The minus stuff is generally what you put down when you are planning on putting asphalt or concrete on top of it. The modified is what you put down when you aren’t going to cover it but want a surface that will eventually firm up so you can park cars on it, etc.

What is inch minus?

Quote from the video:
Quote from Youtube video: Minus here's a short run through minus products contain fines which are small particles that help the product compact.

What is #2 stone used for?





#2 Stone – small particles, typically ranging from 1½ inches to 2½ inches in diameter. #2 stone is most often seen utilized in stabilized construction entrances and in stone reservoirs.

What is the best gravel for a driveway?

These are the best options for driveway surfaces gravel, because they are small stones combined with rock dust, which makes a more solid driving surface.

  • Crushed Stone #411. It is crushed up #57 stone combined with rock dust. …
  • Quarry Process. …
  • Pea Gravel. …
  • Jersey Shore Gravel. …
  • Marble Chips. …
  • Blackstar or Blacktrap Rock.


What are the different sizes of gravel?

In the Udden-Wentworth scale gravel is categorized into granular gravel (2–4 mm or 0.079–0.157 in) and pebble gravel (4–64 mm or 0.2–2.5 in). ISO 14688 grades gravels as fine, medium, and coarse, with ranges 2–6.3 mm to 20–63 mm.

What is 2A modified stone?





2A modified has a top rock size of 1.5 to 2 inches. This aggregate also contains fine stones. PennDOT 2A stone is primarily a clean material. It will compact for stability, and it provides adequate drainage.

What does 2A modified stone look like?

Quote from the video:
Quote from Youtube video: This is used on paver bases you'll see the the dust in between air when you tamp it down it compresses. And don't get it confused with 2b which is a clean rock it just rocks.

What is Type 2 gravel?

Type 2 gravel is a combination of small stones (no more than 1.5” in diameter) and stone dust typically used in the construction industry. It is not used as a decorative or landscaping material. Because it contains stone dust, Type 2 gravel will settle and become more compacted than gravels that do not include dust.

What is the cheapest gravel for a driveway?

Cheapest gravel for driveways. The cheapest gravel for driveways is crusher run, crushed shells, crushed concrete, slate chips, recycled asphalt, and pea gravel, which all cost $15 to $30 per yard, or less than $1 per square foot when purchased in bulk from a quarry.

How do you choose gravel size?



Opt for gravel that is 1/4 inch or smaller in diameter for the most comfortable walking surface. You’ll want to choose gravel that has a smooth texture, too, because rounded edges are less likely than sharp ones to hurt underfoot. Gravel can be used for driveway creation purposes regardless of size.

What’s the difference between 2A and 2B stone?

2A MODIFIED is typically used when a solid compacted base is needed. Uses include driveways and under sheds. 2B STONE is used where drainage is needed. Uses include perforated pipe, placement under concrete to prevent frost heaving and cracking concrete.

How much is a ton of 2A stone?

Bulk Stone Pricing

Stone Price per ton
2A $22.00
3A $30.00
2B $32.00
#3 $20.00

How much does a cubic yard of 2A stone weigh?



Calculate 2A Limestone

Coverage (Square feet) 400 sq ft
Volume (Cubic yards) 2.5 cu yd
Estimated amount (Pounds) 5,951 lb
Estimated amount (Tons) 2.98 ton
Amount +15% compression 3.42 ton

How many yards is a ton of 2A stone?

Regarding this, “how many cubic yards in a ton?”, generally for estimating purpose 1 cubic yard of gravel weighs around 3000 pounds and 1 US ton = 2000 pounds, so yards in a ton = 2000/ 3000 = 0.66 cubic yards, therefore, there are 0.66 cubic yards in a ton.

What is 2A limestone?

2A Modified Limestone is a specific mixture of different grades of limestone, ranging from sand up to 2B size. When these different gradations come together, it makes for a very stable and compact surface that is comparable in hardness to concrete.

What size is 2A limestone?

This 2A Modified Limestone is a 1″- to fines-sized limestone. The angular stones mixed with the fines make a solid base for patios and retaining walls. It also can be used as a base under pavers, sidewalks, or even driveways.

What is a2 base material?



2A Limestone is stone aggregate material that is a combination of 3/4″ to 1-1/2″ Limestone and crushed limestone dust used for compaction purposes and base for underneath pavers/slabs.

What size limestone is best for driveway?

Limestone is available in a number of different sizes and styles to suit your individual needs and tastes. Some homeowners prefer the traditional, subtle look of washed clean stone. It’s carefully pulverized and screened to size. The typical size used for a driveway is 3/4″, although 3/8″ or 1 1/2″ may also be used.