ᐅ Floor plan for a single-family house, 130 sqm, hillside plot, 2 stories

Created on: 9 Dec 2021 19:09
P
Pitigliano
Attached is the questionnaire with the floor plan and plot details for discussion.

Development Plan / Restrictions
Plot size: 2200 sqm (0.54 acres)
Slope: South-facing slope, about 2.50 m (8 ft) within the building zone
Floor area ratio: §34 – adjacent properties have 1.5 to 2 stories with gable roofs
Plot ratio: §34
Building zone, building line, and boundary
Edge development
Number of parking spaces: 2
Number of floors: 2 full floors
Roof type: 22-degree gable roof
Architectural style
Orientation: South-facing slope, accordingly oriented
Maximum heights / limits
Additional requirements

Client Requirements
Architectural style, roof type, building type: Classic, gable roof, single-family house without projections
Basement, floors: No basement, but due to slope, the lower residential floor should be partially embedded into the hillside. Above that, the ground floor as a full story.
Number of occupants, ages: 2 adults (42 and 49), 1 child (19)
Space requirements on ground and upper floors: approximately 65 sqm (700 sq ft) each
Office: Family use or home office? No
Overnight guests per year: negligible
Open or closed layout: open on the ground floor
Conservative or modern construction:
Open kitchen with island: Yes, with island
Number of dining seats: 6
Fireplace: No
Music / stereo wall
Balcony, roof terrace: No
Garage, carport: Double garage preferred, carport acceptable if necessary
Utility garden, greenhouse
Additional wishes: Photovoltaics planned, mechanical ventilation system included in price, KfW55 energy standard

House Design
Planning source: DIY and general contractor planner
-Planner from construction company: Yes
-Architect: No
-Do-it-yourself: Yes
What do you especially like? Why? South orientation, view
What do you dislike? Why? That’s for you to tell us
Price estimate from architect/planner: 330,000
Personal price limit for house, including fittings: 450,000 including additional construction costs
Preferred heating technology: Air-to-water heat pump

If you have to give up on which details / expansions
-Can you do without: Garage
-Can’t do without: Not building smaller

Why did the design evolve as it is now? Example:
Information from the web (including this forum) and contacts with other builders
What makes it especially good or bad in your view? Don’t know

What is the most important / fundamental question about the floor plan summarized in 130 characters?
Because of this forum, the building shell is planned as it currently is. The lower residential floor is to be half embedded into the slope on the valley side. On the open side are the two bedrooms and the main entrance. To the right, the double garage, also partly embedded in the slope. In the slope are the utility room and a bathroom. The ground floor above is planned entirely for living, with terraces and garden access, plus a small bathroom.

Fire away and thank you all.
Plan top is north.

Site plan: green plot 162/163, surrounding plots, roads, and buildings.


Green area 162/163 on site plan, bordered by roads, surrounding plots and buildings visible.


Lower floor plan: bathroom, utility room, hallway, bedroom 1, bedroom 2; green marked room 12.


Apartment floor plan: green marked living area with hallway, shower/WC, and kitchen.
Y
ypg
10 Dec 2021 10:22
At least it is very clear and well-defined, which is rare in self-designed projects. It is also well thought out that the basement level is used as living space. However, I don’t see the house on the site plan. South, slope… so where exactly is south? Which way does the terrace face? Is the site plan oriented to true north? Would the building plot also allow a basic rotation of the building?

I ask because, like my predecessors, I am skeptical about having an entrance door directly adjacent to the private and intimate areas. I find the zoning lacking, as well as a proper entrance area where you can store shoes and items like jackets and bags upon entering.

