The City Center Utilities Relocation project include the movement of utilities, such as water, sewer, gas, electrical, and communications infrastructure, and relocating overhead utilities underground, to prepare for construction of the rail guideway and stations in the Kalihi, Iwilei, Downtown, and Kakaʻako areas.

The project scope also includes roadway widening to accommodate the placement of the guideway which includes relocating sidewalks, street lights and traffic signals.

The work is divided into three contracts:

• Downtown Utilities Relocation (Kaʻaʻahi Street to Cooke Street): Work was complete on July 22, 2026.
• Dillingham Utilities Relocation (Middle Street to Kaʻaʻahi Street): Expected to be complete by the end of 2026.
• City Center Guideway and Stations Construction: Contract awarded in 2024; guideway shaft construction began summer 2025.