MECHANICAL RETROFIT OF HISTORIC WAREHOUSE TO NEW MEDICAL CLINIC IN TULSA, OK TEAM APRIL 10, 2010 JEFFREY DOWGALA LIAM HENDRICKEN LAUREN MCNALLY

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1 RETROFIT OF HISTORIC WAREHOUSE TO NEW MEDICAL CLINIC IN TULSA, OK MECHANICAL TEAM JACQUELINE BAYER JEFFREY DOWGALA LIAM HENDRICKEN LAUREN MCNALLY APRIL 10, 2010

2 INTRODUCTION (CIRCA 1927)

3 PROPOSED NEW DESIGN

4 INTRODUCTION GOALS ASCE CHARLES PANKOW FOUNDATION ANNUAL ARCHITECTURAL ENGINEERING STUDENT COMPETITION INNOVATION SUSTAINABILITY DESIGN FOCUS EXISTING STRUCTURE MEDICAL CLINIC NEEDS TORNADO SHELTER TRIAGE CENTER

5 PROJECT REQUIREMENTS DISCIPLINARY COORDINATION ARCHITECTURAL CIVIL STRUCTURAL MECHANICAL HISTORIC PRESERVATION DEVELOP SAFE DESIGN DERIVED FROM CODES AND GUIDELINES TORNADO SHELTER TRIAGE CENTER

6 CODES & STANDARDS MULTI-DISCIPLINARY IBC, 2006 IEBC, 2006 TORNADO SHELTER REQUIREMENTS FEMA 361 SUSTAINABILITY LEED V3 2009

7 CODES & STANDARDS HVAC DESIGN GUIDELINES 2009 ASHRAE HANDBOOK -FUNDAMENTALS 2007 ASHRAE HANDBOOK HVAC APPLICATIONS IMC HVAC STANDARDS ASHRAE ASHRAE PLUMBING IPC FIRE PROTECTION NFPA 13: INSTALLATION OF SPRINKLER SYSTEMS, 2007 NFPA 101: LIFE SAFETY CODE, 2009

8 PROJECT MANAGEMENT: DESIGN PROCESS Architectural Design Site Design Structural Design Mechanical Design Tornado Shelter Design Building Integration

9 PROJECT MANAGEMENT: DESIGN PROCESS Concept Design Analytical Model Proposed Design Final Design Architectural Architectural Site Site Structural Structural Mechanical Mechanical Tornado Shelter Tornado Shelter

10 SITE LOCATION TULSA, OK BRADY ARTS DISTRICT SIZE OF SITE ~1 ACRE SITE USE OBJECTIVES PARKING SMALL PARK

11 SITE Park Medical Clinic

12 EXISTING FIRST FLOOR

13 EXISTING SECOND FLOOR

14 COMPETITION PROPOSED FIRST FLOOR

15 FINALIZED FIRST FLOOR Lobby Enhancement Tornado Shelter Fire Stair Tower

16 FINALIZED SECOND FLOOR Community Space Fitness Childcare Mechanical Room Alternative Mdii Medicine Fire Stair Tower Staff Room

17 CLIENT GOALS HVAC GOALS ROOM PRESSURIZATION MEET OR EXCEED FEMA VENTILATION REQUIREMENTS INNOVATION AND SUSTAINABILITY TEAM GOALS LOW LIFE-CYCLE COSTS REDUCE ENERGY CONSUMPTION AT LEAST 10% PRECISE TEMPERATURE AND HUMIDITY CONTROL

18 HVAC DESIGN CHALLENGES TORNADO SHELTER -SELF-CONTAINED SYSTEM LIMITED INTERSTITIAL SPACE COLLABORATING WITH STRUCTURAL ENGINEERS MINIMIZE HVAC AND FIRE PROTECTION PENETRATIONS IN TORNADO SHELTER EQUIPMENT PLACEMENT SUSTAINABLE PLUMBING SYSTEMS

19 HVAC INNOVATION GEOTHERMAL HEAT PUMP SOY-BASED SPRAY INSULATION FOAM ENERGY SAVING STRATEGIES RAINWATER HARVESTING LOW-FLOW FIXTURES

20 OUTDOOR DESIGN CONDITIONS ASHRAE ZONE 3A (www1.eere.energy.gov)

21 OUTDOOR DESIGN CONDITIONS REQUIRES HEATING, COOLING, AND HUMIDITY CONTROL Table D 1: Table Summarizing Tulsa Outdoor Design Conditions (Reference: ASHRAE 90.1, Table D 1) Latitude Longitude Elev., ft Heat DD Cool DD Heating Dry Cooling Dry Cooling Wet N W F 97 F 76 F

22 INDOOR DESIGN CONDITIONS ASHRAE STANDARD 62.1, 2007 Room Classification Patient Relations, Orthography, ENT, Staff Areas Dry Bulb ( F) Relative Humidity (%) Sensible Gi Gain (W) Latent Gain (W) Lighting Gain (W/SF) Surgery, Procedure X Ray

