This standard lays down the specification for timber ballies (poles) used for general construction purposes such as scaffolding, temporary supports, and formwork. It covers standard dimensions, grading, permissible defects, and required wood preservation treatments.
bullies for general purposes
Quick Reference Values
Standard lengths of ballies2 to 10 m
Minimum diameter at top50 mm
Maximum permissible sweep (curvature)1 in 100 of the length
Practical Notes
Always inspect timber ballies for excessive bowing, end splits, and live insect attacks before using them as load-bearing temporary supports.
Ensure proper preservative treatment as per IS 401 if ballies are to be reused multiple times or remain in direct contact with soil/moisture.