RENA Site Presentation

7 September 2015

Captain Roger C King, TMC

Aground on Astrolabe (Otaiti) Reef

(5 October, 2011)

Emergency Response: Removal of Oil

(9 October, 2011)

Emergency Response: Salvage of Cargoes

(15 November 2011)

Salvage of Cargo and Aft Section’s Sinking

(December 2012 – January 2013)

Vessel Breaks in Two, Stern Sinks

(January 2012)

ADUS Survey #1: Aft Section Sunk on Reef’s Edge

(March 2012)

ADUS Survey #1: Aft Section Sunk on Reef’s Edge

(March 2012)

Reduction of Bow Commences

(July 2012)

Reduction of Bow Continues by Chopper Barge & Crane

(July 2012)

Bow Reduction – access issues

(July 2012)

Reduction of Bow Continues to LAT -1 (Later LAT -3)

(2012 – 2013)

Targeted Cargo Recovery Commences

High Density Polyethylene (HDPE) Beads (2012-2013)

Targeted Cargo Recovery Continues

High Density Polyethylene (HDPE) Beads (2012-2013)

Onshore Debris Management Plan Activated - Beads Lost From Cargo Hold 4 During Storm

(April 2013)

Removal of the Accommodation - Planning

(June 2013)

Removal of the Accommodation - Execution

(March 2014)

ADUS #2: Post Tropical Revolving Storm Lusi

(March 2014)

ADUS #2: Post Tropical Revolving Storm Lusi

(March 2014)

3-Stage Industrial Clean-Up Operation Preparation

(April 2014 – February 2015)

3-Stage Industrial Clean-Up Operation Planning

(April 2014 – February 2015)

Industrial Clean-Up Operation Begins

(April 2014 – February 2015)

Industrial Clean-Up Operation results

(April 2014 – February 2015)

2014 – Buoy #1 (West) 2015 – Buoy #1 (West)

Main Debris Field: 2014 – Buoy #2

Main Debris Field: 2015 – Buoy #2

Final Oil Clearance Operation: Pocketed Residual Oil

(Feb 2015)

• Response to seepage

during debris recovery

• Penetration diving to

47 metres in degraded

Engine Room

• 992 litres mixed oil

recovered

• Seepage ceased after

operation

ADUS #3: Post TRS Pam

(March 2015)

ADUS State of the Wreck

(2011-2015)

Targeted Cargo Recovery: Copper Clove

Wreck site grid overlay

Targeted Cargo Recovery: Copper Clove

Targeted Cargo Recovery: Copper Clove

Targeted Cargo Recovery: Copper Clove and the Effect of Total Sediment Removal

Wreck Reduction Summary

(September 2015)

Container Recovery Summary

(September 2015)

Cargo and Container Debris Recovery Summary

(September 2015)

Rena Wreck Debris Removal

Cargo and Container Debris Removed from the Wreck Site (excluding

copper sediment)

Resolve 2013 - 2015 3,437 tonnes

NZDS 2015 84 tonnes

3,521 tonnes

Copper Summary

Resolve 2014 - 2015 0.87 tonnes from 3.36 tonnes of sediment

NZDS 2015 0.85 tonnes from 11.1 tonnes of sediment

NZDS 2015 41.82 tonnes of sediment to be processed

Container Recovery Summary

(September 2015)

• No intact containers in wreck or debris field

• No flotsam at wreck site

• Cargo from Holds 1, 2, 3, 4, 5(forward) and 7 has been salvaged

and/or cleared as debris.

• Unaccounted for Containers in Hold 5 (aft) hold: Metallurgical

coke, furniture, bulk stockfeed, scrap steel, pulp and ferro silicon

• Unaccounted for Containers in Hold 6 hold: MDF board, empty

containers, milk powder, copper clove and personal effects

State of the Wreck: Video Update, August 2015

Dive Video #1: Port Side of the Stern

Dive Video #10: Western Part of Bow Section and Reef

Dive Video #3: Double Bottom

Dive Video #7: Bow section Southern Side

Dive Video #8: Southern Reef Ridge

BOPRC Dive Safety Video

Virtual Navigation Aid

Electronic “Lighthouses” on the 7 Significant Bay Reefs.

ADUS #3: Astrolabe Reef Area (to 75m Contour)

Site Survey

(September 2015)

Aft Section

(Darryl Torckler July 2015)

(Darryl Torckler July 2015)

Aft Section

(Darryl Torckler July 2015)

Aft Section at 34 Metres

(Darryl Torckler July 2015)