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100+ Free High Risk Work Licence — Self-Erecting Tower Crane (CS) Practice Questions

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Key Facts: High Risk Work Licence — Self-Erecting Tower Crane (CS) Exam

100

Practice Questions

OpenExamPrep

CPCCLTC4002

Competency Unit

Training.gov.au

Weathervane

Must Slew Freely

AS 2550.4

5 Years

Licence Validity

WHS Regulators

The Australia HRWL Self-Erecting Tower Crane (CS) pathway uses a closed-book NAI knowledge and calculation assessment plus practical for CPCCLTC4002. Critical calculations, load chart readings, and safety items are treated as must-pass. This prep includes 100 practice questions.

Sample High Risk Work Licence — Self-Erecting Tower Crane (CS) Practice Questions

Try these sample questions to test your High Risk Work Licence — Self-Erecting Tower Crane (CS) exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1Under Australian Work Health and Safety (WHS) laws, what is the primary purpose of consulting the relevant regulations and codes of practice before erecting a self-erecting tower crane?
A.To determine the minimum insurance premiums for the construction site.
B.To ensure legal compliance and implement necessary safety controls for high-risk work.
C.To speed up the crane assembly process and bypass council approval.
D.To avoid random safety audits by regulator WHS inspectors.
Explanation: Consulting WHS regulations and codes of practice is a legal requirement that helps operators and PCBUs identify hazards, understand duties, and apply appropriate control measures. This ensures that the crane is set up and operated in a manner that minimises risk to all site personnel. Compliance also protects the operator from regulatory penalties.
2When planning to operate a self-erecting tower crane near overhead powerlines, what is the purpose of the defined 'No Go Zone' (exclusion zone) and how is the specific approach distance determined?
A.It marks a suggested working area around the lines; the distance is chosen by the crane operator on the day.
B.It is a regulated safety area around powerlines that no part of the crane, load, or rigging may enter; the distance is set by the relevant WHS regulator and electrical authority based on voltage and local rules.
C.It marks where the crane may operate freely if a spotter is present; the distance is fixed at 1.5 metres nationally.
D.It is a recommended observation zone; the distance is determined by the Bureau of Meteorology daily forecast.
Explanation: Australian WHS regulators and electrical authorities define No Go Zones (exclusion zones) around overhead powerlines based on voltage, line type (distribution on poles vs transmission on towers), and state-specific rules. No part of the crane, load, hoist rope, or rigging may enter this zone. The operator must verify the line voltage and consult the relevant electrical network authority and state WHS regulator before commencing work.
3During a lifting operation, you suddenly lose radio contact with the dogger who is directing the load. What is your immediate action as the crane operator?
A.Slew the crane slowly to a position where you can see the load directly.
B.Stop all crane movements immediately and hold the load stationary until communication is restored.
C.Continue hoisting at a reduced speed while attempting to reconnect the radio.
D.Lower the load to the ground immediately using the hoist emergency brake.
Explanation: If radio or visual communication is lost at any point during a lift, the operator must stop all crane motions immediately. Operating without clear communication creates a high risk of collisions or overloading. Operations must not resume until a reliable communication channel (radio or hand signals) is re-established.
4What is the primary purpose of a Safe Work Method Statement (SWMS) for high-risk construction work involving a self-erecting tower crane?
A.To serve as a payroll and attendance sheet for the rigging and operating crew.
B.To outline the step-by-step construction tasks, identify hazards, and document specific safety control measures.
C.To document daily crane run-hours and diesel fuel consumption.
D.To replace the manufacturer's operating manual for the specific crane model.
Explanation: An SWMS is a mandatory document for high-risk construction work under Australian WHS regulations. It must outline the sequence of work, the hazards arising from the work, and how those risks will be controlled. It must be prepared before work commences and followed by all workers involved.
