Tunnel 5 Clear Creek Canyon. Learn about the definition, components, and types of tunnels, i

Learn about the definition, components, and types of tunnels, including hydraulic and traffic tunnels. v. Dec 19, 2025 · tunnels and underground excavations, horizontal underground passageway produced by excavation or occasionally by nature’s action in dissolving a soluble rock, such as limestone. . TUNNEL definition: 1. Typically, a tunnel’s length is much greater than its width. tun·neled , Jul 31, 2025 · A tunnel is a horizontal or slightly inclined underground passage. 🇺🇸 This Season, with the help of generous supporters all across our country, the Foundation will deliver 50 mortgage-free homes to deserving recipients nationwide by TUNNEL definition: an underground passage. TUNNEL definition: an underground passage. Define tunnel. A tunnel is an underground structure which is constructed through the surrounding mass of soil or rock. An underground or underwater passage. A tube-shaped structure. Learn more. Jul 10, 2025 · Thirty-one men working in a massive underground tunnel in Los Angeles were rescued Wednesday night after a portion of the structure collapsed, officials said. A passage through or under a barrier such as a mountain. Learn about the basics behind tunnels. It is dug through surrounding soil, earth or rock, or laid under water, and is usually completely enclosed except for the two portals common at each end, though there may be access and ventilation openings at various points along the length. n. Constructing a tunnel is one of the most complex challenges in the field of civil engineering. Jan 9, 2015 · The meaning of TUNNEL is a covered passageway; specifically : a horizontal passageway through or under an obstruction. 1. 3. How to use tunnel in a sentence. Tunnels are dug in types of materials varying from soft clay to hard rock. A vertical opening is usually called a shaft. Tunnels are designed to withstand earth forces applied from all sides. See examples of tunnel used in a sentence. tunnel synonyms, tunnel pronunciation, tunnel translation, English dictionary definition of tunnel. It is dug through surrounding soil, earth or rock, or laid under water, and is usually completely enclosed except for the two portals common at each end, though there may be access and ventilation openings at various points along the length. the long passage…. 2. 󳄫 For the 7th consecutive year, the Tunnel to Towers “Season of Hope” is set to fulfill its commitment to DO GOOD and honor the sacrifices of America’s heroes. a long passage under or through the ground, especially one made by people: 2.

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