UNI-BLOCKS are large concrete blocks that United Concrete & Gravel Ltd. produces at our Quesnel, Williams Lake and 100 Mile House locations. They are 2 ½’ by 2 ½’ by 5’ long and weigh approximately 4000 pounds. United Concrete & Gravel Ltd produces regular plain face blocks and very decorative natural-rock face blocks. These blocks are used for retaining walls, decorative landscaping, fences and for commercial and industrial applications. Call us for pricing and availability.