#5 Limestone Gravel (1")

1" Limestone Gravel (#5 Crushed Limestone): Composition, Characteristics, and Applications

Limestone Gravel (1"), also known as #5 Crushed Limestone, 1-Inch Limestone, Limestone Aggregate, Limestone Chips, and Road Base Limestone, is a widely used aggregate material. This gravel is produced from natural limestone rock and consists mainly of calcium carbonate (CaCO₃). The material is crushed and screened to create angular particles with a nominal diameter of approximately one inch, typically ranging from 3/4" to 1 1/2". The gravel is light gray to tan in color and is recognized for its hardness, durability, and relatively low dust content. Its angular shape promotes strong interlock and compaction, making it suitable for both residential and commercial projects.

#5 Limestone Gravel is pH neutral to slightly alkaline (pH 7.5 to 9.0) and non-reactive with most soils and plants. It is clean and free from clay, silt, and organic matter, and meets ASTM C33 standards for concrete aggregates. The bulk density is typically 100-110 lb/ft³, and the Los Angeles abrasion value ranges from 25-35%, indicating its resistance to wear and fragmentation. Moisture content is generally low when dry, but may vary depending on storage and weather conditions.

Common Uses and Practical Applications

The physical properties of 1" Limestone Gravel make it a popular choice for a variety of construction and landscaping applications. Its angular shape enhances stability and load-bearing capacity, while the particle size allows for effective drainage.

• Base material for driveways, pathways, and roads
• Drainage systems, including French drains
• Backfill around pipes and foundations
• Landscaping and decorative ground cover
• Concrete aggregate in some mixes
• Erosion control and soil stabilization
• Railroad ballast (less common than granite)

In residential settings, 1" Limestone Gravel is commonly used to create stable and durable surfaces for driveways and walkways. Its good drainage properties help prevent water accumulation and erosion. In commercial and infrastructure projects, it serves as a reliable base material under pavements and concrete slabs, supporting heavy loads and facilitating water runoff.

Performance and Installation Considerations

The angular, crushed nature of #5 Limestone Gravel allows the particles to lock together when compacted. This improves load distribution and reduces settlement over time. The material is hard and durable, making it suitable for high-traffic areas and long-term use. When used as backfill or underlayment, it helps maintain structural integrity by promoting drainage and minimizing water retention.

Proper installation is essential for optimal performance. The site should be excavated and leveled to the desired depth, free of organic matter and debris. A geotextile fabric may be used to separate soil from the gravel layer. The gravel should be placed in layers of 4 to 6 inches and compacted with mechanical equipment after each layer. Grading the surface ensures water drains away from foundations and structures.

Material Specifications and Limitations

This material is not suitable for applications requiring fine aggregates, such as finish surfacing or mortar mixes. It is not recommended for use as a top layer where a smooth, compacted finish is needed. Limestone gravel may not be appropriate for areas with highly acidic soils, as its alkaline nature can alter soil chemistry.

Ordering, Delivery, and Practical Information

Gravelshop provides 1" Limestone Gravel to customers across the United States. Orders can be placed online, with instant pricing and delivery options tailored to your ZIP code. All prices shown include delivery, with no hidden fees. Delivery is performed by independent trucking companies, and the material will be unloaded at the most suitable location as determined by the driver. Please ensure road access is at least 12 feet wide and suitable for heavy trucks.

If you are not present at the time of delivery, the material will be left unattended, and you assume responsibility for it. Gravelshop does not offer material spreading or landscaping services. The gravel is supplied in bulk, and volume may vary by up to 7%. Size variation and fines may be present up to 5%. Minimum order quantities apply, and delivery dates can be chosen during checkout.

Sample Pricing for 1" Limestone Gravel with Delivery

Pricing for 1" Limestone Gravel varies by location, reflecting local sourcing and delivery logistics. Below are some sample prices for selected cities across the United States. All prices are per ton and include delivery.

To view prices for your location, enter your ZIP code on the Gravelshop website. The price shown includes delivery to your address. Minimum order requirements and delivery schedules will be displayed during checkout.

Key Benefits and Usage Notes

• Hard, durable, and suitable for load-bearing applications
• Angular shape promotes compaction and stability
• Good drainage properties reduce water accumulation
• Clean, low-dust aggregate for construction and landscaping

Limitations: Not recommended for finish layers or areas requiring fine aggregates. Not suitable for highly acidic soils. Do not use for mortar or as a substitute for sand or screenings. Not intended for spreading by delivery drivers; material is supplied bulk only.

Ordering and Delivery Process with Gravelshop

Ordering 1" Limestone Gravel from Gravelshop is straightforward. Select your product, enter your ZIP code, and add the desired quantity to your shopping cart. You can choose your preferred delivery date and time during checkout. Payment is accepted online through major credit cards or digital wallets. After order placement, you will receive a confirmation email with delivery details. Our network of verified local suppliers ensures materials are sourced from the closest available pit or quarry. For any questions, contact Gravelshop customer support by phone, email, or SMS.

Summary Table: Typical Properties of 1" Limestone Gravel

Always use 1" Limestone Gravel according to its intended applications. For further assistance, use the coverage calculator on the Gravelshop website or contact customer support.