Aggregate stones
Sep 26, 2017 · Gravel aggregates There are two types of gravel aggregates: i) Scabbled stone regular natural or crushed. ii) Gravel rounded pebbles usually of river or sea origin. Fractions of gravel aggregates are as follows: 310 mm, 520 mm, 540 mm, 2040 mm. HASSAN HARRAZ 2017 AGGREGATE STONES 26.