Cost Elements

What are Cost Elements?

Cost Elements are component-oriented descriptions used for determining construction costs based on quantities and construction services. They represent the smallest unit of cost planning according to DIN 276, serving as the fundamental building block for all cost accounting and cost estimation in the construction industry. Cost elements provide a structured representation of individual components, services, or quantities, thereby enabling precise, traceable, and standard-compliant budgeting and calculation.

Synonymously, cost elements are also referred to as budget elements.

Significance of Cost Elements in Cost Planning and Controlling

Cost elements play a pivotal role in project, construction, and real estate cost management. They enable detailed cost planning, evaluation, and forecasting. Key advantages include:

• Highest Granularity: Every expenditure can be recorded at the lowest planning and cost level.
• Transparent Cost Structure: The breakdown by cost elements enables clear traceability of all costs and cost types.
• Standardized Planning: By adhering to DIN 276 and assigning costs to cost groups, expenses can be uniformly structured, compared, and analyzed.
• Flexibility: Cost elements can be defined and individually customized by components, construction services, trades, or quantities.
• Substantiated Updates: Changes during the project lifecycle are updated directly at the element level and within the cost element structure.

The sum of all cost elements consistently yields a complete cost estimate or cost forecast – depending on the project phase and controlling objective.

Structure and definition of a cost element

A cost element typically comprises:

• Building Component or Scope of Work Description
• Quantity (e.g., m², m³, units)
• Unit Price or Reference Price
• Total Price
• Allocation to DIN 276 Cost Categories
• Assignment to Dimensions (e.g., Component, Trade, Order, Title)

This clear structure enables transparent, standard-compliant, and software-supported cost planning and calculation.

Cost Elements in Real Estate and Construction Project Contexts

Cost elements are utilized throughout every phase of a construction project – from preliminary planning to commissioning. Examples of their application include:

• Design Phase: Initial cost estimation based on element quantities (e.g., 'exterior walls', 'roof areas').
• Execution Planning: More precise cost elements following detailed quantity surveying and selection options.
• Construction Phase: Updating of individual elements based on actual prices, quantity changes, and construction services.
• Project Controlling: Comparison of planned, contracted, and invoiced elemental costs for error prevention and optimization.

Furthermore, cost elements facilitate reliable forecasting, serve as a foundation for benchmarks and portfolio comparisons, and support the implementation of cost management guidelines.

Related Terms

• Budget Elements
• Cost Estimation
• Cost Progression
• DIN 276
• Cost Estimation

Cost Elements in PROBIS: Software-Supported Solution for Cost Planning

PROBIS facilitates the efficient definition, management, and analysis of cost elements. The system offers:

• Element-Based Budget Planning: Creation of all cost elements, including quantities, prices, reference values, and allocations.
• Automated Summation: The total cost estimate is derived from the sum of all elements.
• Multidimensional Analyses: Filtering of elements by building components, cost groups, trades, or titles.
• Real-time Budget Adjustments: Changes in quantities, prices, or construction services are directly updated within the cost structure.
• Integration into Overall Controlling: Element data flows into budget reports, forecasts, awarding processes, and controlling tools.

PROBIS thereby provides a robust foundation for precise, standard-compliant, and transparent cost planning throughout the entire project lifecycle.

Conclusion: What are Cost Elements?

Cost elements represent the fundamental structural components of cost planning in construction – component-oriented, standard-compliant, and transparent. They facilitate precise budgeting and calculation in accordance with DIN 276, forming the basis for every cost estimate and cost forecast. PROBIS enables efficient management and real-time analysis of cost elements, supporting informed decision-making in real estate and project cost management. For both enterprises and clients, they provide a dependable framework for implementing cost management guidelines and cost breakdown structures.