| Answer | Crossword Clue |
|---|---|
| ARK | Major ancient construction project |
| ARK | Noah's construction project |
| BLDG | Construction co. project |
| ALCAN | ... Highway (WWII construction project) |
| RAILFENCE | Abraham Lincoln's construction project |
| ARK | Construction project in Genesis |
| ASWANHIGHDAM | Construction project on the Nile. |
| BOULDERDAM | Depression-era construction project in Colorado |
| ERIECANAL | Construction project that began in Rome |
| OTIS | Company that worked on the Burj Khalifa construction project |
| ASWANDAM | Notable construction project at the turn of the 20th century |
| BIGDIG | Construction project that gave rise to the Ted Williams Tunnel |
