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New Capabilities for Marine UXO Detection, Classification and Information Management: Case Studies from the U.S. Military Munitions Response Program UXO Surveys Seminar The Hydrographic Society UK June 2015

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Page 1: New Capabilities for Marine UXO Detection, Classification ... · New Capabilities for Marine UXO Detection, Classification and Information Management: Case Studies from the U.S. Military

New Capabilities for Marine UXO Detection, Classification and Information Management: Case Studies from the U.S. Military Munitions

Response Program

UXO Surveys Seminar The Hydrographic Society UK

June 2015

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Introduction

New capabilities for marine UXO detection, classification and information management: case studies from the U.S.

Military Munitions Response Program

■ Jack Foley, PhD, HDR, Inc., Boston, MA (USA) ■ Greg Schultz, PhD, WRT, Inc., Hanover, NH (USA)

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New capabilities for marine UXO detection, classification and information management

Agenda ■ US-DOD Munitions Technology Program ■ Integrated Technology Suite ■ Project Examples; Port of Seattle and Eglin Air Force Base

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DOD’s UXO Technology Program SERDP – Strategic Environmental Research and Development Program

• DoD’s environmental technology development program

• Established by Congress in 1990 • Address DoD environmental

issues • Integrated program, involves

multiple agencies

ESTCP – Environmental Security Test and Certification Program

• Established in 1995: promote transfer of innovative technologies

• Extensive , rigorous demonstrations paid by ESTCP

• Overcome barriers of innovative technologies

Topic Areas Energy and Water

Energy efficiency, renewables, conservation

Environmental Restoration Contaminants in soil, sediments, and water

Conservation and Climate Change Understanding and defining impacts

Weapons Systems and Platforms Waste and emissions during lifecycle

Munitions Response UXO detection, classification, and remediation on land and in waters

SERDP and ESTCP have spent ~$400M on UXO technology

development and certification

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DOD Guidance Document for Underwater UXO

Underwater UXO Guidance Document • Prepared for the US

Air Force through US Army Corps contract

• Provides guidance on technology selection and operational methodology for underwater UXO sites.

• Completed September 2014

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UXO Site : Eglin Air Force Base

Military Training Facility ■ Aerial bombing range ■ Choctawhatchee Bay near Fort

Walton Beach, FL

Eglin AFB, Florida

Programmatic ■ Part of Air Force MMRP ■ Managed by USACE – Omaha

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UXO Site: Port of Seattle

Aerial Photo of Terminal 91; 1945 WWII Naval Supply Depot ■ Bulk fuels ■ Materials storage ■ Marine terminal

Seattle, Washington, USA

Transition ■ Property to GSA 1967 ■ Port of Seattle acquired in 1976 ■ Declared a FUD site in 1995 ■ Cruise ships begin utilizing Terminal 91 in 2009

Cruise Ships “Amsterdam” and “Star Princess”

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Seattle: Initial Munitions Discovery ■ Port of Seattle dive team performs

routine inspections in and around Terminals 90 and 91

■ Several military munitions discovered, mainly Discarded Military Munitions (DMM)

■ Navy and Army EOD emergency responses are conducted

2 - MK 3 Mod 1, 40mm, Projectile (DMM)

1 - MK 23 series AA Warhead (DMM)

3 - 5” drill rounds (MD)

1 – 5” casing (MD)

1 – 3” casing (MD)

1 - 5” MK5 .38cal shell casing (DMM)

1 - 5” MK 35 MOD 6 – AA Round (DMM)

1 - 5’ MK 15 – Armor Piercing (DMM) 1 - MK 29 MOD 2 3’ Armor Piercing Round (DMM)

1 - Mechanical Time Fuze MK 18 (MD)

1 - 20mm casing (MD)

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MultiBeam Sonar

Pier 90

Pier 91

Multibeam Bathymetry • Provide high resolution seafloor bathymetry • Accurate base map for follow-on registration • Analogous to LiDAR

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Side Scan Sonar Pier 91

Sidescan Sonar • Defines surface features • Port of Seattle example

showing pier structure and bottom debris at water depth to 75 ft.

