Quarry
Hawaiian Rock Products (HRP) operates one of Guam’s most comprehensive quarrying and aggregate production facilities, supplying high-quality materials that support infrastructure, commercial, residential, military, and industrial construction projects throughout the island. Our quarry includes a complete dry crushing operation for the production of aggregates used in hot mixed asphalt, as well as two wet crushing and screening plants dedicated to producing premium aggregates for ready-mixed concrete applications.
With the capability to produce over one million tons of quarry products annually, HRP maintains a dependable supply of construction materials while adhering to strict quality control standards. Our aggregates are utilized in highways, airports, seaports, utilities, government facilities, military installations, commercial developments, and residential construction projects across Guam and the Marianas.
To support these operations, HRP maintains a modern fleet of heavy equipment that includes excavators, wheel loaders, bulldozers, quarry haul trucks, drill rigs, surface miners, water trucks, forklifts, compact equipment, rollers, and power generation units. This diverse fleet enables efficient extraction, processing, material handling, and delivery while ensuring the flexibility needed to meet varying project demands.
Our quarry operation utilizes advanced drilling, blasting, excavation, crushing, screening, and material handling processes to consistently produce high-quality aggregate products. Modern mining and processing equipment allows for efficient extraction and selective mining techniques, while a robust fleet of loading and excavation equipment ensures reliable material flow throughout the production process. On-site support equipment and backup power systems help maintain operational continuity and productivity.
As part of our commitment to continuous improvement, Hawaiian Rock Products continues to invest heavily in equipment modernization, fleet renewal, and operational upgrades. These investments improve production reliability, reduce downtime, enhance workplace safety, increase operational efficiency, and ensure our ability to meet the growing demands of Guam’s construction industry. By maintaining modern equipment and efficient production facilities, HRP remains committed to providing dependable, high-quality aggregate products that support the island’s continued growth and development.
Key Equipment Categories:
- Surface mining equipment
- Hydraulic drill rigs
- Excavators
- Wheel loaders
- Bulldozers
- Quarry haul trucks
- Water trucks
- Rollers and compaction equipment
- Forklifts and material handling equipment
- Track loaders and skid steers
- Portable and standby power generation systems
Through its experienced workforce, advanced equipment fleet, and ongoing capital investments, Hawaiian Rock Products continues to be Guam’s premier supplier of quarry products and aggregate materials, providing the foundation for critical infrastructure and construction projects throughout the region.