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Underwater Acoustics International

News

Underwater Structural Inspections

Scour & Undermining inspections
Concrete Spalling & Crack Detection
ROV HD Video Inspections
ROV DYE Release leak detection
(UT) Ultrasonic-thickness measurements

Scour & Undermining inspections

STRUCTURE: HYDRO DAM - DOWNSTREAM TOE

SONAR: HIGH-RES 360° SCANNING

Scour & Undermining inspections

STRUCTURE: HYDRO DAM - DOWNSTREAM CONCRETE APRON / TAILRACE

SONAR : 3D MULTIBEAM ECHOSOUNDER (MBES)

Scour & Undermining inspections

STRUCTURE: HYDRO DAM - UPSTREAM INTAKE AREA (River Bottom)

SONAR : SIDE SCAN & 3D MULTIBEAM ECHOSOUNDER (MBES) - (Combined Data)

Concrete Spalling & Crack Detection

STRUCTURE: HYDRO DAM - DOWNSTREAM TOE & WALL

SONAR : HIGH-RES 360° SCANNING

Concrete Spalling & Crack Detection

STRUCTURE: HYDROELECTRIC DAM - DOWNSTREAM TOE & WALL

SONAR : HIGH-RES 360° SCANNING

Concrete Spalling & Crack Detection

STRUCTURE: HYDROELECTRIC DAM - AFTERBAY

SONAR : HIGH-RES 360° SCANNING

ROV HD Video Inspections

STRUCTURE: HYDRO DAM - DOWNSTREAM TOE & WALL

SONAR/SENSOR: (FLS) FORWARD LOOKING, 360° SCANNING & HIGH-RES ROV VIDEO

ROV HD Video Inspections

STRUCTURE: HYDRO DAM - TRASH RACKS

SENSOR: HIGH-RES ROV VIDEO

ROV HD Video Inspections

STRUCTURE: HYDRO DAM - FISH PASSAGE TROUGH

SENSOR: HIGH-RES ROV VIDEO

ROV DYE Release leak detection

STRUCTURE: HYDRO DAM - TOE

TOOLING/SENSOR: LEAK DETECTION DYE-RELEASE PUMP & HIGH-RES ROV VIDEO

ROV DYE Release leak detection

STRUCTURE: HYDRO DAM - TOE

TOOLING/SENSOR: LEAK DETECTION DYE-RELEASE PUMP & HIGH-RES ROV VIDEO

(UT) Ultrasonic-thickness measurements

STRUCTURE: HYDRO DAM - SURGE TOWER (Steel)

TOOLING/SENSOR: (UT) ULTRA-SONIC THICKNESS GAUGE & HIGH-RES ROV VIDEO

(UT) Ultrasonic-thickness measurements

SEAMOR CHINOOK (ROV) - REMOTELY OPERATED VEHICLE

TOOLING/SENSOR: (UT) ULTRA-SONIC THICKNESS GAUGE & BRUSH SCRUBBER

Hydrographic Services

Penstocks & Tunnels

Flooded Inspection Services
Dewatered Inspection Services

Flooded Inspection Services

STRUCTURE: UAI TEST TUNNEL (FLOODED) - 5ft Diameter

SONAR: 3D MULTIBEAM (MBES) TUNNEL PROFILER

Flooded Inspection Services

STRUCTURE: Partially Flooded Box Culverts

SONAR: LiDAR & 3D (MBES) Tunnel Profiling Sonar

Flooded Inspection Services

STRUCTURE: HYDROELECTRIC TUNNEL (FLOODED) - (Rock, Steel & Concrete)- 28ft - 40ft Diameter