5Where is the primary and most authoritative source of information for the maximum wind speed permitted during the erection and dismantling of a self-erecting tower crane?
A.The Bureau of Meteorology (BOM) daily forecast.
B.The crane manufacturer's technical manual.
C.The site manager's daily WHS briefing document.
D.The Australian Standard AS 2550.4 general guidelines.
Explanation: The manufacturer's technical manual is the primary authority for all operating limits, including maximum wind speeds during erection, dismantling, and normal operation. Exceeding these limits can cause structural failure or crane collapse. If the manufacturer's manual is unavailable or silent, standard guidelines or an engineer's assessment must be followed.
6Who has the primary legislative duty under Australian WHS laws to ensure that the crane's work area is barricaded to prevent unauthorized pedestrian access?
A.The apprentice crane operator or rigger.
B.The Person Conducting a Business or Undertaking (PCBU) controlling the workplace.
C.The dogger or slinger attached to the crane lift crew.
D.The local municipal council inspector.
Explanation: Under WHS laws, the PCBU (typically the principal contractor or site manager) holds the primary duty of care to ensure the workplace is safe. This includes implementing physical controls, such as barricades and signs, to isolate the crane's operating radius. The crane operator and dogger must assist in maintaining the integrity of this exclusion zone.
7Which national service should you contact before erecting a self-erecting tower crane to identify the locations of buried cables, gas pipes, and water mains near the setup site?
A.Before You Dig Australia (BYDA) / Dial Before You Dig.
B.The local state electrical regulator.
C.The State Environmental Protection Authority (EPA).
D.The Crane Industry Association of Australia.
Explanation: Before You Dig Australia (BYDA) is the national referral service for locating underground infrastructure. Contacting them is vital before setting up a crane, as the high ground pressures exerted by crane outriggers can crush buried utilities, causing catastrophic utility failures, fire, explosion, or electrocution.
8What is the meaning of a yellow and black striped barricade surrounding the base and outriggers of an erected self-erecting tower crane?
A.A designated storage area for chains, slings, and rigging gear.
B.An exclusion zone prohibiting entry by unauthorized personnel due to crushing hazards from slewing or counterweights.
C.A parking zone for site utility vehicles and concrete trucks.
D.A temporary path marked for pedestrian access across the site.
Explanation: A barricaded zone around the crane's base represents a safety exclusion zone. It is designed to prevent workers and pedestrians from entering the area where they could be crushed by the rotating counterweight frame, crane mast, or trapping points. No unauthorized person should cross these barriers while the crane is active.
9If your work plan requires the crane jib or load to cross over overhead powerlines, what administrative control must be obtained before starting work?
A.A verbal confirmation from the site safety representative.
B.A written permit and formal encroachment agreement from the relevant electrical distribution authority.
C.A signed copy of the crane operator's logbook by the dogger.
D.An extra insurance policy coverage sheet for the crane structure.
Explanation: Crossing over powerlines represents an extreme risk of arcing and electrocution. A formal written permit (or 'permit to work') must be obtained from the power company, specifying safety protocols, voltage limits, and sometimes requiring lines to be de-energised or shielded. Verbal approval is never legally sufficient.
10How does the proximity of public spaces (such as footpaths, roads, or adjacent buildings) within the crane's slewing radius affect your site planning?
A.You must slew the crane faster over public areas to minimise exposure time.
B.You must implement a pedestrian management plan, use hoarding or gantry protection, and obtain council permits.
C.No adjustments are required if the lift height is greater than 10 metres.
D.You only need to sound a horn before slewing over the public space.
Explanation: Lifting over public spaces is highly restricted. Operators must ensure that loads are not suspended over pedestrians or traffic. This requires permits from local government authorities, the erection of protective hoardings or overhead gantries, and active traffic control during operations.

