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An explosion vent will relieve pressure from the instant its opening (or activation) pressure p stat has been exceeded. Several explosion vent panels can be installed on the same process vessel to be protected. Explosion vents are available in the versions self-destructive, non-self-re-closing and re-usable, self-re-closing. Explosion vents in ...
Here’s what homeowners need to know.
Most regulatory authorities in the United States that offer requirements for flood openings define two major classes of opening: [1] engineered, and non-engineered. The requirements for non-engineered openings are typically stricter, defining necessary characteristics for aspects ranging from overall size of each opening, to allowable screening or other coverage options, to number and ...
Schematic cross section of a pressurized caisson. In geotechnical engineering, a caisson (/ ˈ k eɪ s ən,-s ɒ n /; borrowed from French caisson 'box', from Italian cassone 'large box', an augmentative of cassa) is a watertight retaining structure [1] used, for example, to work on the foundations of a bridge pier, for the construction of a concrete dam, [2] or for the repair of ships.
An obscure city law requiring self-closing doors in residential buildings is garnering attention in light of this past weekend’s horrific fire in a Bronx apartment tower.
Mechanical fans can be used to provide positive pressure ventilation by breaking or removing windows, skylights or heat/smoke vents on the roof; or by cutting new exhaust vents in the building. If there is no suitable existing hole, firefighters may use their equipment to make one, such as specialized saws for cutting a large hole in the roof.