ᐅ Floor Plan Optimization for New Construction, Single-Family House with Two Full Stories and No Basement on a Slope
Created on: 11 Aug 2021 15:27
S
Steiran
Dear forum community,
just newly registered after months of reading and I would already appreciate your feedback. We have signed the contract for a new single-family house in northern Hesse and have had preliminary floor plans created based on our ideas.
Development plan/restrictions
Plot size: 578m² (6,225 sq ft)
Slope: 3m (10 ft) height difference sloping from north to south
Site coverage ratio: 0.4
Floor area ratio: 0.8
Building zone, building line, and boundary: all according to HBO
Number of stories: 2 full floors
Maximum average ridge height: 10.0m (33 ft)
Client requirements
Style, roof type, building type: hipped roof
Basement: no
Stories: 2 full floors
Number of occupants: 2 adults mid/late 30s, 2 children “in planning”
Space requirements on ground floor: living, dining, kitchen, study, utility room, guest toilet; upper floor: adult bedroom, child 1 + 2, bathroom, possibly hobby/storage room.
Office: used by one adult
Overnight guests per year = few
Open kitchen: yes
Number of dining seats: 6 – 8
Fireplace: no
Music/stereo wall: no
Balcony: yes
Carport: yes
House design
Who designed it:
- Ideas DIY, plan by prefab house provider
What do we like most? dining table in the bay window overlooking the garden
What do we dislike? hallway on the ground floor is very long (?), little storage space
Price estimate according to architect/planner: €390,000 (KFW40+ house)
Personal budget limit for house including fittings: €450,000
Preferred heating technology: air-to-water heat pump
Why is the design like it is now?
Our ideas were:
- open living/dining area with open kitchen
- lots of light in the living/dining area with large sliding door to the garden
- guest toilet including shower
- adult bedroom with 3.30m (11 ft) wall for our wardrobe, which we would like to keep
- access to balcony from adult bedroom
- no adjoining walls between adult bedroom and children’s rooms
- shower/toilet plumbing not running in a wall adjacent to a bedroom
What is the most important/fundamental question about the floor plan summarized in 130 characters?
We would appreciate any general suggestions/ideas/criticism to improve the floor plan.
The final architect meeting with the prefab house provider is scheduled for December. Until then, we would like to make good use of the time and contribute ideas if useful.
The idea is to position the house in the northeast corner of the plot with a 3m (10 ft) distance to the property boundary so that the garden faces southwest. Due to the slope, there is a beautiful view southwest over the village to the church. To the west is a horse farm, so not the nearest house either.
Best regards,
Steffi


just newly registered after months of reading and I would already appreciate your feedback. We have signed the contract for a new single-family house in northern Hesse and have had preliminary floor plans created based on our ideas.
Development plan/restrictions
Plot size: 578m² (6,225 sq ft)
Slope: 3m (10 ft) height difference sloping from north to south
Site coverage ratio: 0.4
Floor area ratio: 0.8
Building zone, building line, and boundary: all according to HBO
Number of stories: 2 full floors
Maximum average ridge height: 10.0m (33 ft)
Client requirements
Style, roof type, building type: hipped roof
Basement: no
Stories: 2 full floors
Number of occupants: 2 adults mid/late 30s, 2 children “in planning”
Space requirements on ground floor: living, dining, kitchen, study, utility room, guest toilet; upper floor: adult bedroom, child 1 + 2, bathroom, possibly hobby/storage room.
Office: used by one adult
Overnight guests per year = few
Open kitchen: yes
Number of dining seats: 6 – 8
Fireplace: no
Music/stereo wall: no
Balcony: yes
Carport: yes
House design
Who designed it:
- Ideas DIY, plan by prefab house provider
What do we like most? dining table in the bay window overlooking the garden
What do we dislike? hallway on the ground floor is very long (?), little storage space
Price estimate according to architect/planner: €390,000 (KFW40+ house)
Personal budget limit for house including fittings: €450,000
Preferred heating technology: air-to-water heat pump
Why is the design like it is now?
Our ideas were:
- open living/dining area with open kitchen
- lots of light in the living/dining area with large sliding door to the garden
- guest toilet including shower
- adult bedroom with 3.30m (11 ft) wall for our wardrobe, which we would like to keep
- access to balcony from adult bedroom
- no adjoining walls between adult bedroom and children’s rooms
- shower/toilet plumbing not running in a wall adjacent to a bedroom
What is the most important/fundamental question about the floor plan summarized in 130 characters?
We would appreciate any general suggestions/ideas/criticism to improve the floor plan.
The final architect meeting with the prefab house provider is scheduled for December. Until then, we would like to make good use of the time and contribute ideas if useful.
The idea is to position the house in the northeast corner of the plot with a 3m (10 ft) distance to the property boundary so that the garden faces southwest. Due to the slope, there is a beautiful view southwest over the village to the church. To the west is a horse farm, so not the nearest house either.
Best regards,
Steffi
Steiran schrieb:
and it would only be 0–0.5 m (0–20 inches). We could easily “leave it as is” and would only have a slight slope, “Only” is relative! You’re accepting earthwork costs of around 30,000–50,000 € including the retaining walls, just to end up without a level walkway to the garden, but instead with a barrier up to 50 cm (20 inches) high, which you don’t plan to address further. These are all obstacles you would usually want to avoid.
Steps take up space, not only in the garden, and yes: I noticed the staircase as well.
kbt09 schrieb:
The sample images are based on a floor-to-ceiling height (clear ceiling height) of 280 cm (110 inches). So that means a net room height of about 2.50 m (98 inches)?
There won’t be much lawn left on the area to be worked on.
Steiran schrieb:
The house will be built on a concrete slab. The rest of the elevation will be softened as much as possible with retaining walls, slopes, and steps from the terrace, so that we hope to achieve a relatively level garden. Pyrrhic victories are a matter of taste; for me, they are too costly.
https://www.instagram.com/11antgmxde/
https://www.linkedin.com/company/bauen-jetzt/
Steiran schrieb:
The house will be built on a slab foundation.Who actually got that expensive idea into your head?The client expressed the wish, and the company implemented it right away? 😕
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