They dug canals, erected bridges and dredged harbors.
They rehearsed erecting bridges under fire so armored forces can continue their thrusts into enemy territory.
Called to Washington in 1852, he erected bridges and an aqueduct to carry fresh water to the district's residents.
As a child living in England, without a television to watch and largely dependent on himself for entertainment, David Macaulay began erecting bridges, skyscrapers, even cable car systems, out of homemade materials on his living room floor.
Turkey's master engineers have been boring tunnels, erecting bridges and flattening roads across the country's massive eastern realm, allowing it to assert itself over the Arab and Persian worlds both militarily and economically as Turkish merchants look as much East as West.
The application of this simplified procedure has been found to be critical and to control the design of some recently erected bridges.
The Do LaB erected bridges to span the ravines such that every journey across was a reason to rejoice by hi-fiving those walking in the opposite direction.
Officials say it was left Tuesday, two days before the newly erected bridge for Florida International University students collapsed over a multi-lane road, killing at least six people.
The bridge was completed by Bridgeport Dry Dock and Dredging when the State of Connecticut appropriated $350,000 to erect the bridge.
At its completion, scheduled for 2004, it will have sunk Boston's raised Central Artery underground, erected two bridges across the Charles River and linked the Massachusetts Turnpike with Logan Airport.
