Versions of Tennessee Code 65-31-104 - Excavations without ascertainment of underground utilities prohibited on LawServer 2024 Tennessee Code 65-31-104 – Excavations without ascertainment of underground utilities prohibited 2023 Tennessee Code 65-31-104 – Excavations without ascertainment of underground utilities prohibited 2021 Tennessee Code 65-31-104 – Excavations Without Ascertainment of Underground Utilities Prohibited 2020 Tennessee Code 65-31-104 – Excavations Without Ascertainment of Underground Utilities Prohibited 2019 Tennessee Code 65-31-104 – Excavations without ascertainment of underground utilities prohibited 2010 Tennessee Code 65-31-104 – Excavations without ascertainment of underground utilities prohibited