l         SS-S-445A SLAG, STONE AND GRAVEL, CRUSHED (FOR BITUMINOUS PAVING MIXTURES) (S/S BY ASTM-D692, ASTM-D693 AND ASTM-D1139)      

l         SS-S-448(2) NOT 1 SLAG AND STONE, CRUSHED, GRAVEL, CRUSHED AND UNCRUSHED (FOR SEWAGE TRICKLING FILTER MEDIA) (NO S/S DOCUMENT)   

l         SS-S-449 SLAG AND STONE, CRUSHED, GRAVE, CRUSHED AND CRUSHED (FOR RAILROAD BALLAST)