Guam Highway System: A Comprehensive Route Directory
The road network of Guam is a structured system of highways designed to connect the island's diverse municipalities, military installations, and commercial hubs. From the coastal stretches of the west to the interior cross-island routes, these highways facilitate the movement of residents and visitors across the territory.
The system is primarily anchored by GH-1, the island's central artery, which intersects with numerous secondary routes to provide comprehensive coverage of the landscape.
[ไม่มีภาพประกอบ]Key Facts
- GH-1 is the primary highway, spanning 21.04 miles (33.86 km) and known locally as Marine Drive and Marine Corps Drive.
- GH-8 is recognized locally as the Purple Heart Highway.
- GH-10A serves as the critical access route to the Antonio B. Won Pat International Airport.
- GH-17 functions as the Cross Island Road, connecting Sånta Rita-Sumai to Yona.
- GH-27 is known by the local names Harmon Loop Road and Hamburger Highway.
Primary and Secondary Route Analysis
The Coastal Backbone: GH-1
GH-1 serves as the foundational route of the island. Established around 1941, it connects various points from Sånta Rita-Sumai in the south to Yigo in the north. Because of its coastal positioning, it is widely referred to as Marine Drive and Marine Corps Drive.
Strategic Military and Airport Access
Several highways are dedicated to providing access to Guam's strategic installations. GH-15, known as the Backroad, provides a direct link to the Rear Gate of Andersen Air Force Base. Similarly, GH-10A is the designated route for those traveling to the Antonio B. Won Pat International Airport.
Regional Connectors and Local Roads
The network includes various specialized routes that serve specific districts. For example, GH-14, GH-14A (Tumon Bay Road), and GH-14B (Ypao Road) manage traffic within the Tamuning area. In the north, GH-27 and GH-28 facilitate movement within Dededo, while GH-32 provides essential access to the University of Guam.
Guam Highway Summary Table
| Route Number | Local Name | Length (mi) | Key Termini / Connections |
|---|---|---|---|
| GH-1 | Marine Drive / Marine Corps Drive | 21.04 | Sånta Rita-Sumai to Yigo |
| GH-8 | Purple Heart Highway | — | Hagåtña to Barrigada |
| GH-9 | — | 3.2 | Dededo to Yigo |
| GH-12 | — | 2.0 | Hågat to Sånta Rita-Sumai |
| GH-17 | Cross Island Road | — | Sånta Rita-Sumai to Yona |
| GH-18 | — | 1.4 | Drydock Island to Piti |
| GH-27 | Harmon Loop Road / Hamburger Highway | 1.1 | Dededo (Internal) |
Frequently Asked Questions
Which highway is the longest in Guam?
GH-1 is the longest recorded route, with a total length of 21.04 miles (33.86 km).
How do I get to the Antonio B. Won Pat International Airport?
Access to the airport is provided via highway GH-10A, which connects GH-1 in Tamuning to GH-16 in Barrigada.
What is the "Backroad" to Andersen Air Force Base?
The "Backroad" is officially designated as GH-15, running from GH-4 in Chalan Pago-Ordot to the Rear Gate of Andersen Air Force Base.
What are the local names for GH-27?
GH-27 is commonly known as either Harmon Loop Road or Hamburger Highway.
Which route serves as the Cross Island Road?
GH-17 is the designated Cross Island Road, connecting GH-5 in Sånta Rita-Sumai to GH-4 in Yona.