When.com Web Search

  1. Ads

    related to: roppe outside corner wall base system

Search results

  1. Results From The WOW.Com Content Network
  2. Fort de Roppe - Wikipedia

    en.wikipedia.org/wiki/Fort_de_Roppe

    Fort de Roppe, also known as Fort Ney, was built between 1875 and 1877. It is part of the second ring of fortifications around the city of Belfort in northeastern France . This set of forts was built as part of the Séré de Rivières system and incorporated improvements to deal with the improvement in efficacy of artillery in the late 19th ...

  3. Roppe - Wikipedia

    en.wikipedia.org/wiki/Roppe

    Roppe (French pronunciation:) is a commune in the Territoire de Belfort department in Bourgogne-Franche-Comt ...

  4. Corner tower - Wikipedia

    en.wikipedia.org/wiki/Corner_tower

    Fortress corner towers were therefore constructed to make up for this vulnerability. These towers made possible to provide enfilade fire against attacking forces along adjacent walls. This would oblige attackers to concentrate some of their force on the corner towers themselves where they could be dealt with more effectively.

  5. List of forts - Wikipedia

    en.wikipedia.org/wiki/List_of_forts

    Bermuda had around 90 coastal defense forts and batteries [1] scattered all over the island chain. Early colonial defense works constructed before the 19th century were primarily small coastal batteries built of stone having anywhere from two to ten guns.

  6. Trombe wall - Wikipedia

    en.wikipedia.org/wiki/Trombe_wall

    The developer of this water wall, Steve Baer, names this system “Drum Wall”. [14] He painted the steel containers similar to oil drums and filled them almost full of water, leaving some room for the thermal expansion. Then stacked the containers horizontally behind an equator-facing double glazing with the blackened bottoms facing outside.

  7. Fort Douaumont - Wikipedia

    en.wikipedia.org/wiki/Fort_Douaumont

    Construction work started in 1885 near the village of Douaumont, on some of the highest ground in the area and the fort was continually reinforced until 1913. It has a total surface area of 30,000 m 2 (36,000 sq yd) and is approximately 400 m (440 yd) long, with two subterranean levels protected by a steel reinforced concrete roof 12 m (13 yd) thick resting on a sand cushion.