Major US Roads & Canals Built in the 1830s

1830s Transportation Infrastructure Boom

The 1830s saw massive investment in roads and canals, linking East Coast to interior:

Roads

• National Road (Cumberland Road): Federal project extended from Cumberland, MD → Wheeling, VA (now WV) → Columbus, OH → Indianapolis, IN → Vandalia, IL (state capital). Macadamized surface.
• State turnpikes: PA, NY, OH chartered private toll roads.

Canals (Canal Mania Peak)

• Erie Canal Enlargement (1835–1862): Widened 40→70 ft, deepened 4→7 ft; doubled capacity.
• Chesapeake & Ohio Canal: Georgetown, DC → Cumberland, MD (184.5 mi). Started 1828, completed 1850. Coal from Alleghenies.
• Delaware & Raritan Canal: Bordentown → New Brunswick, NJ (44 mi). Linked Philadelphia & NYC. Opened 1834.
• Pennsylvania Canal System: Philadelphia → Pittsburgh (395 mi) via canals, railroads, inclined planes. Main Line of Public Works.
• Ohio & Erie Canal: Cleveland → Portsmouth (308 mi). Completed 1832.
• Miami & Erie Canal: Cincinnati → Toledo (274 mi). Completed 1845.
• Illinois & Michigan Canal: Chicago → LaSalle (96 mi). Opened 1848 (construction 1830s).

Significance

Reduced freight costs 90%, enabled westward migration, created Chicago, made NYC dominant port. Railroads (B&O 1830, others) soon paralleled and surpassed canals.