CSLB C-39 Roofing (Trade Exam) — All Questions
22 questions
Where must a roofing contractor's Code of Safe Practices be kept?
- a.At the job site or with supervisors✓
- b.Only in the IIPP binder at home
- c.Filed with CSLB
- d.Only at the main office
The Code of Safe Practices is posted at a conspicuous location at each job site office or provided to each supervisory employee, who keeps it readily available.Cal. Code Regs. tit. 8 §1509(c)
In what form must an employer's Injury and Illness Prevention Program exist?
- a.Oral only
- b.In writing✓
- c.No set form
- d.Posted video only
Section 3203 requires the program to be in writing. Employers with fewer than 10 employees may communicate general safe practices orally, but the program itself is written.Cal. Code Regs. tit. 8 §3203
What container does Cal/OSHA require for the first-aid kit on a construction project?
- a.A locked cabinet in the office
- b.The foreman's truck glove box
- c.Any cardboard box
- d.A weatherproof container✓
Every employer on a construction project must provide at least one first-aid kit in a weatherproof container, with contents inspected and replaced.Cal. Code Regs. tit. 8 §1512
Which describes the drinking water the heat illness standard requires?
- a.Fresh, pure, cool and free✓
- b.Bottled water only above 95°F
- c.Water only during meal breaks
- d.Any water, at cost
Employees must have access to potable water that is fresh, pure, suitably cool and provided free of charge, located as close as practicable to where they work.Cal. Code Regs. tit. 8 §3395
A roofer feels overheated at 86°F and asks to rest in the shade. What does the standard say?
- a.Allow and encourage the rest✓
- b.Allow it only with a doctor's note
- c.Deny it until 95°F
- d.Allow it only at lunch
Employees are allowed and encouraged to take a preventative cool-down rest in the shade whenever they feel the need, and are monitored for symptoms during it.Cal. Code Regs. tit. 8 §3395
Which is one of the high-heat procedures required at 95°F or above?
- a.Supplying salt tablets to all
- b.Naming who may call for help✓
- c.Stopping all work at noon
- d.Doubling the lunch break
High-heat procedures include designating one or more employees on each site as authorized to call for emergency medical services, along with communication, observation, water reminders and pre-shift meetings.Cal. Code Regs. tit. 8 §3395(e)
What is the maximum setting for the relief valve on a kettle fuel tank pressurized by pumped air?
- a.100 psi
- b.150 psi
- c.60 psi✓
- d.30 psi
The spring-loaded relief valve pops at no more than the vessel's safe working pressure, but in no case greater than 60 pounds per square inch.Cal. Code Regs. tit. 8 §1726(c)
A kettle must be moved along a public street. How must it be prepared?
- a.Drained 5 in below the splash rail✓
- b.Kept hot with the burner running
- c.Covered with a canvas tarp only
- d.Filled to the top so it cannot slosh
When a kettle is moved on any public street or roadway, it must be drained at least 5 inches below the splash rail.Cal. Code Regs. tit. 8 §1725(f)
What must happen to the burner of a kettle mounted on an elevated truck bed while the truck moves?
- a.It may stay on if the lid is closed
- b.It may stay on low
- c.It may stay on with an attendant riding
- d.It must be extinguished✓
Kettle burners must be extinguished when the truck is moving, and no riders are allowed on the elevated platform while the truck is in motion.Cal. Code Regs. tit. 8 §1727
What minimum construction does Cal/OSHA require for a hot asphalt bucket?
- a.Aluminum with a wooden handle
- b.No. 24 gauge steel, 1/4-inch bail✓
- c.Any plastic pail
- d.No. 30 gauge steel with a rope handle
Hot asphalt and pitch buckets must be No. 24 gauge or heavier sheet steel with a metal bail of 1/4-inch diameter or larger.Cal. Code Regs. tit. 8 §1729(a)
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An open container other than a carrying bucket is used to move hot asphalt. How full may it be?
- a.90 percent of capacity
- b.Up to the brim if lidded
- c.Completely full
- d.75 percent of capacity✓
Carrying buckets are filled no closer than 4 inches from the top, and no other open container transporting hot asphalt or pitch may be filled beyond 75 percent of capacity.Cal. Code Regs. tit. 8 §1725(c)
Coal-tar pitch is handled in a poorly ventilated confined space. What must be readily available?
