1. AOC Presentation to DBIA
United States Capitol Complex
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Charles Iliff
Anna Franz
Director of Sustainability and Energy, AOC
Director Planning and
Project Management, AOC

2. Agenda About the Architect of the Capitol Design Build Projects:
AOC’s Campus & Mission
Design Build Projects:
E85 Refueling Station
Energy Savings Performance Contracts
United States Capitol
House Office Buildings
Senate Office Buildings
Cannon Renewal – Integrated Design Process
Senate Underground Garage – Potential future project
U.S. Capitol Dome Restoration

3. About the Architect of the Capitol AOC’s Campus & Mission

4. About the Architect of the Capitol AOC’s Campus & Mission

5. About the Architect of the Capitol AOC’s Campus & Mission
“Serve Congress and the Supreme Court, preserve America’s Capitol and inspire memorable experiences for our visitors”
17.4 million square feet of facilities and 550 acres of historic buildings and grounds
Includes U.S. Capitol, Senate and House Office Buildings, Library of Congress, Supreme Court, Botanic Garden, others
Production and distribution of steam and chilled water to more than 25 buildings
Assets entrusted to our care must continue to meet Legislative, Judicial, and public needs while maintaining historical preservation focus
Since 1793 – AOC and predecessors have overseen buildings and grounds—10 AOCs
2,600 employees: architects, laborers, janitors, electricians, masons, plumbers, engineers, painters, curators…
32 buildings
17.4 million square feet (6x empire state building)
470 acres
24x7x365 operation
Maintenance performed in house $600 m/year

6. About the Architect of the Capitol AOC’s Campus & Mission

8. Architect of the Capitol Design Build and other Projects
Design Build Projects:
Authority for Design Build projects – past 5 years
E85 Refueling Station
Energy Savings Performance Contracts
United States Capitol
House Office Buildings
Senate Office Buildings
Cannon Renewal – Integrated Design Process
Senate Underground Garage – Potential future project
U.S. Capitol Dome Restoration
Our program goals are built from internal and external drivers. For instance, the Energy independence and security act requires us to meet a 30 energy reduction by Other mandates like Executive Order 13514, AOC has volunteered to follow and use as guidance in meeting federally driven sustainability goals.

9. Architect of the Capitol Design Build and other Projects
E85 Refueling Station 2008
AE-1 one month AECOM (HSMM)
AE2 and construction 6 month ERM and Tanks Direct
$800,000 Renovation existing AOC refueling facility
Our program goals are built from internal and external drivers. For instance, the Energy independence and security act requires us to meet a 30 energy reduction by Other mandates like Executive Order 13514, AOC has volunteered to follow and use as guidance in meeting federally driven sustainability goals.

10. Architect of the Capitol Energy Savings Performance Contracts
Implemented 3 ESPCs in 14 buildings - $93 million in infrastructure upgrades
United States Capitol
29% annual energy reduction over a 10 year term
Partnered with Ameresco
Construction
House Office Buildings
23% annual energy reduction over a 16 year term
32% annual water usage reduction
Partnered with Noresco, LLC
Senate Office Buildings
35% annual energy reduction over a 14 year term
Construction

11. Implementing ESPCs in Historic Buildings Energy Savings Performance Contracts
Challenges
Adapt 18th, 19th, and 20th century facilities to 21st century standards of energy and sustainability
Work in historic, emblematic facilities of national and worldwide significance
Preservation of priceless artwork
Uninterrupted legislative operations
Minimize impacts to building occupants – be invisible
High-volume public access
Tight security

12. Implementing ESPCs in Historic Buildings United States Capitol
Partnership Details
$14 million partnership with Ameresco and Banc of America Leasing & Capital
Detailed energy survey conducted in ; contract award in 2009
Four primary ECMs
HVAC Controls Upgrades
AHU 18 Replacement
Energy Efficient Lighting Upgrades
Steam Trap Replacements
Total savings goals
29% reduction in energy usage

13. Implementing ESPCs in Historic Buildings United States Capitol
Implementation Scope
33 AHUs converted from pneumatic to DDC
Wireless space temperature feedback
Night/weekend control setbacks
Ongoing training program for BAS operators to monitor/diagnose energy-related deficiencies
AHU-18 HVAC system replacement with a variable-air volume (VAV) system to enhance humidity and temperature control
12,900 lamp/ballast efficiency upgrades
670 steam trap replacements

