1. Lehigh Valley Heritage Center
Jarod F. Stanton
Mechanical Option
Penn State Architectural Engineering

2. Project Team Owner/Occupant: The Lehigh County Historical Society
Architect: RCG Inc. Architects
Engineer: Barry Isett & Associates
Construction
Management: Alvin H. Butz Inc.

3. Existing Conditions Located in Allentown, Pennsylvania
$5.7 million, estimated project cost
Currently Under Construction
32,000 ft2 Building
Art Galleries
Exhibits
Offices
Library
Classroom
Artifact preparation rooms

4. Existing Conditions 3 stories
Basement serves as storage and mechanical space
Large glass lobby on northeast corner of building with glass pyramidal skylight
Serves as entrance to visitors
Can be used for exhibits and displays

5. Existing Conditions Mechanical Equipment: Packaged Roof Top Units (2)
Air Handling Units (3)
Fan Coil Unit (1)
VAV boxes, hot water (19)
Steam Generators
Boilers

6. Existing Conditions Structural System: Standard Steel Framing
Reinforced Masonry Shear Walls
Face Brick
CMU
Bluestone
Pre-cast Concrete
Concrete Floor Slabs on metal decking

7. Existing Conditions Electrical System:
42 KA AIC, 1000/3 N frame main breaker
Step down transformer
150 KVA 480 V Delta 3 Phase
208Y/120 V 3 Phase
Bollard and Recessed Outdoors Lighting
Dimmable Fluorescent Indoor Lighting

8. Existing Conditions
Pictures of existing plans, elevations, etc.

9. Depth Dedicated Outdoor Air System: Load and Energy Calculations
Comparison to original design
Feasibility of DOAS
Space requirements for ducts
Cost savings?
Payback analysis?
Reduction in size of equipment?

10. Depth Picture of cooling tower Cooling Tower:
Pro’s/Con’s on cooling tower
Is it feasible?
Location?
Cost? (first, maintenance, payback?)

11. Depth Chart of energy consumption and cost Chillers: Hybrid system
What is it?
Can it be implemented in my building?
Cost savings?
Chart of energy consumption and cost

12. Breadth Picture of EPS Structural: Basement Walls
EPS Concrete Formwork
EPS = Expanded Polystyrene
Resistance to thermal loading/unloading
Acoustical Insulation
Picture of EPS

13. Breadth EPS forms: Feasible? Cost?
Money saved in time? Concrete? Man hours?
Energy savings? Reduction in equipment size?
Extra material on exposed outside surface $$
Payback analysis

14. Breadth Picture of Window, cross section Windows Electrochromic Films
Multiple layers of ceramic thin films
Apply low voltage to activate electrochromic layers to darken
Cannot be turned opaque
Blocks 95% of UV rays in its clearest stage

15. Breadth Picture of spandrel window cross section Windows:
Spandrel Windows
Maintains building appearance
Reduces thermal load
Reduces natural lighting
Extra cost of backing materials?
Energy savings?
Payback analysis?
Picture of spandrel window cross section

16. Breadth Electrical Savings: Chart showing cost savings, if any.
Reduced equipment, less electricity, smaller wiring
Reduced panel sizes?
Chart showing cost savings, if any.

17. Conclusions

18. Questions?