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Stationary Scanning Sonar

■ Higher resolution than SSS ■ System sits 1.2 m off seafloor ■ High fidelity images to 15 meters ■ Purpose is surface target detection

15 m

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HDR MarineMag ■ High productivity, high resolution marine

geophysical mapping to 25m water depth ■ Experience on multiple sites, covering over

1500 hectares ■ Over 12 hectares covered per day (over 20 with

shallow system) ■ Equipped with five magnetometers, digital

compass, sonar altimeters ■ Dual GPS receivers and cable & angle

measurement system: 10-15 cm accuracy ■ Bottom-following wing maintains set offset –

typically 1 - 2 meters

HDR MarineMAG Surveys

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MAG Readings SSS

Targets

Current Track

Wing Location

Bathymetry

Boat Data

Wing Data

System Info

Positional Data

Speed

MarineMag Operational Control ■ Automated data acquisition ■ Full pilot guidance ■ Auto control of wing altitude

HDR Marine Mapping Technology

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Marine Geophysical System Performance Verification

Item

Seed Item Description

1 Simulate 6" Projectile 2 Simulate 3" Projectile 3 Simulate 40mm Projectile 4 Simulate 5" Projectile 5 Simulate 20mm Projectile 6 Simulate 5" Cartridge Casing 7 Large ISO 8 Simulate 6" Projectile 9 Simulate Multi 4" Projectile

10 Simulate 3" Projectile

1

2

3

4

5

6

7

8

9

10

Calibration Items

Process developed by ESTCP

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MarineMag Positional Accuracy Results

Easting Error (m)

■ Data from 46 consecutive IVS passes

■ Mean error: 14.1 cm ■ Median error: 12.7 cm ■ 95% confidence: 16.2 cm

HDR Marine Mag Mapping Technology N

orth

ing

Erro

r (m

)

Calibration Targets 1. Rebar 2. 4” Pipe 3. 6” Pipe 4. 3” Pipe 5. 2” Pipe 6. 4” Pipe 7. 6” Pipe 8. 3” Pipe 9. 2” Pipe

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Bottom-Following Capability ■ Wing of total field

magnetometers ■ Deployed 1-2 meters above sea

bottom ■ Surveys completed to water

depths to 25 meters ■ Bottom offset routinely

maintained throughout survey

HDR Marine Mag Mapping Technology

Wing Depth

Sea Bottom

Typical Wing Bottom-Following Performance

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Shallow Marine UXO Survey System

Shallow Marine ■ Depths as shallow as

50 cm ■ Wide range of survey

vessels ■ High productivity,

low noise data

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HDR Marine Mag Mapping Technology

■ 3,000 acre geophysical survey complete

■ Full Integration and analysis of acoustic and geophysical data

■ ROV and diver ground-truth activity completed

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ROV-Based UXO Assessment

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Marine UXO Characterization ROV Assessment Technology

■ Visual assessment of sea-bottom ■ Acoustic / geophysical target review ■ Diver Surface Clearance QC

UXO Applications ■ Seabotix LBV-300’s ■ RGB and BW Cameras ■ Tritech Gemini Multibeam

Sonar ■ Tritech Scanning Sonar ■ Tritech Micron USBL ■ Altimeter ■ Length Reference Laser

ROV Technology

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UXO Clearance: QC Results

ROV-Based UXO Assessment

■ Acoustic mapping ■ ROV assessment ■ UXO divers ■ Detailed ROV QC

Integrated Process

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Integration of UXO Tools on ROV Platforms

Sensors ■ Metal detectors ■ Magnetic sensor arrays ■ Advanced EM arrays

Devices ■ Blowers ■ Vacuums ■ Grabbers

Integration ■ Acoustic positioning ■ Realtime data collection ■ Realtime map integration ■ Data integrated into GIS

ROV-Based UXO Assessment

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Seattle Project Summary

■ Clearance completed; Discarded military munitions removed ■ Risk mitigated and Time Critical Removal Action complete ■ Cruise season started on time – no cruises were affected

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Eglin Project Summary Eglin Project Summary

