#10 Stone Dust (Granite Screenings) drainage Spec name #89 Stone (ASTM

Spec name #89 Stone (ASTM C33 / AASHTO M43 size No

Use #57 below #89 in a permeable system

¾" blue-gray is clean for drainage and finish

Dense Pack: Dense Pack has a ¾" top stone plus fines

#10 Stone Dust (Granite Screenings) drainage Spec name #89 Stone (ASTM#10 Stone Dust (Granite Screenings) The Spec'd Fines That Lock Walkways & Paver Joints #10 Stone Dust is the quarter minus by product of crushing granite passes a " sieve, with a tight band of fines all the way through #200. It is the spec name (AASHTO M43 No. 10 ASTM D448 No. 10) for what most yards call "screenings" or "stone dust": the material that compacts hard, finishes a walkway, locks pavers in their joints, and gives a stable footing under