ᐅ General Procedure / Workflow

Created on: 2 Jun 2020 11:15
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Eigenheim_2011
Hello,
we want to build a KfW 40 plus house with a prefab home provider that has not yet been decided. Some elements, such as the photovoltaic system including storage, the prefabricated basement, the garage, the staircase, and possibly a few other items will be outsourced because it simply makes more sense.
Now to the actual process (after purchasing the plot).

1. Should we look for an architect/energy consultant ourselves, or does the architect from the prefab home company take over this role even if the basement, photovoltaic system, etc. are ordered externally?

2. Should we find an expert to simply support us during the construction? For this, should we rather choose someone from a home builders’ association or someone like a "prefab home expert"?

3. Obtain quotes from the prefab home companies, the basement builders, the photovoltaic installer, etc. For this purpose, I have already created a checklist to ensure that not too many additional costs appear during selection but that everything is included in the initial offer (otherwise it would be hard to compare). Of course, we will carry out a preliminary selection to be absolutely sure. What is a sensible order here? For example: prefab home provider first, then basement builder, then photovoltaic company, then exterior work, then staircase builder?

4. Decision on the prefab home company and revision or extension of the contracts such as the scope of work through additional clauses and everything that is not fairly balanced.

5. Then price negotiation. Should professional help be sought here as well and, if so, who? Would that person also be involved during the process?

6. Signature and starting signal for construction. The architect should have the floor plans, etc. ready before that for the building permit / planning permission application.

It would be great to get lots of input here so we are better prepared! Many thanks in advance!
11ant4 Jun 2020 14:23
Eigenheim_2011 schrieb:

€100,000 was used as an exaggerated figure to make my point clear.

Inexperienced approach, combined with separately contracted trades – for the package including "site work, additional construction costs, surprises, and quantity surveying," one hundred thousand is not an exaggerated amount overall. At least not on a sloped site and with groundwater pressure (since, if I remember correctly, the plot is still unknown).
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Pinkiponk
9 Jun 2020 13:38
Eigenheim_2011 schrieb:

Thank you @Pinkiponk I also have another question. What were the results of the construction specification and contract review?

For us, the review of the construction specification and contract was helpful. We received 2-3 useful recommendations. Also, it was especially important for me to find out that we didn’t do everything wrong and weren’t blindly heading for financial ruin. This is my first time building a house, and I am somewhat anxious.
Eigenheim_2011 schrieb:

Of course, comparisons are not desired, but didn’t you have any possibility to make them?

My husband and I were not able to make meaningful comparisons. But probably we just lacked the cognitive skills to do so.