and resistant to rot.

• Encapsulated pilings – Prevent leaching into the water and last longer than untreated wood.

• LED marine lighting – Energy efficient, corrosion resistant, and safer for night use.

• Automated boat lift systems – Allow for smoother operation and better weight distribution.

• Storm-rated roofing systems – Provide extra reinforcement against Gulf hurricanes.

These upgrades not only add durability but also make the structure more functional and appealing for day-to-day use.

When to Call a Professional

While some maintenance tasks are DIY-friendly, others require a professional touch. Call in an expert if you notice:

• Leaning or shifting pilings.

• Significant roof damage or sagging beams.

• Boat lifts that struggle or fail to raise/lower.

• Electrical issues near water.

• Visible cracks in bulkheads near your boathouse.

• Signs of marine borer infestation in pilings.

Professional intervention ensures issues are addressed quickly and safely. Many Gulf Coast homeowners choose to have Lamulle Construction perform annual or bi-annual inspections to catch problems before they become emergencies.

How Lamulle Construction Supports Boathouse Owners

• Permitting expertise – We handle the paperwork for upgrades and repairs so you don’t have to.

• Custom solutions – Every boathouse is different. We design repairs and reinforcements to fit your property.

• Durability first – From encapsulated pilings to marine-grade hardware, we use materials that last.

• Trusted reputation – Homeowners across Louisiana and Mississippi have relied on us for decades.

Conclusion: Protect Your Boathouse, Protect Your Investment

A well-maintained boathouse means more than protecting your boat—it means peace of mind, property value, and years of waterfront enjoyment. With the Gulf Coast’s unique challenges of storms, salt, and humidity, proactive care is essential.

If you’re ready for professional inspections, reinforcements, or a full rebuild, Lamulle Construction is here to help. With decades of experience serving Lake Pontchartrain, the Mississippi Gulf Coast, and beyond, we’re the name homeowners trust for marine construction that lasts.

Contact Lamulle Construction today to schedule a consultation and keep your boathouse strong for years to come.