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130823 discrepancies and mistakes in tenant mep design

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130823 discrepancies and mistakes in tenant mep design

  1. 1. Sharing our Guidance DISCREPANCIES AND MISTAKES IN TENANT MEP DESIGN By: David Hakim
  2. 2. X DISCREPANCIES AND MISTAKES IN TENANTS MEP DESIGN HVAC COMMON ISSUES: 09/10/13 2 • WRONG HVAC SYSTEM (RTU INSTEAD OF CHILLED WATER OR VAV, etc.) • VAV SYSTEM DESIGN FLAWS: o IGNORING TRANSFER AIR OPENING o REQUESTING MORE AIR THAN WHAT LOAD CALCS SUPPORT • CHILLED AND CONDENSER WATER SYSTEMS: o AHU WRONG DELTA “T”. • FC THERMAL EXHAUST SYSTEM, TENANT DESIGN COMPLICATION • SPLIT SYSTEM (BASE BUILDING ISSUES) o REFRIGERANT LINE LENGTH PROBLEM (150 FT MAX) o OUT SIDE AIR ECONOMIZER MODE
  3. 3. X DISCREPANCIES AND MISTAKES IN TENANTS MEP DESIGN • WRONG HVAC SYSTEM (SPLIT INSTEAD OF CHILLED WATER). 09/10/13 3
  4. 4. X DISCREPANCIES AND MISTAKES IN TENANTS MEP DESIGN RTU IN STORE THAT IS LOCATED IN LOWER LEVEL 09/10/13 4
  5. 5. X DISCREPANCIES AND MISTAKES IN TENANTS MEP DESIGN 09/10/13 5 TRANSFER AIR OPENINGS PROBLEMS
  6. 6. X DISCREPANCIES AND MISTAKES IN TENANT MEP DESIGN 09/10/13 6 •CHILLED AND CONDENSER WATER SYSTEMS: AHU COIL WRONG DELTA “T”.
  7. 7. X DISCREPANCIES AND MISTAKES IN TENANT MEP DESIGN 09/10/13 7 FC THERMAL EXHAUST SYSTEM, TENANT DESIGN COMPLICATION
  8. 8. X DISCREPANCIES AND MISTAKES IN TENANT MEP DESIGN 09/10/13 8
  9. 9. X DISCREPANCIES AND MISTAKES IN TENANT MEP DESIGN 09/10/13 9
  10. 10. X DISCREPANCIES AND MISTAKES IN TENANT MEP DESIGN • SPLIT SYSTEM (BASE BUILDING ISSUES) o REFRIGERANT LINE LENGTH PROBLEM (150 FT MAX) o OUT SIDE AIR ECONOMIZER MODE 09/10/13 10
  11. 11. X DISCREPANCIES AND MISTAKES IN TENANT MEP DESIGN 09/10/13 11
  12. 12. X DISCREPANCIES AND MISTAKES IN TENANT MEP DESIGN 09/10/13 12 ELECTRICAL SERVICE VOLTAGE:
  13. 13. X DISCREPANCIES AND MISTAKES IN TENANT MEP DESIGN TWO ELECTRICAL SERVICES IN ONE SPACE: 09/10/13 13
  14. 14. X DISCREPANCIES AND MISTAKES IN TENANT MEP DESIGN 09/10/13 14
  15. 15. X DISCREPANCIES AND MISTAKES IN TENANT MEP DESIGN 09/10/13 15 SECOND FLOOR RESTAURANTS START AFTER FIRST FLOOR RETAILERS OPENED FOR BUISINGESS
  16. 16. X DISCREPANCIES AND MISTAKES IN TENANT MEP DESIGN 09/10/13 16
  17. 17. DISCREPANCIES AND MISTAKES IN TENANTS MEP DESIGN CONCLUSION . . . THANK YOU.

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