What is Trade Work?
Trade work (German: Gewerkeleistung) is a specialized construction service assigned to a specific craft or trade, central to the lot division principle in public procurement.
Common Trades
| Trade | Examples |
|---|---|
| Structural | Masonry, concrete |
| Carpentry | Roof structure, timber |
| Roofing | Covering, waterproofing |
| Windows/doors | Installation |
| Drywall | Partition walls |
| Electrical | Wiring, lighting |
| Heating | Heating systems |
| Plumbing | Sanitary installation |
| HVAC | Ventilation, climate |
Legal Framework
- § 97(4) GWB: Services shall be divided by specialty (trade lots)
- § 5(2) VOB/A: Construction contracts should be awarded by trade lots
- Trade lot division is the default
VOB/C Standards
Technical norms for each trade (DIN 18299 ff.) ensure standardized quality requirements.
Patterno hilft
Patterno identifies trade lots matching your service profile, automatically, across all platforms.