H-piles Were being an outgrowth of I-beams driven to satisfy a major problem: scour undermining of bridge piers and abutments in compact sand and gravel. Deep foundation methods like piers and piles are important for transferring the load of a structure deep into the bottom, reaching stable soil or bedrock. https://maps.app.goo.gl/31Ww58sUy2HnsAqy5