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CIBSE Guide M Asset Lifecycle & Forward Capex Tool

Empirical lifecycle depreciation calculator evaluating remaining service life (RSL), maintenance derating multipliers, and forward replacement capex across all commercial building engineering services.

PLANT PARAMETERSSPECIFICATION

1. Engineering Discipline

2. Maintainable Asset Component

NRM3: --SFG20: --

3. Installation Year

4. Maintenance Regime Factor

5. Operating Environment

6. Capex Escalation / Inflation Rate (%)

ENGINEERING APPRAISALBS 8544 OUTPUT

Current Asset Age10.0 yrs

Effective Life Expectancy20.0 yrs

Remaining Useful Life (RUL)10.0 yrs

Target Renewal Year2036

Forward Replacement Capex (Escalated)£34,178

LIFECYCLE CONSUMPTION RATIO50%

NOMINAL OPERATION • ROUTINE PPM