The operator can refuse to handle loads until a qualified person has determined that safety has been assured.

The operator also has the authority to stop operation whenever there is a concern as to safety. The crane operator must obey a stop (or emergency stop) signal no matter who gives it.

It is the responsibility of the crane operator to cease crane operations whenever deficiencies are identified in an inspection, or when wind speeds or adverse weather conditions could affect the safe operation of the crane. ANSI’s Standard Hand Signals for Lifting shall be posted on the crane or in a nearby conspicuous location. The crane operator shall have available at all times, in the cab or the operators station of the crane, the operators manual, maintenance manual, load charts, and current annual inspection. Prior to operation, the crane must have all safety devices and operational aids installed and functioning properly as defined in the standard. 1408 which provides minimum clearance distances when working in proximity to power lines. For lines rated over 50kV, the clearance distance should be increased in accordance with Table A in. For electric transmission and distribution lines rated 50 kV or less, a minimum distance of 10 feet must be maintained from any part of the crane or its load unless the lines are de-energized and visibly grounded. If so, the contractor must meet the requirements set forth in. Prior to assembling the crane, the contractor must determine if any part of the equipment, load line, or load (including rigging and lifting accessories) can come closer than 20 feet to a power line. firm, drained, graded soils, sufficient to support the crane in conjunction with blocking or mats).Īssembly/Disassembly of a crane must be supervised by a person who is considered both a competent and qualified person. Ground conditions must meet the conditions identified in the standard prior to assembly / disassembly of the crane (i.e. Known underground hazards (such as steam lines, underground vaults, voids, tanks, utilities, underground building encumbrances, etc.) identified in drawings, documents, soil analyses, or otherwise known or recognized as potential hazards will be presented to the operator by Princeton University’s Civil Engineering group. Written information regarding the ground conditions of the area where the crane will be operated will be provided to the contractor responsible for the crane and its operations prior to the assembly of the crane. Proper permitting and notifications, if applicable, are the responsibility of the crane contractor. Cranes shall also be operated within the Federal Aviation Administration (FAA) guidelines. In addition, the crane shall be operated in accordance with all local, state, and federal guidelines. The crane operator shall be familiar with and shall follow manufacturer operating procedures in order to safely operate the crane.

Crane load radius