■ Site munitions distribution models established ■ Comprehensive Site Evaluation (Phase II)

completed ■ Designation of sites for follow-on actions ongoing

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Underwater UXO Classification

• Marine sites provide financial motivation to transition proven success for terrestrial sites

• Transition to smaller configurable sensors • EMPACT has emerged as the best form-factor

Over 5000 targets in area of known UXO

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Advanced EMI Instrument Components

3-Axis Receiver Cubes (7)

Transmitter Coils (3) X, Y and Z

Schematic diagram: receiver layout

GPS Mount

Munitions Classification: Field System Components

HDR was the first company to purchase a Metal Mapper, and has extensive experience with

the custom system HDR3D

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• A fit coefficient > 0.90 is a high probability match

• Dashed lines- Library item • Solid lines- target

Question: What if an anomaly is a UXO but that munitions type is NOT in the library?

Answer: Make SURE each target with LOW matching coefficients has NO response characteristics similar to UXO

Munitions Classification: Data Analysis and Processing

Curve Matching with the Fingerprint Library

1. Data Acquisition 2. Feature estimation 3. Classification

How Classification Works

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UXO Geophysical Target Classification

Munitions Classification

• Proven capability eliminates unnecessary intrusive work that accounts for ~80% of remediation costs

• HDR field systems recognized as best-performing technology

• Exceptional qualifications proving and quantifying classification capability

Standard Approach HDR-MetalMapper Currently bidding Fixed-Priced tender with 50,000 targets requiring

classification at 75% success rate

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Advanced Classification

0 0 0

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MMRP: Geophysical Target Classification

Munitions Classification • Documented success • New sensors are available • Deployment techniques

for required positional accuracy now available

• Advanced processing and analysis now available

Verified UXO

Separation of target features supports UXO discrimination

Verified Non-UXO

Standard Approach HDR-MetalMapper

Currently bidding Fixed-Priced tender with 50,000 targets requiring classification at 75% success rate

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USBL

Multi-sensor Frequency-Domain Array (MFDA)

65 cm

UXO Classification ROV Deployment of Advanced EMI

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EMPACT • Marinized system • Seven transmit coils • Five 3-axis receiver cubes • Dimensions: • Proven dynamic and cued

classification • Utilizes mature processing and

analysis software

UXO Classification ROV Deployment of Advanced EMI

• Ongoing certification projects • Demonstrated maturity of sensors, processing and

analysis capabilities for delivery to marine sites • Working to integrate with mature ROV, positioning

and logistical capability

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New Capabilities for Marine UXO Detection, Classification and Information Management: Case Studies from the U.S. Military Munitions Response Program

Summary US agencies have systematically developed process and procedures for developing and evaluating UXO technologies

• Validation programs • Technology education and awareness programs • Formal guidance and requirements documents

Relevant UXO technology developed via US DOD R&D • Underwater platforms for detection using total field MAGS • Advanced data modeling and information management • ROV-based target classification

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Questions & Answers Thank you

New Capabilities for Marine UXO Detection, Classification an Information Management: Case Studies from the

U.S. Military Munitions Response Program

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BACKUP SLIDES

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Advanced Information Management to Facilitate Munitions Classification

UXO Projects: Information Challenges

• Advanced geophysics involves several information challenges: MarineMag via various platforms Marine Acoustic surveys ROV deployments

• Meeting past challenges resulted in development & integration of several tools for advanced information management

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Advanced Information Management to Facilitate Munitions Classification

Oracle dBase Schema for DGM project

HDR’s GDC: Geophysical Data Center

• DGC tools manage all project data in a comprehensive dBase

• Streamlines GIS integration • Supports automated reports • Integrated with the DAS to

capture up-stream info

This example shows tables connected to Target List

management

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DGM Process (Simplified)

GDC implements a defined workflow into a documented procedure

Advanced Information Management to Facilitate Munitions Classification

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Site Layout and IVS

Lifecycle Information Management

GDC Workflow Quality, efficiency, robust information

management

Acoustic and DGM data Management

Data Processing & Analysis

Target Interrogation

Diver Activities

Map and Report products

Advanced Information Management to Facilitate Integrated UXO Activities

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Advanced Information Management to Facilitate Integrated UXO Activities

