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2. Chain-link fencing - Wikipedia

   en.wikipedia.org/wiki/Chain-link_fencing

   Chain-link fencing showing the diamond patterning A chain-link fence bordering a residential property. A chain-link fence (also referred to as wire netting, wire-mesh fence, chain-wire fence, cyclone fence, hurricane fence, or diamond-mesh fence) is a type of woven fence usually made from galvanized or linear low-density polyethylene-coated steel wire.

3. Frank J. Mafera - Wikipedia

   en.wikipedia.org/wiki/Frank_J._Mafera

   In 1930, Mafera filed an application for a "method of forming wire fence fabric", which was approved in 1931. [1] Mafera's brother already owned a chain-link fence company in Medford, Massachusetts, [2] and Mafera's 1931 patent was one of the several advancements made by the Maferas in the development of chain-link fencing.

4. AN/URC-117 Ground Wave Emergency Network - Wikipedia

   en.wikipedia.org/wiki/AN/URC-117_Ground_Wave...

   The overall area of a GWEN Relay Node was approximately 11 acres (4.5 ha), approximately 700 feet (210 m) × 700 feet. It was surrounded on the perimeter by locked, 8-foot-high (2.4 m) chain-link fences topped with barbed wire. Typical site features included: [1]

5. Razor wire - Wikipedia

   en.wikipedia.org/wiki/Razor_wire

   Razor wire—long-barb type on top of a chain link privacy-fence surrounding a utility power sub-station. Barbed tape or razor wire is a mesh of metal strips with sharp edges whose purpose is to prevent trespassing by humans. The term "razor wire", through long usage, has generally been used to describe barbed tape products.

6. Perimeter fence - Wikipedia

   en.wikipedia.org/wiki/Perimeter_fence

   Welded wire mesh fence fencing; Chain-link fencing; Rolled mesh fencing; Metal railings; Vertical bar fencing has been the most popular form of perimeter security fence since the 1980s. Since the 2000s, welded wire mesh and acoustic barriers have also become popular types of perimeter fence around the world.

7. Rockfall barrier - Wikipedia

   en.wikipedia.org/wiki/Rockfall_barrier

   In the 1960s, the Washington State Department of Transportation conducted the very first experiments for evaluating the efficiency of barriers in arresting rock blocks. A so-called 'chain link fence attenuator' was exposed to impacts by blocks freely rolling down a slope for evaluating its efficiency.