1. Plumbing Systems Building Condition Assessments

2. Assessment Steps (1) Retrieve & assemble documentation Building age Plumbing drawings Past Reports

3. Assessment Steps (2) Interview: Occupants Service companies Engineering/maintenance staff

4. Assessment Steps (3) Walk through: Occupied spaces Ceiling spaces Service areas Mechanical rooms Roof Exterior

5. Assessment Steps (4) Summarize & Prioritize: Financial Risk Follow up steps: Tests Studies

6. DIY Assessment Equipment casings Leaks Noises Maintenance records

7. Ask the experts Internal condition Destructive testing Specialized measurements Backflow prevention Asbestos

8. Systems Domestic cold water Domestic hot water Sanitary & vent Storm water Gas, oil

9. Copper Pipe

11. Polybutylene (PB)

12. PB

13. Cast Iron Piping

14. Hangers

15. Thermal expansion

16. Fire stopping

18. Plumbing Issues Backflow prevention Noise Leaks Pressure control Seismic Longevity

19. Backflow

20. Water hammer

21. Gutters

23. Roof penetrations

24. Pressure control

25. Seismic restraint

27. Longevity of copper pipes Water velocity Pipe quality Water temperature Thermal expansion stresses Building Settlement Water pH Installation quality

28. Replacement Options Do nothing Partial replacement Full replacement Alternate piping materials Lining