What are outriggers - Study guides, Class notes & Summaries

When working on rubber, cranes are rated at what percentage of tipping: a) 70% b) 75% c) 80% d) 85% - 75% When a crane is working "on outriggers" the only time they should be less than fully extended is when: a) working alongside the highway and cannot block a lane b) you are handling light loads c) the main boom is being lifted d) there is a load chart for this operation - there is a load chart for this operation A truck crane set up with the outriggers extended and set, and tires t...

When working on rubber, cranes are rated at what percentage of tipping: a) 70% b) 75% c) 80% d) 85% Correct Answer: 75% When a crane is working "on outriggers" the only time they should be less than fully extended is when: a) working alongside the highway and cannot block a lane b) you are handling light loads c) the main boom is being lifted d) there is a load chart for this operation Correct Answer: there is a load chart for this operation A truck crane set up with the outrigge...

NCCCO PT EXAM QUESTIONS AND ANSWERS LATEST 2024/2025 (100% Correct) Which if the following will indicates intemal damage or ultimately core failure in rotationresistant rope? (A) Strand bird caging (B) Dianeter reduction (C) Excessive lubrication (D) Kinking correct answers (B) Dianeter reduction When a jib is erected from the stowed position and not used, how will its effective weight change? (A) It decreases (B) It increases (C) It will tip the crane (D) It stays the same correct answers...

A frequent inspection is: - ANSWER Daily to monthly 1. What action does a signal person intend the operator to perform if he extends his arm at shoulder height, makes a fist with his hand, and sticks his/her thumb up? - ANSWER Boom Up (Appendix A to Subpart CC of Part 1926--Standard Hand Signals) 2. When hoisting personnel, within what percentage of level must a telescopic boom crane be in order for the gross ratings in the load chart to remain valid? - ANSWER 1% (1926.1431(c)(1) The ...

The term "Superstructure or Upper works" refers to the area of the crane: Above the swing circle A crane must be level within _______% for the load chart ratings to be valid? 1% On what principle is crane stability based? Leverage What would be the effect of moving the tipping axis closer to the cranes center of gravity? Reduced stability Which of the following matches the appropriate load chart to a particular crane? Serial number A durable rating chart with legi...

NCCCO TOWER CRANE EXAM ACTUAL EXAM WITH CORRECT( DETAILED ANSWERS ) (VERIFIED ANSWERS) GRADED A When tower crane is erected/dismantled, written instructions must be - ANSWER-On site Tower crane erection/dismantling shall be performed under direct supervision of the - ANSWER-Designated person What is the minimum clearance from obstruction when the tower crane freely rotates 360•? - ANSWER-6 ft 6 in A crane is operating with a long boom, on outriggers, on uneven ground. Under the...

OSHA 30 CONSTRUCTION FINAL EXAM 1. OSHA requires training to be provided within one year of when a safety and health program is first established A. True B. False (correct answer) The minimum safe distance for equipment operating in proximity to energized power lines that contain up to 50,000 volts is A. 25 feet B. 5 feet C. 10 feet (correct answer) D. 50 feet The GFCI fits into the standard electrical outlet box to protect ground faults. A. Disposable B. Receptacle (...

What is the purpose of the boom length indicator? Indicates the extended length of the boom. When using a telescopic boom crane equipped with an anti two-block device, which hydraulic functions are disabled when the device is activated? Hoist, extend the boom, boom down When making lifts on outriggers, the maximum ground-bearing pressure occurs when the load is over A corner An erected telescopic boom extension becomes a capacity reduction when it is Not used to make the lift ...

What is the purpose of placing mats or cribbing under or cribbing under outrigger floats? - Distribute the force over a larger area. Where is the best location for leveling a crane? - Upperworks. (A revolving frame of equipment on which operating machinery are mounted along operator's can) Before leveling a mobile crane on outriggers, an operator should ensure: - There is no weight of the crane bearing on any tires. Operating a mobile crane with a long boom, on uneven ground, what support...

POAT Midterm Exam Questions and Answers 100% Pass what are the symptoms of nerve irritation of an ill fitted orthotic - Answer- numbness tingling burning motor changes pain what are the symptoms of vascular irritation of an ill fitted orthotic - Answer- change in color (deep red, blue, blanched) temperature changes swelling burning throbbing how might you modify an orthotic that is causing nerve/vascular irritation symptoms - Answer- extra padding flaring the orthotic's edge use...