Table 3 Working environment and ergonomic related factors among construction workers (n = 566) in Gondar town, April 2015
Work environment and ergonomic related factors | Frequency | percent |
|---|---|---|
Hours per week | ||
  ≤ 48 h | 512 | 90.5 |
  > 48 h | 54 | 9.5 |
OSHS safety supervision | ||
 Yes | 109 | 19.3 |
 No | 457 | 80.7 |
Safety training | ||
 Yes | 83 | 14.7 |
 No | 483 | 85.3 |
Manual handling | ||
 Yes | 463 | 81.8 |
 No | 103 | 18.2 |
Weight of objects manually handled (n = 463) | ||
 Light (not greater than 5 Kg) | 132 | 28.5 |
 Medium (6–10 Kg) | 58 | 12.5 |
 Heavy (11–20 Kg) | 54 | 11.7 |
 Very heavy (> 20 k.g) | 219 | 47.30 |
Time spend on manual handling /day(n = 463) | ||
  < 2 h | 21 | 4.5 |
 2–4 h | 76 | 16.5 |
  > 4 h | 366 | 79 |
Concentration at the work | ||
 Yes | 492 | 86.9 |
 No | 74 | 13.1 |
Working with vibrating hand tools | ||
 Yes | 530 | 93.6 |
 No | 36 | 6.4 |
Hazard awareness | ||
 Yes | 497 | 87.2 |
 No | 69 | 12.2 |