Tip: definitely plan with a functional kitchen from the start, and not just a placeholder like you would for a holiday home!
H
haydee
10 Dec 2021 10:36
Heat pump is a good point from @hampshire.
It works without an outdoor unit, but the supply and exhaust air must be vented through the ground floor. Technically no problem, that’s how it is in our case as well. However, a larger soffit in the ground floor bathroom area is necessary, so the floor plan doesn’t fit.
H
hampshire
10 Dec 2021 10:37
ypg schrieb:

South, slope… so where exactly is south now?
Pitigliano schrieb:

What do you especially like? Why? South orientation, view

The bedrooms face south (and the living room backs onto the nice view).
ypg schrieb:

I miss the zoning and a proper entrance area where you can leave shoes and stuff like jackets and bags when coming in.

Good point! There is some space under the stairs, but having the entrance directly in front of the bedroom would feel uncomfortable to me. It gets tight upstairs if the entrance is moved there.
P
Pitigliano
10 Dec 2021 11:14
Thank you so far
11ant schrieb:

Try placing the house onto the plot; and enlarge the site plan section considerably – as it is now, you can’t really see the actual building envelope.
I have added the north arrow to the plot again and created a larger section of the property map. The building envelope is located on the side facing the street with the usual setback distances, and the house is marked in.
hampshire schrieb:

For me, it’s not about having the entrance downstairs or upstairs; I would build two entrances – one downstairs for the adult son directly into his area and one upstairs for everyone else. However, with this basic idea, the lower floor plan is not quite suitable, because a useful entrance vestibule and the staircase would interfere, unless you build a vestibule in front, which might disrupt the clear façade of the house and would cost extra money.
Do you seriously want to sit in the living room on a slope with your back to the view? There must be a better way without giving up the TV and aquarium.
Well, we don’t want two entrances. I do understand the criticism. The “child” is 19 years old and won’t be living with us for much longer.
Sofa with the back to the window: When we watch TV, it is usually late evening, so it’s dark outside. There isn’t much to see then anyway. We have planned a daybed in the dining room in front of a fixed panoramic window.
saralina87 schrieb:

I would definitely place the entrance upstairs. Just imagine having to carry your groceries from the car to the kitchen every time...
An entrance upstairs would also mean carrying groceries from the garage uphill, possibly outside in the rain.
The garage has to remain downhill, as there is no access to the plot from the street at the upper level without crossing a neighbor’s property or ending at a streetlight.
ypg schrieb:

However, I don’t see the house marked on the site plan now. South, slope… where exactly is south? Which direction does the terrace face? Is the site plan oriented with true north? Would the building envelope allow rotating the building layout?
I ask because, like my predecessors, I am skeptical about having an entrance door directly adjacent to a private and intimate area. I find the zoning and a proper entrance area, where you can put down shoes and all kinds of stuff like jackets and bags when entering, lacking.
South is at the bottom of the plan. The slope drops from north to south. As mentioned before, the entrance upstairs would not really offer an advantage, except to increase privacy in the basement, which admittedly is true...

Regarding the heat pump outdoor unit... where to place it?
In the plan, the outdoor unit is on the ground floor behind the guest bathroom, but why should the floor plan of the guest bathroom have to be changed for this?

Site plan: green parcel 163; adjacent pink parcels; arrow pointing to small rectangular house.


Map showing a route with green waypoints along a road, arrow pointing north.
H
haydee
10 Dec 2021 11:41
For us, an external installation didn’t really work out. There were some issues, although I’ve forgotten exactly what they were, and a lot has changed technically since 2017. So, that might no longer be relevant.

We opted for an internal installation instead, with supply and exhaust air ducts from the bathroom routed downward. An area of about 2.5 meters by 0.8 meters (8 feet 2 inches by 2 feet 7 inches) has been boxed out for this purpose.

I’m not sure what needs to be routed to the utility room in the case of an external installation, so it’s best to clarify this beforehand to avoid any problems on site.
H
haydee
10 Dec 2021 11:45
Why can’t you access the property from the upper side? I mean the area where the garage is almost touching the road.

Have you considered switching the levels? Living area on the lower floor and bedrooms upstairs.

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