Conversion of Inda-Gymnasium from G8 to G9
Extension building
Extension building
RoA Rongenarchitekten PartG mbB
Occasion and goal
On the basis of the 13th School Law Amendment Act passed by the NRW state parliament on July 11, 2018, the duration of the educational courses at secondary level I was revised. All eight municipal grammar schools in Aachen have decided to switch to nine years (G9). By the 2026/2027 school year, all year groups will once again be taught according to the new curricula.
Key data
- Two-storey extension
- Implementation during ongoing operations
- 6 classrooms, 2 multifunctional rooms
- 4 adjoining rooms
- PV system
- Heat supply: planned geothermal energy
- Climate-neutral operation
- increased Aachen standard
- Start: February 2024
Construction site photos
Stand April 2025: Rohbau EG und OG, Treppen und Attiken
The upper floor was completed.
The ceiling above the upper floor has been concreted and the parapets are being installed.
The finished parts of the staircase were laid.
The shell of the connecting corridor has been erected.
Die Decke über dem Erdgeschoss ist bewehrt.Stand Oktober 2024: Rohbau Untergeschoss
The ceiling above the basement is concreted.
The semi-prefabricated walls of the basement have been completed.
The floor slab of the basement has been concreted.Stand März 2024: Baumfällung und Baufeldfreimachung
Die Baufeldfreimachung für die Kampfmittelsondierung ist erfolgt.
Baumfällungen im Februar 2024
Architectural concept
- Two-storey extension with partial basement on building wing 2
- Architecture and design language based on the existing building with a colorful accent
- Room program: 6 classrooms, 2 multifunctional rooms, 2 teaching materials rooms, building services room, storage room
- Glazed connecting element for barrier-free access to the new building and building tracts 1 and 2 with an elevator
- Consideration of a PV system on the new roof area, partial roof areas with a green roof
- Redesign of outdoor facilities with replacement planting
© Jägersküpper Fahl 2025
Energy concept
- Compact design
- Structural thermal insulation in accordance with the increased Aachen standard
- Installation of a PV system on the roof, climate neutrality in operation
- Planned conversion of the heat supply to geothermal energy
Further project information
Basic data inventory
The Inda-Gymnasium includes the multi-winged main building from 1973, a science extension from 2007 and a sports hall. Around 1,350 pupils attend the 5-form grammar school.
Building concept
The planned extension will be built between building wing 2 and the sports hall at Romerich.
In order to be able to carry out the work while the school is open, four classes have to be moved out of wing 2 of the building
Floor plans
Lehmenkühler, Christina (City of Aachen)First floor plan of the extension
Lehmenkühler, Christina (City of Aachen)Floor plan of the upper floor of the extension
Lehmenkühler, Christina (City of Aachen)Basement floor plan of the extension