Shell Rock Base (FDOT Code 11) — High-Performance Base Material
Shell Rock Base is a natural shell-limerock blend certified under FDOT Code 11. Widely available across South and Central Florida, it compacts quickly and typically delivers LBR values between 120 and 170 — often outperforming standard limerock. Ideal for driveways, roads, and building pads. Enter your ZIP for pricing.
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Overview
What Is Shell Rock Base (FDOT Code 11)?
Shell Rock Base is a naturally occurring blend of crushed shell and limerock certified under FDOT Code 11. Common across South and Central Florida, it delivers excellent compaction and bearing ratios — often exceeding standard limerock base. Its smaller max particle size (1.5" vs 3") means faster compaction times. Used for driveways, road base, parking areas, and building pads.
Common Uses
- Driveways
- Road base
- Parking areas
- Building pads
- Sidewalk base
- Residential foundations
Not Recommended For
- Top surface layer
- Drainage behind walls
- Landscaping
- Garden beds
- Erosion control
Product Specifications
| Material Family | Aggregates |
|---|---|
| ASTM Standard | FDOT Section 914-1 / Code 11. LBR typically 120-170. |
| Density | ~3,000 lbs/yd³ (~1.5 tons/yd³) |
| Color | Tan to light brown (shell-limerock blend) |
| pH | Alkaline (8.0–8.5) |
| Gradation | Max 1.5" down to dust. 100% finer than 2". Well-graded. |
| Sold by | Ton |
| Minimum order | 1 ton |
| Max single load | 22 tons |
| Calculator buffer | 15% |
Quantity Guide
1 ton covers ~70 sq ft at 4" depth; standard base: 6–8" 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
- Similar handling to limerock base. Slightly lighter. Water during compaction.
- 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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