DREDGER TSHD «ONEZHSKIY»

Ship Type: Twin screw, self-propelled trailing suction  hopper dredger dragging suction pipes equipped with hydro-scourers, bow thruster.

Designation:  Dredging job with carriage of ground in hold for unloading either by opening of 12 single bottom doors in row (six doors portside and six doors starboard side), or using self discharger (pumps) for deposition of pulp through the sludge line at the distance up to 400 meters with height of stack place up to 4 meters.

Owner: NSC «Northern Shipping Company.»

Allowed weather conditions:  wind force up to 5 Beaufort scale with max height of wave 1,75 meters (pitching) or 1,25 meters (rolling).


 

Year built —  1966
Builder —  Glasgow
Register class —  Dredger
Class    КМ µ L3 Dredger
Length overall —  82,07 m
Beam —  14,1 / 13,72 m
Depth —   5, 18 m
Max Draught at dredging work (Loaded) —   4,19 m
Light draft   —  bow —    1,77 m
—- “ ——    —  aft —    3.29 m
Deadweight —   1747 tn
Gross tonnage —   1944 rt
Net tonnage —     583 rt
Hopper capacity (full loaded) —   1180 cbm
Hopper capacity (overflow up to low level) —     785 cbm
Suction pipe diameter —     560 mm
Discharge pipeline —     560 mm
Dredging pump (number and ouput, h.p./kw) —   2 x 350/255
Dredging capacity (max) * —  1000 cbm per hour *
Pumping capacity for deposition of pulp through the sludge line ** —  700 cbm per hour **
Max Dredging depth —  15 m
Min Dredging depth —  5,5 m
Min required Length of dredging area —  500 m
Min required area for one hundred eighty degrees turn —  140 m
Speed loaded —  10,2 knots
Speed in ballast —  11,6 knots
Main engines —  КССМ6 «Миррлеес»
Number x output
—  2 х 1510 / 1111
Recommended Oil —  MDO Dist DMB (ISO 8217/1996)
Fuel consumption (daily)-          Sailing-          Dredging-          Deposition through the sludge line-          Stoppage during dredging job-          Idle staying — 8,5 tn- 8,0 tn- 7,0 tn- 1,9 tn-  0,99 tn
Bunker capacity —  210 tn
Fresh water capacity —  118 tn
Bow thruster —  350 h.p.
Crew —  26 persons
Remarks :*   Dredging capacity depends on type of soil to be dredged.** Pumping capacity for deposition of pulp through the sludge line depends on length of line as well as of height of stack place.