| Document ID (ISN) | 21789 |
| CIS number |
74-1743 |
| ISSN - Serial title |
National Safety News |
| Year |
1974 |
| Convention or series no. |
|
| Author(s) |
Data Sheet 254, Revision A (extensive), National Safety Council, Chicago. |
| Title |
Trench excavation. |
| Bibliographic information |
Feb. 1974, Vol.109, No.2, p.69-73. Illus. 4 ref. |
| Abstract |
Describes the hazards associated with the excavation of trenches and gives the relevant precautions. Particular attention is paid to proper shoring in relation to nature of soil, weather conditions, trench dimensions and type of excavating equipment. The use of movable steel shields is also discussed. |
| Descriptors (primary) |
trenching and excavating; trench shoring; USA |
| Descriptors (secondary) |
cohesionless soil; directive; personal protective equipment; sloping of trench sides |
| Document type |
F - Information notes, codes of practice, standards |
| Subject(s) |
Construction industry
|
| Broad subject area(s) |
|
| Browse category(ies) |
Trenching and excavating
|
