Commercial Building Products - May 2015 - 24

exteriors

PROJECT

stalled atop the tree root balls.
The material is available in eight standard colors.
The city administrators selected brown.

abled a six-man crew to move quickly from one site to

tree surrounds are installed, the grate-replacement

the next.

project will have used rubber recycled from more than

The project was a three-day process. The crew ﬁrst
removed the metal grates, which the city saves, recy-

5,600 scrap tires, which otherwise could have ended
up in landﬁlls.

RAPID INSTALLATION

cles, and sells. They then cleaned up trash and other

The permeable tree surrounds are also cost effec-

The city issued the work permit for the ﬁrst phase

debris. Once the area around a tree was clean, they

tive. According to Wesley Steer, landscape architect

of the project on September 2, 2014. With ArtPrize

added and compacted the crushed aggregate. The fol-

with the ﬁrm of O'Boyle, Cowell, Blalock and Associ-

scheduled to start on September 24, rapid installation

lowing day, the crew prepared and poured the Porous

ates, Kalamazoo, MI, depending on size, style, and

was essential.

Pave material and placed safety barricades around the

volume purchased, metal grates costs can range from

"The material we selected offered a key advantage

completed surrounds. Porous Pave cures in 24 hr., so

$800 to $1,200. Porous Pave surrounds cost between

for making the installation process easier, quicker, and

the crew returned the day after installation to pick up

$400 and $600 for each tree, installed. CBP

less costly. Porous Pave bonds to metal. We could in-

the barricades.

stall it without ﬁrst removing the grates' frames that

Working on 40 to 45 trees each day, the crew re-

are afﬁxed to the sidewalks on the edges of the tree

placed the 250 grates by September 22, 2014-two days

openings," said Karie M. Enriquez, PE, assistant proj-

before ArtPrize opened. The remaining 500 grates will

ect manager in the Grand Rapids engineering dept.

be replaced by July 2015.

"That saved a great deal of time, effort, and expense.
Prying out the frames would have damaged the side-

GOING GREEN, SAVING GREEN

walks and necessitated costly repairs."

Named "America's Greenest City" by Fast Company

Installers mixed Porous Pave in small batches on

magazine, Grand Rapids has received worldwide rec-

site in standard, portable mortar mixers. They used

ognition for its sustainability efforts. Specifying and

regular wheelbarrows and typical concrete tools and

selecting green building materials is a priority.

materials. The size of the required equipment mini-

With 50% recycled rubber, Porous Pave XL is an

mized disruption of street and sidewalk trafﬁc and en-

Want more information? The resources
below are linked in our digital magazine at
cbpmagazine.com/digital/may2015.

Circle 12 on the Reader Service Card.
Watch several videos showing the Porous Pave
material in action.
Download test data sheets.
Download the Porous Pave speciﬁcation sheet.

eco-friendly option. When all of the Grand Rapids

NEW *LathNet™ Drainage Mesh and Metal Lath in One
*LathNet™ panels shingle-style
overlap on all vertical and horizontal joints

For Stucco and Adhered Masonry

Exterior
grade
sheathing

Install the metal lath and drainage plane in
one simple step

Weather
resistive
barrier

>
>
>
>

*LathNet™ combination
lath & drainage
mesh
installed left
to right

*Patent
pending

24

Reduces labor time and costs
Reduces wall penetrations
Installs and performs just like regular metal lath
Walls dry fast, stay drier than with lath alone
See us at the AIA show, Booth #3436

Thin Stone Veneer or
Stucco Finish Coat
Scratch Coat
Base Coat

Call or email for samples:
technicalservices@mortarnet.com
800.664.6638
mortarnet.com

CIRCLE 210

http://www.cbpmagazine.com/digital/may2015 https://www.cdsreportnow.com/bgs/search?CBP0012201505 https://www.youtube.com/user/PorousPave/videos http://www.porouspaveinc.com/test-data-sheets/ http://www.cbpmagazine.com/wp-content/uploads/1505pjporouspave01.pdf http://www.mortarnet.com http://www.mortarnet.com http://www.mortarnet.com http://www.mortarnet.com https://www.cdsreportnow.com/bgs/search?CBP0210201505

Commercial Building Products - May 2015

Table of Contents for the Digital Edition of Commercial Building Products - May 2015