Final Cone Zone Of 2025 Season: Week Of Oct. 27

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.

Note: This is the final Cone Zone report for the 2025 construction season.

Road and Utility Work:

Get all the latest updates for projects, road construction, and special events. Click on live links to see mapped locations and project pages. Active projects will be updated weekly.

Services such as mail delivery, trash and recycling collection, and emergency services will be maintained for each project. 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.

The County has redesigned the Cone Zone report and wants to know what readers think. Click the link below to share thoughts.

Share Your Feedback

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. 24
  • 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 23:

o   10/28 – 35th St. paving

o   10/27-30 – Hawks Landing subdivision prepped and paved

  • Contact: Public Works Department at 505-662-8150

Pavement markings removal and installation, and curb striping

  • Location: Central Ave.: 9th St. LACU and 20th St. to Oppenheimer
  • Date: Through Oct 20-30
  • Time: 7 a.m. – 4 p.m.
  • Impact: Flagging operation for crosswalk painting.
  • 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
  • Location: San Ildefonso Rd. Crews laying out pavement markings and installing markings on new asphalt.
  • Date: October 28-31
  • Time: 7 a.m. to 4 p.m.
  • Impact: Flagging operation, temporary lane closures.
  • Contact: Traffic & Streets Division at 505-662-8113

Jemez Mountain Fire Protection Project water pipeline installation as of Oct. 17, 2025

  • Location: West Road and Camp May Road, Los Alamos
  • Date: Through December 2025
  • Time: Monday-Friday
  • Impact: Camp May Road closed Monday- Friday, as are accessible trail heads. Entrance and exit to Camp May is closed and locked from Sunday afternoon until Friday at 5 p.m.
  • Contact: Customer Care Center at 505.662.8333

Sidewalks and curb and gutter replacement and paving

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

Crack Sealing

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. to 6 p.m. seven days a week
  • Impact:

o The right-hand truck lane traveling west will be CLOSED for the duration of the project.

o E. Jemez Road (Truck Route) will have a FULL ROAD CLOSURE on the following weekends: Oct. 25-26, Nov. 1-2, and 8-9 from Saturday at 6 a.m. through Sunday at 4 p.m.

  • Contact: LANL Project

Special Events:

HALLOWEEKEND: Trick-or-Treat on MainStreet

10 a.m.: Central Ave. will be closed from 15th St. to 20th St.

3:30 p.m.: Central Ave. will be closed from Knecht St. to 20th St.; Main Street will be closed from Central Ave. to the roundabout; and 15th St. will be closed from Iris Street to Deacon St. Detours will be in place.

  • Contact:Traffic & Streets Division at 505.662.8113

HALLOWEEKEND: Pumpkin Glow

  • Location: Downtown Los Alamos near the Fuller Lodge
  • Date: Saturday Oct. 25
  • Time: Dusk until 9 p.m.
  • Impact: Significant increase in pedestrian, bicycle and motor vehicle traffic in the area of Fuller Lodge. Motorists should slow down and watch for pedestrians – including children and pets – especially after dark.
  • Contact: Los Alamos Arts Council event

Loma Linda Trick or Treat:

  • Location: Loma Linda Subdivision entrance closure
  • Date: Oct. 31
  • Time: 5-9 p.m.
  • Impact: Entrance to Loma Linda will be closed to allow trick-or-treaters to walk safely.
  • Contact: Roy or Nina Epperson 505.901.1335

Ongoing Projects:

These are 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.

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:

  • Central Avenue – asphalt
  • 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 Road – concrete
  • 936 & 940 Alamo Rd. – asphalt
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