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A soldier pile wall using reclaimed railway sleepers as lagging. Soldier piles, also known as king piles or Berlin walls, are constructed of steel H sections spaced about 2 to 3 m apart and are driven or drilled prior to excavation. As the excavation proceeds, horizontal timber sheeting (lagging) is inserted behind the H pile flanges.
Typically in the form of a horizontal wire or rod, or a helical anchor, a tieback is commonly used along with other retaining systems (e.g. soldier piles, sheet piles, secant and tangent walls) to provide additional stability to cantilevered retaining walls. [1]
The corps worked with Neurone and Sons of Warrensville Heights to add "an anchored steel sheet pile wall along approximately 325 linear feet of steep ... Painesville: Bank Street stabilization ...
When its basic structure was completed, the fortification boasted walls some 48 feet (15 m) high and gun emplacements for 125 cannon on three tiers. The fort was also one of only nine examples constructed in the United States to have a moat, another being Fort Jefferson in the Dry Tortugas. This made Fort Montgomery essentially surrounded on ...
Earth ditch and rampart defences on the Ipf near Bopfingen, Germany Reconstructed pfostenschlitzmauer of the oppidum at Finsterlohr, Creglingen, Germany. The composition and design of ramparts varied from the simple mounds of earth and stone, known as dump ramparts, to more complex earth and timber defences (box ramparts and timberlaced ramparts), as well as ramparts with stone revetments. [2]
The one-story, nearly-8,000-square-foot fortification is bulwarked by concrete walls 30 inches thick. The two exterior entrances have armored steel blast doors — one paired with a radiation ...
The wall gun was designed to be mounted on a wooden tripod along fortification walls, a design that took hold in the 1400s. It was versatile, highly portable and useful for offense as well as ...
SIERRA VISTA, Ariz. (AP) — On a dirt road below the shrub-dotted hills of Arizona, Donald Trump used a stretch of wall and a pile of steel beams to draw a visual contrast between his approach to securing the border and that of his Democratic opponent, Vice President Kamala Harris.