TT1224 - Turntable Round Buoy 12.5m Diameter with 2x 24 inc…

Towing, Mooring and Anchoring

Emergency Towing Arrangements

TT1224 - Turntable Round Buoy 12.5m Diameter with 2x 24 inch product piping

Product Description

The TT1224 Buoy allows for the loading / offloading of fluids such as stabilised crude and hydrocarbon fluids to and from of tankers with a wide range of sizes up to hawser loads indicated below. The buoy is equipped with 2x24 inch 300# piping system and a dual path product swivel., , The tanker is connected to the buoy via a hawser arrangement. The turntable is connected to the buoy body with a roller bearing. This allows the turntable and tanker to rotate freely around the geostationary central buoy body., , Additionally the TT1224 buoy can be equipped with a hawser load monitoring system and a hydraulic control system to operate subsea valves.

Product Ratings

General | Buoy Height: 4.8m | Diameter: 12.5m | No of compartments: 9 | Mooring Configuration: 6 x 1 leg | Mooring chain size: 76mm-95mm | Orientation: Portside loading | Design Temperature -5 to 80 degC | | Product | Liquid: Stabilized crude and refined hydrocarbon products (including sour service) | Capacity: 2x 7500 m3 / hour | Piping and Swivel: 2 x 24 Inch | Piping and valve class: ANSI Class 300 lbs | Design Pressure: 25 barg | Max Operating Pressure: 18 barg | Max Operating temp: 60degC | | Structure | Minimum Material Design temp: -5degC | Max buoy structure live deck load: 9kN/m2 (excl design wave load) | Max Hawser load 2500kN (single hawser) 4000kN (double hawser) | Max Horizontal Skirt load: 1000kN | Max Bollard load: 100kN | Boat landing energy : 5.3kJ (equiv to 30tonnes at 0.5m/s) | Anodes: Minimum 10 yrs | | Hydraulic Power System For operating 3 subsea valves | Maximum Operation pressure: 250 barg

Applicable Standards

NACE MR0175/ISO 15156 - Petroleum and natural gas industries - Materials for Use in H2S-containing Environments in Oil and Gas Production (part 1, 2 and 3), 2015
API RP505 - Recommended Practice for Classification of Locations for Electrical Installations at Petroleum Facilities Classified as Class I, Zone 0, Zone 1 and Zone 2., 2018
ASME B31.3 - Process Piping, 2016
ASME VIII - Rules for Construction of Pressure Vessels, 2017
IALA O-139 - Recommendations on the Markings of Man-made Offshore Structure, Edition 2, December 2013
OCIMF Single Point Mooring Maintenance and Operations Guide 2015

BWSB-G-800-PB-0090-001 Rev A Basis of Design - TT1224 Buoy