Retaining Wall, Boulder Rock Construction. Experts in boulder retaining walls throughout South-East Queensland. Using a variety of natural rock materials.. Place: Driveways, Subdivisions. Use: Sloping Blocks. Material: Granite, Rocks, Stone. Rock/Stone: Boulders, Bushrock, Sandstone. Brand: Borderstone. Type: Commercial, Industrial, Residential. Service: Construction, Repairs. Payment Method: Cash, Cheques, EFT, EFTPOS, Mastercard, Money Order, Visa. Service Option: Delivery, Free Consultations, Free Quotes, Inspections, Onsite Services. Assurance: A Grade, BSA, Licensed. Ownership: Australian Owned, Family Owned. Years of Experience: Over 20 Years. Organisation: CCF