TEL: 847.491.8165
FAX: 847.467.2056 iti@northwestern.edu

SELECTING AN OPERATIONAL SITE

By comparing changes in crack width produced by temperature and humidity with those produced by ground vibration, it is possible to see how much each factor contributes. The Infrastructure Technology Institute (ITI) of Northwestern University has conducted extensive research on the differences between these factors affecting cracks.

Password-Protected Sites
Naples, Florida	Concrete masonry-block house near an active limestone quarry
Suburban Milwaukee, Wisconsin	Concrete masonry-block house adjacent to an active limestone quarry
Evanston, Illinois	Historic wood-framed house (long-term data only)
Unrestricted Sites
Frankfort, Kentucky	Wood-framed house with concrete masonry-block basement near an underground aggregate mine
Metro Washington, DC	Historic wood-framed house with stucco exterior adjacent to road construction
Las Vegas, Nevada	Southwestern-style wood-framed house with stucco exterior adjacent to road construction