Laying the concrete slab, base and pad are necessary for repair projects. You may be able to form and finish an 8×8 slab，but how about a 30×30 standard concrete slab? Read this article to learn how to pour a concrete slab.
The Materials and Tools You May Need
- 3-lb Hammer
- Dust Mask
- Concrete Edger
- Work Gloves
- Hand Tamper
- Garden Hose & Nozzle
- Spade Shovel
- Tape Measure
- Transfer Shovel
- Concrete pump
- 2-in x 4-in Board
- Concrete Mix
- Concrete Cure & Seal
How to Pour Small Concrete Slab and Concrete Base?
The small and large concrete slab requires different measures to lay and form. You may need to lay a concrete for various applications, such as the smaller concrete pad for floors steps, or you need to pour concrete.
Step 1: Set up a concrete slab frame
After determining the size of slab and pad that you need, the next step is to build a frame according to the standards, and then use the hammer to drive the frame in the ground.
Step 2: Outline the area
Remove the frame, and clean the truf or lawn about 6 to 8 inches around the area with a shovel. The outline and dig the area down 5 inches or deeper.
Step 3: Add the gravel
Pour gravel into the slab construction site and then use hand tamper to consolidate the gravel.
When you pour out the gravel, make sure the base is about 1 inch or higher. Then the tamping will make it compact.
Step 4: Build and concrete slab form
Mark off 4 part of the two-by-fours each determining 3 feet, 3 inches, and use the circular saw or electric miter to cut reduce them.
Drive the 16d galvanized nails right into the boards to construct the type. Place the form on the sub-base.
Cut four scrap pieces of two-by-four to around 12 inches long as well as hone each one to a point (one end just).
Extra pound each stake into the ground near an edge of the type. With the cordless drill, screw each risk right into a side of the kind to help support it.
Step 5: Mix the concrete
Prepare wheelbarrow, hoe, hose and water. Scoop or dig an indentation in powder mixture, had then add an appropriate amount of water first (about 2/3 of the required amount of the instructions on bags).
Utilize the hoe to push and pull the mix till the water has actually been soaked up. Gradually add the staying quantity of water.
When the concrete paste the sticky, pour the concrete to the form and compact it.
Or you can choose a another easy way: concrete mixer pump.
Step 6: Lay the concrete pad
Set the structure back in place. If you’re building a deck landing, have it somewhat incline far from the deck.
Damp the framework and crushed rock with a yard pipe or hose. Pour the mixed concrete right into the framework in addition to the gravel.
Step 7: Screed the cement and concrete
Use lumber to screed wet concrete back and forth, remove the excess concrete from the side to make sure the wet concrete is even.
Don’t forget to tap the surface of the concrete pad to remove the air.
(Related: What is the difference between cement and concrerte?)
Step 8: Finish the concrete slab
The last step to finish the concrete pad, place it for two days. When it becomes solid and dry, use the concrete float to polish it.
Do not forget to finish the edges and spray concrete cure and seal on it. When it cures completely, remove the frame.
Check this page to read more about the tips on laying concrete slab and pad by yourself.
While there is a thing you need to know is that, when you need to lay a large concrete slab for a shed, basement, driveway or garage, you need an extra machine.
A concrete pump definitely promotes work efficiency, especially when you need to pour a large slabbing to shorten the work cycle time and reduce labor work. Besides, it allows you to lay concrete slabs on slop and hill.
The concrete pump can be used for both residential and commercial projects, a pumping machine is able to pour ready mixed concrete 90 m³/h, while only 6 to 20 m³/h manually. (See the concrete pump capacity)
More importantly, when your projects are finished, you still sell your concrete pump on the second-hand market, which is a booming business.
For more details about how to pour concrete slab by concrete pump, you are welcome to contact us to get a free quote.