Analysis of information sources in references of the Wikipedia article "Trail Ridge Road" in English language version.
Road crews use tall and narrow trees as snow poles to mark road edges affected by deep snow. These snow poles help facilitate plowing operations throughout the year, especially when opening Trail Ridge Road.
To find the table data on the PRISM website, start by clicking Coordinates (under Location); copy Latitude and Longitude figures from top of table; click Zoom to location; click Precipitation, Minimum temp, Mean temp, Maximum temp; click 30-year normals, 1991-2020; click 800m; click Retrieve Time Series button.