Crafting with Concrete

All things about crafting with concrete. Concrete is a versatile material that can be used in many different ways.

Freshly poured smooth wet concrete slab inside a building

Concrete Slab Curling on Small Pours: How to Measure It and Prevent the Next One

Introduction Curling is when a concrete slab lifts in the middle as it cures. Causes include moisture differences, improper edge drying, and uneven shrinkage during curing. On small pours, wind and heat shifts can worsen the effect. To measure curling, check for a ridge or gap at the edges by placing a straightedge across the […]

Concrete Slab Curling on Small Pours: How to Measure It and Prevent the Next One Read More »

Concrete beam skeleton frame under clear blue sky

Stopping Leaks at Concrete Cold Joints: Injection Options and Negative-Side Coatings

Introduction A concrete cold joint is a seam that forms when pours stop and then resume, creating a potential weak point where water can seep through. Leaks at these joints happen when the joint isn’t bonded or sealed well enough, especially under pressure or through capillary paths. For a DIY approach, this article covers practical

Stopping Leaks at Concrete Cold Joints: Injection Options and Negative-Side Coatings Read More »

Peeling gray coating on damaged concrete surface

Waterproofing a Concrete Birdbath: Liners vs Coatings and How to Prevent Peeling

Introduction Waterproofing a concrete birdbath involves choosing between liners or coatings to prevent water from penetrating the concrete. This guide focuses on practical, hands-on basics to help you decide what to use and why. This choice affects durability, ease of repair, and how you plan to fill and maintain the basin, so compare options like

Waterproofing a Concrete Birdbath: Liners vs Coatings and How to Prevent Peeling Read More »

Concrete slab with multiple drainage holes and visible cracks

Concrete Planters Without Efflorescence: Mix Design, Drainage, and Breathable Waterproofing

Introduction Concrete planters without efflorescence come from a careful mix, proper drainage, and breathable waterproofing that lets moisture escape. This is a hands‑on guide, built from real-world steps you can follow in a DIY project. Always check product labels and local rules if a spec or method seems unclear. We touch on practical techniques for

Concrete Planters Without Efflorescence: Mix Design, Drainage, and Breathable Waterproofing Read More »

Pile of crushed concrete outdoors under clear sky

GFRC Concrete Face Coat Troubleshooting: Pinholes, Fiber Behavior, and Timing

Introduction GFRC face coat troubleshooting is diagnosing and fixing common issues like pinholes, fiber behavior, and timing mistakes in GFRC mixes. This guide aims to give practical, hands-on steps you can check on the job site. Start by confirming your mix design and how the fibers are added, since those drive surface quality. Pinholes tend

GFRC Concrete Face Coat Troubleshooting: Pinholes, Fiber Behavior, and Timing Read More »

Wood block with brass nail on concrete surface

Wood and Brass Inlays in Concrete: Differential Movement and Edge Sealing

Introduction Wood and brass inlays in concrete are decorative inserts that must tolerate different movement between materials. As concrete changes with temperature and moisture, the wood can shrink or swell differently from brass. Plan for some movement and proper edge detailing during installation. Edge sealing helps prevent moisture ingress and crack propagation where the inlay

Wood and Brass Inlays in Concrete: Differential Movement and Edge Sealing Read More »

Spiral drill bit drilling into concrete with dusty surroundings

Concrete Castings with Embedded Magnets: Layout Tricks and Corrosion Protection

Introduction Concrete castings with embedded magnets are concrete pieces that include magnets inside to provide magnetic mounting points or alignment features. This hands-on overview focuses on the basic principles, practical placement, and what to check during the pour. You’ll get a plain-language guide you can apply right away on a DIY project. Choosing magnets and

Concrete Castings with Embedded Magnets: Layout Tricks and Corrosion Protection Read More »

Close-up of floor grinding machine smoothing concrete floor

Tarp Lines on Concrete After Curing: Cleaning vs Light Grinding vs Patience

Introduction Tarp lines on concrete after curing are the visible creases or texture lines where a tarp overlapped during the curing process. They show up as different shading or ridges on the surface. You can address them by cleaning, light grinding, or letting time and use soften or blend them in. Start with a simple

Tarp Lines on Concrete After Curing: Cleaning vs Light Grinding vs Patience Read More »

Red concrete pump booms set against clear blue sky

Concrete Color Samples That Match Reality: Mockups, Cure Time, and Sealer Darkening

Introduction Concrete color samples are real-life previews of how your finish will look after curing and sealing. These mockups help you see how shade, texture, and sheen change as the concrete dries. Real results can vary with cure time and the darkening effect of sealers, so plan for some variability. If you’re considering lime paint

Concrete Color Samples That Match Reality: Mockups, Cure Time, and Sealer Darkening Read More »