D&RGW K-37 Steam Locomotive No. 491 Certification


We have big news this morning. After months of hard work from the Colorado Railroad Museum’s Grant, Restoration & Volunteer staff we are proud to annouce that Denver & Rio Grande Western K-37 Steam Locomotive No. 491 has passed the State Annual Boiler Inspection earlier today! Click on each image for a larger view.

Bob Becker and Matt Else from the State of Colorado Department of Labor & Employment, Division of Oil & Public Safety, Boiler Inspection Section inspect D&RGW No. 491 with the Museum’s Master Mechanic & Grants Manger Mike Spera.


Draining the boiler after the inspection.


Bob Becker & Matt Else (State of Colorado Department of Labor & Employment) pose with Mike Spera, D&RGW No. 491 and the signed certification.


The cab of D&RGW No. 491. What’s that in the top left corner?


The state certification sticker is now on display.


Some of the volunteers and staff that have worked on D&RGW No. 491 – Nick Valdez, Mike Horner, Norm Acker & Mike Spera.


Master Mechanic & Grants Manager Mike Spera prepares to sign the official paperwork. On the wall behind him is D&RGW No. 491’s Colorado State Historic Register Certificate.

Museum Archivist and Librarian Kathy McCardwell watches as Mike signs the Annual Boiler Inspection Report and the State Safety Certification. Kathy was integral during the grant process.


Special thanks to History Colorado for the donation of D&RGW K-37 Steam Locomotive No. 491 in 2013 and to the State Historical Fund for the recent grant to restore the boiler insulation and the boiler jacket!


The original receipt from Denver & Rio Grande Western showing the delivery of K-37 No. 491’s headlight, whistle and bell to the Colorado Railroad Museum for holding on behalf of the Colorado State Historical Society. Signed by R. W. Richardson and dated July 18, 1985.