4 ms·To build the Panama Canal, excavators removed enough spoil to fill a city block 19 miles high.by suzzer99 3y agoTo build the Panama Canal, excavators removed enough spoil to fill a city block 19 miles high.mckn1ght 3y agoYou all are talking quantitatively about volumes, but there’s also the qualitative difference between soil and magma.danbruc 3y ago1800 Panama Canals still sound like quite a lot of work.