earthwork structure
41Grim's Ditch (Chilterns) — Grim s Ditch is a series of linear earthwork in the Chilterns (southeast England). A complete outline can not be identified but separate sections exist over a 30 km span between Bradenham, Buckinghamshire, Berkhamsted, Hertfordshire and as far as …
42Grim's Ditch — or Grim s Dyke (also Grimsdyke in derivative names) is a name shared by a number of bank and ditch earthworks. Enigmatic in both their naming and original function, examples are found across the chalk uplands of southern England. [See table]… …
43Fort Bayard (Washington, D.C.) — Infobox Military Structure name=Fort Bayard partof=the Civil War defenses of Washington, D.C. location=District of Columbia coordinates=coord|38.9563| 77.0912|region:US type:landmark|display=inline caption=A line art drawing of the layout of Fort …
44Fort Lyon (Virginia) — Infobox Military Structure name=Fort Lyon partof=the Civil War defenses of Washington, D.C. location=Alexandria, Virginia coordinates=coord|38.7939| 77.0778|region:US type:landmark|display=inline caption=A diagram of Fort Lyon, indicating cannon …
45Hobart coastal defences — The Hobart coastal defences are a network of now defunct coastal batteries, some of which are inter linked with tunnels, that were designed and built by British colonial authorities in the nineteenth century to protect the city of Hobart,… …
46Ontario Place — Location Toronto, Ontario, Canada Coordinates …
47Gorakhpur — This article is about the municipality in Uttar Pradesh, India. For its namesake district, see Gorakhpur district. ‹ The template below (Cleanup spam) is being considered for deletion. See templates for discussion to help reach a consensus.›… …
48Poland in the Early Middle Ages — According to the currently predominant opinion, the Slavic tribes were not indigenous to the lands that were to become Poland [This is the so called allochthonic theory; according to the autochthonic theory the opposite is true] , but their first …
49Types of concrete — There are many types of concrete, variations of installation, composition, finish and performance characteristics. A highway paved with concrete …
50Heavy equipment (construction) — Heavy machinery redirects here. For the album by Anders Johansson, Jens Johansson and Allan Holdsworth, see Heavy Machinery (album). Heavy equipment vehicles of various types parking near a highway construction site …
