COUNTY News:

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.

Road Closures:

EVENT: Homecoming Parade

• Location: Central Ave., Los Alamos
• Date: Sept. 19
• Time: Closure in place from 1:30-3:30 p.m.
• Impact: Central Ave. CLOSURE from 4 th St. to Rose Street: Significant increase in pedestrian, bicycle and vehicle traffic expected around the time of the event.
• Contact: Los Alamos High School at 505.663.2510

Sewer Line Repair

• Location: 437 Bryce Ave, White Rock
• Date: Sept. 19-25
• Time: Closure in place from 8 a.m.–5 p.m.
• Impact: CLOSURE from Bryce Ave. at Connie Ave. west towards Aragon Ave. Detours will be in place on Connie Ave and Aragon Ave.
• Contact: TLC Plumbing Santa Fe – Andy Martinez at 505.660.9877

Longview Drive – Demolition of existing buildings, installation of infrastructure, and construction of a new subdivision

• Location: Longview Drive, White Rock
• Date: Through Sept. 30
• Time: N/A
• Impact: Road closure in place. Winding road adjacent to Longview Drive remains open.
• Contact: Philip Gurskey at 267.816.0299

Jemez Mountain Fire Protection Project water pipeline installation

• Location: West Road and Camp May Road, Los Alamos
• Date: Through November 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

Bathtub Row Reconstruction Project

• Location: Bathtub Row, Nectar Street, Peach Street, Juniper Street in Los Alamos
• Date: Through Sept. 30
• Time: 7 a.m. to 5 p.m., Monday through Thursday, with Fridays and weekends, as needed
• Impact: Substantial completion has been met. Construction crews will remain onsite for two weeks to complete punch list items. Full road closure on Bathtub Row from Juniper Street to Peach/ Nectar, including Peach Street/Bathtub Row intersection. An additional full road closure on Nectar Street from Bathtub Row to 15th Street.
• Contact: Public Works Department at lacpw@lacnm.us or 505.662.8150

Roadway Lane and Sidewalk/Shoulder Restrictions:

Concrete Barrier Wall Removal

• Location: Trinity Drive at Ashley Pond Park in Los Alamos
• Date: Sept. 19-23
• Time: 7 a.m.–4 p.m.
• Impact: Lane shift to the left for westbound traffic. Vehicle and bicycle traffic will share the road.
• Contact: Traffic & Streets Division at 505.662.8113

Sidewalks and curb and gutter replacement

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

Pavement markings removal and installation

• Location: Trinity Drive at 35th St., Los Alamos
• Date: Through Sept. 22
• Time: 7 a.m.–4 p.m.
• Impact: Vehicle traffic will be partially shifted to the shoulder on each side of Trinity Drive
• Contact: Traffic & Streets Division at 505.662.8113

ADA Ramp Installation at Pinon Elementary School and Valley Gutter Repair

• Location: Sherwood Blvd. at Pinon Elementary School, White Rock
• Date: Sept. 17–Oct. 31
• Time: 7 a.m.–5 p.m.
• Impact: Sidewalk Closure and road work ahead
• Contact: Traffic & Streets Division at 505.662.8113

Crack Sealing

• Location: Sioux, Cheyenne, Iroquois, Seminole, Yuma, and Ute streets in Los Alamos
• Date: Through Sept. 22–Oct. 3
• Time: 7 a.m. and 7 p.m.
• Impact: Moving flagging operation and temporary lane closures
• Contact: Traffic & Streets Division at 505.662.8113

LANL: Repaving of East Jemez Road

• Location: East Jemez Road, from the NM-4 intersection (mile marker 10) to the start of the three lanes and the climbing lane (mile marker 7.6)
• Date: Through Sept. 30
• Time: 6 a.m.–6 p.m. Seven days a week
• Impact: Anticipate traffic delays and potential traffic pattern shifts during this project.
• Contact: LANL Project

Other Traffic Impacts:

• EVENT: Clean Up Los Alamos Day
• Location: Los Alamos and White Rock
• Date: Sept. 20
• Time: 8 a.m.–4:15 p.m.
• Impact: Increased presence of pedestrians along the sidewalks, shoulders, and in the medians of roadways across the County, as well as in parking lots and open spaces.
• Contact: Environmental Services Division at 505.662.8163 or solidwaste@lacnm.us

EVENT: UllrFest

• Location: Pajarito Mountain, Camp May Road, West Road in Los Alamos
• Date: Sept. 20
• Time: 9 a.m.–6 p.m. – ACT shuttles will be running from Duane Smith Auditorium from 10 a.m. to 6 p.m.
• Impact: Increased pedestrian, bicycle and vehicle and ACT bus traffic will be present along
• Camp May Road, West Road, and in the area of the ski hill.
• Contact: Pajarito Mountain at 505.662.5725
• SHUTTLES: Atomic City Transit at 505.661.RIDE (7433)

EVENT: 45th Annual Fall Craft Fair

• Location: Central Park Square and Downtown in Los Alamos
• Date: Oct. 4
• Time: 7 a.m.–4 p.m.
• Impact: Significant increase in pedestrian, bicycle and vehicle traffic expected around the time of the event – especially at the beginning and end for vendor set-up and tear-down.
• Contact: Los Alamos Arts Council at 505.662.1635

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.

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

Stay Updated

Subscribe to The County Line newsletter to receive the Cone Zone directly in your email inbox each Friday or bookmark the Cone Zone page on the County website.