23 BUILDING ENVELOPE CURRENTLY DOUBLE-WYTHE MASONRY NO MOISTURE PROTECTION LIMITED THERMAL RESISTANCE SOY-BASEDB SPRAY INSULATION FOAM WALLS AND ROOF IMPERMEABLE EFFECTIVE R-VALUE:12 HR-FT 2 - F/BTU TRIPLE PANE GLASS R-VALUE: 12 HR-FT 2 - F/BTU

24 HVAC LOAD CALCULATIONS Application Baseline R Value ASHRAE R value Actual R value Roof Wall Glazing BASELINE TONS COOLING 690 KBTU/HR HEATING 60,000 CFM ACTUAL 95 TONS COOLING 400 KBTU/HRHEATING 50,000 CFM 16% REDUCTION

25 GEOTHERMAL PRIMARY SYSTEM HEAT PUMP CLIMATEMASTERM OUTSIDE AIR REQUIREMENTS REDUNDANCY WELLS (36) 500 VERTICAL WELLS 15 SPACING - COVERS 6,000 SF NO TEAR OUT LIFE-CYCLE COST

26 ZONING 1 ST FLOOR 2 ND FLOOR

27 SECONDARY SYSTEM CONSTANT AIR VOLUME TEMPERATURE AND HUMIDITY CONTROL SURGERY AND PROCEDURE ROOMS ROOM PRESSURIZATION DUCTED RETURN ENHANCED INDOOR AIR QUALITY

28 TORNADO SHELTER 2 REDUNDANT AHUS INDEPENDENT SYSTEM ONLY 2 MECHANICAL PENETRATIONS TORNADO RATED LOUVERS PROVIDE CONDITIONED AIR AFTER A TORNADO EVENT EXCEEDS FEMA VENTILATION REQUIREMENTS

29 ENERGY RECOVERY CLIMATEMASTER DESICCANT WHEEL (LATENT AND SENSIBLE) HEAT RECOVERY VENTILATOR (SENSIBLE) ( ) EXHAUST FANS PLUMBING APPLICATIONS

30 PLUMBING DESIGN CHALLENGES MEET IPC, 2006 REQUIREMENTS 10 WATER CLOSETS 8LAVATORIES 3 DRINKING FOUNTAINS REDUCE WASTE WATER BY 50% GREY WATER RAINWATER LOW-FLOW FIXTURES

31 PLUMBING DESIGN BASELINE LAVATORIES IN BATHROOMS AND EXAM ROOMS 47 LAVATORIES 350 COLD/350 HOT GALLONS DAILY WATER CLOSETS IN BATHROOMS 20 WATER CLOSETS 1760 COLD GALLONS DAILY

32 PLUMBING DESIGN PLUMBING EFFICIENCY STRATEGIES GREY WATER USE LAVATORY WATER IN WATER CLOSETS 28% WATER REDUCTION RAINWATER 42 RAINWATER ANNUALLY / 20,000 SF ROOF 41% WATER REDUCTION LOW-FLOW FIXTURES SENSOR / DUAL-FLUSH TOILETS 37% WATER REDUCTION

33 FIRE PROTECTION GOALS PROTECTION OF LIFE PROPERTY BUILDING OPERATION NFPA 13 AND 101

34 FIRE PROTECTION DESIGN LIGHT HAZARD FACILITY WET PIPE SYSTEM WITH 200 SF COVERAGE PER SPRINKLER HEAD PIPE SIZING NFPA 13, GPM/SF 100 GPM FOR INDOOR/OUTDOOR HOSE DURATION OF 30 MINS 5,100 GALLONS (TORNADO( SHELTER) ) 85,000 GALLONS (REST OF BUILDING)

35 FIRE PROTECTION DESIGN HVAC AND ADDITIONAL REQUIREMENTS DEDICATED SMOKE EXHAUST SYSTEM FIRE SMOKE DAMPERS FIRE EXTINGUISHERS HORN AND STROBE NOTIFICATION ALARM PULL STATIONS

36 SUSTAINABILITY LEED 2009 NEW CONSTRUCTION AND MAJOR RENOVATIONS SILVER CERTIFICATION (55 POINTS) MECHANICAL ACHIEVEMENTS WATER EFFICIENCY RAINWATER HARVESTING ENERGY REDUCTION INDOOR ENVIRONMENTAL QUALITY

37 CLIENT BUDGET BUDGET COST CONSTRUCTION $3,227,825 FURNISHINGS $775,000 DESIGN $330,000 PERMITTING FEES $10, LAWYER & BOND COSTS $50,000 SITE A ACQUISITION $0 TOTAL: $4,400,000

38 INTEGRATION AND COLLABORATION COORDINATION ARCHITECTURAL, STRUCTURAL, MECHANICAL, ETC. TORNADO SHELTER NEW BACKUP WALL CONSTRUCTION BUILDING INFORMATION MODELING: REVIT 2010

39 RETROFIT OF HISTORIC WAREHOUSE TO NEW MEDICAL CLINIC IN TULSA, OK MECHANICAL TEAM JACQUELINE BAYER JEFFREY DOWGALA LIAM HENDRICKEN LAUREN MCNALLY