cut costs, improved
Tilcon’s New Jersey Division
leverages GPS to enhance its airport
paving expertise in delivering a
quality, cost-effective solution while
rehabilitating New York/New Jersey
Port Authority’s Teterboro
ontinuous improvement is what drives Tilcon New York
Inc. In an effort to increase productivity, reduce costs and
deliver a superior finished product, Tilcon’s New Jersey
Division is always looking for ways to improve its means
and methods for its main business, which is manufactur-
ing asphalt and placing hot mix pavements.
That’s why Tilcon decided to use Topcon GPS technology to
install the asphalt pavement on its Teterboro Runway 6-24 proj-
ect. The $10 million rehabilitation project received a $4.7 million
grant under the American Recovery and Reinvestment Act of 2009.
Funding was administered by the Federal Aviation Administration
through the Airport Improvement Program.
Tilcon New Jersey Division Manager John Biscardi and Proj-
ect Manager John Carollo were looking for a way to reduce their
labor costs and increase their paving crew production on Runway
6-24 at Teterboro Airport in Teterboro, NJ. In the past they had
used conventional methods to control line and grade on other
12 asphalt contractor • www.asphalt.com • February 2010
Port Authority paving projects. This GPS gaining traction
required extensive survey engineer- Topcon MMGPS technology is
ing and labor intensive setting of not new, but its use in the paving
string line to achieve the desired fin- industry is just now starting to gain
ished grade elevation required by the traction.
specifications. GPS alone is not accurate enough
“By eliminating sting lines we vertically for the placement of asphalt
reduced our survey and engineering cement, but Topcon’s unique Lazer
costs,” Biscardi notes. “We also had Zone technology now provides auto-
better access to the material transfer matic control of design grade and
device and we were able to feed the slope prior to compaction on the
paver more efficiently, allowing for first lift of asphalt. MMGPS pro-
(Top) Project Super John Carollo
increased production, reducing labor vides a virtual string line if you will, gets a new pass dialed in with
and equipment costs.” allowing the contractor to achieve MMGPS.
“Having paved numerous run- greater production while increas- (Inset) The Topcon Pocket 3D
ways and taxiways the conven- ing accuracy. The GPS dish tells the shows the mat is on grade with
tional way, this was both scary and paver where it is on the 3D model MMGPS.
exciting,” adds Carollo. “We were of the jobsite, compares it to where
depending on the Topcon GPS Sys- it should be, and then adjusts the
tem to make sure we were in the pavers tow point cylinder to achieve the Teterboro runway rehabilitation