Electrical Safety in Construction Sites
ELECTRICAL SAFETY
IN
1
CONSTRUCTION
NATIONAL SAFETY DAY 2007
Environment, Health And Safety
Karnataka State Safety Institute JNB/March 2007
The Times Of India
March 9, 2007, Page 3
2
Page 3 has become popular for the society & fashion info
Karnataka State Safety Institute
JNB/March 2007
ELECTRICAL SAFETY
IN
3
CONSTRUCTION
NATIONAL SAFETY DAY 2007
Environment, Health And Safety
Karnataka State Safety Institute JNB/March 2007
Electrical Safety
Shock 4 • Electrical Shock • Fire originating from Electricity Fire • Due to motion powered by Motive Power Electricity, (tools) • Environmental safety Environment influence: Lighting, Signs, Detection
Karnataka State Safety Institute JNB/March 2007
Construction Work
• • • • Labour Intensive, Majority Unskilled 5 More widespread than manufacturing industry Relatively Unregulated, Unorganised, Less concern for workmen safety Lack of training and enforcement or rules & regulations Floating or constantly changing work place, even within the same project
Karnataka State Safety Institute JNB/March 2007
Safety from Electrical Shock
Causes of Shock, Contact, Leakage, Fault
6
Wiring regulations not followed, terminations, joints, undersized, wrong type of insulation Temporary Installations, defective & aged equipment
Karnataka State Safety Institute JNB/March 2007
7
Karnataka State Safety Institute
JNB/March 2007
contact with overhead powerlines:
Stay on equipment. Don't touch equipment and ground at the same time. Keep others away. Warn everyone not to touch the equipment or its load. Break contact. If possible, break contact by moving the equipment clear of the wires. Call local utility. Jump clear..
Karnataka State Safety Institute JNB/March 2007
8
A tower crane was lowering a concrete bucket to be filled by a truck. The wind blew the hoist line and bucket into overhead powerlines. A worker trying to pull the bucket back was electrocuted.
IN
1
CONSTRUCTION
NATIONAL SAFETY DAY 2007
Environment, Health And Safety
Karnataka State Safety Institute JNB/March 2007
The Times Of India
March 9, 2007, Page 3
2
Page 3 has become popular for the society & fashion info
Karnataka State Safety Institute
JNB/March 2007
ELECTRICAL SAFETY
IN
3
CONSTRUCTION
NATIONAL SAFETY DAY 2007
Environment, Health And Safety
Karnataka State Safety Institute JNB/March 2007
Electrical Safety
Shock 4 • Electrical Shock • Fire originating from Electricity Fire • Due to motion powered by Motive Power Electricity, (tools) • Environmental safety Environment influence: Lighting, Signs, Detection
Karnataka State Safety Institute JNB/March 2007
Construction Work
• • • • Labour Intensive, Majority Unskilled 5 More widespread than manufacturing industry Relatively Unregulated, Unorganised, Less concern for workmen safety Lack of training and enforcement or rules & regulations Floating or constantly changing work place, even within the same project
Karnataka State Safety Institute JNB/March 2007
Safety from Electrical Shock
Causes of Shock, Contact, Leakage, Fault
6
Wiring regulations not followed, terminations, joints, undersized, wrong type of insulation Temporary Installations, defective & aged equipment
Karnataka State Safety Institute JNB/March 2007
7
Karnataka State Safety Institute
JNB/March 2007
contact with overhead powerlines:
Stay on equipment. Don't touch equipment and ground at the same time. Keep others away. Warn everyone not to touch the equipment or its load. Break contact. If possible, break contact by moving the equipment clear of the wires. Call local utility. Jump clear..
Karnataka State Safety Institute JNB/March 2007
8
A tower crane was lowering a concrete bucket to be filled by a truck. The wind blew the hoist line and bucket into overhead powerlines. A worker trying to pull the bucket back was electrocuted.