Civic RESPONSIBILITY
by Flavia Leite
December 18, 2008
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| The City of Burbank’s new green building
consolidates many city services into
one location. Photo by David Lena Photography. |
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The new Burbank Community Services Building serves its community and the environment.
Civic buildings are created first and foremost
to serve the needs of their local communities. However, those municipalities
with a more encompassing view recognize that such buildings can also benefit
the larger global community. Such was the case when the City of Burbank,
Calif., decided to create a new
Community Services Building.
Replacing a municipal services building that had been damaged during the 1994
Northridge earthquake, the new building, which was designed to consolidate many
city services into one location, has been submitted for LEED NC 2.1
certification.
Celebrating its grand opening in August 2008, the new Burbank Community
Services Building was designed by international architecture, planning,
engineering, interior design and program management firm LEO A DALY. While many
cities and municipalities have codified green requirements for public (and in
some cases private) construction projects, the City of Burbank does not yet have a specific law
mandating such. However, the City Council mandated that the facility become
LEED certified near the completion of the schematic design phase (however, this
re-directive was not disruptive to the design process since LEO A DALY sought
to create a highly efficient design from the start).
LEO A DALY provided full architectural, engineering and interior design services
for the $38 million, three-story, 72,000-square-foot building. Featuring a
striking, light-filled central atrium, the building is the new home of the
Community Development Department; Public Works Department; the Park, Recreation
and Community Services Department; and the Public Information Office. The
building provides Burbank
citizens a centralized location for their municipal permitting needs.
According to City of Burbank Director of Public Works Bonnie Teaford, “We
wanted to provide a centralized location for the public to get permits for
construction, and promote by example the benefits of sustainable architecture.”
Architectural Intent
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| The Burbank Community Services Building features
an efficient building envelope and several sustainable design features inside
and out. Photo by David Lena Photography. |
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The Burbank Community Services Building was
designed to be an active, vibrant and environmentally sustainable civic
structure to better serve citizens while providing a functional, high-quality
work environment for city employees.
The interior of the building features a dramatic, three-story central atrium
that visually unites the various programmatic functions and minimizes the need
for artificial lighting. By consolidating all permitting functions around a
central, welcoming, easy-to-access battery of counters at the ground floor of
the facility, the architecture of the building communicates a sense of an
accessible government that is ready to provide service to the
community.
According to LEO A DALY Los Angeles Director of Design Hraztan Zeitlian, AIA,
LEED AP, “Our strategy in creating meaningful civic architecture consisted of
weaving the ‘memory of the place’ in the architectural elements and embodying a
sense of democratic transparency and openness in the conception of the
architectural spaces.”
LEO A DALY Project Manager/Project Architect Nicos A. Katsellis, AIA, LEED AP,
who managed the LEED initiatives and submission materials for the project, adds
that, “With minimal interior finishes used, the building’s seismic bracing
system was intentionally exposed, revealing the structural components found in
the perimeter walls. This was another functional design feature that plays into
the history of the building’s location in earthquake-prone California.”
The vast open core of the building had its benefits (creating a sense of
openness and activity, providing generous amounts of daylight), but also posed
an acoustical challenge. Designers incorporated a “white-noise” system to
address the potential sound issues that could have arisen from the open atrium
space.
Zeitlian adds, “By judiciously using large glass curtain wall ‘windows’ at the
main points of entry, we strived to bring a sense of transparency and openness
to the building. The building’s architecture embodies the tenets of democracy
and transparent civic decision making: The open atrium allows for the citizens
to ‘see’ into the government offices, strengthening the sense of accountability
and openness.”
In addition to the permitting and office spaces, the building houses a large
community room, which features an elaborate audio-visual system, for public
assembly and committee meetings.
Teaford points out that, “We are happily settling into our new, light-filled
work space, and the 197-person capacity community room is in almost constant
use.”
The granite-encased entrance to the room was designed to evoke the oversized
doorway of the nearby Burbank
City Hall building, tying
the new structure more closely to its surroundings. An exterior courtyard and
fountain greet visitors at the North
Third Street entrance (one of two primary
entrances), while an assortment of sculptures and other public art further
enhance the building’s active connection to and engagement with the citizenry.
Systems and Strategies
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| The three-level atrium is the focal point for
the one-stop permitting center, and displays images representing the building
trades. Photo by David Lena Photography. |
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“The most
rewarding aspect of working on this project was engaging the various green
systems and strategies into the building in a way that they also served to
create its unique architectural aesthetic,” says Katsellis.
