Don't make this mistake on your DIY concrete slab! In this video, I share my first attempt at a dry pour concrete project for a shed entry, detailing the entire process—and the one major error that threatened to ruin it all. If you are planning a concrete patio diy or looking for concrete tips for beginners, this honest review will save you time and frustration. I walk you through site prep, form building, and the critical calculation error I made with my materials. I'll show you why trying to "top off" a slab with straight Portland cement was a bad idea and what I would use instead next time. As an Amazon Associate I may earn from qualifying purchases and no extra cost to you. Concrete corner tool used in this video - https://amzn.to/3I78HVe ? Project Specs: Method: Dry Pour (adding water after placing mix) Mix Used: Standard Concrete Mix + Portland Cement (The Error) Application: Generator/Trash Can Pad Top videos you need to see: DIY Adjustable 400w Solar Array Pole Mount for the DIY Off Grid Workshop • DIY Adjustable 400w Solar Pole Mount – Gro... How to Install Gutters on Your House DIY • DIY Gutter Installation Step by Step | No ... DIY Shed Build Time Lapse (12X16) • DIY Shed Build Time Lapse (12X16) DON'T FORGET TO LIKE COMMENT AND SUBSCRIBE / @diyhomesteadprojectsdiyhp10 DIY Homestead Projects contact email - [email protected] ? In This Video: 00:00 Intro: Why Dry Pour? 00:20 Site Prep & Leveling the Ground 01:38 Building Forms for a Thin Slab 02:55 Calculating Bags Needed (My First Mistake!) 03:51 The Screeding Problem: Warped 2x4s 05:54 Realizing I'm Short on Concrete 07:18 The BIG MISTAKE: Topping with Portland Cement 09:35 Removing Forms: The Crumbling Edges 11:29 Analyzing the Failure & Hairline Cracks 12:55 Final Verdict: What I Learned & What to Do Instead #DryPourConcrete #ConcreteFail #DIYConcrete #HomeImprovement