For questions generally relating to outdoor, semi-elevated, non-enclosed structures such as decks, gazebos, pergolas, etc.

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Securing inadequate/leaning deck supports

I am in the process of buying a house. The home inspector noted problems with the deck, most significantly "leaning posts." What would be required to get those 4x4 supports adequately secured to ...
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15 views

Poorly applied water based stain - help!

1 week ago I attempted to stain my new deck and did a very poor job. I rushed and over applied and now it is streaky, patchy and uneven. I have read that you can apply stain over the excess areas then ...
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1answer
86 views

What is the best position for a French drain between a wall and a patio?

Below is the layout of my patio and the context The patio settled and now moisture collects at the base of the wall causing efflorescence on it and small cracks in the cement coating at the base of ...
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2answers
86 views

Will a tarp over the deck allow me to paint the deck during a Seattle winter?

I spent a few weekends in September stripping the paint from my deck. It's now stripped to the wood. Due to some unforeseen timing issues, I wasn't able to get the new paint down before fall arrived. ...
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4answers
96 views

Should I set deck post footings deeply or use concrete footings?

I am building a deck. How about setting 6x6 p.t. posts down on a concrete footing at 4 feet deep (the frost line here) and fill with gravel and soil, and then let the posts run high for the railings? ...
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3answers
63 views

Concrete Footing or Concrete Blocks For Footings

I'm thinking of building a new deck at my new home that I just moved into. It's going to be a two level one. The highest level will be about 3 feet high. I'm not worried about code because its not ...
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2answers
63 views

Can I replace a bit of a cinder block wall with wood post to support a deck?

We're in the process of replacing some deck boards, and are wondering if we should replace a section of the cement block wall. We're also not sure what the best way to go about it is. It's apparent ...
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2answers
81 views

How to secure vinyl post caps?

I have a deck with vinyl posts, and 5"x5" vinyl caps on the posts. I'm looking at how I can affix them to the posts so they don't blow off. I found a "Vinyl Fence Glue" listed at both Home Depot and ...
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3answers
138 views

How to fix a deck railing that is falling off?

I have an older deck that has a wide (approx 25 feet) unsupported span. The railing on the deck seems to be pulling outward, probably due to planters on it, and general heavy usage. The underside of ...
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1answer
55 views

Glass deck above basement addition [closed]

We're planning to expand our basement underneath our deck and would ideally like to cover this section of the deck in glass as in this photo. (Posted: Wear skirts at your own risk!) Our architect ...
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1answer
79 views

How to build deck steps down to patio?

I have a deck on the back of my house with a patio next to the deck. I would like to build a wide set of steps down to the patio. Can I have the steps rest on top of the patio or should I put ...
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1answer
65 views

How can I repair and repaint a deck whose planks were caulked?

So, parent's deck was looking ok, until for some reason some painters convinced my mother to "seal" the deck so water wouldn't fall down to the patio furniture below. They applied some sort of caulk ...
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1answer
57 views

How can I convert an enclosed deck to an open deck?

I have an enclosed deck that is basically worthless. It has a metal roof and bakes in the summer (and spring and fall for that matter) making it way too hot to use, and leaks in the winter (and ...
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2answers
61 views

Putting PT Piers in Ground

I'm building an attached deck and have already buried precast piers in the ground. Unfortunately, I had to dig so deep that the tops of the piers are below finished ground level. I'd rather not bury ...
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3answers
76 views

Do I need a permit to renovate a porch in NYC?

I want to renovate my 2nd floor porch, but I don't know if NYC requires a permit. My house was built in 1901, and I believe a CO is not needed because of the grandfather clause. But if I make any ...
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1answer
387 views

Did I do the right thing putting small stones under my deck?

I bought a foreclosure house last year (built in 1987), there is a tall deck at the back, and backyard is slightly sloped away from the house. The deck was rebuilt from scratch before put on market ...
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4answers
169 views

Driving screws back into weathered deck

I have a 20+ year old deck behind my home. It's in great shape, but I want to refinish it this summer. Problem is, a number of the Phillips screws have popped up over the years. I have a basic Hitachi ...
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1answer
109 views

How should I attach a pergola to my rooftop deck?

