What Is a New York City Tower Crane Rigger?

A Tower Crane Rigger is licensed by the New York City Department of Buildings to erect and dismantle tower and climber cranes within the authorized scope of the license.

The work goes far beyond attaching a sling and giving a hand signal. Tower crane rigging involves understanding the complete crane structure and the sequence required to assemble, climb, support, and dismantle it safely.

A licensed Tower Crane Rigger needs knowledge involving:

• Tower and climber crane components
• Connecting pins and bolts
• Wire ropes and cables
• Anchorages
• Platforms and support pads
• Mast alignment and plumb
• Bolt torque
• Rigging and hoisting supervision
• Placement of crane components
• Erection and dismantling sequences

This Is a New York City License

The Tower Crane Rigger license discussed here is issued by the NYC Department of Buildings. It should not be confused with a general crane operator certification, Master Rigger license, or crane credential issued by another state or municipality.

Five Years of NYC Experience Are Required

Current NYC DOB requirements call for at least five years of practical experience in the tower-crane rigging business in New York City within the seven years before application.

The work should build real experience with the hazards and procedures involved in erecting, climbing, rigging, and dismantling tower or climber cranes.

Useful qualifying experience should develop knowledge of:

• Crane erection procedures
• Crane dismantling procedures
• Jumping or climbing operations
• Rigging crane components
• Load supervision
• Mast installation
• Anchor systems
• Structural connections
• Safe sequencing
• Jobsite coordination

Keep careful records of employers, supervisors, project dates, crane types, and duties. Five years is a long time to reconstruct from memory after the exam.

A 30-Hour Tower Crane Rigging Course Is Required

Current NYC DOB licensing requirements include a Department-approved 30-hour course for tower crane rigging.

Older guides may show a longer period, so candidates should use the current DOB requirement when planning the course and application timeline.

The course requirement is separate from exam-prep study. One satisfies a licensing requirement. The other helps you prepare for the written and practical examinations.

Current Tower Crane Rigger Written Exam

That testing time makes pacing important. This is not an exam where you want to spend ten minutes debating one sling question while the remaining questions quietly form a line behind it.

What Does the Written Examination Cover?

The current CPS HR outline tests NYC code knowledge together with trade-specific tower-crane and rigging knowledge.

Cranes and Derricks Need Serious Study Time

Tower Crane Rigger candidates need to understand the crane as a structure and as a lifting system.

Review topics such as:

• Mast sections
• Jibs and counterjibs
• Counterweights
• Tie-ins and anchorages
• Climbing frames
• Foundations and support conditions
• Pins and bolted connections
• Torque requirements
• Plumb and alignment
• Erection sequence
• Dismantling sequence
• Required inspections

Memorizing the names of components is not enough. You should understand where they go, what they support, and what can happen when they are installed out of sequence.

Sequence Is a Major Part of Tower Crane Safety

Erecting or dismantling a tower crane is a planned process. Components have to be placed in an order that keeps the structure stable and workers protected.

Candidates should be able to explain the general logic of erection, jumping, climbing, and dismantling operations.

Think through questions such as:

• Which components need to be secured before the next lift?
• When are pins or bolts installed?
• How is mast plumb checked?
• When are tie-ins required?
• How are counterweights introduced safely?
• What areas need to be controlled below the operation?
• Who is responsible for supervision?
• What happens if the specified sequence changes?

Rigging Knowledge Is Central to the License

Tower crane work involves lifting crane components before the crane can perform ordinary construction lifts. That means the rigger needs strong knowledge of load control.

Study:

• Slings
• Wire rope
• Shackles
• Hooks
• Blocks
• Spreaders
• Rigging angles
• Center of gravity
• Load weights
• Working load limits
• Inspection of rigging hardware
• Safe load control

The NYC licensing exam specifically assesses knowledge of the weights of materials being hoisted, so load calculations and material weights belong in the study plan.

Practice Sling and Load Calculations

A load may weigh the same whether one sling or several slings are used, but the force in each sling can change dramatically with sling angle and rigging geometry.

Practice calculations involving:

• Load weight
• Sling tension
• Sling angles
• Mechanical advantage
• Center of gravity
• Load distribution
• Rated capacity
• Safety factors

Learn what the calculation means physically. Numbers are easier to remember when you understand which sling, pin, shackle, or lifting point is carrying the force.

Inspections and Specifications Matter

The current exam outline includes crane inspections and specifications. Candidates need to understand how manufacturers' information and NYC requirements affect safe rigging operations.

Review:

• Component condition
• Structural connections
• Bolts and pins
• Wire ropes
• Anchorages
• Mast condition
• Torque specifications
• Equipment limitations
• Inspection documentation
• Conditions requiring removal from service

"It looked fine yesterday" is not an inspection program.

Temporary Construction Equipment Is Part of the Exam

Tower crane operations happen inside active construction sites where scaffolds, hoists, material-handling systems, temporary structures, and safety installations can all affect the work.

Review the NYC requirements governing temporary construction equipment and how those requirements interact with lifting zones, access, public protection, and worker safety.

A good rigger sees the entire work area, not just the hook.

Demolition Operations Are Included Too

Rigging during demolition creates special challenges because the structure and site conditions are changing as work progresses.

Review:

• Controlled removal of materials
• Falling-object hazards
• Protection of workers and the public
• Temporary stability
• Rigging zones
• Communication
• Material handling
• Changing site conditions

A lift plan that worked yesterday may need to be reconsidered when half the surrounding structure is no longer there.

