The city public works department sweeps 286 street miles annually.

Residential streets are swept twice annually.

Collector and arterial streets are swept 10 times annually, according to the city.

Business district streets and avenues are cleaned when needed.

Residents are asked to keep the curb area in front of their properties free from obstacles and move vehicles on their scheduled day from 7 a.m. to 5 p.m.

The street sweeping schedule may change or be canceled due to weather conditions.

For street maintenance questions or to report a street problem, call the PAR-TNER line at 406-727-8637, the public works operations oat 406-771-1401, or fill out the street maintenance notification form.

Street sweeping requests can be made by calling 406-771-1401 and will be done as time permits.

The street sweeping schedule for April 29 through May 2 is below.

April 29: All streets and avenues from 46th Street South to 57th Street South from 1st Avenue South to 10th Avenue South; and 57th Street South from 10th Avenue South to the city limits at Walmart.

April 30: All streets and avenues from 32nd Street South to 47th Street South from 10th Avenue South to 15th Avenue South; amd streets and avenues from 39th Street South to 41st Street South from 15th Avenue South to 20th Avenue South.

May 1: All streets and avenues from 15th Avenue South to Whispering Ridge from 32nd Street South to 38th Street South; and streets and avenues from 25th Street South to 32nd Street South from 10th Avenue South to 18th Avenue South.

May 2: All streets and avenues from 23rd Street South to 25th Street South from 10th Avenue South to 21st Avenue South; all streets and avenues from 13th Street South to 20th Street South from 17th Avenue South to 29th Avenue South, including Castle Pines.