ᐅ Is the developer required to provide the soil report?

Created on: 10 Aug 2023 10:34
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FrankChief
Hello,

we bought a house from a developer in a large new residential area.
We wanted to have the soil report because the water on the lawn drains very poorly, so we can understand how the soil layers are composed.

The developer refuses to provide the soil report.
Is there something they might be trying to hide?

My question is whether the developer is obliged to provide the soil report upon request.

Did the developer have to prepare a soil report for each individual plot, or was one report for the entire development sufficient?
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Benutzer 1001
10 Aug 2023 19:12
So, is the grass already growing? If not, wait—grass will take care of it.

Is the grass growing but there are still puddles?

In certain spots? Create a small soakaway pit about 1 meter deep (3 feet) and fill it loosely with sand.

Over a large area? Work the soil extensively with a spade and sand.

And get some earthworms.
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ypg
10 Aug 2023 22:36
WilderSueden schrieb:

What type of subfloor do you have?
I assume the original poster wants to review the geotechnical report specifically for this question.

The builder/seller is not obliged to show it to you as the buyer. I also assume they don’t have one. Nobody is required to obtain such a report.
A (good) general contractor or builder requests it from their client, and a good client has it prepared, because that way the structural warranty is secured.

However, I also think that a report might not be necessary. You can simply drill down a little and consult a trusted garden center specialist.
If you want a lawn garden, you will need to carry out lawn maintenance checks every year. Next year it might be moss, then fungi, and before you know it, it will deteriorate while you’re on vacation and will be overrun by weeds.
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FrankChief
11 Aug 2023 06:52
Thank you for the many messages.

Yes, I want to find out what kind of subsoil it is by using the soil reports. We assume it is a very clay-rich soil mixed with stones and is very hard and compact.

I always thought that a soil survey was mandatory.

The issue with waterlogging affects about one-quarter of the lawn area; the rest is not really a problem.

So, in the areas where there are problems, we should work with sand to loosen the soil. Before spreading the sand, we should use a spike aerator (referred to here as a “spoon”) to perforate the ground so that the sand can penetrate better, right?

What should we use? Those shoes with spikes underneath or something like a lawn coring tool that removes plugs of soil?
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WilderSueden
11 Aug 2023 21:52
Do you have any photos of the earthworks, or has any of the neighbors dug a hole?

The problem with compaction is that it can be deep, which affects how you can solve the issue—or if you can at all. If the subsoil is compacted, no matter how much you add with 10cm (4 inch) layers of topsoil and sand, it won’t penetrate through the 30–40cm (12–16 inch) layer of topsoil. In this case, I would see it more as a symptom rather than the cause, because a single tilling should loosen it, at least in the area you can reach with surface treatments.
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xMisterDx
11 Aug 2023 23:21
If infiltration doesn’t work at point A, it won’t help you much that a test borehole was drilled 20m (65 feet) away at point B for an assessment.
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KarstenausNRW
12 Aug 2023 11:19
A brief answer regarding whether the developer is required to provide the soil survey report.

Yes, they are legally obligated to do so.

Why? According to the Building Code, a developer contract (Real Estate Agent and Developer Ordinance) is considered a consumer construction contract. In such cases, a soil survey report is among the documents that must be provided.