concrete21

Do i need a permit for a concrete pad?

Do i need a permit for a concrete pad? Regardless of whether you’re pouring a concrete driveway or patio, indoor concrete floor, or simply making concrete planter borders, municipal building regulations might require you to have a permit. … Starting your project without the proper permits can result in hefty fines.

Can I put concrete in my backyard? Poured concrete makes a terrific backyard patio and it’s easier to succeed than you might think. … A poured concrete patio can transform your backyard. If you’re considering taking on this project, your success depends on preparation.

How big of a concrete slab Can I pour myself? Consider that just 1 cubic yard of concrete, weighing about 4000 lbs, is enough to just create a 6″ thick slab for an area about 7′ by 8′. If your “large” was something like a 2 car garage floor, of 24′ x 30.

Do you need a permit to pour concrete in your backyard in California? Under California’s Building Code of 2002, Section 106.3(15) stipulates that a building permit is not necessary for pouring concrete, platforms walks and driveways less than 30 inches (762mm) above grade and not extending over any basement or story below, therefore the driveway construction is not regulated by the …

Do i need a permit for a concrete pad? – Related Questions

What is the purpose of admixture in concrete?

Producers use admixtures primarily to reduce the cost of concrete construction; to modify the properties of hardened concrete; to ensure the quality of concrete during mixing, transporting, placing, and curing; and to overcome certain emergencies during concrete operations.

Can i tile onto concrete blocks?

ANSWER – Yes you can install ceramic tile over CMU (concrete masonry unit) blocks. You need to properly prepare it to make sure it is free of any structural cracks, clean, and plumb. You can bond the tile directly to it or you can fasten metal lath and apply a scratch and brown coat of mortar.

How cold can you cast concrete?

Experts agree—the best temperature to pour concrete is between 40° – 60°F. When temperatures dip below 40°F, the chemical reactions that strengthen concrete slow down and can lead to weaker concrete.

Why is it necessary to cap concrete cylinders before testing?

Proper end preparation ensures that the ends of concrete test cylinders or cores have smooth, parallel bearing surfaces perpendicular to the applied axial load to assure uniform distribution of forces during testing.

When can you walk on new stamped concrete?

A: You can walk on the stamped concrete after four to five hours. After the concrete is sealed wait two to three hours before walking on it. *Please note we recommend after the sealer is applied for dogs to stay off the concrete for 72 hours, their nails can scratch the sealer.

Can ground rod be under concrete?

(A) Accessibility. All mechanical elements used to terminate a grounding electrode conductor or bonding jumper to a grounding electrode shall be accessible. Exception No. 1: An encased or buried connection to a concrete-encased, driven, or buried grounding electrode shall not be required to be accessible.

What is concrete and abstract learning?

Jean Piaget uses the terms “concrete” and “formal” to describe two different types of learning. Concrete thinking involves facts and descriptions about everyday, tangible objects, while abstract (formal operational) thinking involves a mental process.

How do you keep concrete from staining?

If you are looking to protect concrete from wine, leaf stains or acids a concrete coating is going to be a better option. One of the best thin mil concrete coatings systems to completely stop concrete from staining is the Epoxy 325 primer followed by the Urethane 645 top coat.

What age are kids in the concrete operational stage?

In the third, or concrete operational, stage, from age 7 to age 11 or 12, occur the beginning of logic in the child’s thought processes and the beginning of the classification of objects by their similarities and differences.

Why is concrete considered a composite material?

Concrete is regarded as a composite material because it is composed of a number of materials that combine to form this versatile building material. Most concrete is made up of Portland Cement, aggregates (gravel, crushed stones) and sand. Water is added to the mix.

Can you sand concrete with sandpaper?

While it is possible to sand concrete, both ceramic and aluminum oxide sandpaper are less than ideal for concrete sanding. Ideally, you want to use diamond sanding or polishing pads. These pads are available as a concrete hand sander as well as grinder attachments.

How to remove wooden post from concrete?

You can dig around the post hole, and then use several long pry bars to lever the concrete footing out of the ground. If the wood left inside the footing is not completely rotten, then you can sometimes screw a large eyebolt into the wood and then pull it out with a rope or chain.

How thick self leveling concrete?

The minimum thickness advised for many levelling compounds is only 2 or 3 millimetres (some require a minimum of 5mm). And whilst even a millimetre less than the prescribed minimum might not seem that significant, it can cause problems.

How to remove epoxy paint off concrete?

Acetone. Soak a clean cloth or rag with acetone/nail polish remover and press it down on the hardened epoxy for several minutes until it softens. If you can’t rub it away with the cloth, use a plastic scraper to gently remove it. Paint thinner.

What kills concrete ants?

Indoors, the best way to get rid of pavement ants is to find and kill the queen. To do that, set out at least one Ortho® Liquid Ant Bait station near where you’ve spotted the ants in your home (read the directions first).

How to make slurry mix for concrete countertops?

The ratio for a basic concrete slurry mix is 1 or 2 parts Portland cement to 1 part water. Start with equal parts cement and water, and then add more cement until you have the desired consistency.

What concrete mix to use for shower pan?

The best concrete mix for shower pans is made by Quikrete. They make two products, the first is called Floor Mud, the 2nd is their Sand/Topping mix. Both work great for building a shower pan. Just like other types of concrete mix, there are DIY options.

Can you put brick pavers over concrete driveway?

Brick paving can be installed over existing concrete or asphalt as long as it is in reasonably good shape. To ensure an adequate foundation for the brick, the existing concrete slab or asphalt should be inspected and repaired as necessary.

How much concrete can you put in a dumpster?

The most amount of concrete that we can handle at one time is a 12-yard dumpster that is NOT loaded higher than the sides of the dumpster. A 1 cubic yard mixture composed of gravel, stone, or sand can weigh more than 3,000 pounds. However, 1 cubic yard of asphalt or concrete weighs about 4,000 pounds.

What the concrete high compressive strength?

High-strength concrete is typically recognized as concrete with a 28-day cylinder compressive strength greater than 6000 psi or 42 Mpa.

How long should concrete cure before you drive on it?

Your new concrete is designed to reach 90% of its full strength potential after 7 days, so feel free to drive your personal vehicle on it then. It will take additional time before you can drive or park heavy equipment or machinery on your newly poured concrete, so make sure to wait at least 30 days.

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