Dig a Flat-Bottomed Hole - This Old House

Read on to learn how to make an level excavation thats fit for a footing, even on sloping ground.

Pond Excavation Basics Can You Dig It? - POND Trade Magazine

Square, one meter deep hole in the ground with concrete bottom. Hole for a concrete foundation in clay ground. Building foundations for building a res Stock Photo - Alamy

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16,800+ Digging Hole Stock Photos, Pictures & Royalty-Free Images - iStock

Double Digging - FineGardening

The Long Dig The New Yorker

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