3/4 Crushed Base Course in Montana
Also sold as Road Base
Also known as: 3/4 minus, crushed base, 5A
3/4 Crushed Base Course packs into a stable working layer for Montana ranch roads, shop pads, and driveways carrying regular equipment traffic.
- Size: 3/4 inch minus
- Grading: Graded mix of crushed stone, gravel and binding fines
- Type: Crushed aggregate blend
From $373 for 1 ton, delivery included
Larger loads cost less per ton: 500 tons is $19,970 ($39.94 per ton). Pick any quantity below for a delivered price.
Free delivery included
Free delivery anywhere in Montana
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Weekday delivery, earliest Oct 15
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Everything You Need to Know About 3/4 Crushed Base Course
Size and Grading
- Size
- 3/4 inch minus
- Grading
- Graded mix of crushed stone, gravel and binding fines
- Type
- Crushed aggregate blend
Ranch roads carrying tractors and loaded pickups need a base that remains firm through repeated use. 3/4 Crushed Base Course brings crushed rock, gravel, and fines together so they close gaps under compaction. That structure supports road building, shop and barn pads, and access drives subject to sustained traffic rather than relying on loose rock at the surface. Heavy loads are spread through the compacted layer instead of concentrating in soft spots below.
East of the Continental Divide, gumbo clay can turn slick when wet and hard when dry, while western valley soils may drain more freely. These ground conditions also face deep frost and seasonal movement. Compact the material during placement so its particles lock together before traffic uses the area. Shape the work to shed surface water where changing soil conditions can leave moisture beneath the layer. This helps it keep a consistent bearing layer below the finished road or pad.
Quickly Calculate How Much You Need
Material: 3/4 Crushed Base Course
How to Measure
Measure the length and width of your project area in feet
Decide on depth in inches (2" for landscaping, 4" for driveways)
Enter the values above and we'll calculate the tonnage you need
Need help figuring out the right amount? We can help!
Call or text us at (406) 626-8957 and we'll help you calculate the right quantity for your project.
Not sure how much you need? The Road Base Calculator has depth guides, coverage charts and worked examples for this material.
Common Uses
Road and Highway Base
Use road base beneath asphalt or concrete to support roads and highways. It spreads vehicle weight through the subgrade instead of leaving it concentrated in one spot. In Montana, adequate base depth matters through deep frost and freeze-thaw cycling.
Heavy-Duty Driveways
Road base helps driveways handle demanding traffic from large trucks, equipment trailers, and repeated commercial use. A firm base reduces rutting and wear under heavy loads.
Construction Site Access Roads
For jobsite entrances and haul routes, road base works for temporary or lasting access roads. It provides a firm travel surface for equipment and can help keep work moving during wet weather.
Business Parking and Loading Areas
Road base provides support below business parking spaces, dock access areas, and equipment yards that handle regular vehicle traffic.
Why Choose 3/4 Crushed Base Course
Maximum Load Capacity
Road base is used beneath high-load traffic, including loaded dump trucks and industrial equipment. Compaction helps distribute the load across the surface and limit failures from concentrated weight.
DOT Base Course
Check Department of Transportation requirements for base course aggregate when they apply to your project.
All-Weather Performance
Correct installation helps road base retain support through wet weather, dry spells, and freeze-thaw cycles. Tight compaction reduces water infiltration that may soften the base, an important consideration with deep frost.
Economical for Large Projects
Road base can provide a less costly surface than paving for broad project areas. It is suited to access routes, parking areas, and work yards where a strong base is needed.
