Why did shippers and manufactures hope to build ports on CA pacific coast?

Shippers and manufacturers aimed to build ports on the California Pacific coast to facilitate easier and more efficient transportation of goods, taking advantage of the region's strategic location for trade with Asia and other markets. The development of ports would provide essential infrastructure for shipping and receiving supplies, boosting economic growth and supporting industries like agriculture and mining. Additionally, the ports would enable faster access to international markets, enhancing competitiveness and fostering regional development. Overall, the establishment of these ports was seen as a key driver for California's economic expansion.