The long-awaited opening of new lanes on the 405 Freeway is set for Dec. 1, Orange County Transportation Authority officials announced Monday, Oct. 23, but first some carpool lanes and connectors will have to close for several weeks. The $2.16 billion project to widen the 405 Freeway from the northern Orange County line to the 73 Freeway is adding two new general lanes and two express lanes, one for each direction. The current carpool lanes along the 405 are also converting into express lanes, two in each direction. In a few days, carpool lanes and connectors along the 405 will close to...…The long-awaited opening of new lanes on the 405 Freeway is set for Dec. 1, Orange County Transportation Authority officials announced Monday, Oct. 23, but first some carpool lanes and connectors will have to close for several weeks. The $2.16 billion project to widen the 405 Freeway from the northern Orange County line to the 73 Freeway is adding two new general lanes and two express lanes, one for each direction. The current carpool lanes along the 405 are also converting into express lanes, two in each direction. In a few days, carpool lanes and connectors along the 405 will close to...WW…