Assertion: significant bridge | /r/MadeOf | plank
Facets:
Source sentences:
text: Originally a design to allow a substantial bridge to be made from planks employing lower–skilled labor, rather than heavy timbers and more expensive carpenters, this type of bridge has also been constructed using many relatively light iron or steel members.
text: Originally a design to allow a substantial bridge to be made from planks employing lower–skilled labor, rather than heavy timbers and more expensive carpenters, this type of bridge has also been constructed using many relatively light iron or steel members.