Civil

Waterproofing the Largest Volume Building’s Expansion Under a Single Roof in 1983 Background The Boeing Everett Factory is the world’s largest volume building under a single roof, measuring in at over62-acres indoors. Located in Everett, Washington, the sheer magnitude of the center expressed Boeingto the world and become an icon in the aviation industry. The … Read More

Background The 500 meter (1600 feet) long outflow tunnel of the Strydom Dam developed severe leakage problems 45 meters (150 feet) below the waterline. Several attempts were made to repair the leaking concrete with repair materials from both Europe and United States. However, all attempts failed to stop the leakage due to tremendous hydrostatic water pressure. Solution In … Read More

Background In 1976 the City of Langley constructed 4 large reservoirs. The shear size of the water containment structures puts enormous pressure on the concrete infrastructure. Krystol was used for only one of the four tanks as three of the competitor’s product systems were used on the remaining tanks. Solution The Krystol T1 & T2 … Read More