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1answer
54 views

Cinder block retaining wall repair

I inherited an old retaining wall (from the 1980s? repaired once or twice here and there): It has a few cracks and the mortar has gone bad so I'd like to repair it. So I removed the cinder caps, ...
0
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1answer
11 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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3answers
2k views

How do I take apart a wooden retaining wall?

I have a retaining wall, sorta. It acts as a divider between homes rather than retain anything. Built the same way as one, with 6x6 boards, spikes, all that jazz. No deadmen, of course. I need to ...
3
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1answer
6k views

Can I build a retaining wall along an existing fence?

Our yard has a small slope to it, and we wanted to make it level. (Mainly so we can put a swing set in for our kids.) I was thinking I could build a small retaining wall and just fill it in, but would ...
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3answers
17k views

Retaining wall: footing or no footing?

I'm looking to build a retaining wall on my sloped backyard. I'll be using cinder blocks (with mortar to join them together and rebar for added stability). (added info: at the lowest point the wall ...
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1answer
40 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
76 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 ...
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0answers
32 views

Surface Water Drain Solution Between House and Retaining Wall

My house is a old colonial cape built in the 1800s that has had additions built over the years. The original house was built into a rocky hillside with a very shallow pier and beam foundation. The ...
0
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1answer
59 views

Possible to repair this retaining wall?

My wife and I are replacing the deck at the back of our house, and after we demolished the existing structure found the retaining walls near our basement door have moved significantly. These are ...
0
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1answer
43 views

Building a retaining wall around our shed - moisture barrier needed?

I'd like to build a retaining wall/large planter around our shed to create some scenery and block the "crawspace" underneath the shed. Should we use a moisture barrier against the exterior walls of ...
1
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0answers
20 views

Timber Retaining Wall Corner Repair [closed]

I have about 7-8ft high retaining wall behind my house. It rotted out and started falling so I took down the top 4 ft or so. The bottom feels pretty solid still and the wood doesn't seem rotted. ...
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0answers
23 views

Retaining Wall needing proper drainage

I have a 78 ft long retaining wall that has efflorescence occurring and a crack down the wall that has two blocks cracked. I know I need to dig behind the wall and properly put in drainage, but here ...
3
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2answers
2k views

My timber retaining wall is tipping over

My timber retaining wall is falling over, I'm just wondering what my options are? Is there a way to fix what I've got, or will I need to dig this whole area out and rebuild? You can't tell from the ...
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2answers
70 views

What's the best way to get grade below foundation wall?

We just discovered that the cause of some water staining on the internal sill-plates on top of the basement foundation wall are due to the outside grade sitting ~2 inches above the foundation wall!! ...
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0answers
26 views

What rock to use to fill behind a retain wall?

I've got a small retain wall I'm building to help fight some erosion in my backyard. I've got paver base, tamper, block, and cap to start the project but I was wondering if I needed additional rock ...
4
votes
3answers
158 views

How to make a Tall Retaining Wall

Recently, as in September [Final close date was 11/13/2015] this year, I bought a house. This house is on an extreme incline. I would like to level out this incline. The front first floor of the ...
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2answers
261 views

Minimum setback for retaining wall

Is there a minimum distance needed between a retaining wall and a home? I've seen many homes with a sloped back yard, such that there is a 6' high above ground retaining wall between the backyard and ...
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0answers
182 views

What is the proper name for these retaining wall blocks?

I started a retaining wall with rounded concrete blocks and am not able to find additional blocks to finish the job. I've looked extensively and cannot find a supplier. Having a more specific name for ...
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0answers
123 views

Rebar Spacing in a concrete footer

I have some rotting timber retaining walls that were built between boulders. I want to replace them by pouring concrete footers and stacking CMU blocks. I also want to add some rebar to help ...
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2answers
162 views

Check retaining wall drawing

Wondering if I can have people's thoughts on this retaining wall I'm building. It's a mortared CMU wall with rebar 24" o.c. It's on a slope and it will have a concrete slab and a fence right above the ...
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0answers
63 views

Building a retaining wall

I live in Zone 5. Frost level is 36". I need to install a retaining wall against a bank that is about 30'. I am wondering how deep or wide of footing I should install. Retaining wall will need to be ...
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2answers
423 views

Using Fence as a retaining wall

I have a fence, nearby which around which the ground is not level. the Kick boards (pressure treated) are around 2' high. Can i fill dirt and use fence as retaining wall. there is a post every 4'. If ...
1
vote
1answer
178 views

Can I use Mason Sand under Pavers?

