

HOAI System Group 1: Wastewater, Water, Gas Systems
DAMBAN Engineering Office handles System Group 1 of Building Services Engineering within the framework of planning and engineering services, according to HOAI, which is simultaneously designated as Cost Group 410 according to DIN 276. Cost Group 410 refers to wastewater systems, water systems and gas systems of the building services trades in structural facilities, which fall within the framework of HOAI (Regulation on Fees for Architectural and Engineering Services).
Cost Group 410 (System Group 1) is further subdivided into additional cost groups of the 2nd level of DIN 276:
411 Wastewater Systems:
Wastewater installation technology; wastewater piping systems; inspection shafts and pump sumps; sewage and greywater pumps; sewage lifting stations; floor drains and outlets; odor traps; backwater prevention systems; sewer systems; lifting station technology in general for sewage and rainwater; cisterns; infiltration systems; etc.
412 Water Systems:
Water supply systems for drinking water technology; installation technology in general for drinking water supply; decentralized water heating systems; sanitary objects; solar thermal systems for drinking water heating; all types of water piping technology; etc.
413 Gas Systems:
Gas supply systems in general; gas generation systems; transfer stations for gas supply facilities; gas piping systems; all components of gas supply system technology that are not assigned to Cost Group 420, etc.
419 Other for Cost Group 410:
Prefabricated sanitary units; installation register systems; fire protection system components for sanitary system technology such as fire protection sleeves; bulkhead systems; core drilling and openings for Cost Group 410; etc.
For the following construction projects / project types, we offer you our comprehensive engineering services / specialist planning services according to HOAI:
– Residential houses / residential buildings
– Student dormitories / nursing homes
– Shopping centers
– Logistics centers
– Supermarkets or discount stores
– Warehouses
– Industrial buildings
– Workshops
– as well as other commercial buildings / special structures.
Planning of Additional MEP Trades from One Source
Independent of the systems in Cost Group 410 (sanitary, wastewater and gas systems), we offer you all building services trades (Mechanical, Electrical, and Plumbing) from one source. Thus, we are available to you as a comprehensive MEP general planner for your upcoming construction projects with high performance and reliability.
Successfully Start with Us
Our specialists examine the specific requirements even before the project begins to avoid premature wrong decisions. This way, we want to optimize the value creation potential of your project and provide you with a
smooth and controlled process flow during planning and construction execution.
DAMBAN Engineering Office – Your strong partner for your project.
Engineering | Specialist Planning Sanitary / Wastewater / Gas
Wastewater Systems
Water Systems
Gas Systems
Rainwater Technology
Rainwater Infiltration
Grease Separator Systems
Drinking Water Supply
Sewage Systems
Greywater Systems
Gas Systems / Gas Supply Systems
Sewer Systems / Drainage Systems
Sewage Treatment Plant Technology