ᐅ Floor plan of a detached single-family house with 2,585 sq ft, including a 807 sq ft granny flat and a garage
Created on: 13 Nov 2024 19:36
K
Koehler
Hello everyone,
we want to build a house. I was able to get the plot from my mother, and in return, she will have her own apartment (granny flat) within the house. There will be two separate entrance doors to the house as a precaution. My previous post was here, but personal, political, and building authority issues have caused significant delays, which have had both positive and negative effects.
Development Plan / Restrictions (Requests from the Building Authority since there is no formal development plan)
Plot size: approx. 1300m² (at least 1/4 for the granny flat)
Slope: none
Floor area ratio: no formal development plan
Site coverage ratio: no formal development plan
Building envelope, building line and boundary: no formal development plan, but the building authority requests at least 3 meters (10 feet) from the street
Peripheral construction: maximum 9.0 m (30 feet) for garages up to 3.0 m (10 feet) high
Number of parking spaces: 2
Number of floors: two floors without a finished attic
Roof style: preliminary building application was for a gable roof with no dormers; according to the building authority, maximum roof pitch is 35°
Architectural style: no specification
Orientation: no specification
Maximum height/limits: 10.20 m (33.5 feet) (in discussions with the building authority, please not higher than 10.5 m (34.4 feet))
Other requirements: residential building should not become larger
Homeowners’ Requirements
Architectural style, roof shape, building type: gable roof
Basement, floors: 2 full floors
Number of people, age: currently 1+1 persons, 36 (myself) and mother 60 (granny flat occupant)
Space requirements on ground floor and upper floor: self: 240m² (2583 sq ft) + granny flat: 75m² (807 sq ft)
Office: family use or home office? both home office
Guests per year: occasionally 2 adults + 2 children
Open or closed design: open design
Traditional or modern construction: rather modern construction
Open kitchen, kitchen island: both with open kitchen and kitchen island
Number of dining seats: 6 own + 4 in granny flat
Fireplace: yes, in both apartments
Music/stereo wall: no
Balcony, roof terrace: not necessary
Garage, carport: garage, no garage or carport for granny flat
Utility garden, greenhouse: no
Other wishes / special features / daily routine, including reasons for certain preferences:
House Design
Who designed it: DIY by myself, now finalized by architect
What do you like most and why? Majority of walls overlap
What do you dislike and why? Now only the chimney remains in the granny flat or upper floor
Price estimate according to architect/planner: not available yet
Personal budget limit for house including features: (total) 700,000 + significant own contribution and family help
Preferred heating technology: fireplace and air heat pump
If you have to give up something, which details/extensions
-can you give up: second floor and garage will be built later
-can you not give up: fireplace in both apartments
Why is the design as it is now? e.g.
Standard design by planner? Plan from Virtus, Team Massivhaus, and own ideas
Corresponding / which wishes were implemented by the architect?
My apartment:
Granny flat:
Wishes:
What do you think makes it particularly good or bad?
Bad:
What is the most important/basic question about the floor plan in 130 characters?
we want to build a house. I was able to get the plot from my mother, and in return, she will have her own apartment (granny flat) within the house. There will be two separate entrance doors to the house as a precaution. My previous post was here, but personal, political, and building authority issues have caused significant delays, which have had both positive and negative effects.
Development Plan / Restrictions (Requests from the Building Authority since there is no formal development plan)
Plot size: approx. 1300m² (at least 1/4 for the granny flat)
Slope: none
Floor area ratio: no formal development plan
Site coverage ratio: no formal development plan
Building envelope, building line and boundary: no formal development plan, but the building authority requests at least 3 meters (10 feet) from the street
Peripheral construction: maximum 9.0 m (30 feet) for garages up to 3.0 m (10 feet) high
Number of parking spaces: 2
Number of floors: two floors without a finished attic
Roof style: preliminary building application was for a gable roof with no dormers; according to the building authority, maximum roof pitch is 35°
Architectural style: no specification
Orientation: no specification
Maximum height/limits: 10.20 m (33.5 feet) (in discussions with the building authority, please not higher than 10.5 m (34.4 feet))
Other requirements: residential building should not become larger
Homeowners’ Requirements
Architectural style, roof shape, building type: gable roof
Basement, floors: 2 full floors
Number of people, age: currently 1+1 persons, 36 (myself) and mother 60 (granny flat occupant)
Space requirements on ground floor and upper floor: self: 240m² (2583 sq ft) + granny flat: 75m² (807 sq ft)
Office: family use or home office? both home office
Guests per year: occasionally 2 adults + 2 children
Open or closed design: open design
Traditional or modern construction: rather modern construction
Open kitchen, kitchen island: both with open kitchen and kitchen island
Number of dining seats: 6 own + 4 in granny flat
Fireplace: yes, in both apartments
Music/stereo wall: no
Balcony, roof terrace: not necessary
Garage, carport: garage, no garage or carport for granny flat
Utility garden, greenhouse: no
Other wishes / special features / daily routine, including reasons for certain preferences:
- No skylights
- Solar panels later
- Option for holiday apartment at a later stage
House Design
Who designed it: DIY by myself, now finalized by architect
What do you like most and why? Majority of walls overlap
What do you dislike and why? Now only the chimney remains in the granny flat or upper floor
Price estimate according to architect/planner: not available yet
Personal budget limit for house including features: (total) 700,000 + significant own contribution and family help
Preferred heating technology: fireplace and air heat pump
If you have to give up something, which details/extensions
-can you give up: second floor and garage will be built later
-can you not give up: fireplace in both apartments
Why is the design as it is now? e.g.
