Div 31 05 16 · 31 05 16
#357 Coarse Aggregate
Martin Marietta · No. 357
A nominal 2-inch to No. 4 open-graded crushed coarse aggregate produced by Martin Marietta, listed alongside its other coarse sizes. The No. 357 designation is a size number from the standard coarse-aggregate size-number table; it is the size a specification names for large-stone drainage and blanket work. The producer publishes no gradation or quality test data for it.
✓ Verified 2026-09-14
Specs on this page were checked against Martin Marietta coarse aggregates category page on the manufacturer own domain (martinmarietta.com), retrieved 2026-09-14 under a robots.txt read live the same day consisting only of "User-Agent: *", "Allow: /" and a Sitemap line. Size designations and the generic standards sentence quoted from the page HTML; nothing is rehosted. on 2026-09-14.
Specifications
| Size designation | No. 357 (producer product naming; ASTM D448 / AASHTO M 43 not cited on the page) |
| Standards statement on the page | "meet ASTM and AASHTO standards" - generic, no designation number |
| Gradation data published | none |
| Quality test data published | none |
| Corpus population | THIN - only three verified aggregate MATERIAL sections in this corpus name No. 357, against eight for No. 467. That is a fact about our corpus coverage, not a fact about the product. |
Certifications & Standards
Sustainability
No sustainability metrics on file for this product.