Questions tagged [retaining-wall]

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40 views

How to seal crevices in dry stack rock wall to prevent gopher activity?

I've recently had a retainer wall built in the landscape using the dry-stack method (see photos). Unfortunately, there has already been two occasions within past month of gopher activity behind the ...
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1answer
56 views

Leaning timber retaining wall

I have a timber retaining wall about 4 feet tall builting with 6x6 which is leaning probably due to the downspout draining inside. I'm wondering if using an earth auger to relieve some of the ...
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0answers
21 views

Retrofit fence post to retaining wall

Hi all, I'm looking for something sturdier to replace this steel plate that is holding this fencing to the retaining wall. The fence post (?) is 4x4 and the retaining wall is 6x6 and have no idea ...
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2answers
114 views

How do I build a fence with zero experience?

I've never built a fence or have never done any outdoor construction. I'm pretty handy and do most of my interior maintenance. I have a total of 780 feet where I need to put up a fence. I'm still ...
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0answers
32 views

Fence post behind retaining wall, drainage concern

I need to replace an old 2ft retaining wall(railroad ties) along my property line. There is not currently a fence there so I was going to take this project to add one. I am located in the PNW so there ...
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1answer
37 views

How do I protect the front side of a wood retaining wall?

I have a wood retaining wall made of 3x12 pressure-treated boards similar to the one pictured here. The backside has MiraDrain and 3/4" drainage rock. I have an excess of earth to manage and one ...
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0answers
77 views

Retaining Wall Supported by Fence

I am working on building a 1.5ft retaining wall in between my yard and my neighbors yard. There was a previously a wood retaining wall but was poorly designed and blown out and I am replacing it. My ...
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1answer
415 views

Retaining Wall Leaking Dirt

In the home my wife and I recently purchased, I noticed more and more dirt pouring out of one side of our retaining wall surrounding our driveway. It occurs right at the seam where the retaining wall ...
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1answer
56 views

Timber Retaining Wall - Beam Replacement

I need to replace a rotted beam in a wood retaining wall (bottom beam in picture). Is it possible to simply slide a replacement beam in place? Also, what about inserting a plastic lining (to the ...
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4answers
1k views

What Kind of Wooden Beam is this

My wife and I recently purchased our first home. We'd like to make a flattened area in our backyard (which is somewhat sloped) for a firepit. My thinking was to dig out a shallow area and fill it with ...
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1answer
32 views

Gabion cage retaining walls: drainage and deadman needs?

I'm having some difficulty finding information about gabion retaining wall construction. We're building a 2' high gabion cage wall to hold back 2' of flat topsoil backfill. There are two aspects I ...
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3answers
76 views

Fencing backyard on the lower side of a retaining wall

Trying to fence my backyard, so that the dog has some room to play and burn some energy, as well as joining us outside during gatherings. My backyard sits on the low side of a retaining wall, which ...
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1answer
75 views

How do I repair this retaining wall?

I have a two-tiered retaining wall at the front of my property. I've been here for about 3 years now, and I've noticed there have been cracks forming in the mortar. I don't want to let it go too long ...
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1answer
364 views

Barrier around shed base to hold dirt for retaining wall?

Building a shed on a slope, and looking to add a retaining wall around it to block the space underneath, but offset the wall 2ft or so to add dirt and plants. If possible, I want to be able to put ...
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1answer
52 views

Retaining wall repair and conversion to tiers

I've got a retaining wall made from 6"x6" timber that is falling in. It would appear that when it was built there was no backfill and now the wood is rotting. Unfortunately, it's supporting part of ...
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1answer
120 views

Do I need rebar and footing for a 1'4“ tall 4” thick concrete wall?

