#2 Limestone Gray (2 - 4")

#2 Limestone Gray (2 - 4"): Properties, Uses, and Limitations

#2 Limestone Gray (2 - 4"), also known as #2 Gray Limestone, #2 Crushed Limestone, or #2 Limestone Aggregate, is a coarse, angular stone sourced from sedimentary limestone quarries. The typical particle size ranges from 2 to 4 inches (about the size of a golf ball to a tennis ball). Its color is a natural gray, and the material is known for its hard, durable texture and excellent drainage characteristics.

This limestone aggregate is chemically stable, non-reactive with cement, and usually pH neutral to slightly alkaline (around 7-9). It is clean, free of organic impurities and clay, and meets ASTM C33 standards for concrete aggregates. The bulk density is approximately 95-105 lb/ft³. Moisture content is generally less than 2% at delivery, and the material resists abrasion and sulfate soundness as per ASTM C88.

Important Usage Limitations

#2 Limestone Gray (2 - 4") is not intended for foot traffic or pathways. Its large, angular pieces do not provide a stable walking surface and may cause discomfort or injury if walked on. This material should not be used as a finished surface for pedestrian areas. Its primary function is as a base layer or structural fill where stability, drainage, and interlocking are required beneath other materials.

Common Applications and Performance

This aggregate is widely used as a base material for roads, driveways, and parking lots. It is suitable for drainage stone in septic systems and French drains, as well as backfill around foundations and retaining walls. Other uses include aggregate in concrete and asphalt mixes, landscaping stone for decorative and functional purposes, railroad ballast (in some regions), erosion control, slope stabilization, and filter media in water treatment systems.

The angular shape of the stones allows them to interlock when compacted, forming a stable and immobile foundation. The size gradation (2 to 4 inches) creates interconnected voids, promoting effective drainage and minimizing water accumulation under paved or embedded surfaces. The chemical composition provides resistance to weathering, freeze-thaw cycles, and heavy loads.

Installation and Site Preparation

• Excavate the installation area to the required depth and remove all organic debris.
• Distribute #2 Limestone Gray (2 - 4") evenly in layers for uniform compaction.
• Use mechanical compaction equipment to increase load-bearing capacity.
• Ensure the base has a proper drainage slope to prevent standing water.

Proper installation is critical to achieving a durable, well-draining, and stable base. This product is not designed for use as a top surface for walking or light vehicle traffic.

Material Specifications and Technical Data

Key Features

• Medium to coarse aggregate size for strong compaction and interlocking
• Excellent drainage properties for use below foundations and paved surfaces
• Durable and resistant to abrasion, weathering, and freeze-thaw cycles
• Chemically stable and non-reactive in concrete

Price Examples for #2 Limestone Gray (2 - 4") Delivered

Gravelshop supplies #2 Limestone Gray (2 - 4") across the United States, with local delivery included in the price. Prices vary by location due to sourcing and transportation costs. Below is a selection of price examples from different cities and counties, showing the price per ton and delivery cost. Enter your ZIP code on our website for instant, location-matched pricing.

All prices include delivery to the specified location. Enter your ZIP code on Gravelshop.com to see exact pricing and availability for your project.

Ordering and Delivery from Gravelshop

Ordering #2 Limestone Gray (2 - 4") from Gravelshop is straightforward. Select your product, enter your ZIP code for local pricing, and complete your order online. Delivery is included in every price, and you can choose your preferred delivery date and time slot. Gravelshop does not spread or install the material; delivery is made to the most suitable location on your property, as determined by the driver. Please make sure your site is accessible for a large truck (minimum 12 feet wide access).

After your order is placed, you will receive a confirmation email with payment and delivery details. If you are not present at delivery, the material will be left unattended, and you are responsible for it from that point. For questions or larger orders, contact Gravelshop support by phone or email.

Summary Table: Key Facts and Limitations

Conclusion

#2 Limestone Gray (2 - 4") is a durable, angular, coarse aggregate designed for use as a structural base or drainage layer. It is not suitable for foot traffic or as a surface material for pathways. The material interlocks well, provides strong support for construction projects, and allows for efficient water drainage. For reliable supply, transparent pricing, and prompt delivery, order online through Gravelshop and have your material delivered directly to your site.