ᐅ Floor Plan Design for a Single-Family Home with Conservatory and Site Selection

Created on: 18 Dec 2017 15:13
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Nanny Ogg
Development Plan / Restrictions
Plot size: approx. 550 m² (5900 sq ft)
Slope: slightly descending from west to east; approx. 1-2 m (3-7 ft)?
Plot ratio (floor space index):
Floor area ratio (FAR): 0.4
Building envelope, building line, and boundary: Building envelope: 15 x 15 m (49 x 49 ft); distance to the street 5 m (16 ft); distance to the right neighbor 3 m (10 ft); plot width at street side approx. 18 m (59 ft); plot length approx. 30 m (98 ft)
Edge development: Garage may be built directly on the left property boundary (viewed from the street)
Number of parking spaces:
Number of storeys: number of full storeys not specified
Roof style: no specifications
Architectural style: no specifications
Orientation: gable end either perpendicular or parallel to the street
Maximum heights / limits: wall height 4-7 m (13-23 ft); upper edge of building 7.3 - 10.5 m (24-34 ft)
Further requirements:


Client Requirements
Style, roof type, building type: gable roof; single-family house
Basement, storeys: no basement; 1.5 storeys with attic
Number of occupants, ages: currently 2 adults (30, 31 years) and one child (1.5 years); second child planned; space reserved for a third child desired
Room requirements on ground floor and upper floor:
Ground floor: open-plan living, dining, and kitchen area; utility room; small bathroom with shower; bedroom
Upper floor: 2 children’s rooms, guest room, office, bathroom with bathtub

Office: family use or home office? family use
Overnight guests per year: parents visit about 10 times a year for long weekends
Open or closed architecture: ?
Conservative or modern construction: ?
Open kitchen, kitchen island: open kitchen
Number of dining seats: daily 5; expandable to at least 8-10
Fireplace: no
Music / stereo wall: no
Balcony, roof terrace: no
Garage, carport: carport for 2 cars; bicycle garage
Utility garden, greenhouse: not planned for now
Additional wishes / special features / daily routine, including reasons why or why not:
- The ground floor bedroom should fit a family bed with two 140 cm (55 inch) mattresses; side access along the long side is sufficient.
- Fitness area with climbing wall bars and rings attached to the ceiling
- Guest room should be convertible into a children’s room if a third child arrives
- Conservatory adjacent to the dining area
- Mudroom behind the entrance door should not be a thoroughfare (stairs not directly behind the front door)
- Preferred construction method: solid wood house (methods like Holz100, only wood, etc.)
- Central ventilation system with heat recovery


House Design
Who designed the plan: do-it-yourself
What do you especially like? Why?
- Good use of space; all rooms accommodated without the house becoming too large
- Entire living and dining area faces the garden
- Separate entrance vestibule for muddy shoes
- Equally sized children’s rooms

What do you dislike? Why?
Cost estimate according to architect/planner: not available
Personal price limit for the house, including fittings: not yet defined
Preferred heating system: not yet decided; preferably with much renewable energy (geothermal?)
Key data of house design:
- Living area 135 m² (1453 sq ft); footprint 144 m² (1550 sq ft); building area 88 m² (947 sq ft) + 4 m² (43 sq ft) conservatory
- Roof pitch 38°
- Knee wall 1.15 m (3.8 ft)
- Tilt-and-slide door in conservatory
- Exterior walls 35 cm (14 in); interior wall next to kitchen 20 cm (8 in), otherwise 12 cm (5 in)


If you had to give up, which details or additional features
- you could do without:
- you could not do without:


Why was the design created as it is now?
Inspired by various standard plans and then modified independently.

What is the most important/basic question about the floor plan, summarized in 130 characters?
We want to build in a newly developed neighborhood that is not yet fully serviced. We have not yet chosen a plot (currently not for sale).
So I’m looking for advice both on the floor plan and choosing a suitable plot. Any of the shown plots are possible except those in the area with the city villas (for some I have entered approximate size and lengths). I initially selected a plot where the garden faces roughly west to catch the evening sun. The current floor plan would also fit the other green-marked plots.
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ruppsn
22 Dec 2017 14:20
11ant schrieb:
Does this mean you let a princess slip away because she looked like Cinderella to laymen?

No. Our architect just said that corner plots can have the advantage of setback areas, and for that reason, he would have preferred the one next to us on the left.

But since that was no longer available and we are/were just happy to have gotten any plot at all, it didn’t matter.
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Nanny Ogg
22 Dec 2017 14:32
@ruppsn:
I don’t understand the setback areas and the part about using the street. What benefit do I get from being allowed to use the street? Cars drive there anyway.
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ruppsn
22 Dec 2017 15:24
Setback areas must generally be located on your property. This means that, as a first step, you need to maintain a distance from your property boundaries equal to the height of your building (1*h rule). On two arbitrary sides, it is sufficient to consider half the building height (0.5*h). The 1*h setback does not necessarily have to stay within your property boundaries if it borders public traffic areas; it may also extend up to the middle of the street. For a corner lot, you usually have two sides bordering public traffic areas, so you might have more flexibility here, at least in Bavaria.

Excerpt from BayBO, Art. 6:
“1) Setback areas as well as distances according to Art. 28 Sec. 2 No. 1 and Art. 30 Sec. 2 must lie on the property itself.
2) They may also lie on public traffic, green, and water areas, but only up to their midpoint.”

For garages, boundary construction may be permitted, meaning no setback areas need to be considered. However, this is usually limited to a maximum length of 9m (30 feet) and a height of 3m (10 feet) above the natural ground level, if I remember correctly.

However, I am not entirely sure to what extent a development plan may impose more restrictive rules here...
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Nanny Ogg
22 Dec 2017 15:58
Thank you for the explanation. Now I understand. I will look into what the Thuringian building regulations state and what the development plan specifies.
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ypg
22 Dec 2017 17:17
ruppsn schrieb:
That was always my thought, or rather my wife’s. Certainly justified, but a sidewalk doesn’t necessarily have to run everywhere, so that puts things into perspective.

...

Usually, that doesn’t really put things into perspective, because you still have a clearing duty even if there are no sidewalks. At least this applies to play streets and residential areas where sidewalks have been omitted. The street must have a cleared strip on one side, about 1 meter (3 feet) or 1.5 meters (5 feet) wide, to allow safe passage.

However, I agree with you that in more spread-out developments, the next house is further away, which can have other potentially advantageous effects.
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ruppsn
22 Dec 2017 17:39
ypg schrieb:
Usually, this doesn’t really apply, because you also have a clearance obligation even where there are no sidewalks. At least, this applies on shared traffic zones such as woonerfs as well as residential areas where sidewalks have been omitted.

Yes, exactly. And since no general statement can be made here (you yourself limit it to those two cases), it seems less clear to me. Perhaps “might be less clear” is more accurate. Better this way?

As far as I know, the snow removal obligation is regulated at the local level; at least, in our area, the municipality has issued a corresponding ordinance.

For example, our neighbor’s property faces his garden/fence directly onto the main access road of the residential development. It’s not a shared traffic zone and there is no clearance obligation. Therefore, he is not required to clear snow on that side.

I have seen this type of new development quite often around here, which led me to make that statement.