<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_en">steel frame construction</topic></authority><related type="other"><topic>steelwork</topic></related><related type="broader"><topic>construction technique by form or materials</topic></related><variant type="other"><topic>construction, steel frame</topic></variant><variant type="other"><topic>frame construction, steel</topic></variant><variant type="other"><topic>steel-frame construction</topic></variant> <note xml:lang="en"><![CDATA[ Building technique that uses a skeleton frame of vertical steel columns and horizontal I-beams to support a structure's floors, roof, and walls; valued for steel's strength, durability, and high strength-to-weight ratio. The technique is typically used for larger buildings such as skyscrapers, and for bridges. ]]></note></mads>