The traffic sign "Time specifications hours without limitation to weekdays" indicates that there are regulations in place that apply during specified hours, and these regulations are in effect every day of the week, including weekends.

This sign usually appears in contexts such as parking restrictions or operational hours for certain traffic regulations. For example, if it's a parking sign, it may specify that parking is prohibited during those hours and that this prohibition applies every day, not just on weekdays.

It's essential for drivers to pay attention to these time specifications to avoid fines or penalties. Always make sure to check the hours indicated on the sign and adhere to them throughout the week. If you have further questions or need clarification on specific regulations, feel free to ask!