Crafting with Concrete

Introduction Dye penetrant testing is a simple non-destructive method to reveal hairline cracks in concrete that you can’t see with the naked eye. This article explains what it is, how it works at a DIY level, and what you can safely check yourself. You’ll get a plain, hands-on look at when to consider this method […]

Introduction Hammer sounding and chain drag are practical field tests to locate delaminations and hollow areas in concrete. You tap or drag along the surface and listen for changes in tone and feel. These methods help you decide where to drill, patch, or reinforce without guesswork. Hammer sounding uses a light tapping with a hammer

Introduction Crack monitoring on slabs is watching cracks for changes to tell if the slab is moving. You use simple tell-tales or gauges to notice width changes over time, so you can decide if action is needed. Keep it plain and repeatable, with measurements at the same spots. Start with an initial measurement of the