I'm building a small concrete wall for an inground sandbox. The wall will be about 1'4" tall 4" thick and the longest 2 sides run just over 80" long, it is an L shape and the other sides are fairly ...
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0answers
50 views

Foundation depth for mortared stone wall

I am building a mortared stone retaining wall and I am wondering on what depth to dig down for the foundation with which the stones will sit on. From what I gather from resarching, they say to dig ...
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1answer
113 views

How curved is a horizontal string line? [closed]

I plan to build a raised planter from 2 courses of concrete blocks. The long dimension is about 9 meters. I staked the corners, and then stretched a string the entire length as taut as I could without ...
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1answer
82 views

Options to keep soil in split-grade backyard [closed]

All of the houses in our neighbourhood have a "naturally" sloping backyard, which slopes downwards from the house. The spread is about 6-8" over 15-20 feet depending on the yard. Neighbours on both ...
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1answer
45 views

Why is the water vessel overflowing on my air conditioner?

The ac keeps on leaking and now there is a bubble formed underneath it. Is there any way to fix this right now?
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2answers
398 views

Building a free-standing wall on top of a retaining wall

My house is well below street level. The slope from the sidewalk down towards the house is visibly eroding, to the point where I can see the entire side of many of the sidewalk slabs. The yard looks ...
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1answer
390 views

Can solid offset blocks be used to build a retaining wall in excess of 5'?

We need to build a retaining wall near our pool area. We have not made final decisions on it, but it will be a minimum of 4' tall, and possibly 5' or more. Many online tutorials recommend solid ...
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1answer
74 views

What should be done about this concrete retaining wall?

At the back of my property there's a concrete retaining wall that separates my back yard from my neighbor's. The wall has several enormous cracks and is leaning, especially toward one side. I'd guess ...
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2answers
2k views

What alternatives are there to a retaining wall? [closed]

The retaining wall surrounding my foundation on the street side of my residence has fallen and has been partially removed. The rest of it will need to come down, and I'm trying to find another option ...
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1answer
399 views

Does this CMU block wall on pool need rebar?

So I'm in the process of remodeling my backyard. One of the things I wanted to do was build a wall similar to the first picture I included (with the stacked stone). The red arrows point at the wall. ...
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2answers
409 views

Gabion walls as retaining walls?

There's a lot of information about DIY gabion walls, but none of the applications that I've seen on YouTube and elsewhere talk about gabion walls as retaining walls. I would imagine that a gabion wall ...
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1answer
57 views

What mesh to buy (and where to buy it) for gabion walls? [closed]

I'd like to build a DIY gabion wall. I've watched many tutorials, but I'm at a loss on where to buy the mesh the build the baskets from. I saw the mesh at the local Home Depot store and it was rusted, ...
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1answer
70 views

Can I pour concrete walls between these structural posts?

Background, long story short: I have an old shed that is basically barn construction. It's about 12' x 16'. The thing used to sit on concrete walls and those walls deteriorated. So I jacked it up, ...
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1answer
633 views

Standing water in front of retaining wall okay for wall?

I built a retaining wall this past summer, and put the proper drainage behind the wall. Due to time, I never got around to handling drainage in front of the wall and in between the pool. The ...
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1answer
64 views

Pool bonding, retaining wall in the way

I currently have an 24ft intex Pool. I know it doesn't have to be bonded but while the yard is torn up I am thinking it may be a good idea to run the bond wire now for when I upgrade the pool to a ...
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2answers
774 views

How to dig out behind retaining wall?

I'm looking to extend an existing water line. The only problem being that I need it to go under an existing retaining wall. I've included a quick side sketch just to get an idea of what I mean. The ...
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2answers
139 views

How should I prepare the base of a small paver brick retaining wall

Am building a low retaining wall which will rise 7" above the soil line. I am using 8" x 4" extra paver bricks from a recently constructed walkway. The wall will measure 48" long with 24" sides How ...
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1answer
90 views

How do I repair this patio wall?

My HOA doesn't want to do it and I need to sell this condo. Not sure how to tell if it is stucco or concrete. I have lots of experience with drywall repair, but never done this on the outside. What ...
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2answers
90 views

Do I need to treat the ends of PT lumber?

I'm going to be building a retaining box for a gravel pad using 6x6's - 0.16 lb./cu. ft. MCA pressure treated lumber. The dimensions of the box matched up with available lengths at the lumber yard, so ...
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1answer
1k views

How to finish retaining wall for a paver patio on a sloping ground?

