Guam Construction Update
Motorists are advised to drive cautiously through the construction zones, observe all posted speed limit and construction signs, and carefully heed flaggers (when present). Alternate routes and/or adjusting drive times when feasible are encouraged. Islandwide Primary Roads Paving and Pavement Markings TO-4 Route 10 – Chalan Pago-Ordot/Mangilao Construction activities will continue along Route 10, between the Route 4 intersection and Payless through to the Route 32 intersection, from September 8-13, 2025. Intermittent lane closures in both directions are expected during work hours: Mon–Fri, 9:00 AM–4:00 PM; Sat, 7:00 AM–6:00 PM.
Motorists are advised to expect traffic delays, slow down and comply with posted speed limits when traveling through the work zone. Please remain alert for uneven pavement surfaces and temporary steel plates and drive safely at all times.
No construction activities are scheduled for Sunday, September 14, 2025. Route 27 (Harmon Loop) & Route 25 (Alageta Street) Grass Cutting – Dededo The DPW HMC crew will be grass cutting Route 27 (Harmon Loop) and Route 25 (Alageta Street), weather permitting. Work will occur between 9:00 AM and 3:00 PM Monday - Friday. The DPW asks motorists to please proceed with caution and remain alert for traffic control signs and work crews. Islandwide Grass Cutting Maintenance Project The DPW contractor will be grass cutting at the following locations between 9:00 AM and 3:00 PM, weather permitting: - Saturday, 9/6/25 – Wednesday, 9/10/25: Route 1, Marine Corps Drive
- Thursday, 9/11/25: Route 17, Cross Island Road
- Friday, 9/12/25 - Monday, 9/15/25: Route 6 (Asan-Maina/Piti)
The DPW asks motorists to please proceed with caution and remain alert for traffic control signs and work crews. |