How to Start Building Your Backyard Deck

Shane Chapman / Backyard Building Expert

Shane Chapman

Backyard Building Expert
See Short Bio

Building a backyard deck is a great way to create an outdoor space for relaxation and entertainment. Whether you enjoy hosting summer barbecues or simply want a quiet spot to read, a well-built deck can enhance your home's value and functionality. But where do you start?

Starting your deck project involves careful planning and preparation. First, you need to understand your space and needs. Think about how you will use the deck, how big it should be, and where it will be located. It's essential to design a deck that fits your lifestyle and complements your backyard.

Next, you’ll need to gather materials and tools. Having the right supplies on hand can make the construction process much smoother. From choosing the right type of wood to getting the necessary permits, each step requires attention to detail. Remember, a well-planned deck project is more likely to succeed and give you the beautiful outdoor space you desire.

By following the right steps and methods, you can build a sturdy and attractive deck that you will enjoy for years to come. In this guide, we will walk you through the entire process, from initial planning to the final touches. Let’s get started on creating your dream backyard deck!

Planning Your Deck Project

Understanding Your Space and Needs

Before you start building your deck, think about how you will use it. Do you plan on hosting large gatherings or using it for quiet family dinners? Consider the size of your yard and the best location for your deck. A sunny spot might be great for lounging, while a shady area could be perfect for dining.

Make sure to measure the area where you want the deck. This helps in determining the size and layout. Think about any features you want to include, like built-in seating, planters, or space for a grill. Understanding your space and needs helps you plan a deck that matches your lifestyle and uses the available space effectively.

Getting Required Permits and Approvals

Before you start construction, check the local building codes and regulations. Many areas require permits for deck building. These permits ensure your deck meets safety standards.

Visit your local municipality's website or office to find out what permits are needed. Gather all necessary documents, including your deck plans and measurements. Submit these to get approval.

Having the correct permits prevents legal issues and ensures your deck is safe and up to code. It’s an important step that shouldn't be overlooked.

Choosing the Right Deck Design

Choosing the right deck design is crucial. There are many styles and materials to choose from. Think about how the deck will look with your home. Traditional wood decks are popular, but composite materials are low-maintenance and durable.

Consider the shape and structure of your deck. Do you want a single-level deck or a multi-level one? Adding steps, railings, and balustrades can enhance the look and functionality.

Sketch your ideas or use design software to visualise your deck. This helps you see how your finished project will look and make necessary adjustments before building.

Gathering Materials and Tools

Essential Materials for Deck Building

Having the right materials is key to building a strong and lasting deck. Here are some essential materials you’ll need:

- Pressure-Treated Lumber: Great for the frame and support structure. It’s treated to resist rot and insects.

- Decking Boards: Choose between wood or composite materials.

- Concrete: For your footings and support posts.

- Hardware: Use galvanized or stainless-steel nails, screws, and brackets.

- Deck Rails and Posts: Essential for safety and aesthetics.

Gathering these materials beforehand ensures a smoother building process.

Must-Have Tools for DIY Deck Construction

Building a deck requires specific tools. Here are some must-haves:

- Tape Measure: For accurate measurements.

- Level: Ensures your deck is even and stable.

- Power Drill: For driving screws and drilling holes.

- Circular Saw: For cutting wood.

- Post Hole Digger: For digging foundations.

- Hammer: For nailing components together.

- Safety Gear: Includes gloves, goggles, and hearing protection.

Having these tools on hand makes the construction process easier and more efficient.

Budgeting for Your Deck Project

Budgeting is crucial to ensure you don’t overspend. Start by estimating the cost of materials. Check different suppliers for the best prices. Don’t forget to factor in the cost of permits and any professional help you might need.

Create a detailed budget that includes all potential expenses. Keep a little extra for unexpected costs. Staying within your budget helps you complete your deck project without financial stress. It also allows you to plan better and allocate funds where necessary.

Taking the time to plan your project, gather materials, and budget properly sets a solid foundation for building your deck. These steps ensure your deck will be a valuable, beautiful addition to your backyard.

