1. 
   Wing wall
   A wall at the abutment of a bridge, which extends beyond the bridge to retain the earth behind the abutment.
   Found op http://www.smart.salford.ac.uk/technicalinfo.php?tech=glossary
   
   
2. 
   Wing wall
   A wing wall is a smaller wall attached or next to a larger wall or structure. ==Bridges== In a bridge, the wing walls are adjacent to the abutments and act as retaining walls.They are generally constructed of the same material as those of abutments. The wing walls can either be attached to the abut...
   Found op http://en.wikipedia.org/wiki/Wing_wall
   
   
3. 
   Wing-wall
   Wall downslope of motte to protect stairway.
   Found op http://www.encyclo.co.uk/local/20018
   
   
4. 
   Wing-wall
   wall down slope of motte to protect stairway
   Found op http://www.castlexplorer.co.uk/glossary.php
   
   
5. 
   Wingwall
   A building structural element that is built onto a building's exterior along the inner edges of all the windows, and extending from the ground to the eaves. Wingwalls help ventilate rooms that have only one exterior wall which leads to poor cross ventilation. Wingwalls cause fluctuations in the natu...
   Found op http://www.electromn.com/glossary/w.htm
   
   
6. 
   wingwall
   A building structural element that is built onto a building's exterior along the inner edges of all the windows, and extending from the ground to the eaves. Wingwalls help ventilate rooms that have only one exterior wall which leads to poor cross ventilation. Wingwalls cause fluctuations in the natu...
   Found op http://www.daviddarling.info/encyclopedia/W/AE_wingwall.html
   
   

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