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Hydrodemolition (also known as hydro demolition, hydroblasting, hydro blasting, hydromilling, waterblasting, and waterjetting) is a concrete removal technique which utilizes high-pressure water, often containing an abrasive material, to remove deteriorated and sound concrete as well as asphalt and grout. This process provides an excellent ...
Purification in a chemical context is the physical separation of a chemical substance of interest from foreign or contaminating substances. Pure results of a successful purification process are termed isolate.
Hydrodemolition, the use of high pressure water to remove concrete Topics referred to by the same term This disambiguation page lists articles associated with the title Waterblasting .
Hammer - Hammerbeam roof - Hammer drill - Hard hat - Harling - Harvard brick - Heat pump - Heavy equipment - Heavy equipment operator - Hempcrete - Herodotus Machine - Herringbone pattern - High-performance fiber-reinforced cementitious composites - High-rise building - High-visibility clothing - History of construction - History of structural ...
S. Salt-concrete; Saltcrete; Sandjacking; Sarooj; Saturated-surface-dry; Schmidt hammer; Sclerometer; Screed; Segregation in concrete; Self-consolidating concrete
These same workers also tend to be opposed to overhauling the system. As the study pointed out, they remain loyal to “intervention techniques that employ confrontation and coercion — techniques that contradict evidence-based practice.” Those with “a strong 12-step orientation” tended to hold research-supported approaches in low regard.
The water used in this process was temporarily stored in the hollow chambers in the pontoons of the bridge in order to prevent it from contaminating the lake. During a week of rain and strong winds, the watertight doors were not closed and the pontoons filled with water from the storm, in addition to the water from the hydrodemolition.
In the Drownproofing survival technique, the subject floats in a relaxed, near-vertical posture, with the top of the head just above the surface. Using the arms or legs to exert a downward pressure, the subject raises himself sufficiently so that the mouth is above the surface and a breath is taken, before dropping back into the relaxed float.