AbstractsBusiness Management & Administration

"The old wooden Howe Truss bridge, being no longer considered perfectly safe, on account of its age, measure was taken to supply its place with some new structure that, with the least expenditure, would carry the road safely over the valley. Now the question before us is this: whether in this case it will cost more to build an Iron Truss bridge, or to construct an embankment, using as the former the peers of the old bridge" – p. [2].