I put an inch layer of mason sand down over a compacted base of process, and am about to lay large concrete pavers (18"x18", 12"x18", and 9" square) down. Now I'm reading that I should have used ...
4
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2answers
2k views

Can a retaining wall follow a slope?

We've got a 50' stretch of yard that has a very gentle side to side slope that we can't easily eliminate (fences on each side built at different heights). We want to build a retaining wall along that ...
3
votes
2answers
112 views

How to saw inground lumber

My townhouse has some outdoor stairs built out of 6" x 8" lumber. A couple of the steps are rotten and I need to change the lumber. There is also a perpendicular long piece of lumber that crosses ...
1
vote
1answer
329 views

Can a concrete block be split the same way you cut stone?

I just bought a house with a large retaining wall built out of stackable concrete blocks. At one intersection there's an extra block that sticks out awkwardly. If I score a line with a chisel can I ...
2
votes
1answer
336 views

Does anyone know if concrete blocks with half-moon tops are made?

I'm planning to finish a concrete block fence and would like to cap it with a rounded half-moon style block for aesthetics (the whole thing will be covered with surface-bonding cement for an adobe-ish ...
3
votes
2answers
9k views

How can I prevent this concrete block wall from falling over?

I have a concrete wall that separates my backyard with my neighbor’s. It has been there for decades (at the very least 30 years). I have a slope of about 30 degrees and have noticed that the wall is ...
3
votes
2answers
2k views

How do I compact backfill behind a retaining wall under a driveway?

I have a retaining wall that is on the property line. Along the top of the wall is my driveway. Part of the wall has given way and needs to be rebuilt. I think I have everything figured out except how ...
3
votes
2answers
6k views

Can I build a 28" retaining wall using blocks with no lip?

I am building a wall that is 10.5' long and 28" high. There will also be side walls sloping down from both corners to enclose a patio. I would like to use blocks that are 15" wide, 5" tall and 8" deep,...
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votes
2answers
871 views

How to build a brick wall on the front of a CMU retaining wall?

My retaining wall is made of two parallel "walls". One is made of 16x8x12 Concrete Masonry Units and the other will be 8x4x2 bricks. The CMUs are to have mass to hold the hill, while 8x4x2 are to be ...
7
votes
1answer
423 views

My yard is eroding away and taking my house with it: what's the cheapest way to build a retaining wall to stop it?

We can't get grass to grow in spots in our backyard due to a combination of dogs, trees, and shade. Behind the house is a hill. A third of it has a retaining wall built with rail road ties. It has ...
1
vote
1answer
761 views

Do I need to do any maintenance for a wood retaining wall?

What do you do to protect your wood retaining wall to stand for extreme weather condition (hot and cold)? I just look at mine and thought that before winter arrive do I need to do something. Is it ...
3
votes
3answers
2k views

Should a 3'-4' retaining wall have interlocking blocks?

I'm building a 3'-4' retaining wall in my backyard and I'm in the process of choosing block. One of the blocks I like isn't engineered with any kind of lip or interlocking feature. Is this necessary ...
2
votes
2answers
456 views

Using a boulder wall as an 8' retaining wall (Dallas area)

I've got an 8' retaining wall, runs about 120' across the back of my property (faces my house). It's railroad ties and has about run its life. I'm looking to replace with some kind of stone/block ...
3
votes
1answer
1k views

How to fix a retaining wall that is difficult to access behind the house?

My retaining wall needs to be fixed/rebuilt since it's leaning, but I can't get any machines back there because house doesn't have much side or rear setback(maybe 5ft on each side) and behind the ...