Standard design by planner? Plan from Virtus, Team Massivhaus, and own ideas
Corresponding / which wishes were implemented by the architect?
My apartment:
- Parents’ bedroom (only one door) + dressing room + private bathroom (shower and large bathtub)
- 3 children’s rooms (min. 16m² (172 sq ft)) with separate bathroom (shower + bathtub)
- 2 offices
- Living room (min. 20m² (215 sq ft)) with fireplace
- Kitchen (min. 15m² (161 sq ft)) + kitchen island
- Dining room for 5 persons
- Bathroom downstairs + shower
- 1 sauna inside in the attic (or outside)
Granny flat:
- Standard with office
Wishes:
- A separate room/hallway between bathroom and living areas
- All rooms to have windows (at least the bathrooms)
- Laundry room (upstairs or attic)
- Access to garden (west and north)
What do you think makes it particularly good or bad?
- Good: almost symmetrical arrangement of windows and doors
- Separation into up to 4 sections possible later in case of emergency
- Bedroom and laundry room upstairs to avoid carrying laundry through whole apartment
- No skylights
- All bathrooms have windows
Bad:
- Office downstairs can only be used as bedroom if storage is built under the stairs
- Since the driveway is on the south side, the house has now been rotated
What is the most important/basic question about the floor plan in 130 characters?
- Was anything overlooked in the plan?
- Where should the chimney in the granny flat be placed?
- Is the dressing room too large?
- Should the garage be rotated?
H
hanghaus202314 Nov 2024 18:57nordanney schrieb:
That was the goal. To make subdivision into four units possible. At least that’s what the OP writes.
It looks that way too.That’s wishful thinking. Far from any reality. If you want to retrofit stairs, change entrance areas, create parking spaces, etc., much more planning needs to go into it.hanghaus2023 schrieb:
That’s just wishful thinking, completely detached from reality. Do you plan to retrofit stairs, change entrance areas, magically create parking spaces, and so on? Don’t confuse things here with reality and its complexities.
hanghaus2023 schrieb:
More planning effort is definitely required. Preferably expertise, since quite a lot of time is already invested.
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N
nordanney14 Nov 2024 19:02hanghaus2023 schrieb:
More planning effort is definitely required there.Don't say that to me. I didn't design the hotel corridor.hanghaus2023 schrieb:
That is wishful thinking. Completely detached from any reality. Do you want to add stairs later, change entrance areas, create parking spaces, and so on? Much more needs to be invested in the planning.Another staircase is not necessary. You can box it in at the bottom and top. Then you always have 2–3 rooms and a bathroom that can be separated. So, the loft would still need to be expanded at the bottom. But theoretically, it works if you consider one bathroom to define a living unit.Addendum: Just because I (also) understand it doesn’t mean I consider it comfortable or worthwhile to build.
I am planning a house for up to 7 people. Sorry that my family planning does not fit your scheme, but I am designing according to my own ideas and the architect has taken all my requirements, wishes, and ideas into account, whereas another architect already rejected them in the initial consultation.
The architect is both an architect and a structural engineer.
A little something about me: I am not a sports car driver like most here, but rather a minivan driver in the basic version.
A somewhat off-topic remark, because this forum should probably be renamed: I am glad for you that you have not yet experienced the following risks. Separation after taking out a loan, for example in the planning phase, construction phase, completion phase, move-in phase, adjustment phase. Selling the house because the children’s rooms are not enough (an additional child/double blessing), a new partner, different profession, job loss, caring for relatives, change of workplace. So according to the “expertise” shown here, one should only start building or planning a house when these risks are 100% excluded. Thank you very much...
The granny flat is modeled after Virtus solid construction houses. Rotating it would not be compatible with the plot. Unfortunately, I don’t understand your inspirations at all. The guest room is for guests, not for old age; if it were, it would probably be called an elder’s room. When I am old and gray, I would move into the granny flat, same with the bathroom. It is only for the first two years and then, at most, for guests—but I assume an open bathroom right in the living room would be better for you?! Sorry YPG, I will not comment further.
