 For non-Liberty ship construction, the commission ordered another yard in Richmond to be managed as the others there, by Kaiser, to be known as Richmond #4 and a yard at Swan Island on the Willamette River in Portland, Oregon for the construction of tankers.While this rapid expansion was taking place, all other defense industries were also in a maximum production mode to accommodate the orders being placed by the government for all other manner of military equipment, which included the massive wartime naval expansion program begun in 1940 with the passage of the Two Ocean Navy Act.So much growth in demand happening simultaneously in industries sharing common materials inevitably led to shortages in steel, propulsion machinery, and most other ship equipment.