I know my sketch is pretty rough but I want to add a pergola like this to my rooftop deck. I obviously can't sink the posts into the ground. What is a recommended way of attaching the posts? I was ...
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53 views

deck repair and painting

the previous owner painted our 1000sf deck but failed to maintain same. Currently the painted deck is peeling and several small areas have dry rot of the wood decking. what is the best way to repair ...
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3answers
56 views

What is the best covering for a redwood deck to keep the wood's character?

I am installing a new 2000 sqft deck, in an urban home. It will get intense sun, need low maintenance. The builder wants to cover all 6 sides of each board. Is this realistic or even cost effective ...
4
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1answer
162 views

How to build deck starting in yard, ending on concrete slab?

Here are some photos of my backyard with rough dimensions. Needing help with how to end a deck from cemented posts in yard (at rear of house), to my back door. My trouble area is above the concrete. ...
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1answer
176 views

How do I correct free-standing deck moving away from home?

I have what is primarily a free-standing deck (18x22) in the back of my house. I say "primarily" because I did nail into the ledger board underneath my glass sliding door, but only there. The rest ...
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2answers
383 views

Attaching a ledger board - only partial rim joist

Last year I removed the rotting deck that was on the back of my house and this year I am replacing it. The previous ledger board was bolted directly against the shingles in the position indicated by ...
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1answer
189 views

How do I restore this deck?

I have a deck that faces south and gets hit by the sun pretty hard, pictures here: Aside from replacing the whole thing, which I don't want to do, I'm wondering what would be a good way to ...
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2answers
568 views

Can I paint a deck when wet weather is forecasted?

I am planning on painting my mothers deck and I have a limited amount of time. I am planning on painting it on Saturday, but I saw there is forecast for rain. I am wondering if it would be better to ...
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1answer
100 views

How to remove old plastic pool deck sleeves

How to remove old plastic pool deck sleeves. 1 1/4" hole in concrete. Sleeve is 4" deep. Broken at the top, no flange left on top.
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1answer
2k views

Can I use aluminum or plastic sheeting between decking and joists to waterproof under a deck?

I'm trying to build a deck where I can use the few feet under it as storage space. I'm thinking of using 8mil (or 10mil, if nessacary) plastic sheet or vinyl sheet between the joists and the ...
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1answer
827 views

Can I dig up next to my foundation to add height below my deck for storage?

The previous homeowner had a deck. Then he enclosed it. Then he dug out underneath it about 3-4 feet, cut into the foundation, and put a door from under the basement to under the deck. It's about 7ft ...
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1answer
258 views

How can I restore the color of my Trex deck after sanding?

We have Trex Deck on a screened in porch. I resorted to sanding a couple of spots to get rid of stains, left when the cat upchucked his food. Now those spots are darker than the rest of the flooring ...
4
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1answer
938 views

Do I need to do anything at the base to support deck steps?

I want to add some wood steps off my wooden patio deck (which is in Iowa). The deck surface is around 30 inches above the ground, in which the steps would go from the ground to the deck. At the ...
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1answer
130 views

How do I plumb LP gas lines for multiple things? Tiki torches, grill, smoker

I am an experienced DYIer and am starting my research on building my deck. I would like to plumb it for eight tiki torches, a grill and a smoker. I have experience plumbing gas, I plumbed my last ...
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3answers
132 views

Is a porch just a deck with a roof?

I'm thinking about building a back porch but I've never had experience with such a big project. I'm finding plenty of books and documents on how to build a deck but very few about building a porch. Is ...
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2answers
797 views

What header joist sizes do I need for a loft bed?

I've decided to design and build a king-sized loft bed for our bedroom. Basically, I've got an 80" x 89" frame, 54" off the floor, covered with slats instead of plywood (see image, below). I'm sure ...
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2answers
430 views

What would a bracket for holding 1 5/8" square post be called?

