Objective: to provide an anchored tower base & foundation using approx 50 micropiles & tiebacks for a new 150 ft tall communications tower for Hawaii Public Radio on the top of Mt. Tantalus in a loose cinder soil with extremely challenging site conditions.

Grubbing Tower SiteBamboo ExpressClearingMobilizing Up MountainSet UpCamp TantalusMountain HighDigging InLocking Downhpr_10_wet-and-wendy-tantalusGrout Plant & Drill RigRising AboveMicropile Layout for Tower BaseTower Base SteelEquipment House Foundation Wallshpr_16_tower-basePan Deck & SteelHawaii Public Radio TowerUp, Up & Away