
Structural analysis, building construction and building physics verification for building construction, civil engineering and industrial construction from Bad Hersfeld

idn Ingenieurbüro für Baustatik und Baukonstruktion – Dipl.-Ing. Dirk Nennstiel
36251 Bad Hersfeld-Kathus · GermanyNew on Amplifa
About the engineering office
The idn engineering office for structural analysis and building construction was founded in 1999 by Dipl.-Ing. Dirk Nennstiel in Bad Hersfeld and successfully expanded in the following years. Owner Dirk Nennstiel is a consulting engineer, a member of the Hesse Chamber of Engineers and authorised to provide verification for structural stability, sound insulation and thermal insulation, with over 30 years of professional experience in structural design, construction and building physics. The office provides structural calculations and verifications of structural stability, thermal insulation calculations in accordance with EnEV, sound insulation calculations, refurbishment planning, detailed execution planning with formwork and reinforcement drawings, as well as construction acceptance and construction supervision. Clients include architects, property developers, building owners and municipalities; reference projects include hotels, residential buildings, day-care centres, industrial buildings and public buildings such as the extension to Göbel's Schlosshotel or the light column of the Bad Hersfeld Festival. The office is located in Bad Hersfeld-Kathus; its focus of activity is in northern and eastern Hesse, with projects also realised throughout Germany.
- Site
- Bad Hersfeld-Kathus
- Processes
- Structural design in building and industrial construction, Thermal insulation calculations in accordance with EnEV in building and residential construction, Sound insulation calculations in building and residential construction, Consulting and planning of refurbishment measures, Execution planning: formwork and reinforcement drawings, Construction acceptance and construction supervision, Structural analysis / verifications of structural stability, sound and thermal insulation, Building construction
- Materials
- Thermal insulation calculations in accordance with EnEV, Sound insulation calculations, Refurbishment planning, Formwork and reinforcement drawings
- Certificates
- Authorisation for verification of structural stability, sound and thermal, Member of the Hesse Chamber of Engineers
- Founded
- 1999
- Industries
- Building construction, Industrial construction, Civil engineering, Residential construction, Public buildings / municipalities
- 01
Structural calculation and design of loads (structural stability)
- 02
Thermal insulation and sound insulation verifications
- 03
Participation in material and structural system selection for cost optimisation
- 04
Execution planning (formwork and reinforcement drawings)
- 05
Construction acceptance and construction supervision
Service areas and verifications
Thermal insulation calculations in accordance with EnEV
Thermal insulation verifications for building and residential construction as part of project planning.
Sound insulation calculations
Sound insulation verifications in building and residential construction.
Refurbishment planning
Consulting and planning of refurbishment measures on existing structures.
Formwork and reinforcement drawings
Execution planning for the implementation of structural design on the construction site.
Locations

Bad Hersfeld-Kathus
DEOffice / Head office
- Materials
- Structural design, building construction, building physics
Reference projects









Inside the production

Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Structural design in building and industrial constructionEngineering | – | – | – | – | – |
| Thermal insulation calculations in accordance with EnEV in building and residential constructionEngineering | – | – | – | – | – |
| Sound insulation calculations in building and residential constructionEngineering | – | – | – | – | – |
| Consulting and planning of refurbishment measuresEngineering | – | – | – | – | – |
| Execution planning: formwork and reinforcement drawingsEngineering | – | – | – | – | – |
| Construction acceptance and construction supervisionEngineering | – | – | – | – | – |
| Structural analysis / verifications of structural stability, sound and thermal insulationEngineering | – | – | – | – | – |
| Building constructionEngineering | – | – | – | – | – |
Additional services
Reference customers
Qualifications and authorisations
Owner Dirk Nennstiel is a consulting engineer, a member of the Hesse Chamber of Engineers and authorised to provide verification for structural stability, sound insulation and thermal insulation. Verifications are carried out in accordance with the applicable professional regulations of the Hesse Chamber of Engineers.
| Evidence | Bad Hersfeld-Kathus |
|---|---|
| Authorisation for verification of structural stability, sound and thermal | |
| Member of the Hesse Chamber of Engineers |
History
- 1999
Foundation of the engineering office by Dipl.-Ing. Dirk Nennstiel in Bad Hersfeld; successfully expanded in the following years.