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Case Studies

The IGGA offers case studies on pavement surfacing techniques and preservation/repair methods. Select the application(s), preservation/optimization technique(s) or pavement criteria/issue(s) to browse the case studies, or use the search function.

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NGCS Provides Alternative Noise Reduction Solution

Next generation concrete surface (NGCS) is the quietest non-porous concrete pavement surface available, providing a solution for noise control in areas where noise walls are not feasible.

Application(s)

Highway, City/Municipal

Technique(s)

Next Generation Concrete Surface (NGCS)

Issue(s)

Tire/Pavement Noise, Friction/Safety

NGCS Valuable Alternative to Noise Walls

NGCS reduces noise, improves safety and ensures smoothness.

Application(s)

City/Municipal, Highway

Technique(s)

Concrete Pavement Preservation and Restoration, Diamond Grooving, Diamond Grinding, Next Generation Concrete Surface (NGCS)

Issue(s)

Friction/Safety, Hydroplaning, Smoothness, Tire/Pavement Noise

Asphalt Diamond Grinding

Road Owners increasingly see benefits grinding and grooving both new and existing asphalt pavements

Application(s)

City/Municipal, Highway

Technique(s)

Diamond Grinding, Diamond Grooving

Issue(s)

Friction/Safety, Hydroplaning, Smoothness, Sustainability/Environmental

The Next Generation Concrete Surface

42 bridges paved with concrete contribute to smooth safe interstate highways

Application(s)

Bridge, Highway

Technique(s)

Next Generation Concrete Surface (NGCS), Diamond Grooving, Diamond Grinding, Concrete Pavement Preservation and Restoration

Issue(s)

Friction/Safety, Tire/Pavement Noise, Smoothness, Hydroplaning

Long-Lived Concrete Pavement: TH 210 in Minn. Achieves a 69-Year Service Life—With More Years to Come

With only three maintenance cycles and no traffic detours, TH 210 represents value to taxpayers.

Application(s)

Highway

Technique(s)

Joint and Crack Resealing, Full & Partial Depth Repair, Diamond Grinding, Dowel Bar Retrofit

Issue(s)

Friction/Safety, Smoothness, Tire/Pavement Noise

CPR: Rebuilt to Last

Bullitt County, KY road repair

Application(s)

Highway

Technique(s)

Diamond Grinding, Full & Partial Depth Repair, Joint and Crack Resealing

Issue(s)

Structural/Material Issues

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