WebApr 23, 2024 · Remove soil under one edge of the concrete enough to insert a hydraulic jack (bottle jack, automotive floor jack, etc) under the slab a few inches from its edge. Raise the slab an inch or more off the soil, then start striking the surface of the slab. Use at least an 8 pound hammer. WebEnsure there are adequate reinforcement spikes that are raised higher than the gravel level. Attach rebar to the reinforcement spikes and pour the concrete foundation. Smooth the foundation and leave the dry at least overnight. Attach the concrete form for the steps. Attach rebar and wire mesh for support.
How To Break Up and Remove Concrete - This Old House
WebSep 15, 2024 · 106 Posts. Discussion Starter · #1 · Sep 29, 2024. Old journeyman showed me to use sledge hammer. Forgot weight . Said in basement floor tap the floor find "hollow" sound and proceed to bust it there . I now am 68-have a rental- with a slab which I think could be thicker than the 3-4" basements floors I remember. Had ducts cleaned. Guy … WebCaution: lots of dust, concrete dust is real bad stuff, wear good breathing protection and have a shop vac sucking dust and/or run a hose to where your working to make it a wet saw. Plug extension cord for circular saw into GFCI outlet if using wet saw method. Then use standard chisel and sledgehammer. the corporate bar rescue
Busting up Concrete Without a Jackhammer - YouTube
WebMay 7, 2016 · Option 1 Use a thermal lance to punch holes in it or cut it apart in about 30 minutes. Option 2 Use an oxyacetlylene torch to cut or drill holes into it in 20 - 60 minutes. Option 3 A large fresnel lens with a good focal point on a sunny day will melt a hole in it in anywhere from 20 minutes to 20 hours. WebThe sledgehammer has a basic design that consists of a 16-pound drop-forged steel head and a 36-inch fiberglass handle to minimize impact vibrations. This minimalistic sledgehammer is a heavy-duty tool that’s made for striking wood, driving fence posts, or … WebJul 6, 2009 · It is like these things are made for exactly this purpose. I have used one to bust out more concrete fence post foundations in the Dallas summer heat than I care to recall. The thing is heavy, probably 20 pounds, perhaps more. You let it do the work. With it’s length, you don’t have to get as low as you’d need to with a sledgehammer. the corporate beard