Building the Deck Frame

Step-by-Step Guide to Laying the Foundation

The foundation is the most important part of your deck. It supports the entire structure, so it must be strong and level. Here’s a step-by-step guide:

1. Mark the Area: Use stakes and string to outline the deck’s footprint.

2. Dig Post Holes: Use a post hole digger to dig holes for your support posts, going below the frost line to prevent shifting.

3. Pour Concrete Footings: Pour concrete into the holes to create solid footings. Let them cure for at least 24 hours.

4. Install Post Anchors: Attach metal post anchors to the footings to secure the posts.

Following these steps ensures a solid foundation for your deck.

Installing Joists and Beams Correctly

Once the foundation is set, the next step is to install the joists and beams. Here’s how:

1. Attach Beams: Secure beams to the post anchors using heavy-duty brackets. Make sure they are level.

2. Install Joists: Lay joists perpendicular to the beams. Use joist hangers to secure them in place.

3. Spacing: Ensure proper spacing between joists, usually 16 inches apart, to support the decking boards.

Installing joists and beams correctly stabilizes the structure and distributes weight evenly.

Ensuring Level and Sturdy Construction

A level and sturdy deck frame is key to a safe deck. Here’s how to ensure it’s done right:

- Use a Level: Continuously check that all parts are level as you install them.

- Secure All Connections: Tighten all screws, bolts, and brackets to make the frame sturdy.

- Diagonal Bracing: Add diagonal bracing between posts and beams for extra stability.

Taking the time to make sure everything is level and secure helps create a strong and safe deck.

Installing Deck Boards and Railings

Best Practices for Laying Decking Boards

Laying decking boards properly ensures a long-lasting and attractive surface. Here are some best practices:

1. Start at the Outside Edge: Begin laying boards from the outer edge, working your way inward

2. Leave Gaps: Leave a small gap between boards for water drainage.

3. Use Screws: Decking screws are better than nails as they hold the boards more securely.

4. Stagger Boards: Stagger the boards to avoid seam lines, which add strength and visual appeal.

Following these tips helps in creating a well-laid deck surface.

How to Install Deck Railings Safely

Deck railings add safety and style to your deck. Here’s how to install them safely:

1. Measure and Cut Posts: Measure where you want the railing posts to go and cut accordingly.

2. Attach Posts: Securely attach the posts to the deck frame with bolts.

3. Install Rails: Attach the top and bottom rails to the posts. Ensure they are level.

4. Add Balusters: Evenly space and securely attach balusters between the rails for safety.

Properly installed railings keep everyone safe while enhancing the deck's look.

Finishing Touches for a Professional Look

Finishing touches make your deck look polished. Here are some steps:

- Sand Rough Edges: Smooth any rough edges on the decking boards and railings.

- Apply Sealant: Use a sealant to protect the wood from weather damage.

- Add Decorative Elements: Consider adding post caps, lighting, or built-in planters.

These finishing touches give your deck a professional and inviting appearance.

Final Thoughts

Building a backyard deck is a rewarding project that enhances your outdoor living space and adds value to your home. Starting from understanding your space and needs to gathering the right materials and tools, every step is crucial. Planning properly ensures you have a deck that fits your lifestyle and meets all necessary codes.

Constructing the deck frame and installing decking boards and railings might seem daunting, but following the right steps makes it manageable. Paying attention to details, from laying the foundation to adding finishing touches, ensures your deck is both beautiful and safe.

If you need help or have questions, don't hesitate to visit The Ultimate Deck Shop. We offer the best products, advice, and services to help you build professional decks. Your dream outdoor space is just a step away, so start your project with confidence and let us support you every step of the way.

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About the Editor...

Shane Chapman // Backyard Building Expert

Shane Chapman, President and Co-Founder of The Ultimate Deck Shop, is a seasoned expert in the deck building industry. A former award winning deck builder (Fresh Decks), he now leads Canada’s top destination for backyard building materials.

Shane is committed to simplifying the shopping experience, providing exceptional customer service, and empowering both DIYers and professionals with his expert advice.

Get in touch with Shane to connect, collaborate or ask questions at LinkedIn.