NCCCO TELESCOPIC BOOM CRANE - FIXED CAB
(TSS) UPDATED ACTUAL Exam Question and
Answer (2026/2027) | 100% Verified Answers
• boom . CORRECT ANSWER: 26 ft. To 68 ft. (7.93m to 20.73m), inverted-T
cross section, 3-section telescoping type, extended and retracted crowd system.
Maximum tip height 79ft. (24.09m)
• Boom point . CORRECT ANSWER: Two high-density nylon sheaves mounted
on heavy duty roller besrings. Two removeable pin-type rope gaurds.
• Hoist . CORRECT ANSWER: Maximum theoretical line speed 247 fpm (75.29
mpm) maximum theoretical bottom-layer line pull 12,000lbs (5,443kg) two speed
planetary reducer. Spring-applied pressure released internal brake.
• Wire rope . CORRECT ANSWER: 260ft (79.25m) of 9/16 in. (14.29mm)
diameter 6 x 25 EIPS IWRC.
• Boom Elevation . CORRECT ANSWER: Double acting hydraulic cylinder.
Working range from 13° below horizontal to 80° above.
• Swing system . CORRECT ANSWER: Externally mounted, double-reduction
planetary driven by hydraulic motor. Maximum theoretical swing speed 180 rpm.
Wet multi-disc internal brake is spring applied, pressure released. Oversized
diameter ball bearing swing circle with external gear. 372° non-continuous
rotation.
• Outriggers . CORRECT ANSWER: 20 ft. 10in (7.13m) extended. A-frame link
type. Operated independently for precise leveling. Equipped with double-acting
hydraulic cylinders. 16in x 20in (406mm x 508mm) pivoting pads. 8.5in (215.9
mm) maximum rise
• A-frame stabilizers . CORRECT ANSWER: 8 ft. (2.44mm) retracted; 10ft
(3.05m) extended. Operated independently for precise leveling. Double-acting
hydraulic cylinders. 8in x 11in (203mm x 27m) fixed pads. 9in (229mm)
maximum rise
• Subframe . CORRECT ANSWER: Torsional resistant, rigid 4-plate design.
Mounted under crane full length of truck frame.
(TSS) UPDATED ACTUAL Exam Question and
Answer (2026/2027) | 100% Verified Answers
• boom . CORRECT ANSWER: 26 ft. To 68 ft. (7.93m to 20.73m), inverted-T
cross section, 3-section telescoping type, extended and retracted crowd system.
Maximum tip height 79ft. (24.09m)
• Boom point . CORRECT ANSWER: Two high-density nylon sheaves mounted
on heavy duty roller besrings. Two removeable pin-type rope gaurds.
• Hoist . CORRECT ANSWER: Maximum theoretical line speed 247 fpm (75.29
mpm) maximum theoretical bottom-layer line pull 12,000lbs (5,443kg) two speed
planetary reducer. Spring-applied pressure released internal brake.
• Wire rope . CORRECT ANSWER: 260ft (79.25m) of 9/16 in. (14.29mm)
diameter 6 x 25 EIPS IWRC.
• Boom Elevation . CORRECT ANSWER: Double acting hydraulic cylinder.
Working range from 13° below horizontal to 80° above.
• Swing system . CORRECT ANSWER: Externally mounted, double-reduction
planetary driven by hydraulic motor. Maximum theoretical swing speed 180 rpm.
Wet multi-disc internal brake is spring applied, pressure released. Oversized
diameter ball bearing swing circle with external gear. 372° non-continuous
rotation.
• Outriggers . CORRECT ANSWER: 20 ft. 10in (7.13m) extended. A-frame link
type. Operated independently for precise leveling. Equipped with double-acting
hydraulic cylinders. 16in x 20in (406mm x 508mm) pivoting pads. 8.5in (215.9
mm) maximum rise
• A-frame stabilizers . CORRECT ANSWER: 8 ft. (2.44mm) retracted; 10ft
(3.05m) extended. Operated independently for precise leveling. Double-acting
hydraulic cylinders. 8in x 11in (203mm x 27m) fixed pads. 9in (229mm)
maximum rise
• Subframe . CORRECT ANSWER: Torsional resistant, rigid 4-plate design.
Mounted under crane full length of truck frame.