LEO A DALY designers used a number of strategies to help make the building’s
impact on the environment as minimal as possible, and were focused on energy
efficiency, water conservation and indoor air quality. Designers were also
mindful to specify sustainable and recycled goods and finishes, including
terrazzo flooring, carpet tiles and window coverings, throughout the interior
of the building. Additionally, roughly 90 percent of the structural steel came
from recycled sources.
Through the design of the building envelope, the lighting systems, and the
heating/ventilation systems, the building achieved an annual energy usage
efficiency of 20 percent greater than the standard for California
codes.
The building envelope was designed with Low-E glazing, while insulation with an
R-value of 13 was selected for solid walls, and an R-value of 21 for walls with
an outward finish of spandrel glazing. The interior lighting scheme was
designed to have a power density of 1.09 watts per square foot for both open
and private offices utilizing indirect/direct lighting with T5 lamps. Katsellis
notes that around the perimeter spaces of the building, daylight sensors were
deployed to reduce overhead electric lighting when daylight is sufficient.
The HVAC systems were designed around an air-cooled chilled water system and
gas-fired boiler heating hot water system. Both chilled and hot water systems
operate variable primary water flow, allowing pump energy reduction when load
conditions are less than the maximum designed. The air handling system is
provided with an economizer control sequence based on outside air enthalpy
(internal energy content) and not purely on temperature.
According to Katsellis, the building offers a number of water conservation
features, too. “We installed a smart partial-drip irrigation system that has a
low water flow and minimizes evaporation loss. The system also uses an
automated master valve and flow sensor, eliminating accidental water losses.
Further, the landscape design incorporates low-water plants.” The building uses
highly water-efficient plumbing fixtures, reducing water consumption by more
than 30 percent as compared to standard technologies. Such fixtures include
waterless urinals, ultra-low flow lavatory faucets with electronic sensors,
low-flow showerheads and low-flow water closets.
Designers also focused their efforts on maximizing indoor environmental quality
by including a ventilation system with high air-change effectiveness, providing
direct access to airflow, temperature and lighting controls to the occupants, and
incorporating a large percentage of exterior glazing on all sides of the
building to allow for a daylight factor of at least two percent in more than 75
percent of the spaces allocated for critical visual tasks.
Setting an Example
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| Indoor environmental quality was maximized by
including a ventilation system with high airchange effectiveness. Shown is the
Community Room. Photo by David Lena Photography. |
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Created as the first phase of a proposed Civic
Center Master Plan, which could potentially include a new civic plaza, central
library, parking structure and pedestrian improvements, the building has set an
important precedent for the city and its citizens.
While the project’s LEED certification is pending, it has already been
recognized with California Construction Magazine’s Best of ’08 Award in the
Civic Category and a 2008 Project of the Year award from Southern California
Chapter of the American Public Works Association.
Katsellis notes that, “Everyone who worked, visited, or is currently working in
the building loves it. I’m as objective as I can be in saying
that this is a success story. Combing sustainable design concepts with
aesthetic and architectural elements that reflect the city’s values has
resulted in a truly democratic building.”
Sidebar: Burbank Community Services Building
Location: 150 North Third Street, Burbank,
Calif.
Size: Three-stories, 72,000-square feet, 1.97 acres
Cost: $38 million
Opened: August 2008
Certification: Submitted for LEED NC 2.1 certification in
November 2008
Client: City of Burbank —
www.ci.burbank.ca.us
Tenants: Community Development Department; Public Works
Department; Park, Recreation and
Community Services
Department; and the Public Information
Office
LEO A DALY Team: Brian Kite, AIA, Principal-in-charge; Nicos
Katsellis, AIA, LEED AP, Project
Manager/Project Architect;
Roxana Salcedo, Job Captain; Quang
Hua, Senior Designer;
Leon Reed, Senior Interior Designer;
Eunju Cho, LEED AP,
Interior Designer; and Ernest Barron,
Construction
Administrator Assistant.
Contractor: Swinerton Builders
Products + Resources:
Acoustic ceiling tiles – Armstrong
Carpet tile – C&A
Energy-efficient central heating and cooling equipment – Energy Labs
High-emissivity roofing membrane – Sarnafil
High-level insulation – Thermafiber
Light-gauge framing – Haworth Wall Systems
Low-emitting composite wood – Haworth
Low-emitting paints – ICI Paints
Low-energy consumption motion sensors/photo sensors/timers – Lutron
Precast concrete panels – Clark Pacific
Resilient sheet flooring – nora systems Inc.
Terrazzo flooring – Sherwin-Williams
Wall fabric – Designtex
Wall panels – Trespa Design
Waterless urinals – Duravit
Window coverings – MechoShade
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