ᐅ First Own Single-Family Home Floor Plan – Looking for Suggestions
Created on: 22 Aug 2017 18:05
T
Tobi F.Hello everyone,
We recently purchased a plot of land and are currently in the early planning stages for our future home. We are trying to create an initial design ourselves, with some experience (my brother-in-law is currently building), before consulting an architect or a general contractor/building company.
The plan is for a KFW 55 house including a photovoltaic system (about 4-5 kW) with approximately 150-170 m2 (1,615-1,830 sq ft) of living space. On the ground floor, there will be a large living/dining area, a guest room, and a bathroom with a shower. The upper floor will have three children’s bedrooms, a master bedroom, and a bathroom with a bathtub. The house will have a basement, but we have not yet considered the layout for it. The garage/carport is planned to be positioned facing northeast.
The following open questions have come up during our planning:
1) Staircase
2) Roof design
I would really appreciate constructive ideas, suggestions, and opinions on our designs.
Thank you very much in advance!


We recently purchased a plot of land and are currently in the early planning stages for our future home. We are trying to create an initial design ourselves, with some experience (my brother-in-law is currently building), before consulting an architect or a general contractor/building company.
The plan is for a KFW 55 house including a photovoltaic system (about 4-5 kW) with approximately 150-170 m2 (1,615-1,830 sq ft) of living space. On the ground floor, there will be a large living/dining area, a guest room, and a bathroom with a shower. The upper floor will have three children’s bedrooms, a master bedroom, and a bathroom with a bathtub. The house will have a basement, but we have not yet considered the layout for it. The garage/carport is planned to be positioned facing northeast.
The following open questions have come up during our planning:
1) Staircase
- Is an L-shaped staircase the right choice?
- What is the best way to design a staircase so that space is not wasted, but walking on it remains comfortable? We are looking for a good balance.
- Are there any recommendations regarding width, height, and tread overhang?
- Are there standard dimensions for precast concrete stairs that we should consider?
2) Roof design
- Which roof shape is best from the perspectives of energy efficiency (photovoltaics), cost, and the feeling of space? Below are our conclusions.
- Hip roof option – Advantages: no sloping walls inside, cost-effective, can be built as a cold roof; Disadvantages: lower pitch angle and less area suitable for photovoltaics
- Symmetrical gable roof option (approx. 30° pitch) – Advantages: optimal for photovoltaics; Disadvantages: for cost reasons, this might only be feasible with sloping walls on both sides, large roof area that is hardly usable if there are no sloped ceilings
- Asymmetrical gable roof option (approx. 30° / 22° pitch) – Advantages: also good for photovoltaics, sloping wall only on one side (less favorable side in terms of orientation/location), a compromise between cost and attic space; Disadvantages: sloping wall on only one side, aesthetics
I would really appreciate constructive ideas, suggestions, and opinions on our designs.
Thank you very much in advance!
Tobi F. schrieb:
Hip Roof Option - Advantage: no sloped walls, cost-effective, I don’t understand what you mean by "no sloped walls." The hip roof is at most more cost-effective compared to the half-hip roof, but certainly not compared to the gable roof.
Tobi F. schrieb:
Gable Roof Synchronized Option (approx. 30° pitch) By "synchronized," do you mean "roof pitch matching the optimal angle for photovoltaic panels"?
Tobi F. schrieb:
Are there any experiences regarding the width, height, and overhang of the steps? Check out: https://www.hausbau-forum.de/threads/grundrissplanung-unbedingt-vor-beitrag-erstellung-lesen.11714/ – it includes the frequently requested questionnaire before the introduction to the topic of stairs.
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https://www.linkedin.com/company/bauen-jetzt/
Curly schrieb:
I would forget the floor plan and start over. What would I have to be smoking to make any sense of that?
https://www.instagram.com/11antgmxde/
https://www.linkedin.com/company/bauen-jetzt/
11ant schrieb:
What would I have to smoke to interpret anything there at all?You don’t need to smoke anything for that – she probably means the bottleneck leading toward the open-plan living area [emoji2]
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