DENVER (CBS4) – Volunteers for Denver Parks and Recreation and Winter Park Resort have begun snow making at the Ruby Hill Rail Yard.

Snow making began on Friday and when it’s complete the rail yard will open for its seventh season. Weather permitting, the rail yard will be open approximately six to eight weeks.

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Skiing or snowboarding at Ruby Hill is free. It features six to eight rails of varying configurations and levels of advancement.

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“Christy Sports has again signed on to be our equipment sponsors, providing free equipment for use while at Ruby Hill and even staffing the equipment area to ensure proper fitting and adjustments,” the city of Denver said in a statement.

The Christy Sports on-site facility will be open on Fridays from 3 p.m. to 8 p.m., Saturdays from 11 a.m. to 7 p.m. and Sundays from 11 p.m. to 5 p.m.

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Ruby Hill Park is located off of South Platte River Drive and West Florida Avenue. The park is open every day from 5 a.m. to 11 p.m. and lights will be on at the rail yard until 9 p.m.