Supports the following standards: ASTM C702, AASHTO T248
Heavy-duty quartering canvas for use in selecting and quartering soils and aggregates. All edges are seamed and stitched.
H-4136 is 6' x 8' (2m x 2.5m) and complies with ASTM C109, C702; AASHTO T248
H-4135 is 5' Square (1.5m) and does not meet ASTM or AASHTO specs.