During the 19th century, the completion of the erie canal and the transcontinental railroads contributed to the industrial growth of the united states by

The Erie Canal and the transcontinental railroad helped industrial growth by making the shipping of goods and resources more efficient. These developments had several positive outcomes including:

1) Shipping goods became cheaper.
2) The amount of time it took to ship goods from city to city decreased.
3) Connecting cities/states that before these were made, had very limited opportunities to do business.
4) Allowing businesses to increase the amount of consumers they could sell their product to.