GOMACO Corporation: Stringless Application Photos

13 Years Of Stringless

March 10, 1999
Northport, Alabama

The first stringless concrete curb and gutter radius was slipformed using a stringless guidance system. The technology of the GOMACO control systems makes it possible to adapt a stringless guidance system to GOMACO pavers.

The historical first radius was slipformed by a GOMACO GT-3600 curb and gutter machine.


September 20, 1999 Ida Grove, Iowa Forrest Avenue was the first city street in the U.S. to be paved with a stringless system. It was slipformed with a GOMACO two-track GP-2600 paver.

This contractor is using four total stations on their four-track GHP-2800 for an overlay project. The unbonded concrete overlay is 22 feet (6.7 m) wide, and concrete was placed directly on the existing asphalt surface.

Read more about this project in GOMACO World 39.2.

This GOMACO paving train has 3D controls on both the PS-2600 placer/spreader and GHP-2800, and is at work near Cary, North Carolina.

Take this quiz in GOMACO World 39.2 to see how familiar you are with the GOMACO stringless system.

A GOMACO three-track Commander III concrete paver slipformed curb and gutter without the use of stringline in Calgary, Alberta, Canada.

This contractor had 120 days to build the bulk of the new 14,572 feet (4442 m) long, 200 foot (61 m) wide Bay Runway (13R-31L) at John F. Kennedy International Airport. Their main paving train included a GOMACO 9500 placer, a PS-2600 placer/spreader, a four-track GP-4000 slipform paver, and a T/C-600 texture/cure machine.

Read more about this project in GOMACO World 39.1.

A four-track GHP-2800 concrete slipform paver, equipped with a stringless 3D guidance package, paved passes 21.7 inches (550 mm) thick with a female keyway in the side of the slab on the London Heathrow T5 runway project.

This contractor is at work slipforming 63 kilometers (39.1 mi) of canal with a four-track GP-2600 canal paver. The work is the last section of a 221 kilometer (137.3 mi) long irrigation canal which will carry water from the Atatürk Reservoir into eastern Turkey to irrigate agricultural land.

Read more about this project in GOMACO World 39.1.

This concrete safety barrier was slipformed by a three-track Commander III equipped with a stringless system in Calgary, Alberta, Canada.

This contractor slipforms stringless curb and gutter with their GOMACO GT-3600 in Meridian, Idaho.

This GP-4000 with two-lift paving system, IDBI and stringless control system slipformed a new highway in the Czech Republic.

Read more about this project in GOMACO World 35.2.

This contractor slipformed 7728 cubic yards (5908 m³) of concrete in a 12.5-hour day at the O’Hare International Airport in Chicago, Illinois. The PS-2600 placer/spreader and GHP-2800 paver were equipped with a 3D stringless system.

Read more about this project in GOMACO World 37.2.

A GOMACO two-track GP-2600 slipform paver and a PS-2600 placer/spreader on the Charlotte Douglas International Airport project in Charlotte, North Carolina, were controlled with a stringless paving system using both GPS units and Total Stations.

Read more about this project in GOMACO World 38.1.

Two total stations are used on the Interstate 64 project in St. Louis, Missouri. One controls the GOMACO 9500 trimmer while the other one is used for grade accuracy checks.

Read more about this project in GOMACO World 36.3.

A GHP-2800, equipped with a stringless system, slipformed slabs 21.7 inches (550 mm) thick on the T5 project at London Heathrow Airport.

Read more about this project in GOMACO World 32.1.

This GT-3600 concrete curb and gutter machine slipformed parking lot radii with a stringless system on a project in St. Louis, Missouri.

Read more about this project in GOMACO World 37.2.

The GOMACO four-track Commander III was used to slipform the floor and two evacuation walkways in the Channel Tunnel Rail Link connecting London, England, to Europe.

Read more about this project in GOMACO World 33.1.

A GT-3600 slipformed a 2.5 mile (4 km) long section of barrier wall on Slovakia's Motorway D1 without the use of stringline.

Read more about this project in GOMACO World 35.2.

The 9500 trimmer and GP-2600 slipform paver were equipped with the stringless system on this Albuquerque, New Mexico, project.

Read more about this project in GOMACO World 29.2.

This contractor used their GHP-2800, equipped with a 3D stringless guidance system, to slipform the new terminal and apron at the Indianapolis Airport in Indiana.

Read more about this project in GOMACO World 34.1.

A Commander III slipformed stringless curb and gutter with a 3D system on a project in Calgary, Alberta, Canada.

A stringless GP-4000 slipformed a 24 inch (610 mm) thick slab at the Hartsfield-Jackson Atlanta International Airport in Atlanta, Georgia.

A total station tracked the progress of a 9500 trimmer as it worked on a project in St. Louis, Missouri.

Barrier wall on Highway E411 in Belgium was slipformed with a 3D stringless guidance system.

The 9500, equipped with stringless technology, trimmed the cement-treated base down to the six inch (152 mm) specification on this project in Ohio.

Read more about this project in GOMACO World 33.1.


This GHP-2800, equipped with a stringless guidance system, slipformed 10.3 miles (16.6 km) of continuously reinforced concrete pavement on the C40/A10 freeway connecting Brussels to Ostend, Belgium. Read more about this project in GOMACO World 32.1.


The grades on these projects (Sydney, Australia - left; and Albuquerque, New Mexico - right) were trimmed to exacting specifications with 9500s equipped with a stringless system. Read more about the New Mexico project in GOMACO World 29.2.


This contractor used a GOMACO 9500 trimmer with a stringless system on a project in Scottsdale, Arizona.		This GHP-2800 two-track slipformed stringless on the Baton Rouge Metropolitan Airport. The project was 18.75 feet (5.7 m) wide and 15 inches (381 mm) thick. Read more about this project in GOMACO World 33.1.