HCD | Rock Solid since 1908
We can meet all your ready mix concrete needs on Oahu and Maui. We can supply any project from a residential patio lanai to a high rise condominium, a residential driveway to a concrete freeway deck. Oahu. Sales (808) . Aggregate and Sand Orders. Kapaa Quarry (808) . Maui. Sales (808) . Aggregate Orders (808) . Oahu. Sales (808) .