Smithbridge Guam Inc. operates a surface quarry in Guam County, GU, conveniently located off Rt. 1 near Yigo, producing high-quality construction sand and gravel. With 114 employees and operated by Smithbridge Guam Inc. under the Albert & Shayne Smith Australia Family Trust, the quarry provides a reliable source of essential construction materials for projects in the region.
Operator
Smithbridge Guam Inc.
Parent Company
Albert & Shayne Smith Australia Family Trust
Company Type
Corporation
600
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13.523243, -144.899217
Data Source
Mine Safety and Health Administration (MSHA)
Last updated: 1/30/2026
Route 15 North to Mount Santa Rosa right at Mount Santa Rosa, enter Rock Mountain road and follow to the end., GU
Crushed, Broken Limestone NECHead north on route 15 enter Hawaiian Rock Products compound, follow road to quarry enterance., GU
Crushed, Broken Stone NEC