The neighboring buildings on one side are 8.7 meters (29 feet) and 9.8 meters (32 feet). On the other side, they are 11.6 meters (38 feet) and 11.7 meters (38 feet).
Yes, exactly, the goal was to make everything modular.
Uh, okay, maybe you understand “dividing” differently than I do, but the layout obviously shows the division. Depending on the division, only short drywall partitions with doors have to be installed, but I understand you have probably never seen or done anything like this. Parking spaces, really? Are 7 parking spaces not enough for you? Should I plan 14 parking spaces for 7 people or rather 21 parking spaces?
It’s a pity that only one person so far has talked about the chimney, calling it a fireplace, but at least they tried... Maybe someone will say something about ceiling height or railing height over the weekend. I’m curious.

The architect is both an architect and a structural engineer.
A little something about me: I am not a sports car driver like most here, but rather a minivan driver in the basic version.
A somewhat off-topic remark, because this forum should probably be renamed: I am glad for you that you have not yet experienced the following risks. Separation after taking out a loan, for example in the planning phase, construction phase, completion phase, move-in phase, adjustment phase. Selling the house because the children’s rooms are not enough (an additional child/double blessing), a new partner, different profession, job loss, caring for relatives, change of workplace. So according to the “expertise” shown here, one should only start building or planning a house when these risks are 100% excluded. Thank you very much...
ypg schrieb:
I have to agree with @Gerddieter here. I can mention that some doors are poorly positioned, that the granny flat would have better space utilization if the entrance was on the side, or that the common rooms should not be designed as nearly square, but if the guest room is already planned poorly and it is clear that this room cannot be used well as a bedroom, why on earth wouldn’t you plan this room better? There is enough space, isn’t there?! And why should you feel comfortable in a bathroom that is not even 4 sqm (43 sq ft) in size at an older age?
The granny flat is modeled after Virtus solid construction houses. Rotating it would not be compatible with the plot. Unfortunately, I don’t understand your inspirations at all. The guest room is for guests, not for old age; if it were, it would probably be called an elder’s room. When I am old and gray, I would move into the granny flat, same with the bathroom. It is only for the first two years and then, at most, for guests—but I assume an open bathroom right in the living room would be better for you?! Sorry YPG, I will not comment further.
hanghaus2023 schrieb:
How big / tall are the houses in the surrounding area?
The neighboring buildings on one side are 8.7 meters (29 feet) and 9.8 meters (32 feet). On the other side, they are 11.6 meters (38 feet) and 11.7 meters (38 feet).
nordanney schrieb:
That was the goal. To make a division into four units possible. That is what the original poster at least says.
It looks that way as well.
Yes, exactly, the goal was to make everything modular.
hanghaus2023 schrieb:
That is wishful thinking. Detached from any reality. Would you then retrofit stairs, change entrance areas, create parking spaces, etc.? More investment in planning is definitely needed.
Uh, okay, maybe you understand “dividing” differently than I do, but the layout obviously shows the division. Depending on the division, only short drywall partitions with doors have to be installed, but I understand you have probably never seen or done anything like this. Parking spaces, really? Are 7 parking spaces not enough for you? Should I plan 14 parking spaces for 7 people or rather 21 parking spaces?
It’s a pity that only one person so far has talked about the chimney, calling it a fireplace, but at least they tried... Maybe someone will say something about ceiling height or railing height over the weekend. I’m curious.
You are very presumptuous, you know that?
And you are very unobjective. On what grounds do you insult and accuse this forum and its members of living a flower-power-Gucci lifestyle?
You don’t know anything about us. You don’t ask, which is fine.
You want help with your house project.
There is a questionnaire here designed to gather information from the original poster, in this case you, to find out if the project is even suitable for them.
Just because you don’t understand or cannot apply answers, tips, or suggestions, you think you can lump everyone together.
There are also some people here dealing with divorce, widowhood, grief, and hardship. But whatever.
Keep going like this, and you’ll turn the forum’s help against yourself.
...
I did not write "old age." But you explicitly said you don’t like that the office can’t be used as a bedroom.
And you are very unobjective. On what grounds do you insult and accuse this forum and its members of living a flower-power-Gucci lifestyle?
You don’t know anything about us. You don’t ask, which is fine.
You want help with your house project.
There is a questionnaire here designed to gather information from the original poster, in this case you, to find out if the project is even suitable for them.
Just because you don’t understand or cannot apply answers, tips, or suggestions, you think you can lump everyone together.
There are also some people here dealing with divorce, widowhood, grief, and hardship. But whatever.
Keep going like this, and you’ll turn the forum’s help against yourself.
...
Koehler schrieb:
The guest room is for guests, not for old age. If that were the case, it would probably be called an "aging room."
I did not write "old age." But you explicitly said you don’t like that the office can’t be used as a bedroom.
Koehler schrieb:
An office downstairs can only serve as a bedroom if the closets are under the stairs.
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