☛ 1. Enter with air line BA sets

☛ 2. Use 24v flame proof hand lamps

☛ 3. A hole watch to be kept near man hole

☛ 4. Keep fire fighting equipment ready

☛ 5. Gas test to be done to check for oxygen level

☛ 6. Provide blowers

☛ 7. Don’t smoke in confined space

☛ 8. Use ropes and harness

☛ 9. The spaces clean before entry

☛ 10. Use non sparking tools it there is any risk of flammable vapors being present.