Well foundation is a specialized job. It is necessary that adequate safety measures are adopted on the following categories
- Proper working 2nd maintenance of tools and plants.
- Health care of the workers.
- Signalling system.
- Inspection of works.
1) Tools and Plants: Proper Maintenance are to be done in following way
- All equipment used for sinking operation should be regularly inspected.
- Qualified and experienced technical personnel, mechanic or supervisor should always be present at site.
- Complete tool box and spares and consumables like fan belt, battery, grease gun etc, should be available at site.
- All machines should be checked for oil, diesel, lubrication, wear and tear of moving parts before starting.
- The air pipe lines should be checked for leakages.
- The pressure gauge fitted at air compressor and air storage lank should be calibrated after every 2 hours of work.
- Regular over-handling of machinery should he carried out at intervals.
2) Health Care of Workers
- Divers should be physically and mentally tit and free from disabling diseases.
- Adequate supply of air to all the divers should be ensured.
- A stand by compressor and a pipe line should be kept at site in working condition.
- The signal man at the top should be competent to direct safely the diver below the water.
- The air tube the diver should be kept straight without bend or kink.
- When more than two divers are working in a well they should be properly guided so that the roaps, air tubes or signal lines are not disturbed.
- The air compressor should be of adequate capacity and regularly serviced.
- The pully should be tested for its capacity.
3) Signalling System
The engineer, supervisor and workers should be familiar with the signalling system.
4) Inspection of Works
- Engineers, supervisors and workers should have a helmet.
- Standing on ground near well is not safe as blow can occur any time.
- The wire ropes, clamps and other fastenings should be carefully inspected.
- Gauge should be provided on all four sides to know depth of sinking.
- Proper oiling and greasing of equipments should be checked.
- Health of diver should be observed. More working should be avoided.
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