The theory of evolution, though it has no present rivals, is still under substantial construction.
The department must decide whether Pinnacle Towers, a Florida-based company, completed substantial construction on the tower by Sept. 15.
Paul Wein, a department spokesman, said the company would be allowed to complete the tower if substantial construction had taken place.
Historical narratives have a substantial interpretive component, and involve substantial construction of the past.
DOE stuck with the project despite substantial construction delays and cost overruns, in part because they argued NIF would provide vital experimental results to nuclear weapons scientists responsible for maintaining the U.S. stockpile.
All three bidders have agreed to substantial construction taking place in Adelaide, South Australia.
Brick was considered more substantial construction; patterns were made by brick laid and Flemish bond.
The 19th-century writer Samuel Lewis said that the new church was "apparently of substantial construction, but is much inferior in style to the old building".
Other substantial construction projects of a similar date do exist, however, such as Wat's Dyke and the Danevirke, in what is now Denmark, as well as such sites as Stonehenge from millennia earlier.
As a result, it is unclear what constitutes maintenance and what marks substantial construction work; however, Richard Eales, who wrote the 2006 English Heritage guidebook, suggests that there were two periods of building, when sums spent were larger than usual: £54 in 1204 1207 and £67 in 1210 1212.