(1) Project planning and site suitability for sensor platforms

(2) Instrument verification to validate system performance

(3) Geo-registration and analysis of acoustic datasets

(4) HDR MarineMag data collection and dissemination

(5) In-field QC of collected data (6) Production of daily QC reports (7) Tracking anomalies requiring re-

interrogation (8) Off-site anomaly classification (9) QC target selection (10) Intrusive groundtruth collection (11) Data and information presentation for

review and reporting

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HDR Geophysical Data Processing

MarineMag Processing

Extends and expands standard processing capabilities

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Marine Geophysical Data Eglin AFB Example

Typical magnetic data from Eglin AFB Approximately 30 acres – collected in one day

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MultiBeam Sonar

Pier 91

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MultiBeam Sonar

■ Purpose Provide high resolution

seafloor bathymetry Accurate basemap for follow-

on registration ■ Technology

Kongsberg EM3002 Mounted ship’s hull, 130

degree coverage Integrated with GPS/attitude

sensor for precise location Phased array receiver collects

multiple across-track beams simultaneously

(~300 kHz) 1 cm depth resolution ~5 cm X,Y resolution

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■ Purpose Characterize sediment

conditions Determine depth capable of

supporting MEC/DMM ■ Technology

EdgeTech SB-0512i FM Chirp Waveform Frequency: 500 Hz and 12

kHz Vertical Resolution: 8 to 20

cm Penetration: 20 m to 200 m

depending on bottom type Beamwidth: 16-32 degrees

Sub-Bottom Profiler

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Side Scan Sonar

■ Purpose Identify surface targets Object avoidance during other

response actions Situational awareness for

divers ■ Technology

EdgeTech 4200 Across-track resolution 1.5 cm

at 600 kHz Collects ~100m data along

both sides of towfish

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HeliMag: Advanced Analysis • Target-specific discrimination based on target

signature analysis • Specific targets of interest (11.5 lb bomb) identified

within the full target data set

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Advanced Magnetic Dipole Modeling MarineMag Data Model Data

4.2” Rocket

Residual Signature: Data – Model

“Perfect Fit”

Dipole Modeling • Auto detection

• Anomaly parameters: XY, depth, moment, azimuth, inclination, remanent magnetization

• Analysis performed in UXOLab and HDR.Net software

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ROV Example – Debris

10 cm

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Integrated Technical Approach ■ Reconnaissance Methods ■ Acoustics

MultiBeam Sonar Side Scan Sonar Stationary Scanning Sonar

■ ROV Applications Target Investigation Visual Search

■ Digital Geophysical Mapping Magnetics via HDR

MarineMag EM via HDR ROVs

■ Surface Clearance via Dive Teams

■ ROV Quality Control

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ROV Operations Center

ROV Video

GIS Track Integration Imaging

Sonar

Operator Database

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HDR’s Helicopter Detection System HDR HeliMag

• Robust integrated system High-sensitivity

magnetometers Precision positioning /

orientation sensors I High-speed data

acquisition technology • Proven detection capability • Extensive experience

More than 100K acres Over 2 dozen facilities

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MMRP: HeliMag Technology Background

Magnetometer Data from Test Plot

Magnetics technology ideal for munitions detection: • High detection rates • Passive instruments • COTS sensors • Centimeter-level positioning accuracy • Automated data modeling for target

characterization (X,Y,Z, and size)

Helicopter Magnetometer Survey MAG Detection Capabilities

Mun

ition

s Di

amet

er (m

m)

UXO Detection Example: 155 mm projectile

detected to 6.5 m AGL

Altitude (m)

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HDR HeliMag: Marine Example

Objective: • UXO target detection in complex

marsh environment

Camp Lejeune, NC

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Yekau Lake, Alberta

Objective: Lake survey for UXO

target detection

HDR HeliMag: Marine Example

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Toussaint River; Wide Area Assessment

Objective: Offshore UXO target

detection and density estimation

HDR HeliMag: Marine Example

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Wellers Bay, Ontario Objective: Offshore survey for

UXO target detection

HDR HeliMag: Marine Example