Oil spill diffusion prevention booms
OK Oil Fence
- Act on Prevention of Marine Pollution and Maritime Disaster Conforming product
- Ministry of Land, Infrastructure, Transport and Tourism Type- approved products
Outline
Prevent oil pollution in the marine environment
Lineups added 4 types of MLIT approved model
OK Oil Fence are available as a wide lineup of products including the Decree A types (OK-200M) and the Decree B types (OK-300L/OK-300M/OK-300AIR) which have received type-approval from the Japanese Ministry of Land, Infrastructure, Transport and Tourism, as well as products for emergency use and for permanent installation. They have good wave-following ability due to the utilization of round-shaped floats. The connection parts utilize fasteners and shackles that comply with the standards of the JIS Standards Association (F9900-2).
Main installation locations
Oil storage facilities including oil depots and oil terminals, harbors and coastlines adjacent to tankers and tanker mooring facilities, sites where oil spills have occurred due to accidents, etc.
Decree A type / B type
Connection method of OK Oil Fence
Standard / specification
| Product No. |
Float diameter |
Under the water surface （mm） |
Length （ｍ） |
Weight （kg/span） |
Package size L×W×H(cm) |
Connection method | Usage |
|---|---|---|---|---|---|---|---|
| OK-100-M | 100 | 200 | 20 | 22 | 55×70×40 | B | Short form・For urgency |
| OK-100S | 100 | 200 | 23 | 55×70×40 | B | ||
| OK-150 | 150 | 300 | 38 | 65×100×65 | B | ||
| OK-200M | 200 | 300 | 60 | 110×85×85 | F | Decree A | |
| OK-300M | 300 | 400 | 72 | 115×150×95 | F | Decree B | |
| Item produced by order | |||||||
| OK-300L | 300 | 400 | 20 | 82 | 125×120×95 | F | Decree B type |
| Inflatable type OK-300AIR | 300 | 400 | 70 | 70×120×30 | F | ||
| OK-400 | 400 | 500 | 150 | B | Permanent installation type | ||
| OK-450 | 450 | 700 | 200 | F | Conformed C | ||
| OK-600 | 600 | 800 | 240 | F | Conformed D | ||
- *Connection method:B=Bolts fixing method,F=Fastner fixing method
- *OK-100、OK-100S float size 50ｍｍ width×100ｍｍ height×550mm length
- * OK-300L has a protective belt on the side of the float as a measure to prevent the float from wearing.
- * Weight and packing dimensions are reference values.
- * Customized size and specification products are also available.
OK Oil Fence strength (Decree A type, B type)
| Type | Type No. | Product No. | Tensile strength (Main body cloth) | Tensile strength(Tension belt) | Measuring method | ||
|---|---|---|---|---|---|---|---|
| JIS standard value （N/cm） |
MDK control value （N/cm） |
JIS standard value （kN） |
MDK control value （kN） |
||||
| Decree A type |
No.P-622 | OK-200M | 294 | 450 (1350N/3cm) |
29.4/pc. 19.6/pc. |
50X1pc. | JIS F 9900-1 |
| Decree B type |
No.P-370 | OK-300L | |||||
| No.P-634 | OK-300AIR | 300 (900N/3cm) |
45X2pcs. | ||||
| NO.P-611 | OK-300M | 450 (1350N/3cm) |
50X1pc. | ||||
| No.P-612 | OK-300BT | 50X2pcs | |||||
Related products / construction methods
boom / disaster recovery / ocean / river