In Germany, the tasks of engineers are divided into 9 performance levels (HOAI 1-9).
Electrical planning to HOAI 1-9
In this performance phase, I agree with the builder's ideas and wishes.
- Clarify the task with the client and the object planner
Now a planning concept with different variants is developed and discussed. In this phase, initial design sketches will be presented.
- Profitability analysis
- Setting up a function diagram or schematic diagram
- Clarify and explain specific relationships
- Participate in preliminary negotiations with authorities
- Cost estimate according to DIN 276
Recessed elaboration of the design concept with object description. Display through first installation drawings. Cost control of the first cost estimate. In this project phase, a detailed cost calculation with fixed numbers is created.
- Development of a graphic solution
- Set all systems and components
- Cost calculation
- Elaborate the final solution
Elaboration of the electrotechnical specification for the necessary approval planning taking into account other trades.
- Creating the electrotechnical specification
Develop and display the planning solution. Creation of electrical installation drawings.
- Drawings of the installations with dimensions
- Light calculation
- Participation in the design of fire alarm and electroacoustic systems (BMA and ELA)
- Drawings for the cable routes
Required products amount and quantity
- Price quotes
- Technical adjustments
Checking offers with order proposal
- Checking and evaluating offers, including setting up a price index
- Participate in negotiation with tenderers and prepare a tender proposal
- Cost control
Object monitoring (construction supervision)
- Participate in setting up and monitoring a schedule
- Monitor the work
- Check the quantities
- Accompanying the acceptance
- Cost estimation
- Check the documentation
Überwachen der Beseitigung von Mängeln und Dokumentation
- Monitor the removal of defects and documentation
- Warranty control
- Zeichnungserstellung in 3D
- Erstellen der technischen Details eines Raumbuches
- Prüfen und Anerkennen von Montage- und Werkstattzeichnungen
- Anfertigen von Stromlaufplänen
- Anfertigen von Leerrohrplänen