Photo top, courtesy of Rampart Hydro Services. Graphic, bottom, courtesy of U.C. Berkeley Peer Center Data-driven Rampart Hydro Services long used FileMaker's databaseprogram to keep job information. Now it has used a new version to build an app. Related Links: FileMaker Product Line FileMaker techniques blog One hot IT market these days is developing business apps. But some contractors are using an old tool to build their own.Rampart Hydro Services, a hydro demolition firm in Coraopolis, Pa., has long used Apple's FileMaker product to manage project data. Recently, James Pierson, IT and facilities manager, began using a new version, FileMaker
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.