14. Implementing ESPCs in Historic Buildings House Office Buildings
Partnership Details
$34 million partnership with NORESCO, LLC and Bostonia Partners
Detailed energy survey conducted in 2008; contract award in 2009
Four primary ECMs
Energy Efficient Lighting Upgrades
HVAC Controls Upgrades
Water Conservation Measures
Steam Trap Replacements
Total savings goals
23% reduction in energy usage
32% reduction in water usage

15. Implementing ESPCs in Historic Buildings House Office Buildings
Implementation Scope
34,200 lamp/ballast upgrades in 6 buildings
Occupancy sensors, daylight harvesting, day/night scheduling & bi-level lighting in select areas
Solar fiber optic accent lighting
77 AHUs converted from pneumatic to DDC
Wireless space temperature feedback
Night/weekend control setbacks
Duct sealing
Demand ventilation
78 steam trap replacements
2,700 low flow, automated plumbing fixture upgrades
Green roof demonstration
Condensate harvesting for fountain make-up water

16. Implementing ESPCs in Historic Buildings House Office Buildings
Environmental stewardship & recycling a key contract component
All lamps/ballasts properly recycled with documented “death” certificates
All metal debris recycled as much as possible
All packaging/shipping containers recycled or reused
All removed plumbing fixtures ground down and used as aggregate for road construction

17. Implementing ESPCs in Historic Buildings Senate Office Buildings
Partnership Details
$42 million partnership with Ameresco and Banc of America Leasing & Capital
Detailed energy survey conducted in ; contract award in 2009
Five primary ECMs
HVAC Controls Upgrades
Lighting Retrofits and Controls
Transformer Upgrades
HVAC Testing, Adjusting, and Balancing
Removable Insulation Covers
Total savings goals
35% reduction in energy usage

18. Implementing ESPCs in Historic Buildings Senate Office Buildings
Implementation Scope
99 AHUs/EFUs converted from pneumatic to DDC
Wireless and wired space temperature feedback
Night/weekend and critical zone control setbacks; optimized start/stop strategies
1,400 VAV box replacements
Cog belt replacements
Coil cleaning
Door seals & weather stripping
44,300 lamp/ballast efficiency upgrades
Large expansion of lighting control system
134 transformer upgrades
Removable insulation covers installed on steam valves

19. Energy Savings Highlights FY2013
AOC Energy Reduction FY
Energy Intensity Reductions Percentage
-21.8
-25.2
-27
-30 19 19

20. Energy Savings Highlights FY 2013
AOC FY 2012 (22%) 20

21. Energy Savings Highlights Recent Accomplishments
$2.7 Million
Dollars saved through new energy reductions
25%
Energy reduction from FY 2003 baseline, exceeding the FY 2013 goal
20%
Reduction in our greenhouse gas footprint from a FY 2008 baseline
6 Million
Square footage of buildings retro-commissioned
$14 Million
In building energy improvements re-allocated from utility accounts
230
Meters installed
85 Million
Gallons of water saved from a FY 2007 baseline

22. Cannon House Office Building Renewal
Completed 1908
Never had complete renewal
10 year project to renew entire building
One wing every two years from

23. SUG Renovations & Landscape Restoration Overview - Aerial
Area of construction

24. SUG Renovations & Landscape Restoration Timeline
1932: Garage, upper plaza & fountain original construction 24

25. SUG Renovations and Landscape Restoration Program Elements
Garage:
Senate Staff Parking – 187 spaces
Car Wash
Senate Fountain Mechanical Room
Capitol Grounds Offices & Shops
Pedestrian Tunnel to RSOB
C Street Tunnel and Associated Shops
Hardscape:
Upper Plaza and Senate Fountain
Cascading Wall Fountain
Infrastructure supporting fountains
Lower Plaza
Senate Reflecting Pool 25

26. SUG Renovations & Landscape Restoration Proposed Schedule
August 2012: Award AE-1 Design
May 2013: AE-1 Design Complete
2015: RFP for Design-Builder
(Subject to authorization & appropriation)
2016: Construction Start
2017: Construction Complete 26

27. U.S. Capitol Dome Restoration
150+ years old
Cast iron from 1850s-1860s
Last restored 1960
Multi-year project underway will repair 1,000+ cracks

28. Exterior envelope repair and restoration (stone) Energy Projects
Upcoming Work
Exterior envelope repair and restoration (stone)
Energy Projects
Fort Meade Storage Modules