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Layout and Digging Footings — Layout and Excavate Footings

Intermediate4 mins

Part of project

Deck Construction · Step 3 of 13

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Using a tape measure, accurately mark out the perimeter of the planned deck and the locations for the footings. Drive stakes into the ground at these marked points to create a visual guide. Then, use a compact excavator (mini excavator) with a 25-inch bucket to dig the footing holes. The holes should be 36 inches deep and 25 inches wide to accommodate the Sonotube concrete forms. Clean up the edges of the holes with a shovel to ensure a comfortable fit for the Sonotubes.

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FAQs

How difficult is building a deck, and how much time should I realistically expect it to take?

Building a deck is an intermediate to advanced DIY project that requires careful planning and precision. While individual tasks vary, a complete deck build can easily take several weekends or even weeks, depending on the size, complexity, and your experience level. Don't underestimate the time needed for planning, permits, and inspections.

Why are permits and local building codes so important for deck construction?

Permits ensure your deck meets safety standards and local building regulations, preventing potential fines and ensuring structural integrity. Local codes dictate crucial aspects like footing depth, span lengths for beams and joists, fastener types, and railing height. Always check with your local municipality before starting any work to avoid costly rework or safety hazards.

What specialized tools will I need beyond basic hand tools for building a deck?

Beyond common tools like a measuring tape, pencil, and level, you'll need specialized equipment such as a post hole digger for footings and a power saw for cutting lumber accurately. A decking tool, like the Plank Rite Decking Tool mentioned, can be very helpful for consistent board spacing. Consider renting larger tools for efficiency.

What are some common mistakes beginners make that compromise deck safety and longevity?

A major mistake is neglecting proper footing depth and size, which can lead to settling and instability. Another common error is improperly attaching the ledger board to the house or failing to use appropriate fasteners, which can cause catastrophic structural failure. Always ensure all connections meet local code requirements and are securely fastened to carry the intended load.

Transcript
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in. We're sitting at 36 deep, 25 in wide. So, we're looking pretty. We're also going to clean it up with a shovel a little bit so the solo tube can go in comfortably. By the way, this is like my third time ever on an excavator. We got three out of the five holes dug. My only problem is getting back having an exit route. Uh with the holes being here, I'm going to have to either maneuver around them or do something cuz uh if the track catches it, I'm going to flip forward. But also, I'm riding right on the edge over there for it to tip that way. So, you're damned if you do, you're damned if you don't. Uh knowing me. Well, damn. Let's just do it. So, we're digging. Okay. I don't like the feeling I'm already shifted down here. I don't want to get my boom across over there with my bucket cuz it's going to tip me forward. Um, I'm trying to dump the dirt right in front of my blade here just so I can drive over it because it's slanted down. So, I don't want to I'm basically trying to create an escape path after I'm done here. Uh, I don't like this feeling at all. Fingers crossed there's no accidents today. I just have one small little lip right here. Fortunately, I know this ground is a little bit tougher, but it's not the best. So, I'm essentially working with the width of a track, which is what, 10 in wide. If I can safely get onto that, I should be fine right here. But damn, I'm patting it down like it's going to do anything to like a 12,000lb machine. Yeah. Well, I got to keep going forward a little bit more because if I do it right now, it'll fall the dirt. It'll push the dirt in and my nose my the front of my blade will go in. So, I gotta get like I gotta get that track out of that hole. Well, I see. Yeah, I see that from here. That's some scary Holy That was one of the sketchiest things I've ever done in my life. And keep in mind, we put a 5,000 lb ridge beam onto this building with a teleah handler. A forklift basically. That was so sketchy. 10 in. That's what I was riding on. It was caving into the hole. It was caving outside of the hole. I knew my track would catch, go into the hole, and I would tip right down that hill. I was actually even figuring out like which way to brace. But thank you for the thoughts and prayers. We're alive. Last hole to dig. I'm in a safe spot. Let's get this dug out and call it a day. Well, we screwed up on something. I took full responsibility. Let me show you. We got our footings, which we went way…

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