STS Test Prep Questions and Answers Already Passed

STS Test Prep Questions and Answers Already Passed Where employee brings their own PEE, what is the responsibility of the employer? Assure the PPE's adequacy. (OSHA pg 127) What's the standard for eye protection? ANSI Z89.1-1969 (OSHA pg 127) How to ensure that a rope will hold a load? Checkt o see if the rated load capacity for the rope is being exceeded. Stairway handrails should be installed at ____ from the surface of the tread to upper surface of the handrail. 48" Safety Instruction Signs shall be what color? Green upper panel with white letters for principal message. Other shall be black on white background. What two colors are on a directional sign (not automotive)? Black and white. (OSHA pg 159) NFPA 704 Label: Blue signifies __________ and is on located on the ____. Health hazard, left. NFPA 704 Label: Red signifies __________ and is on located on the ____. Fire hazard, top. NFPA 704 Label: Yellow signifies __________ and is on located on the ____. Reactivity, right. NFPA 704 Label: 0 is ____ hazardous and 4 is _____ hazardous _____. least, most. NFPA 704 Label: Bottom diamond is reserved for ______. Specific hazards (acids, alkali, corrosive, oxidizer, radioactive, Use no water. Yellow ractivity diamond is often referring to reactivity with _____. Water. Fire extinguishers - Type A Ordinary Combustibles (Ashes) Fire extinguishers - Type B Flammable Liquids (Barrels) Fire extinguishers - Type C Electrical Equipment (Current) Fire extinguishers - Type D Combustible Metals 2A10BC Fire extinguisher. What does the 2 mean? For Type A fires, a 1 would stand for the equivalent of 1 1⁄4 gallons of water, a 2 would represent 2 1⁄2 gallons, 3 would be 3 3⁄4 gallons of water, etc. Each number adds 1 1⁄4 gallons equivalent of water. 2A10BC Fire extinguisher. What does the 10 mean? For Type B and Type C fires, the number represents square feet of fire. For example, 2 would be two square feet, 5 is five square feet. Scaffold top rail height (range). 38-45