What size stone is number 2?
#2 (2 1/2″) crushed stone is a combination of assorted sized material that ranges from 1 1/2″ through 2 1/2″ which has been crushed and compacted in size, then processed through a square screen 3″ in size.
What size gravel is number 2?
This primarily 1″ crushed, washed gravel with a top size of 1-1/2″ is often used for drainage around perforated pipe, under concrete slabs, and as a coarse driveway topping for soft, very muddy driveways.
What is ASTM No 2 aggregate?
2 subbase aggregate temporarily detains stormwater runoff in the 40 percent void-space of the material. The ASTM No. 2 also has an infiltration rate of over 500″ (12,700 mm) per hour. Existing soil materials will determine the performance capabilities of the PICP system.
What is #2 aggregate?
We Carry Various Types of Aggregates Examples of the materials we produce and distribute include: 2A stone: Also known as 2A crushed stone or 2A modified stone, this material is a mixture of crushed stone and coarse stone dust and derives its name from its 2-inch top size.
What is Type 2 stone?
Product details. Our Type 2 is a crushed aggregate with extra dusts and fines, which makes the perfect sub base for a range of domestic and commercial construction projects.
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 size is type 2 aggregate?
Our Type 2 is a crushed aggregate with extra dusts and fines, which makes the perfect sub base for a range of domestic and commercial construction projects. Graded to 50mm down to dust and fines no specified grading, it is finer than our MOT Type 1 sub base, as it is composed of fewer larger angular scalpings.
What is the difference between type1 and type 2 stone?
It usually contains finer material than type 1, being composed of fewer angular aggregate sizes also know as scalpings. Type 2 mot can be used for driveways, backfill material, paths and patio areas and to fill in pot holes and compacts down to a hard base.
What is Type 2 rock?
Class 2 Base Rock is a recycled product composed of fines and 3/4″ crushed concrete. It is used underneath foundations, pathways, patios, and driveways. It is also used as a base underneath concrete and asphalt. Class 2 Base Rock meets the Cal Trans spec.
What is Type 2 gravel used for?
The best use for Type 2 gravel is filling in holes. It can be used by road crews to fill in potholes. Construction crews use Type 2 gravel to fill in trenches and holes left behind after excavation.
What does type 2 gravel look like?
What is the phone number for ASTM?
1-877-909-2786 (USA & Canada) International 001-610-832-9585 (Customer Service) 001-610-832-9578 (Technical Support) OnlineHelp StaffDirectory Ask ASTMa Standards Related Question OnlineHelp StaffDirectory Ask ASTMa Standards Related Question Directions
What happened to ASTM oil No 1?
A ASTM Oil No. 1 is no longer commercially available, the specifications are left in place for the purpose of reference until such time as an interlaboratory test program is conducted to determine precision and bias.
What are ASTM standards and why are they important?
Applied to just about everything from petroleum and steel to cement and sustainability, ASTM standards help companies improve quality and competitiveness while improving the lives of millions around the world every day.
Where do I Send my ASTM file?
Attach File ASTM Headquarters 100 Barr Harbor Drive P.O. Box C700 West Conshohocken, PA 19428-2959, USA Tel: +1.610.832.9500 Fax: +1.610.832.9555 [email protected]