Triangle's first diverging diamond interchange opens on Western Boulevard at I-440 The Citizen 4 years ago The Triangle’s first diverging diamond interchange opened before 9 a.m. Tuesday on Western Boulevard at Interstate 440 in west Raleigh. Source: WRAL News Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Share on LinkedIn (Opens in new window) LinkedIn Share on Pinterest (Opens in new window) Pinterest Share on WhatsApp (Opens in new window) WhatsApp Airport Boulevard at I-40 to close starting Friday to create diverging diamondDateMarch 7, 2025In relation toMarshallbergWestern Blvd at I-440 still closed, will reopen Wednesday at the earliestDateJanuary 9, 2023In relation toMarshallbergDrivers: Prepare for overnight I-440 closures in southwest RaleighDateAugust 15, 2022In relation toTraffic