In accordance with Article 98 of Occupational Safety and Health Act, business owners using harmful and dangerous machines, etc. shall safety inspection to check if their safety performance meets inspection criteria. The system is aimed at prohibiting the harmful and dangerous machines, etc. that fail to take safety inspection or fail to pass in safety inspection test, and maintaining safety performance of such machines and preventing occupational disasters.
| Name of construction machinery | Crane |
|---|---|
| No. of construction machinery | Ulsan 07-6827 |
| Maker | LIEBEHERR |
| Type no. | LR11000 |
| Rated capacity | 1000TON |
| Manufacturing year | 2015 |
| No | Inspection category | Result |
|---|---|---|
| 1 | Common point | OK |
| 2 | Inspection of motor | OK |
| 3 | Inspection of the main body | OK |
| 4 | Inspection of operation room | OK |
| No | Inspection category | Result |
|---|---|---|
| 5 | Working device | OK |
| 6 | Safety device | OK |
| 7 | Protector | OK |
| 8 | Others | OK |
| Indicated defects | Severe defect (A) | Defect(B) (Action with three days ) |
Mild defect
(C) (Action within seven days ) |
Total (Unit: case ) |
|
|---|---|---|---|---|---|
| Take-out action | Suspension of use | ||||
| 0 | 0 | 0 | 0 | 0 | |
1Verification of inspection target
2Verification of driving track device
3Verification of driving track device
4Verification of lower frame and weight
5Verification of the bolts & nuts to fix turntable
6Verification of hydraulic device state
7Verification of outrigger state
8Verification of the rear side and counterweight state
9Verification of A-frame state
10Verification of A-frame state
11Verification of A-frame operation hydraulic cylinder
12Verification of A-frame operation hydraulic cylinder
13Verification of wire rope drum state
14Verification of wire rope specification (mm)
15Verification of wire rope winding state
16Verification of back sheave state
17Verification of boom state
18Verification of boom connection state
19Verification of hook block and sheave state
20Verification of hook and hook release device state
21Verification of the operation state of various meters
22Verification of the operation state of various meters
23Inspection of the operation state of various monitors
24Verification of double-walled steel plate
Good placement of certificate of equipment registration, insurance related documents, license, table of construction machinery specifications, certificate of business registration, risk assessment table, etc.
A work plan and a plan for handling heavy objects are required to be reviewed thoroughly before work.
It is required to perform special safety education for work and place the document of the education result.
TBM is requested to be made for harmful and dangerous factors before work.
It is required to comply with a maker’s manual at assembly and disassembly.
Over-winding protector
Overload protector
Emergency stop device
Inspection of oil leakage of hydraulic system line
Verification of any crack in main structure parts
The operation state, etc. of electric devices is required to be verified before work
The protectors attached to construction equipment always have the risk of disasters that may be caused by changes in use conditions, transformation, and careless use. It is required to whether each one functions well before work start regardless of a safety inspection cycle.
- Main protectors : clinometer, over-winding protector, emergency stop device, level meter, lining steel plate, limit switch, emergency stop device, etc.
Before work, it is required to verify the use criteria of handing tools, including wire rope and shackle.
It is required to prohibit workers’ access within an operating radius and to comply with signalling rules.
Submission of a report of results after the actions for nonconforming points are taken