Barrier Stop

Arizona Rocks & Boulders

Surface Select Rocks & Boulders – Delivered and Strategically Placed at Your Place of Business! We can also attach drop arm barriers to effectively block driveways and roadways.

Applications

Churches and Places of Worship

Building Entrances and Public Plazas

Stadiums, Parks, and Outdoor Events

Schools, Courthouses, and Government Complexes

Pedestrian Zones and Critical Infrastructure

Description

Why Choose BarrierStop.com for Your Next Barrier Project

When protecting people and property from vehicle-based threats, BarrierStop.com stands out as a trusted leader in perimeter security through natural strength. Our mission is simple: to make every site safer by combining the natural power of stone with professional, engineered installation.

Natural Security, Expertly Designed

At BarrierStop.com, we know that every property is different. Because of that, we take the time to evaluate each site, identify vulnerable areas, and design an effective plan for protection. From the moment you contact us to the final placement of each boulder, our team works closely with you to ensure security, durability, and visual appeal all come together.

Instead of using traditional steel or concrete barriers, our approach uses natural boulders that enhance both safety and aesthetics. As a result, your site looks welcoming yet remains secure from potential vehicle attacks.

The Barrier-Stop Advantage

Choosing BarrierStop.com means partnering with a company that combines experience, efficiency, and attention to detail. Here’s why clients continue to trust us for their barrier projects:

  • Strong, Proven Protection: Our boulder systems are designed to stop and deter unauthorized vehicles effectively. Whether for churches, city centers, or corporate entrances, our installations provide immediate protection.

  • Expert Placement: We don’t just deliver rocks. Instead, we strategically position every boulder to maximize safety and maintain a natural, balanced appearance.

  • Wide Material Selection: Because every location is unique, we offer a diverse range of materials, including Granite, Sandstone, Basalt, Gneiss, Limestone, Lava Rock, and River Rock. Each type is chosen for its strength, density, and appearance.

  • Complete Service: From planning and sourcing to transport and installation, we handle every step. Therefore, you can focus on your operations while we secure your perimeter.

  • Trusted Experience: Our team has successfully completed barrier projects for government facilities, private corporations, churches, and event venues across the country.

Where Boulder Barriers Work Best

Because our systems are versatile, they can be installed almost anywhere that vehicle control or perimeter security is needed: Churches and Places of Worship, Building Entrances and Public Plazas, Stadiums and Event Spaces, Parks and Pedestrian Zones, Schools and Government Facilities, Critical Infrastructure and Utility Sites.

Beautiful Strength, Built to Last

Every boulder barrier we install is both functional and permanent. By using natural materials, you gain long-term protection that also improves the look of your property. Unlike metal or concrete barriers, stone requires almost no maintenance, which makes it a cost-effective choice for long-term security.

Moreover, because boulders blend naturally with landscaping, your property will appear open and inviting — yet remain highly secure.

Protect What Matters Most

Ultimately, choosing BarrierStop.com means choosing peace of mind. With our expertise, high-quality materials, and careful installation process, you can rest assured that your site will be protected — naturally and effectively.

So, whether you need a few decorative security boulders or a complete perimeter defense system, our team is ready to help.

BarrierStop.com — Secure Naturally. Protect Confidently.

 

Contact us today @ (602) 489-4392 to schedule a consultation and discover how our boulder barriers can safeguard your property for years to come. ARIZONA ROCK & BOULDER.

manual drop arm vehicle barrier

We can attach our MANUAL DROP ARM VEHICLE BARRIER to almost any large boulder or concrete base. Call BarrierStop.com for more  details on this innovative method for closing off lanes of traffic and securing your place of business.

Boulder Weight Estimation Guide

Accurately estimating boulder weight is essential for planning delivery, equipment needs, installation, and safety. The guide below provides clear formulas and average density values for the most common types of landscape and security boulders.


Average Boulder Weight by Material

Different stone types have different densities. Here are the most commonly used estimates:

  • Sandstone boulders – Approximately 150 lbs per cubic foot

  • Limestone boulders – Approximately 175 lbs per cubic foot

  • Granite boulders – Approximately 175 lbs per cubic foot

Heavier-density stones provide greater security value and require accurate weight planning for proper installation.


How to Calculate Boulder Weight (Step-by-Step)

Follow this simple process to estimate weight before ordering or transporting:

1. Measure the Boulder

Record the length, width, and height in feet.

2. Calculate the Volume

Multiply the measurements to determine the total cubic feet:
Volume (cu ft) = Length × Width × Height

3. Multiply by Material Density

Use the density of the stone type to determine weight:
Weight (lbs) = Volume × lbs per cubic foot

4. Convert Pounds to Tons

Divide the total pounds by 2,000 to get the weight in tons:
Tons = Pounds ÷ 2,000


Example Calculation

If a sandstone boulder measures 3 ft × 2 ft × 2 ft:

  • Volume = 12 cubic feet

  • Weight = 12 cu ft × 150 lbs/cu ft = 1,800 lbs

  • Tons = 1,800 ÷ 2,000 = 0.9 tons


Why Accurate Boulder Weight Matters

Using correct weight estimates helps with:

  • Selecting the right lifting equipment

  • Planning safe installation

  • Determining transportation requirements

  • Comparing the security performance of large stone barriers

If this guide is placed on a security-barrier or perimeter-protection website, I can also add optional content linking this calculation to anti-ram protection, vehicle-mitigation planning, or ASTM crash-rating comparisons.

How much do boulder weight and where to buy?

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