What is ASTM 57?

What is ASTM 57?

ASTM has created a numbering system to classify rocks and crushed stone based on its size. ASTM number 57 stone is large enough to allow drainage while supporting asphalt and cement. It is used in road beds, foundation beds and gravel walkways.

What is Aashto #57 stone?

AASHTO #57 aggregate is a crushed stone grade that is gravel-like and made from a blend of stones five, six and seven. It comes from natural rock, so the pieces are jagged and angular.

What is the compaction of 57 stone?

Using compaction equipment, #57 stone will typically compact about one inch in vertical height, which is equivalent to about 8% settlement. This can be visually observed and verified.

What size gravel is bigger than 57?

Crushed stone/gravel size chart

Crushed stone grade or number Size
#8: 3/8″-½″
#10 (Stone dust, rock, or gravel screenings) 1/8″ or smaller
#57 About ¾″
#67 less than ¾″

How much does c33 sand cost?

Product Prices & Quantities:

Unit Price
Per Ton $41.00

What is the active standard for ASTM C33?

Active Standard ASTM C33 / C33M | Developed by Subcommittee: C09.20 Book of Standards Volume: 04.02 Adjuncts are data or material that supplement, support, and/or aid in the use of a standard but, due to their size, volume, physical makeup, or nature, are not included in the text of a standard.

What does c33m-18 stand for?

ASTM C33 / C33M-18, Standard Specification for Concrete Aggregates, ASTM International, West Conshohocken, PA, 2018, www.astm.org

What is an ASTM designation number?

An ASTM designation number identifies a unique version of an ASTM standard. Active Standard ASTM C33 / C33M | Developed by Subcommittee: C09.20 Book of Standards Volume: 04.02

What does C 33 mean on a passport?

This standard is issued under the fixed designation C 33; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval.