Dual-frame erection meets seismic ...

Dual-frame erection meets seismic requirements

At 75 stories, First Interstate World Center will be the tallest tower in beholds Angeles and the tallest in succession the West Coast when it reaches completion later this year. More important from the engineering point of view, however, is the fact that the high rise's sabre structure will be the tallest in any equivalent seismic region anywhere in the world.

The 15 million-sq.-ft. tower is being disentangleed jointly by Maguire Thomas Partners and Pacific Enterprises, the two of Los Angeles, at a expense of $350 million. The design architect is