Hazards on the construction job site could be caused by:

human error equipment failure

envirmental condition

•Headache•Feeling of sand in your eyes•Red or weeping eyes•Trouble opening your eyes• Impaired vision•Swollen eyes

oxy acetylene welding cutting outfit

Hoses1.Leaks 2. burns 3. worn

places 4. charred sections close to the torch.

RegulatorsWhen opening valves , always

stand to the side. Dirt that is struck in the valve may fly out and cause serious injury.

Proper connection hose both good and bad

Trenches and Excavations

If you are excavating it can result in Cave-ins and falling objects are hazards in these areas. Sometimes if there is a peace of pipe that might have septets on the pipe and it could make a very hazard or environmental disaster.

Warnings related to trenches and excavations

Never work on the face of either sloped excavations or excavations in which concrete slabs were used to flatten the surrounding area at levels above other workers. The workers below you may not be adequately protected from the hazard of falling, rolling, or sliding materials or equipment.

Proximity work

Avoid touching high-temperature components

Without proper training , no employee is allowed to enter a permit-required or non-permit-required confined space. Employers are required to have programs to control entry to and hazards in both types of confined spaces.Never work alone in a confined space. OSHA requires an attendant to remain outside a permit-required confined space. The attendant monitors entry, work, and exit.

Confined spaceDid you Know

Questions 1

1. Oil or grease in contact with _______ will cause an explosion.

A. A gas cylinderB. AcetyleneC. Compressed oxygen D. Combustible materials

Questions 22. Flash Burn are caused by exposing your eyes to______.A. Ultraviolet lightB. Oxygen and acetyleneC. Petroleum productsD. Compression hose

Questions 33. A ___ is attached to a cylinder valve to reduce the high cylinder pressure to the required lower working pressure.A. Safety valveB. RegulatorC. Torch assemblyD. Compression hose

Questions 4

4. A confined space ___. A. Has a limited amount of ventilationB. Has no means of entryC. Is too small to work inD. May be entered by untrained employees

Questions 5

5. All internal combustion engines give off a deadly odorless, tasteless, invisible gas called _____as part of their exhaust. A. Carbon trioxideB. Carbon monoxideC. Carbon DioxideD. Carbon cyanide

Review answers

1.D2.A3.B4.A5.B