As of Aug 26th 2022 the sign at the bridge states:

Pinto Mainline Road
Radio Controlled Access Only
Notice: Under the Authority of the Section 54.01 of the Public Lands Act this road is closed beyond this point for the purpose of:
Wildlife Management
Fisheries Management
Water Management
Vegetation Management
Security
Safety
All Unauthorized vehicles OHW s are prohibited. Operators of unauthorized vehicles OHIs beyond this point may be found quilty of an offence.
Warning, Gate may be locked without warning.
For general inquiries contact Sundre Forest Products at 1.877.638.4482
Commercialusers contact the Land Use Coordinator at 1.877.638.448
This road held under authority of DLO#150507