Hi All: I am building a paver patio in my backyard (primarily so that kids can use it for playing). I need some advise on the best way to do it. The size of the patio would be large: 26ft by 18ft. My ...
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1answer
179 views

What can I use to build a short retaining wall for a patio extension?

We want to extend our patio that is currently about 10 x 5 feet to about 10 x 10 feet. Problem is there is a slope where the current patio ends. The next 5 feet has an approx. 1 foot deep slope. ...
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0answers
686 views

Compact drainage rock behind retaining wall?

I am confused by the mfg instructions and its images. It states to fill core and 12 inches back with drainage crushed rock, and to compact, "backfill" First, what type of rick can i use for drainage ...
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1answer
200 views

Installing retaining wall for pool. Sump pump drain line in area

Can I leave a space for sewer drain when putting retaining wall up so, rock wont rest on top of soil where sump pump sewer pipe is? Update with more detail: My home has a sump pump that kicks the ...
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1answer
2k views

How much base is needed for small retaining wall?

Using crestone blocks 3.5 inches tall by 11.5 w and 7.5 deep. I will be doing two levels plus caps. What base depth should base material be? I know base brick should sit 1 inch deep for every 8 inches ...
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1answer
85 views

Retaining wall back fill/base rock and pool base rock

I am installing bevelled retaining wall blocks, 17 inched long, 6 inches high and 12 inches deep. Trying ti understand material to order.. can i use the same base rock that I use for the back fill? ...
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1answer
397 views

Drainage downhill under slab with block retaining wall

I would like to install an allan block retaining wall (3' at its highest). I'm going to build a shop 25' downhill from this retaining wall, and want to have a poured slab for parking vehicles on. In ...
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0answers
37 views

How to build retaing wall for pool past 2ft?

All of these retaining wall blocks I see at big box hardware stores all say max build height 2ft. I have an area that requires closer to 2.5ft, a little more for base layer.. what are my options? Can ...
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1answer
843 views

Are railroad ties suitable for a retaining wall under tree canopy?

This video shows a sharp cliff near my house that leads down to a stream. The drop is about 20 feet. I would like to build a 4' high retaining wall right around where you see a stack of dead branches. ...
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1answer
695 views

How to reinforce this concrete wall that wasn't properly drained and is starting to lean 3/4" from top?

I have a cinder block wall (CMU) that was built about 3 years ago. I purchased my home 1.5 years ago. I was told that the wall was built 3 years ago by the neighbor and it was built by a local ...
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1answer
342 views

Stone raised garden bed on a slope

I want to build a raised garden bed with a stone wall. Height would be 1 foot. Since this will be in the front of the house I'm looking at "nice" stone, so not just concrete blocks. I will probably do ...
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1answer
654 views

Best way to cover stair using concrete retaining wall block

I have spent 3 days creating this stair and I still don't like to look. The reason is that I have tons of those retaining wall blocks so I have to use them all to create the stair. The first try was ...
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1answer
56 views

How can I fit an oversize retaining wall base adjacent to sidewalk?

I'm going to build a small retaining wall (about 3' tall) along the sidewalk in front of my house using Versa-lok standard blocks. They recommend compacted gravel base about 18" deep for blocks that ...
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1answer
166 views

Wooden deck butting up to retaining wall not square

My husband built a deck from our house out toward our retaining wall. The wall is not square with the house. We are on a budget and want to make this aesthetically pleasing now, and will redo the ...
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1answer
517 views

Layout method using concrete retaining wall block for angled wall

I am planning to use the rectangular 12x4 retaining wall blocks as below http://www.lowes.com/pd_357656-215-30732___?productId=3722166 This is because we like the design of this better than using ...
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1answer
2k views

Maximum retaining wall height

Some retaining walls from the home improvement store stated that Maximum Wall Height is 2 feet. For example, Tranquil Olde Manor Concrete Retaining Wall Block from Lowes. My question is that why there ...