Crushed Stone & Gravel Description & Uses (New York locations) Size Range of Material Product General Uses Clean Largest size better better compaction) Smallest Smallest size Modified (some Modified (some dirt; 2" crushed concrete x dust 2" Subbase for concrete & asphalt driveways, etc. Gravel, 1-1/2" crusher run x dust 1-1/2" Use for unpaved driveways, walkways, etc. Gravel, 2" screened gravel x dust 2" Screened gravel subbase for concrete & asphalt driveways, etc. Gravel, 4" surge x 4" For lining banks alongside roadways & creeks; Gravel, AASHTO #57/ 1 & 2 blend x 1/2" 3/4" Subbase for concrete sidewalks; drainage stone Gravel, AASHTO #67, 1% washed x 1/2" 1" Subbase for concrete sidewalks; drainage stone Gravel, AASHTO #8/1st & 1a blend x 3/8" Top dressing for walkways, gardens and subbase for concrete sidewalks; drainage stone Gravel, NY #1 & 2, round x 1/2" 1" Top dressing for walkways, gardens and subbase for concrete sidewalks; drainage stone Gravel, NY #1, crushed x 1/2" Top dressing for walkways, gardens and subbase for concrete sidewalks; drainage stone Gravel, NY #1, round x 1/2" Top dressing for walkways, gardens and pet areas, Gravel, NY #1a, crushed x 1/4" Top dressing for walkways, gardens and pet areas, Gravel, NY #1a, round x 1/4" Top dressing for walkways, gardens and pet areas, Type 2 underdrain Gravel, NY #2, crushed x 1" Subbase for concrete sidewalks; drainage stone Gravel, NY #2, round x 1" Subbase for concrete sidewalks; drainage stone Gravel, PA 2a x PennDOT- subbase for concrete & asphalt driveways, etc. Gravel, run of bank x Alfred only- can be used as a non-specificiation subbase Gravel, sidewalk mix x Subbase for concrete & asphalt driveways, etc. Item 304.12 subbase x dust 2" NYSDOT- subbase for concrete & asphalt driveways, etc. Limestone, # 4a ballast x 1-1/2" Used as Railroad Ballast- slightly large drainage stone Limestone, 1" crusher run x dust 1" Use for unpaved driveways, walkways, etc. Limestone, 2" crusher run x dust 2" Subbase for concrete & asphalt driveways, etc. Limestone, fine stone fill x 3" 6" For lining banks alongside roadways & creeks Limestone, heavy stone fill x 36" Larger "Bumper Rock" and creek lining also; Not stackable Limestone, landscape x 12" 36" For borders or decorative pieces in gardens Limestone, light stone fill x 5" 12" For lining banks alongside roadways & creeks; Limestone, medium stone fill x 12" 24" "Bumper Rock" and creek lining around bends; Not stackable Limestone, NY #1 x 1/2" Pipe bedding Limestone, NY #1&2 x 1/2" 1" Subbase for concrete sidewalks; drainage stone Limestone, NY #1a x 1/4" Top dressing for walkways, gardens and pet areas Limestone, NY #2 x 1" Subbase for concrete sidewalks; drainage stone Limestone, NY #3 x 1-1/2" Slightly large drainage stone; Gray landscape stone Limestone, NY #3a x 1-1/2" Slightly large drainage stone; Gray landscape stone Limestone, PA 2a x dust 2" PennDOT- subbase for concrete & asphalt driveways, etc. Limestone, R-3 rip rap x 3" 6" For lining banks alongside roadways & creeks Limestone, R-4 rip rap x 5" 12" For lining banks alongside roadways & creeks; Limestone, R-6 rip rap x 12" 24" "Bumper Rock" and creek lining around bends; Not stackable Limestone, R-7 rip rap x 36" Larger "Bumper Rock" and creek lining also; Not stackable Limestone, R-8 rip rap x 36" Larger "Bumper Rock" and creek lining also; Not stackable Limestone, screenings x 1/8" Top dressing over 1" Crusher Run and animal barns Limestone, surge x 4" 12" For lining banks alongside roadways & creeks Select granular fill x dust 2" NYSDOT- subbase for concrete & asphalt driveways, etc. Select structural fill x dust 2" NYSDOT- subbase for concrete & asphalt driveways, etc. Yard clean-up x General product from our yard; Any size, not to spec; Can be used as a non-spec subbase.