The Written Exam Is Closed Book

The current Tower Crane Rigger examination does not allow reference materials.

1. Study one crane or rigging topic.
2. Close the reference.
3. Explain the requirement from memory.
4. Sketch the setup when useful.
5. Work a related calculation.
6. Answer practice questions without the book.
7. Check your answers afterward.

The short written testing period makes fast recall especially useful.

Which References Should You Study?

The current CPS HR Tower Crane Rigger reference list focuses on NYC construction safeguards, hoisting, cranes, material handling, licensed rigger responsibilities, and practical crane and rigging knowledge.

Current suggested materials include:

• 2014 NYC Administrative Code, Title 28, Chapters 1 and 4
• 2014 NYC Building Code Section 3301
• 2014 NYC Building Code Section 3303
• 2014 NYC Building Code Section 3316
• 2014 NYC Building Code Section 3317
• 2014 NYC Building Code Section 3319
• 2014 NYC Building Code Section 3320
• 1 RCNY 3319-01 for cranes and derricks
• RCNY Chapter 10 covering derrick load and boom hoist drums
• 1 RCNY 104-20 covering licensed rigger supervisory responsibilities
• IPT's Crane and Rigging Handbook, 2005 edition

Candidates can review the New York Tower Crane Rigger Exam Book Package for a focused study library covering these regulatory and technical areas.

The Practical Examination Matters Just as Much

Passing the written test is only the first examination step. Candidates must also pass the practical examination.

The current CPS HR scoring rules require a practical score of at least 70 percent overall while also passing every exercise identified as critical.

Practical preparation should focus on skills involving:

• Rigging operations
• Load control
• Equipment recognition
• Crane components
• Safety precautions
• Erection and dismantling logic
• Connecting hardware
• Load weights
• Supervision and sequencing

The practical portion exists because tower crane rigging is not a vocabulary contest. Candidates need to demonstrate usable trade knowledge.

Current Exam Fees

What Happens After the Exams?

Passing both examinations does not automatically issue the Tower Crane Rigger license.

Candidates still complete the background and licensing process through DOB NOW.

Current application documentation can include:

• LIC2 license application
• LIC34 when applicable
• LIC51
• Examination score documentation
• LIC61 physical examination completed within the required period
• 30-hour Tower Crane Rigging course certificate
• Background Investigation Questionnaire
• Experience Verification Forms from qualifying supervisors
• Substance Abuse Attestation
• Negative substance-abuse test documentation
• Child Support Certification
• Identification documents
• Pay or W-2 documentation
• Social Security earnings history

DOB currently states that Experience Verification Forms from a company's Human Resources department are not accepted in place of verification from the qualifying supervisors.

The Business Requirements Matter Too

An approved Tower Crane Rigger applicant must also satisfy NYC business requirements.

The licensee must be an officer, partner, or sole proprietor of the business, and the business must maintain a qualifying place of business in New York City that complies with zoning requirements.

Current licensing also requires applicable:

• General liability insurance
• Workers' compensation insurance
• Disability insurance
• Corporation, LLC, partnership, or sole-proprietor documentation
• Business address documentation

It helps to organize the company side before passing the exams instead of discovering afterward that the license has brought along a second exam called paperwork.

License Term and Renewal

The current Tower Crane Rigger license has a three-year term.

NYC currently lists a regular renewal fee of $50 and an additional $50 late fee when applicable.

Renewal currently requires a DOB-approved 8-hour Tower Crane Rigger course completed within one year before renewal, along with the required physical examination and substance-abuse compliance documentation.

Build Your Study Plan Around Real Crane Operations

1. Start with crane components. Know what each major tower-crane component does.
2. Learn erection and dismantling sequences. Understand why each step comes before the next.
3. Study NYC crane and derrick rules. Connect the rules to actual field conditions.
4. Practice rigging calculations. Work load weights, sling forces, angles, and capacity problems.
5. Study inspection requirements. Learn what should be checked before and during rigging operations.
6. Review material handling and temporary equipment. The exam reaches beyond the crane itself.
7. Practice closed book. The written examination does not allow reference materials.
8. Prepare separately for the practical. Real rigging knowledge needs real hands-on practice.

Prepare for the License, Not Just 75 Questions

A strong Tower Crane Rigger candidate should be able to look at a crane operation and understand how the structure, load, rigging, workers, sequence, and site conditions connect.

Study the mast, jibs, counterweights, climbing systems, anchors, pins, bolts, wire rope, rigging hardware, hoisting equipment, material handling, inspections, temporary construction equipment, and demolition safeguards.

Then practice explaining the job without the reference book. What needs to happen first? Which component carries the load? What should be inspected? What changes when sling angle changes? What happens when a mast is out of plumb? Who is responsible for the operation? What conditions should stop the work?

The current written test is closed book and fast moving, so build recall. The practical exam then checks whether the knowledge can survive outside a multiple-choice screen.

At the same time, prepare your five-year NYC experience history, 30-hour course certificate, supervisor verification, physical examination, substance-abuse documentation, earnings records, business paperwork, and insurance.

Start with the New York Tower Crane Rigger collection at 1ExamPrep to review current study and licensing resources.

For the technical reference library, review the New York Tower Crane Rigger Exam Book Package. It focuses on NYC administrative requirements, construction safeguards, hoisting equipment, cranes and derricks, material handling, licensed rigger responsibilities, and practical crane and rigging knowledge.

If you need help organizing the licensing paperwork, review 1ExamPrep application services.

For books, examination costs, licensing expenses, and related business costs, you can also review 1ExamPrep financing options.