#4 Stone (Crushed Granite Ballast) walkway The ½" is smaller and

The ½" is smaller and more comfortable to walk on

Whether you're a homeowner pouring a small slab

Storm drain systems and dry-well construction

"text":"Yes for lawns from seed or sod

600 lbs per cubic yard

#4 Stone (Crushed Granite Ballast) walkway The ½" is smaller and#4 Stone (Crushed Granite Ballast) Large Clean Stone for Heavy Drainage & Deep Backfill #4 Stone is the bigger cousin spec stone 1" top size, clean of fines, angular crushed granite. The size drainage engineers reach for when #57 isn't big enough: deep foundation backfill, large culvert bedding, rail grade ballast, and the transition layer between rip rap and finer drainage stone. Meets AASHTO M43 No. 4 ASTM D448 No. 4. If the spec says "4 stone,"