- a.Respiratory and eye protection✓
- b.Nothing beyond normal clothing
- c.Only leather gloves
- d.A two-way radio
Suitable respiratory and eye protection must be readily available to workers handling coal tar pitch in confined spaces where ventilation is inadequate.Cal. Code Regs. tit. 8 §1728(b)
How far may a worker have to travel on a construction site to reach the nearest general-purpose (2A) fire extinguisher?
- a.No more than 25 feet
- b.No more than 200 feet
- c.No more than 75 feet✓
- d.Any distance on site
A 2A extinguisher is required for each 3,000 sq ft, and travel distance to the nearest one may not exceed 75 feet.Cal. Code Regs. tit. 8 §1922(a)
A ladder is set where it could contact an unprotected energized service conductor. What ladder is required?
- a.A steel ladder
- b.A non-conductive ladder✓
- c.Any ladder with rubber feet
- d.An aluminum ladder
Non-conductive ladders must be used where the ladder or user may contact unprotected energized electrical conductors or equipment.Cal. Code Regs. tit. 8 §3276
How must an extension ladder be erected?
- a.Rung locks released for flexibility
- b.Base section on top of the fly
- c.Fly section tied beside the base
- d.Fly on top, rung locks engaged✓
Extension ladders are always erected so the fly section is above and resting on the base section with the rung locks engaged.Cal. Code Regs. tit. 8 §3276
A flat residential roof has a 36-inch parapet. How is the employee's fall height measured under Section 1731?
- a.From the top of the parapet
- b.From the work surface down✓
- c.From the ceiling below the roof
- d.From the ridge of the neighboring roof
The fall height is the vertical distance from the employee's walking/working surface to the ground or level below, and parapet height is not included.Cal. Code Regs. tit. 8 §1731(e)
A commercial shingle roof (multiple-unit) at 4:12 is 24 feet high. Which protection does Section 1730 list?
- a.No protection below 30 feet
- b.Warning lines at 5 feet only
- c.Roof jacks or a 24-inch parapet✓
- d.A safety monitor only
For multiple-unit coverings from 0:12 through 5:12 on roofs more than 20 feet high, Section 1730 requires a roof jack system, a parapet at least 24 inches high, or equivalent protection.Cal. Code Regs. tit. 8 §1730(e)
What minimum material may span between roof jacks as a plank?
- a.2 x 4 construction lumber
- b.2 x 6 selected lumber✓
- c.Plywood strips, any size
- d.1 x 6 boards
Wooden members spanning between roof jacks must be selected lumber of at least 2 x 6 material, with jacks no more than 10 feet apart.Cal. Code Regs. tit. 8 §1724(a)
What must be laid beside each crawling board as a handhold?
- a.A snapped chalk line
- b.A warning line at 5 feet
- c.A fastened 3/4-inch Manila rope✓
- d.A second crawling board
A firmly fastened line of at least 3/4-inch diameter Manila rope, or equivalent, is laid beside each crawling board for use as a handhold.Cal. Code Regs. tit. 8 §1724(b)
When does Section 1671 require safety nets?
- a.Whenever a crew requests them
- b.Only over open water
- c.At 6 feet on all roofs
- d.At 25 feet when others fail✓
Safety nets are required where the elevation is 25 feet or more and personal fall arrest, restraint, positioning or more conventional protection is clearly impractical.Cal. Code Regs. tit. 8 §1671
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How far may a worker free fall on a positioning device system?
- a.No more than 2 feet✓
- b.No more than 6 feet
- c.No more than 3.5 feet
- d.No more than 10 feet
Positioning devices must be rigged so the employee cannot free fall more than 2 feet. Six feet is the personal fall arrest limit.Cal. Code Regs. tit. 8 §1670(c)
What force must a guardrail midrail withstand without failure?
- a.50 pounds
- b.200 pounds
- c.150 pounds✓
- d.500 pounds
Midrails, screens and similar members must withstand at least 150 pounds in any downward or outward direction; the top rail must withstand 200 pounds.Cal. Code Regs. tit. 8 §1620(d)