Questions tagged [retaining-wall]

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why are horizontal and vertical stresses on an element in soil mass considered as principal stresses?

Despite the fact that there are shear stresses also involved while considering deformations in soil why are the horizontal and vertical stresses on an element as shown in below figure considered as ...
inquisitive learner's user avatar
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What is collapse multiplier in OptumG2 software? How to reduce the error percentage for calculating active Earth pressure?

I am working on an analysis of a retaining wall. After doing a limit analysis on the structure, the collapse multiplier that I am getting for both upper and lower limit is very high. As it is not ...
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Stone Retaining Wall Water Seepage Issue?

Hi all, A boundary retaining wall we have is seeping water in a couple of places at the very bottom only after a downpour. This lasts for days and will eventually dry up with enough time but the water ...
DerekOS's user avatar
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what is issue with my room brick wall? How can i solve it?

I have seen a sort disformation on wall of my room I have attached snapshot of both inside view(from inside room) and out side view(that is out of room) inside view is below out side view is below
DSP_CS's user avatar
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Structure other than a wall to reduce wind?

I own a small farm which apparently lands in the middle of 2 small mountains therefore is a big wind tunnel. The wind gets pretty insane here. Wondering if there is a structure I can put around my ...
Cade's user avatar
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Which post would be stronger?

Just a quick question for you. Well hopefully. A contractor has installed a retaining wall with colorbond fence on top. In the contract he stipulated that he would use 65mm x 65mm x 1.6mm powder ...
Neil's user avatar
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How are reinforced soil retaining walls replaced when they wear out?

A reinforced soil retaining wall is a system where a thin retaining wall is anchored into the ground it holds using plastic meshes. The wall surface is typically assembled of small concrete blocks (...
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Percentage area of steel for a retaining wall - standard formula doesn't make sense to me?

I'm looking at the usual UK/EU standards formula for the reinforcing steel area percentage, in a retaining wall. Essentially in "usual" cases it comes down to 0.13% of the cross-sectional area of Tw (...
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How to determine how large each terrace should be on a multi-level retaining wall?

I am making a concrete sleeper wall and am unsure of the current structural integrity (I am not a civil engineer) specifically regarding the width of each terrace. My retaining wall will be made ...
KevBot's user avatar
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4 answers
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Retaining Wall: Saturated Soil & Hydrostatic Pressure

I understand that Hydrostatic pressure and Soil pressure exist concurrently. I'm curious how these separate loads interact with each other. Full disclaimer: I am not an engineer nor do I pretend to ...
Cggart's user avatar
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3 answers
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Concrete formwork - best approach to counter uplift forces, for a freestanding pour?

I'm casting a 4m long triangular-profile reinforced gravity retaining wall against soil movement due to a 1 metre jump in ground level. The lateral forces and moments on the formwork have been easy ...
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Calculation for cantilever retaining wall, with small/no heel

I'm trying to work out a "rough and ready" calculation for the simple retaining wall below (about 1.00m high). The structural engineer has designed a cantilever with a large heel, as usual, ...
Stilez's user avatar
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Total lateral pressure from clay soil when hydrostatic pressure is also present

I'm stuck with how to work out the total pressure and centre of pressure in this example. At an outdoor boundary between two properties there is a stepped change in ground level of the clay soil. The ...
Stilez's user avatar
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weep hole in retaining wall

I have spent two days searching the web but haven't found out how to define the following parameters for weep holes in retaining walls. horizontal and vertical (if staggered situation) spacing ...
Moath Abosull's user avatar
7 votes
2 answers
2k views

Connections between RC retaining walls and sheet pile retaining walls

I'm working on a flood defence scheme in which a section of RC flood wall becomes sheet piles. The reasons for this aren't important, but the solution isn't to simply make all walls one or the other. ...
Smeato's user avatar
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1 answer
3k views

What are the solutions to water problems in a retaining wall

What are the construction procedures that allow the mitigation of potential problems due to water in a retaining wall? To be more specific: I'm talking about reinforced concrete walls. The cases of ...
engineer's user avatar
2 votes
1 answer
518 views

Does downdrag affect cantilever pile retaining wall design?

Downdrag Downdrag in foundations occurs when soil layers consolidate and settle under additional load. This typically occurs when additional fill is placed on top of the existing soil. The actual ...
hazzey's user avatar
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