September 2008

Rebuilding Katrina-Damaged Homes in Louisiana

An Extreme Makeover project

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Up to 30 liters of water per second can flow through the pavers.

By Carol Brzozowski

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As if the destruction of Hurricane Katrina wasn’t enough trauma for the Usea families and their homes in Westwego, LA, a tornado in February 2007 blew through the area to practically finish what Katrina had started.

Brad and Laura Usea’s home was severely damaged during Hurricane Katrina, but Brad’s mother Grace’s home—where his older brother Chris and twin brother Chad also lived—was completely destroyed, leaving them homeless.

Brad and Laura Usea took their family into their home, only to see the already-battered house, as well as the backyard trailer where Chris lived, take more hits from the tornado.

In the meantime, Brad and Chad Usea, both volunteer firefighters, were busy helping other people.

Meanwhile, in New Orleans, Pastor Willie Walker—who had come to New Orleans in 1998 to help drug addicts, AIDS patients, the homeless, and the poor—found his church destroyed in Hurricane Katrina’s wake. Unable to rebuild the church, he nonetheless continued his pastoral work.

Enter the crew of Extreme Makeover: Home Edition. For the television series’ season finale, as the last stop on a 50-state tour, program producers put out the call for a volunteer rebuilding effort of the Usea homes, as well as Pastor Walker’s church.

Natural stone pavers replaced damaged asphalt walkways and driveways.

Pavers were also installed next to a stormwater grate.

More than 400 square feet of natural stone pavers were installed.

One company that answered the call was Permapave Industries LLC, a company that provides permeable natural stone pavers with an underlying stone reservoir that stores surface pollution or runoff before allowing it to filter into the soil.

Permapavers have a flow-through rate of up to 30 liters per second and can remove 100% of gross pollutants from stormwater as it passes through the substrate.

Permapave is a two-year-old company. Eric Aronson, president, and his partner Vincent Buonauro acquired the rights to manufacture, sell, distribute, and license the Permapave product from Australia. The Australian company has been in business for 10 years.

Aronson had sent a sample of Permapave a year ago to Diane Korman, the senior producer of Extreme Makeover: Home Edition.

“There is no product out there that does what we do, and they looked at many different products,” he says. “[Korman] was looking for the right job to use it and thought New Orleans would be perfect.”

“Ending the Extreme Makeover: Home Edition 50-state tour in New Orleans with a green build will be a true testament to the growing trend in the homebuilding industry to go green,” says Korman. “We turned to Permapave to provide a product that gave a significant runoff reduction and enhancement of water drainage. This product actually gave us three points toward our Platinum LEED [Leadership in Energy and Environmental Design] certification, making it one of only 10 homes in the United States to earn the US Green Building Council’s highest honor.”

Permapave donated about 400 square feet of natural stone pavers, says Korman. The pavers were installed as hardscape to replace damaged asphalt walkways and driveways for three different houses for the Usea family and Pastor Walker’s church.

The Extreme Makeover: Home Edition rebuilding efforts were conducted during the week of March 8, 2008, with the results aired on May 18, 2008.

“Lot coverage is very judicial—impervious surfaces versus pervious surfaces—so if you could have the same strength as asphalt and have all that water run right through, you’ve solved a major issue and you get the quality of both,” notes Aronson.

While Aronson’s company provides the Permapave product and carries out the installation, in the Extreme Makeover: Home Edition case, the installation was done by a crew working on the job.

“Anyone who can install a paver can install Permapave,” notes Aronson.

Job challenges focused on the tight working schedule of 24/7, says Aronson. “And there were a hundred people running around on location,” he adds. “That makes it very difficult, especially where people walk. Other than that, it went as smooth as silk.”

The permeable pavers are embedded in gravel and grouted with polymer concrete; the surface coefficient of friction exceeds non-slip standards, even when wet. The pavers come in blonde, Karuah red, gold, bronze, grey, honeycomb, and black colors.

The pavers can keep up to 60% of phosphorus, 70% of heavy metals, and 98% of hydrocarbons out of the ground, as well as gross pollutants, “thus putting real water quality back into the ground,” says Aronson.

Aronson says Permapave can qualify a project for up to six LEED credits and has a variety of applications, such as driveways, roofs, retaining walls, and strip drains—“anything where you need water to flow through.”

To maintain permeability, the system can be cleaned using a mechanical vacuum, with contaminated media collected and transferred to an appropriate disposal site, rather than flushed to outfall waterways. The contaminant profile and frequency of rain events dictates how often maintenance must be performed.

Two cleaning lines can work simultaneously from the Permapave cleaning machine up to 100 meters away; the machine is equipped with a fitting that tows behind a vehicle for cleaning large areas of pavement.

Aronson says he’s honored that his company’s product was chosen to be featured on Extreme Makeover: Home Edition.

“I feel unbelievably fortunate to have been selected by Extreme Makeover, especially for the season finale, especially in New Orleans,” says Aronson.

“We’ve had such an unbelievable response from that show because it’s in New Orleans and obviously there’s a big issue with the flooding,” he continues. “The producers were very happy with the results. Because it is in New Orleans, the biggest problem they had was drainage. So they are very excited about this.”

South of Louisiana, in Florida, is the biggest market for Permapave, Aronson notes.

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“During hurricane season, there are gale-force winds that blow these roofs off these houses like it’s nothing, because wind is a very powerful force—the wind will get underneath the roof, lift it up, and cause damage. With Permapave, the wind—like the water—flows right through the stone, so there’s no lift factor,” he says.

“It’s good for drainage purposes, because the water table is so high,” he adds. “And it’s not a question just of water drainage, but also water reclamation—keeping that water and putting it in the right place, especially for golf courses where they spend a tremendous amount of money on maintaining those areas. They can actually just reclaim that water and then reuse the same water over again.”

Author's Bio: Carol Brzozowski is a journalist living in Coral Springs, FL.

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