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What does URM stand for?

URM stands for Unreinforced Masonry

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We have 43 other meanings of URM in our Acronym Attic

Samples in periodicals archive:

The historic structure, sometimes called the Acorn Building, was made of wood and unreinforced masonry, a type of construction no longer allowed under modern building codes.
The Code offers three options for design: * a rational approach for reinforced and unreinforced masonry based on the working stress design theory; * an empirical design approach based on simple rules and past practice; * prescriptive design rules for glass unit masonry and anchored veneers.
Engineering experts expect that the provisions already in the code for wind will make these additional requirements least onerous for buildings 10 to 38 stories in height); * Pipes for gas, steam and sprinkler systems will have to be braced diagonally at turns and other strategic locations; * Life safety equipment, such as sprinklers, fire alarms and communication systems, will have to be reinforced to ensure that such devices are in condition to provide a safe evacuation during an emergency; * Any mechanical equipment on roofs or setbacks will have to be more tightly secured to prevent horizontal movement during a seismic event; * Unreinforced masonry will no longer be allowed except for free-standing walls of no more than 6 feet in height.