ᐅ Single-Family Home – Design Planning – Request for Feedback

Created on: 8 Jan 2018 00:46
M
MBS2201
M
MBS2201
8 Jan 2018 00:46
Hello,
I would like to start a new thread regarding the initial design planning.

Previous thread: Single-family house – Opinions on our design
https://www.hausbau-forum.de/threads/Einfamilienhaus-Meinungen-zu-unserem-Entwurf.25622/

Here are the main points:

The foundation slab is already in place: 12.49 x 12.49 m2 (41 x 41 ft2) and 30 cm (12 inches) thick.
The foundation slab was inspected for quality by an energy consultant and a structural engineer – no issues were found.
The locations of the underground drainage pipes are marked in the image titled "Foundation Slab - Drainage Pipes."

The house is planned to be built on the existing foundation slab. Demolition is not planned.

The house needs to be constructed as a one-story plus attic (E+1) with a gable roof at a 22° pitch.

The original submission plan from the previous owner was applied for but has not been received yet.
Our own submission plan from the architect exists but was mostly rated as unsatisfactory.

Negative points in the submission plan:
  • Ground floor + upper floor
    • Staircase between ground and upper floor is not properly dimensioned
  • Ground floor
    • Staircase unsuitable, takes up too much space; entrance to living area is through the kitchen
    • Access from garage to house does not fit due to height differences
  • Upper floor
    • Staircase unsuitable, room layout and a dark hallway with hallway width only 1.10 m (3.6 ft)
    • Balcony extends across the entire house length
      • See east elevation under the image “View all sides”
        • The balcony was extended because the upper floor protrudes 70 cm (28 inches) beyond the ground floor, covering the resulting overhang. In the previous plan, the balcony was only above the bay window.




Our specific requests:

We like the ground floor and its room layout quite well. However, the half-landing staircase should be replaced by a space-saving alternative.
The staircase was placed centrally to allow the desired rooms to be created.

  • Keep the technical room in the marked position for connection reasons, near the turning circle.
  • Keep the front door position as shown – access from the garage plus guests parking in front of the garage.
  • Central staircase to maintain short walking distances.
  • Type of staircase: corner staircase with quarter turns (1x or 2x 90° turns) or straight staircase. Spiral staircases are not desired.

  • Modern house with an open kitchen and living area.
  • Home office.
  • Guest toilet with shower.
  • Pantry for freezer, food, and beverages.
  • Large children's bedrooms, preferably on the south side.
  • Room for a walk-in dressing area.
  • Separate entrance to the master bedroom, not through the dressing room.
  • One master bathroom and one children’s bathroom.
  • Small utility room (approx. 6–8 m2 (65–86 ft2)) on the upper floor for washing machine and dryer.
  • Tiled stove; the chimney flue should not run through the children’s bedrooms. Preferred route is through the bathroom or utility room.

------------------------------------------------------------------------

Development plan / restrictions
Plot size: Parcel 35, 775 m2 (8,835 ft2)
KFW 55 standard
Slope: Yes
Site coverage ratio: 0.35
Floor area ratio: 0.80
Building envelope, building line, and boundary: see site plan
Edge development: No
Number of parking spaces: 2
Number of storeys: 2
Roof style: Gable roof, 22° pitch
Style / orientation: South - southeast
Maximum dimensions/limits: Building maximum = 14 m x 10 m (46 x 33 ft) plus single-story extension with max. length 10 m (33 ft), max. depth 3 m (10 ft)

Client requirements
Style, roof type, building type: Gable roof, 22° pitch
Basement, storeys: No basement, 2 full storeys
Number and ages of occupants: 4 persons (3 females, 1 male), ages 40, 38, 12, 9

Space requirements on ground and upper floors: Since no basement, more space per floor needed → approx. 90 m2 (970 ft2) per floor

Office use: Home office planned, possibly later converted to a bedroom / guests about 6 times a year

Open or closed layout: Open layout, at least on the ground floor

Traditional or modern design: Modern design

Open kitchen with island: Yes, open kitchen with cooking island

Number of dining seats: 1

Fireplace: Yes, should be placed in the living room, as the chimney should not pass through the children’s bedrooms.

Music / stereo wall: No

Balcony, roof terrace: Balcony: yes, roof terrace: no

Garage, carport: Double garage with partition

Additional wishes / special features / daily routine explanations:
Photovoltaic system + possibly battery storage, active ventilation system with heat recovery, air heat exchanger, cistern

House design
Planner: Architect
- Company planner: No
- Architect: Yes
- DIY: No
What do you especially like? Why? Ground floor thanks to the open design with large windows

What do you dislike? Why? Upper floor layout

Estimated price according to architect/planner: ?
Personal budget limit for house including fixtures: 400,000 €

Preferred heating technology: Air heat exchanger with underfloor heating

If you had to give up something, which details or features could you do without?
- Can give up: Battery

Cannot do without:

Why is the design the way it is now? e.g.
Not a standard design from the planner, ideas based on model houses + floor plans found online + architect input

What is the most important / fundamental question about the floor plan in 130 characters?

How can I improve the layout of the house?

Detailed site plan with building areas, paths, and green spaces


Site plan of a development area with lots, roads, green spaces, and building units


Construction plan of foundation slab with water pipes, drainage pipes, and cistern


Floor plan of a single-family house: kitchen/dining, living room, terrace, bathroom, garage.


Upper floor plan: bedroom, dressing room, bathroom, two children’s rooms, hallway, balcony.


Floor plan of a two-story house with living area on ground floor and bedrooms upstairs, courtyard.


Multiple views of a modern house: east, south, west, north elevations and cross-section


Floor plan of a house with basement and ground floor: kitchen, living room, hallway, bathroom, technical room, terrace.


Open floor plan of living and dining area with kitchen island, dining table, and sofa lounge.


Apartment floor plan: bathroom with bathtub, kitchen, bedroom with bed, living room with table.
M
MBS2201
8 Jan 2018 00:49
Here are a few drafts from my side, as I couldn’t upload more than 10 files in the first thread.

3D floor plan: Open living room, kitchen with dining table, office area, garden view


Upper floor plan of an apartment with two bedrooms, bathroom, kitchen, and living room.


Modern two-story house rendering with large glass facades, terrace, and balcony.
M
MBS2201
8 Jan 2018 07:41
Attached is a section of the applicable development plan for my property. That is why the architect shortened the upper floor.

Text document with building guidelines for the design of the main building and extension zones (WA)
kaho6748 Jan 2018 12:15
Is the concrete slab actually already notched at one corner? What are the exact dimensions there?
M
MBS2201
8 Jan 2018 12:19
Hello, no, it is not notched out. The foundation slab is square, measuring 12.49x12.49 meters (41x41 feet).
kaho6748 Jan 2018 12:36
Can the garage also be located 1 meter (3 feet) away with a covered walkway and stairs in between, or does it have to be directly attached to the house? I’m asking because of the difference in elevation.

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