COUNTY News:

Los Alamos County services such as mail delivery, trash and recycling collection, and emergency services will be maintained for each project detailed below.

Residents and businesses will often experience large equipment and construction noise.

Motorists and pedestrians are advised to always use caution and slow down around construction activities and avoid entering work zones outside of designated detour paths.

Road and Utility Work:

North Mesa & North Community Pavement Preservation Project

• Location (follow link to see map): 39th, 37th, 36th, North Mesa Road, San Ildefonso Road, Stoneview Drive
• Date: Through Oct. 21
• Time: Monday through Friday, 7 a.m. to 7 p.m. (weather permitting)
• Impact: Vehicles will not be allowed to park on the roadway during working hours. Flaggers may direct traffic during certain construction events.
  • Update as of October 9, 2025
    • Oct. 9 – Menduis Lane
    • Oct 9 & 10 – 39th Street – paving
    • Oct. 13 & 14 – 37th Street (north and south) – paving
    • Oct. 14 & 15 – 36th Street – paving
    • Oct. 15 & 16 – 35th Street- paving
    • Oct. 16–21 – Hawks Landing Subdivision – paving
• Contact: Public Works Department at 505.662.8150

Pavement markings removal and installation, and curb striping

•     Location: Central Ave. to Oppenheimer (curb striping)
•     Date: Oct. 14-17
•     Time: 7 a.m.–4 p.m.
•     Impact: Pedestrians should be aware of crews near sidewalks.
•     Contact: Traffic & Streets Division at 505.662.8113

• Location: Central Ave. and 15th St. and various other locations (San Bar)
• Date: Through Oct 31
• Time: 7 a.m. to 4 p.m.
• Impact: Traffic cones will be present. Temporary lane closures and flagging operations. Motorists are asked to avoid driving on fresh paint.
• Contact: Traffic & Streets Division at 505.662.8113

Jemez Mountain Fire Protection Project water pipeline installation

• Location: West Road and Camp May Road, Los Alamos
• Date: Through Nov. 2025
• Time: Monday-Thursday
• Impact: Camp May Road closed Monday- Thursday, as are trails accessible from Camp May Road. Entrance/exit to Camp May is closed and locked from Sunday afternoon until Friday morning.
• Contact: Customer Care Center at 505.662.8333

Sidewalks and curb and gutter replacement

• Location: Cheryl Ave. and Aragon Ave., White Rock
• Date: Through Oct. 30
• Time: 7 a.m.–4 p.m.
• Impact: Periodic sidewalk and lane closures
• Contact: Traffic & Streets Division at 505.662.8113

ADA Ramp Installation at Pinon Elementary School and Valley Gutter Repair – Piñon School Access Road Construction

• Location: Sherwood Blvd. at Pinon Elementary School, White Rock
• Date: Through Oct. 31
• Time: 7 a.m.–5 p.m.
• Impact: Sidewalk Closure and road work ahead
• Contact: LA Public Schools Project

Crack Sealing

• Location: Ridgecrest Ave. Layton Ave. Catherine Ave. Longview Drive Bonnie View Drive Grand Canyon Drive to NM 4 in White Rock
• Date: Oct. 15–17
• Time: 7 a.m. and 7 p.m.
• Impact: Moving flagging operation and temporary lane closures.
• Contact: Traffic & Streets Division at 505.662.8113

• Location: West Paige Loop Pruitt Ave. in White Rock
• Date: Oct. 17–22
• Time: 7 a.m.–5 p.m.
• Impact: Moving flagging operation and temporary lane closures.
• Contact: Traffic & Streets Division at 505.662.8113
• LANL: Rockfall remediation on East Jemez Road

• Location:  East Jemez Road, by the slopes from mile marker 7 to 7.5
• Date: Through December 2025
• Time: 6 a.m. – 6 p.m. seven days a week
• Impact:
  • The right-hand truck lane traveling west will be CLOSED for the duration of the project.
  • E. Jemez Road (Truck Route) will have a FULL ROAD CLOSURE on the following weekends: Oct. 11–12, 18–19, 25–26, Nov. 1–2, and 8–9 from Saturday at 6 a.m. through Sunday at 4 p.m.
• Contact: LANL Project

Ongoing Projects:

These projects in process that have not experienced significant changes since the previous report. Click HERE to find more information about each project on the Cone Zone page or click on the project link below.

• Utility Work on Grand Canyon Continues
• Elk Ridge Natural Gas Pipeline Replacement
• Fencing to be installed around Los Alamos National Laboratory’s Health Research Laboratory
• LAFD Hydrant Testing Continues
• Hill Apartments: Realignment of 35th Street at Trinity Drive (NM-502)/Pavilion Construction

Dept. of Public Utilities – Pending Road Work:

Work to fix roads damaged in the course of underground utility repairs is pending for the following locations:

• 42nd, 43rd, Sycamore streets – asphalt
• 122 Aztec Avenue – concrete and asphalt
• Balboa Drive at Grand Canyon Drive – concrete
• Grand Canyon Drive – concrete
• Motel 6, Trinity Drive – concrete
• 7080 West Rd. – concrete
• 936 & 940 Alamo Rd. – asphalt

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