SAN FRANCISCO (MarketWatch) -- Intel Corp. INTC, +1.94% said Friday it plans to build a $5 billion chip manufacturing plant in Chandler, Ariz. Construction on the factory, to be named "Fab 42," will begin in the middle of the year and be completed in 2013, Intel said. The factory will create 4,000 new jobs at the Arizona site, the chip maker said.