Persistent Slab still present although ground temperature of 0 degrees Celsius observed up to 35cm in 145cm deep snow pack with facets very rounded and wet. No propagation found except PST failed on isolation on 20241208 layer. Likely failed due to rushed excavation. CTE on new snow 25cm down. CTM 40cm down below old surface fist hard snow. Deep tap test failed with medium results at 12th tap at 35cm from ground..