Pouring a 24x24 Garage Slab DIY

Pouring a 24x24 Garage Slab DIY: Planning Guide

Pouring a 24x24 garage slab (576 square feet) solo requires planning. Divide into 4 quadrants if doing it solo. Use expansion joints. You cannot finish 576 square feet alone fast enough. Understanding these requirements prevents failure.

The Problem: Too Large for Solo Work

576 square feet is too large:

• Can't finish fast enough: Concrete sets faster than one person can finish
• Window closes: Finishing window closes before completion
• Poor quality: Results in poor finish quality
• Need help or divide: Need multiple workers or divide into sections

Solution: Divide into 4 Quadrants

Divide slab into manageable sections:

• 4 sections: Divide into 4 equal quadrants
• 12x12 each: Each quadrant is 12x12 feet (144 sq ft)
• Manageable size: Can finish each section in time
• Work one at a time: Pour and finish one quadrant at a time

Use Expansion Joints

Expansion joints are essential:

• Separate sections: Create breaks between quadrants
• Allow movement: Allow sections to move independently
• Prevent cracking: Prevent cracks at boundaries
• Required: Essential when dividing slab

Construction Process

1. Plan quadrants: Mark out 4 equal sections
2. Form first quadrant: Form first 12x12 section
3. Pour first: Pour and finish first quadrant
4. Form next: Form next quadrant
5. Repeat: Continue with remaining quadrants
6. Install joints: Install expansion joints between sections

The Bottom Line

Pouring a 24x24 garage slab (576 sq ft) solo requires dividing into 4 quadrants and using expansion joints. You cannot finish 576 square feet alone fast enough—concrete sets faster than one person can finish. Dividing into manageable sections allows you to complete each section properly. Use expansion joints to separate sections and prevent cracking.

Need help with a garage slab? Contact Local Concrete Contractor. We have crews to handle large slabs properly with professional results.