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14×16 Concrete Slab (6 inches): Yards, Feet & Bags

14×16 Concrete Slab (6 inches): Yards, Feet & Bags

A 14 ft x 16 ft concrete slab is perfect for a patio or gazebo base. Decide between bags or ready-mix based on site access and potential waste.

PatioHeavy load

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Slab Calculator

Enter any custom length, width, and thickness to get cubic yards and bag counts.

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Bag Calculator

Choose 40/60/80 lb bag sizes and estimate counts for your exact volume.

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Want other sizes? Browse all slab size pages

Quick Answer

Ready-mix needed
4.15 yd³
112.0 ft³
With ~10% waste
4.56 yd³
123.2 ft³
Bag estimate (varies by yield)
80 lb 187 (206 w/ waste) 60 lb 249 (274 w/ waste) 40 lb 374 (411 w/ waste)

Tip: Always confirm the yield printed on your bag label. Bag yield guide

Large pour: consider ready-mix delivery for speed and consistent results. Bag counts this high can take significant mixing time.

Project Notes (Unique)

Ordering tip:

Check yield on the label to ensure you order enough concrete, rounding to 0.25 yd³ as needed.

Common mistake to avoid:

Ensure the base is well-prepared and forms are secure to prevent shifting, especially with thickened edges.

Finish & curing:

Apply a smooth finish and keep the slab moist during curing to enhance strength and durability.

How to Estimate This Slab in 3 Steps

1

Measure

Length 14 ft, width 16 ft, thickness 6 in.

2

Compute Volume

Area: 224 sq ft → volume: 112.0 ft³4.15 yd³.

3

Add Waste

Add a small buffer for spillage and uneven subgrade, then round up when ordering.

Planning Notes

Common uses: patio, gazebo base, walkway section.

For more context and conversions, see the Concrete Calculator hub.

Frequently Asked Questions

What’s the best option: bags or ready-mix concrete?

Bags are more manageable for small projects, while ready-mix is convenient for larger slabs and can save time.

How should I prepare the base for my concrete slab?

Remove any vegetation and ensure the ground is compacted and level before placing forms.

What thickness should I choose for my slab?

A thickness of inches is typically sufficient for patios and walkways, providing durability and support.

How do I account for waste when ordering concrete?

Always order a little extra to account for spillage or miscalculations; it's better to have a buffer than to run short.

Related Slab Sizes

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Disclaimer: Estimates only. Verify measurements, thickness, site conditions, and bag yield with your supplier. For structural work, consult a professional.

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