171,271
Total of LEED ACCREDITED PROFESSIONALS recognized by the U.S. Green Building Council, as of September 2011.
LEED APs with specialty – 64,060
LEED APs without specialty – 83,985
LEED Green Associates – 23,226
Total LEED Professionals – 171, 271
Source: USGBC
$200.21
The cost per square foot to build a DAYCARE CENTER in San Francisco in 2011, according to RSMeans.
Source: RSMeans
1.0
The approximate U-FACTOR (Btu/hr-sf-°F) of currently available aluminum frame windows and doorframes. Also the number of AIA/CES DISCOVERY LEARNING UNITS that can be obtained by studying “High- Performance Windows + Doors” and passing the 10-question exam (80% score required). Source: BD+C
72%
The percentage a GEOTHERMAL HEAT PUMP can reduce energy consumption when compared to conventional HVAC system, according to the EPA. Additionally, the U.S. Department of Energy reported that geothermal heat pumps can but HVAC energy demand by 50% and overall energy demand by 35%. Geothermal heat pumps are expected to gain market share as recent government mandates require newly constructed buildings to be zero net energy. Energy-efficient retrofits will also increase market demand for the pumps. Source: EPA
46.9
The September 2011 AIA ARCHITECTURE BILLINGS INDEX, following a score of 51.4 in August 2011. The monthly ABI index scores are based on a score of 50, with scores above 50 indicating an aggregate increase in billings and scores below 50 indicating a decline. In regard to September’s 46.9 score, “It appears the positive conditions seen last month were more of an aberration,” said AIA Chief Economist Kermit Baker, PhD, Hon. AIA. Source: AIA
420
Buildings taller than 420 feet are now required to include an EXTRA EXIT STAIRWELL OR ELEVATOR that occupants can use for evacuations, according to the National Institute of Standards and Technology. Source: NIST
$886.2
Total put-in-place CONSTRUCTION DOLLARS in billions predicted for 2012, according to the latest FMI forecast, which calls for 2% growth in 2011, and 6% for 2012. In 2012, the construction industry will return a level of construction in current dollars that is comparable to levels recorded in 2003. Source: FMI
83%
The percentage of AIR REDUCTION possible following the installation of an air barrier system in a commercial or industrial building, according to the National Institute of Standards and Technology. The installation of an air barrier can also shrink gas bills by more than 40%, and reduce electrical use by 25%. Source: NIST
$65,000,000
Total funds currently invested in the energy-efficiency financing initiative known as the BILLION DOLLAR GREEN CHALLENGE. The fund aims to get colleges, universities, and other nonprofits to invest $1 billion in self-managed funds to be used to finance energy-efficiency upgrades. Source: BD+C
50,000
Owners of every New York City commercial and residential buildings larger than 50,000 sf will have to post each building’s ENERGY USE ONLINE, starting with commercial buildings in 2012, followed by residential buildings in 2013. Architects and environmentalists believe the measure will prompt owners to invest in cleaner, more sustainable designs. Source: BD+C
6
The number of sides to the Octagon House in Washington D.C., the original home of the AIA. Built between 1978 and 1800, the Octagon House was designed by Dr. William Thornton, the architect of the U.S. Capitol. Adapted to an irregular-shaped lot, the design of the three-story brick house combines a circle, two rectangles, and a triangle, resulting in a six-sided structure. Source: National Park Service
--
Submit your “By the Numbers” item to: Tim Gregorski, Senior Editor, tgregorski@sgcmail.com.
You must include documentation showing the source of your entry. Readers whose items are chosen will receive credit in the magazine and a $10 Amazon gift certificate. Decision of the editors of BD+C is final.
Related Stories
Multifamily Housing | Jul 12, 2017
Midyear Rent Report: 26 states saw rental price increases in first half of 2017
The most notable rental increases are in growing markets in the South and Southwest: New Orleans, Glendale, Ariz., Houston, Reno, N.V., and Atlanta.
Giants 400 | Jul 12, 2017
Innovation abounds, but will it lead to growth for AEC Giants?
Engineering firms such as Arup, Glumac, and Thornton Tomasetti are leveraging their in-house expertise to develop products and tools for their design teams, clients, and even the competition.
Multifamily Housing | Jul 12, 2017
7 noteworthy multifamily projects: posh amenities, healthy living, plugged-in lifestyle
Zen meditation gardens, bocce courts, saltwater pools, and free drinks highlight the niceties at these new multifamily developments.
Accelerate Live! | Jul 6, 2017
Watch all 20 Accelerate Live! talks on demand
BD+C’s inaugural AEC innovation conference, Accelerate Live! (May 11, Chicago), featured talks on machine learning, AI, gaming in construction, maker culture, and health-generating buildings.
Healthcare Facilities | Jun 29, 2017
Uniting healthcare and community
Out of the many insights that night, everyone agreed that the healthcare industry is ripe for disruption and that communities contribute immensely to our health and wellness.
Architects | Jun 25, 2017
Stantec adds RNL Design to its stable, fortifying several of its business units
The engineering giant also names successor to CEO who will retire at the end of this year.
Building Team | Jun 22, 2017
Seven lessons learned on commissioning projects
Commissioning is where the rubber meets the road in terms of building design.
Sponsored | Building Team | Jun 20, 2017
Plan ahead when building in the west
Getting a project through plan review can be an unusually long process, anywhere from six months to two years.
Architects | Jun 19, 2017
Preparing to negotiate: Get your head in the game
Logical and well-planned steps to effective negotiation.
| Jun 13, 2017
Accelerate Live! talk: Is the road to the future the path of least resistance? Sasha Reed, Bluebeam (sponsored)
Bluebeam’s Sasha Reed discusses why AEC leaders should give their teams permission to responsibly break things and create ecosystems of people, process, and technology.