Crossword puzzle clue "major ancient construction project"

Here are the possible solutions for major ancient construction project clue

Answer
Clue
Relevancy
ark
Clue
Major ancient construction project
Noah's construction project
Definition
to put into an ark (a coffer)
alcan
Clue
___ Highway (WWII construction project)
aswandam
Clue
Notable construction project at the turn of the 20th century
bigdig
Clue
Construction project that gave rise to the Ted Williams Tunnel
breakground
Clue
Start a construction project
brokeground
Clue
Started a construction project
eriecanal
Clue
Construction project that began in Rome

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