Certified Approach Installers

As required in the 2014 Public Works Manual all road approach culverts shall be installed by a Certified Installer in accordance with the Lewis and Clark County Road Approach Permit. More information regarding the permit and the approach permit application can be found at the following link: https://www.lccountymt.gov/cdp/permits/approach-permits.html. All County permits are processed through the Community Development and Planning Department: Room 203; 316 N Park Ave., Helena, MT 59623.

The list of current Certified Installers can be found here:

Certified Approach Installers

Approach Permit Application-Complete

Approach Permit Instructions

Approach Permit

Roads, Bridge, and Sign Divisions

Roads and Bridges New Winter hours.

10/17/2018 | Public Works Roads and Bridges

Effective October 29, 2018, our WINTER HOURS will be
6:00 a.m. – 4:30 p.m., Monday through Thursday.

These new hours will be in effect throughout the...

NOTICE: Removal of Seasonal Weight Restrictions 5/31/2018

05/30/2018 | Public Works Roads and Bridges

Road and Bridge Department Notice of Removal of Seasonal Weight Restrictions

The Road, Bridge, and Sign Divisions are responsible for maintaining County roads and bridges. During the winter they provide County residents with snow removal services such as plowing and sanding. They oversee the design and reconstruction of existing roads and bridges, perform maintenance projects such as pothole repairs, chip seals, striping, signage, safety modifications, drainage and storm water improvements. The office is located at 3402 Cooney Drive, Helena, MT.

Road, Bridge and Shop Return to Regular Hours

Effective March 19, 2018 our hours will be 6:30 a.m. to 5:00 p.m. Monday through Thursday.

These regular hours will remain in effect throughout the Spring/Summer/Fall or until further notice.

If you have any questions please feel free to call 406-447-8031.

Thank you

Return to Regular Hours

Dust Control Permits

If you would like to have dust control application applied to your road you may request a dust control permit from Public Works. The County does not pay for the dust control product. If available and needed, the County will blade and water the road for the contractor you hire to spray the dust control product. A permit is required at no charge. You can get the permit by clicking on the link below, or by coming to, or calling the Public Works Road and Bridge Department at 3402 Cooney Dr., Helena MT 59602; (406) 447-8031.

Dust Control Permit

Road & Bridge Supervisor Contact Information

Road & Bridge Supervisor:
406-447-8031

Contact Information:

Road/Bridge Operations Superintendent
406-447-8031
E-mail

Assistant Road/Bridge Operations Manager
406-447-8031
E-mail

Bridge Leadman
406-447-8031
E-mail

Construction/RID Coordinator
406-447-8040
E-mail

Sign Technician
406-447-8031
E-mail

Address: 3402 Cooney Drive
Helena, MT 59602
Phone: (406) 447-8031
Fax: (406) 447-8033

Lewis & Clark County Public Works Manual