For stabilizing a handrail post, using 1 5/8" square posts, I'm seeking a bracket shaped like so: Where the U shaped bracket would tightly press the post against a surface. First what might this ...
2
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1answer
89 views

Can I bolt over an existing ledger board?

I am rebuilding my pergola and all that remains of the previous structure is the 2x10 ledger board, which is bolted through the fascia into what I assume must be the brick wall behind.Taking the thing ...
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2answers
874 views

Can I use Murphy's oil soap to remove pine sap from composite decking?

Does anyone know of anyway to remove pine sap from composite decking? I saw some posts that recommended using Murphy's Oil Soap for removing it from wood decks. How to Remove Tree Sap from a Wood ...
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1answer
170 views

How can I attach a 2x to a deck joist to give more room for stair stringer?

I am attaching stairs to a deck coming perpendicular off of the joist. To attach the stair stringers to the deck I need to add a 2x6 below the joist so the stair stringer hanger can attach to it. I ...
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1answer
334 views

Should I use silicone caulk on the side of a deck ledger?

I have a deck ledger attached to the rim joist (the vinyl siding was cut away), and some flashing above the ledger. On the side of the ledger there is a gap between the end of the 2x10, and the ...
2
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1answer
69 views

Can 6x6 Glue Lamm Post be installed on the exterior and be exposed to the weather?

Can I use a 6x6 glue lamm post as a support post for an upper deck and can this type of post be exposed to the outside elements (rain, snow, etc..)
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2answers
975 views

How can I build deck stairs flush with the end of the deck?

I have a deck design where I want stairs coming down perpendicular to the joist starting at the end of the joist. You can see the picture as a generic not to scale drawing of what I mean. I had ...
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2answers
10k views

Can I use these post brackets to attach railing posts on top of decking?

I found a Simpson strong tie product (BC40Z) 4x4 half post base, and it states its intended use is for attaching a 4x4 railing post securely on top of wooden decking. The following picture ...
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4answers
118 views

How do I use hidden deck fasteners without compromising the integrity of the flashing?

I am using hidden deck fasteners which screw in to the joist and then hold the board via a notch in the side of the board, pretty standard I think. This fastener will sit on the ledger to hold the ...
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4answers
3k views

What type of lag bolts should I use for a deck?

I am looking at galvanized lag bolts (for the ledger) and carriage bolts (for attaching the beam to the post) for a deck. I can't find "hot-dipped galvanized" bolts/lag screws only galvanized. Is ...
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5answers
5k views

Do I need to sand my entire deck before staining?

I recently cleaned my deck using Behr deck cleaner and want to re-stain it before the winter. Do you recommend sanding the entire deck, or just the affected areas where the stain has come off? I was ...
3
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2answers
93 views

Dimensional treated yellow pine lumber, non-standard widths?

I ordered lumber from Lowes for building deck beams, but now I realize after putting up the beam that while they are all level, the boards are of slightly different widths. Of the 2x10 boards I had ...
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2answers
136 views

Ledger larger than house rim joist

I want to attach a 2x12 ledger to my house, but looking at the rim joist of the house it seems to be a 2x10 sitting on two 2x sill plates. Is it a problem attaching the 2x12 ledger to the 2x10 house ...
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1answer
141 views

How can I improve this deck ledger and the flashing around my ledger?

I'm planning to replace the current warped ledger board with a new one new using galvanized lag bolts. How can I protect the exposed black paper and OSB between the two vents? Is more flashing ...
5
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1answer
1k views

How do I keep my corner pergola from wobbling?

I am planning to build a corner pergola over my deck. Pergola is 8ft long from the corner on either side forming a triangle on the top. I have used four 4x4 posts (8 ft) attached to the deck headers ...
2
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1answer
111 views

different sizes for joists on a deck

I am building a deck. One section of the deck will come out from the house 4 feet furhter than the rest of the deck. This pushes my joist spans to the next larger size. This part of the deck is ...
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0answers
219 views

Sanding vs power washing vs chemical cleaning wooden deck for restoration

There seems to be various methods for cleaning and preparing a wooden deck for restoration. Some how-to's that I have read strongly advise against power washing. Some sources suggest a combination ...