IS 4082:1996 is the Indian Standard (BIS) for recommendations on stacking and storage of construction materials and components at the site. This standard provides guidelines for the safe and efficient stacking and storage of construction materials at site. It aims to prevent material deterioration, minimize wastage from improper handling, and maintain a safe and accessible working environment.
Recommendations on stacking and storage of construction materials and components at the site
| Parameter | IS Value | International | Source |
|---|---|---|---|
| Cement Bag Stack Height | Not more than 10 bags high on a temporary basis to prevent lumping. | No specific bag count; must be 'limited in height so that they are stable and secure against sliding or collapse'. | OSHA 29 CFR 1926.250(a) |
| Brick Stack Height | Should not exceed 1.5 m for loose stacks. More for interlocked stacks. | Shall not be more than 7 feet (~2.1 m). Tapered back 2 inches for every foot above a 4-foot height. | OSHA 29 CFR 1926.250(b)(6) |
| Masonry Block Stack Height | Should not be more than 1.5 m high. | Shall not be stacked to a height greater than 6 feet (~1.8 m) when stacked by hand. | OSHA 29 CFR 1926.250(b)(7) |
| Reinforcement Steel Storage | Store above ground level by at least 150 mm on platforms or skids. | No specific height given, but must be 'blocked, interlocked, or otherwise secured'. Industry best practice (e.g., CRSI) requires blocking off the ground. | OSHA 29 CFR 1926.250(a) |
| Lumber Stack Height (Manual Handling) | Height should not exceed 3 m. | To be stacked on sills; shall be stable. Height limit is 16 feet (~4.8 m). | OSHA 29 CFR 1926.250(b)(8)(i) |
| Distance from Edge of Excavation | Heaps of excavated earth shall be kept at a sufficient distance from the edge (not specified). | Materials may not be placed within 6 feet (~1.8 m) of any hoistway or inside floor opening, nor on any floor or roof that is not of sufficient strength. | OSHA 29 CFR 1926.250(a)(3) |