Crane Safety

1293 Airport RoadBeaver, WV 25813

Phone: (304) 253-8674Fax: (304) 253-7758

E-mail: hazmat@iuoeiettc.org

Crane Safety

Vincent J. Giblin, General President

1926.550 Cranes and Derricks

b. Crawler, Locomotive and Truck Cranes

c. Hammerhead Tower Cranes

d. Overhead and Gantry

e. Derricks

f. Floating Cranes

g. Suspended Personnel Platforms

1926.551 HELICOPTORS

1926.552 HOISTS AND ELEVATORS

1926.553 BASE-MOUNTED AND DRUM HOISTS

1926.554 OVERHEAD HOISTS

1926.555 CONVEYORS

1926.556 AERIAL LIFTS

Must comply with the manufacturer’s specifications or have engineers determination

No attachments exceeding limitations

All ratings, capacities, warnings and instructions posted on equipment

All information visible to operator

ANSI hand signals posted on site

Competent person for inspections

Documented through annual inspections

Wire rope inspection criteria

Guarding of moving parts

Swing radius barricaded

Monitor exhaust in enclosed spaces

Windows - safety glass with no distortion

Safe access to cab

Fire extinguisher - minimum 5BC

Powerline clearance 10 ft. minimum

Manufacturers approval for modifications

Employees clear of suspended loads

Must comply with ANSI B30.5 (except 5-2.1.5)

Must comply with PCSA #2 (Hydraulic)

Powerline contact

Swing radius crushing

Structural failure

Rigging failure

Tipover

Improper setup Inadequate outrigger cribbing

Unstable ground (Utilities, uncompacted soil, etc.)

Unlevel crane (Reduction in capacities upto 50%)

Inspection failure - damaged components

Overload Mechanical failure

Hydraulic failure

Impact loading

Side loading

Wind

Minimum clearance 10 ft. up 50kV plus 0.4 inches for each 1kV over 50 kV.

In transit with no load4 ft. - upto 50kV

10 ft - 50kv to 345kV

16 ft - upto 750kV

When the crane moves to within the booms length a designated signal person is

required !

Prohibited Zone Upto 50 kV 10 ft.

50 to 200 kV 15 ft.

200 to 350 kV 20 ft.

350 to 500 kV 25 ft.

500 to 750 kV 35 ft.

750 to 1000 kV 45 ft.

Running Rope (Removal)Running Rope (Removal) 6 broken wires (random) in 1 lay6 broken wires (random) in 1 lay 3 broken wires 1 strand 1 lay3 broken wires 1 strand 1 lay Wear equal to 1/3 original diameter of Wear equal to 1/3 original diameter of

outside wiresoutside wires Kinking, crushing, bird caging, Kinking, crushing, bird caging,

corrosion, etc. corrosion, etc. Heat damage (any source)Heat damage (any source)

Reduction in rope diameter Reduction in rope diameter (removal)(removal)

1/64 for rope upto 5/161/64 for rope upto 5/16 1/32 for rope upto 1/21/32 for rope upto 1/2 3/64 for rope upto 3/43/64 for rope upto 3/4 1/16 for rope upto 7/8 to 1 1/81/16 for rope upto 7/8 to 1 1/8 3/32 for rope upto 1 1/4 to 1 1/23/32 for rope upto 1 1/4 to 1 1/2

Standing RopeStanding Rope More than 2 broken wires in one lay More than 2 broken wires in one lay

(beyond end connections)(beyond end connections) More than 1 at the end connectionMore than 1 at the end connection

Crane within 1% of level

Crane capacity reduced by 50%

Live boom machines prohibited

Boom angle indicator required

Anti two block device required

Controlled load lowering required (Free fall is prohibited)

Trial lift required

Loaded to anticipated weight

From ground to each anticipated location

Repeated after each move

Proof test required At each jobsite, test platform to 125% of rated capacity -ANSI 200%

Hold suspended for 5 minutes

Pre-lift meeting required

Operator, signalperson, personnel to be lifted and supervision

Winds shall not exceed 15 mph (ANSI)

Taglines shall be used

Operator must remain at controls at all times, when platform is occupied

1000

500

lbs.

.

500

lbs.

.

1000 lbs..

1000300 300

1000

450 450

718 lbs..718 l

bs..

1000

600 600

575 lbs..575

lbs.

.

Shackle use• Use only the proper pin, never replace with

a bolt.• Never use a screw pin shackle if the

pin can roll under load.

One lay

Wire rope

Mechanical splice

END•This publication was made possible by grant numbers 5 U45 ES06182-13 AND 5 U45 ES09763-13 from the National Institute of Environmental Health Sciences (NIEHS), NIH. Its contents are solely the responsibility of the authors and do not necessarily represent the official views of the NIEHS, NIH.