...S&P Global Ratings has affirmed its 'A+' underlying rating on the Port of Oakland's senior-lien revenue bonds and its 'A' underlying rating on the port's intermediate-lien revenue bonds. The outlook is stable. The 'A+' rating reflects our opinion of the port's very strong enterprise risk profile and strong financial risk profile. The very strong enterprise risk profile reflects the port's essential role in the region and the diversity of operations. The strong financial risk profile reflects strong coverage, very strong debt capacity, and strong liquidity and financial flexibility. The extremely strong enterprise risk profile reflects our view of the port's: + Very strong market position due to the port's role as a provider of diverse and important transportation infrastructure assets in the economically deep and diverse bay area of Northern California; + Extremely strong service area economic fundamentals, which include favorable levels of economic activity as measured by GDP per capita,...