About the High Risk Work Licence — Self-Erecting Tower Crane (CS) Exam

The High Risk Work Licence for Self-Erecting Tower Crane (CS class) is required in Australia to operate a crane that is tower-mounted and self-erects by folding and unfolding itself. Assessment is based on the national unit of competency CPCCLTC4002 — Licence to operate a self-erecting tower crane. It covers planning the task, hazard identification, ground condition assessment, outrigger and packer setup, erection/dismantling safety, load charts, load calculations, safe operations, WHS duties, hand and radio signals, safety devices, and shut-down procedures under Model WHS Regulations Part 4.5.

Assessment

Closed-book National Assessment Instrument (NAI) knowledge and calculations assessment, plus a practical crane operation assessment, administered by an accredited high-risk work assessor through a Registered Training Organisation (RTO).

Time Limit

Varies by RTO / assessor (closed-book knowledge, load-charts, calculations, then practical)

Passing Score

Competency-based overall. Candidates are required to answer calculations, load-chart readings, and safety-critical theory correctly, and must demonstrate competent practical operation; exact marking rules sit in the closed NAI.

Exam Fee

RTO training and assessment fees commonly fall roughly in the $1,500–$3,000 AUD range depending on provider and duration, plus a separate regulator HRWL application fee (e.g. SafeWork NSW 2026–27: $95 per class for a new licence; renewal and other states/territories differ—check your regulator). (State and Territory Work Health and Safety (WHS) regulators (e.g., SafeWork NSW, WorkSafe Victoria, WorkSafe Queensland, WorkSafe WA).)

High Risk Work Licence — Self-Erecting Tower Crane (CS) Exam Content Outline

25%

Plan Work & Hazard Identification

Task planning, hazard identification, site conditions, underground services, powerline clearances, wind limits, permits, SWMS, and communication.

25%

Pre-Start Inspection & Preparation

Pre-operational checks, soil/foundation checks, outrigger setup, packer/soleplate placement, structural inspection, safety devices, limit switches, and erection safety.

20%

Stability, Load Charts & Calculations

Load capacity ratings, load chart readings, outrigger load calculations, ground pressure calculations, reeving/parts of line, and rigging assessments.

30%

Operate & Shut Down

Safe operation, slewing, trolley/hoist controls, blind lifts, multiple crane operations, emergency response, high-wind procedures, shut-down, stowing, weathervaning, and logbooks.

How to Pass the High Risk Work Licence — Self-Erecting Tower Crane (CS) Exam

What You Need to Know

  • Passing score: Competency-based overall. Candidates are required to answer calculations, load-chart readings, and safety-critical theory correctly, and must demonstrate competent practical operation; exact marking rules sit in the closed NAI.
  • Assessment: Closed-book National Assessment Instrument (NAI) knowledge and calculations assessment, plus a practical crane operation assessment, administered by an accredited high-risk work assessor through a Registered Training Organisation (RTO).
  • Time limit: Varies by RTO / assessor (closed-book knowledge, load-charts, calculations, then practical)
  • Exam fee: RTO training and assessment fees commonly fall roughly in the $1,500–$3,000 AUD range depending on provider and duration, plus a separate regulator HRWL application fee (e.g. SafeWork NSW 2026–27: $95 per class for a new licence; renewal and other states/territories differ—check your regulator).

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

High Risk Work Licence — Self-Erecting Tower Crane (CS) Study Tips from Top Performers

1Master Ground Pressure: Always calculate Ground Bearing Pressure = Force (kN) / Area (m²). Remember that 1 kN/m² = 1 kPa. If this exceeds the ground capacity, larger soleplates must be used.
2Understand Weathervaning: Never leave the slewing brake locked when leaving the crane unattended. The jib must be free to rotate like a wind vane to minimize wind load.
3Drill Powerline Clearance: Exclusion zones (No Go Zones) around overhead lines vary by voltage band and by state/territory — always confirm the prescribed approach distance for your jurisdiction and use a spotter when working within the applicable approach distance.
4Read Load Charts Carefully: Double-check whether the crane is configured in 2-fall (2-part) or 4-fall (4-part) line reeving, as this drastically alters the maximum capacity and speed.

Frequently Asked Questions

What is a Self-Erecting Tower Crane (CS) licence?

A CS licence permits the operation of a tower crane that does not require a secondary crane to erect itself; it unfolds under hydraulic or winch power from its transport chassis. This is distinct from a Tower Crane licence (CT class), which covers traditional top-slewing tower cranes that are assembled section-by-section using a mobile or secondary crane.

Does a CS licence permit the operation of other cranes?

No. The CS licence is specific to self-erecting tower cranes. Operating other tower cranes requires a CT licence, mobile cranes require a CN/C2/C6/C1/C0 licence, and portal boom cranes require a CP licence. However, some states allow certain overlap or require specific licensing pathways—always consult your local WHS regulator.

What calculations are tested in the CS NAI?

You will be tested on outrigger load distributions, ground bearing pressure (kPa) based on soleplate area, crane capacity at specific radii using manufacturer load charts, reeving changes (single-part vs. multi-part line capacities), and load/rigging weight estimations.

How should a self-erecting tower crane be left at the end of a shift?

At the end of a shift, the crane must be isolated, the hooks raised to a safe clearance level, the trolley brought in close to the tower (as per manufacturer manual), and the slewing brake released. Releasing the slewing brake is critical to allow the crane to weathervane (slew freely with the wind), preventing structural collapse in high winds.