Councillors have been warned by the local authority over requests to treat additional roads during cold weather spells.
Members were told that requests to treat additional roads, not included in the 2019/2020 Winter Maintenance Plan, "cannot be positively responded to due to significant knock-on effects".
The decision on the alteration of routes would impact on "resources and response times".
Since the commencement of the season in mid-October and up until the end of December, eleven weeks had elapsed where weather conditions resulted in 29 treatments using around 410 tonnes of salt.
Subscribe or register today to discover more from DonegalLive.ie
Buy the e-paper of the Donegal Democrat, Donegal People's Press, Donegal Post and Inish Times here for instant access to Donegal's premier news titles.
Keep up with the latest news from Donegal with our daily newsletter featuring the most important stories of the day delivered to your inbox every evening at 5pm.