A3 Fill Sand — Clean, Well-Draining Fill for Building Pads & Site Work
A3 Fill Sand is Florida's standard fill material — a clean, well-draining sand classified as AASHTO A-3. Used for building pad preparation, septic drain fields, and general site fill, its high drainage capacity makes it ideal for Florida's high water table conditions. Enter your ZIP for pricing.
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Overview
What Is A3 Fill Sand?
A3 Fill Sand is Florida's standard fill material — a clean, well-draining sand classified as AASHTO A-3. It's the go-to material for building pad preparation, septic drain fields, site fill, and any application requiring clean, stable, well-draining fill. Its high sand content and minimal fines make it ideal for Florida's high water table conditions.
Common Uses
- Building pads
- Septic drain fields
- Site fill
- Under slabs
- Trench backfill
- Dike fill
- General structural fill
Not Recommended For
- Planting (no nutrients)
- Landscaping surface
- Mortar mixes
- Concrete production
- Erosion control
Product Specifications
| Material Family | Soils |
|---|---|
| ASTM Standard | AASHTO A-3 classification |
| Density | ~2,500 lbs/yd³ (~1.25 tons/yd³) |
| Color | Tan to light brown |
| pH | Neutral (6.5–7.5) |
| Gradation | Predominantly sand. Minimal fines. Well-draining. |
| Sold by | Cubic Yard |
| Minimum order | 1 yd³ |
| Max single load | 15 yd³ |
| Calculator buffer | 15% |
Quantity Guide
1 yd³ covers ~100 sq ft at 3" depth; 1 yd³ covers ~50 sq ft at 6" depth.
Use our calculator for an exact estimate →Delivery Info
How Delivery Works
- Professional dump truck delivers to your location
- Driver contacts you before arrival
- Material is placed at the most accessible spot on your property
- Add placement notes and access instructions during checkout
What to Expect
- Free-flowing when dry. Easy to spread and grade.
- Delivery window is typically a morning or afternoon slot.
- You'll receive order confirmation, delivery reminders, and a photo proof of delivery.
- Allow clear truck access to the preferred dump location.
Delivery Area
We deliver across 50+ Florida markets. Enter your ZIP code above to check availability and pricing for your location.
Reviews
"Ordered 3 yards for my backyard. Soil was clean, dark, and easy to work with. Delivery showed up on time and the driver placed it exactly where I asked."
Mike R. · Tampa, FL · Backyard landscaping · Feb 2026
"Perfect topsoil for my new vegetable garden. No large rocks or debris. The pricing was clear upfront and scheduling online was a breeze."
Sarah L. · Orlando, FL · Raised garden beds · Jan 2026
"Good quality material. Used it to level out some low spots and topdress my lawn before seeding. Grass came in great."
David T. · Jacksonville, FL · Lawn overseeding · Nov 2025
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