The summit at Jordan, 11% miles long, will be reduced to the grade of the levels on each side; thus uniting three levels in one. ... The width of the aqueducts, now affording room only for the passage of a single boat, is to be doubled. ... The amount of saving which will ensue from this cause, will be appreciated by referring tothe commercial statistics of the canal. ... save an amount of movement equivalent to the traction annually of a single boat 3, 185, 900 miles, and will effect an annualanbsp;...
|Title||:||United States Commercial and Statistical Register|