SONAR: 3D MULTIBEAM (MBES) TUNNEL PROFILER

Dewatered Inspection Services

STRUCTURE: HYDROELECTRIC TUNNEL (DEWATERED) - (Steel) 28ft Diameter

SENSOR: SLAMM BASED LiDAR MOBILE 3D MAPPING UNIT

Dewatered Inspection Services

STRUCTURE: HYDROELECTRIC TUNNEL (DEWATERED) - (Steel) 28ft Diameter

SENSOR: SLAMM BASED LiDAR MOBILE 3D MAPPING UNIT

Dewatered Inspection Services

STRUCTURE: HYDROELECTRIC TUNNEL (DEWATERED) - (Concrete) 40ft Diameter

SENSOR: SLAMM BASED LiDAR MOBILE 3D MAPPING UNIT

Intake Gates & Trash Racks

3D Laser Scanning & Lidar

3D Laser/LiDAR Services
Data Analysis

3D Laser/LiDAR Services

STRUCTURE: HYDRO DAM

SONAR: SLAMM BASED LiDAR MOBILE 3D MAPPING UNIT

3D Laser/LiDAR Services

STRUCTURE: HYDRO DAM

SONAR/SENSOR: 3D MULTIBEAM ECHOSOUNDER (MBES) & 3D LASER SCANNING UNIT

3D Laser/LiDAR Services

STRUCTURE: HYDRO DAM

SENSOR: 3D LASER SCANNING UNIT

Data Analysis

STRUCTURE: Partially Flooded Box Culverts

SENSOR: LiDAR & 3D (MBES) Tunnel Profiling Sonar

Data Analysis

STRUCTURE: Partially Flooded Box Culverts

SENSOR: LiDAR & 3D (MBES) Tunnel Profiling Sonar

Data Analysis

STRUCTURE: HYDRO DAM - DOWNSTREAM FACE

SENSOR: 3D LASER SCANNING UNIT

before
after

why uai

  • Leading-edge inspections using advanced remote sensing solutions in 2D and 3D.

  • Data collection above and below water to track and manage change over time.

  • Leveraging technology to minimize downtime and costs.

  • Comprehensive 360-degree view of the Dam Infrastructure, below and above water.

  • Safety first by placing technology at risk, not people.

  • Specializing in FERC Part 12D Inspections

Services

Underwater Structural Inspections

Hydrographic Services

Penstocks & Tunnels

Intake Gates & Trash Racks

3D Laser Scanning & Lidar

Measuring change

Technology

rov

usv

crawler

UAV

3d Laser scanner

sonars

rov

SEAMOR CHINOOK ROV

  • Depth Rating 300m (1000’)

  • Tether Length 600m (2000’)+

SENSORS :

  • HD Video

  • Forward Looking Sonar

  • 360 Scanning Sonar

  • 3D Tunnel Profiling Multibeam Sonar

  • Underwater GPS Tracking

  • Ultrasonic Thickness Gauge

rov

SAAB FALCON ROV

  • Depth Rating 300m (1000’)

  • Tether Length 3000m (10,000’)

SENSORS :

  • HD Video

  • Forward Looking Sonar

  • 3D Tunnel Profiling Multibeam Sonar

  • Underwater GPS Tracking

  • Ultrasonic Thickness Gauge

  • Five function manipulating arm

rov

BLUE ROV2

  • Depth Rating 100m (330’)

  • Tether Length 100m (330’)

SENSORS :

  • HD Video 1080p

  • High Accuracy Depth Sensor

rov

SEABOTIX vLBV300 ROV

  • Depth Rating 100m (330’)

  • Tether Length 275m (900’)

SENSORS

  • HD VIDEO

  • FORWARD LOOKING SONAR

  • 360 SCANNING SONAR

  • ARIS EXPLORER 3000 ACOUSTIC CAMERA

  • UNDERWATER GPS TRACKING

  • ULTRASONIC THICKNESS GAUGE

  • THREE JAW GRABBER

usv

UAI – MINI-HYDRO USV

  • Custom Built Platform

  • Waypoint Mission Planning

  • WiFi Communication

SENSORS :

  • 4K HD Video

  • LiDAR Mobile Unit (SLAM Based 3D Mapping)

  • Side Scan Sonar

  • Multibeam Echo Sounder (MBES)

  • AutoNav Control System

  • Global Navigation Satellite System (GNSS)