eTrac News

Vessel Of Opportunity "VOOP"

eTrac travels nationally and internationally for our clients & jobs. Since our field of work occasionally needs a vessel, we regularly work with "Vessels of Opportunity",…

READ MORE >

Berry Glacier Survey

eTrac recently surveyed a body of water no surveyor has been before! The body of water was created from an eroding glacier (Berry Glacier). Check out…

READ MORE >

Safety Comes First

eTrac utilizes ISNetworld’s (ISN) Review and Verification Services for independent review and continuous improvement of our Safety Program. As a global leader in contractor management services,…

READ MORE >

Ocean Cleanup

The Ocean Cleanup has issued an extensive update on their website announcing the assembly of their first cleanup system and upcoming tow test that will take…

READ MORE >

Glen Canyon Dam 3D Model

This past summer, eTrac teamed up with Autodesk and R2Sonic to collect data using LiDAR, photogrammetry, and sonar technology to create a 3D model of the…

READ MORE >

Beauty on the Bay

eTrac has office locations in California, Washington and Alaska where project planning, data processing, and product generation occurs. We also staff our “mobile offices”, the vessels…

READ MORE >

Watch the Bay Bridge Demolition

Watch the Bay Bridge Demolition LIVE on YouTube. Bay Bridge Demolition – 110216 – 288 Removal – Oakland Side [supsystic-social-sharing id='1']

READ MORE >

Remote Surveys at Glen Canyon Dam

eTrac has designed and built a new remotely controlled survey craft: S/V ROVer! This compact, versatile, and highly transportable Remote Operated Vessel is indeed a surveyor’s…

READ MORE >

Searching for Hidden Treasures

Recently, eTrac teamed up with the National Park Service to perform surveys around Torpedo Wharf in the San Francisco Bay in preparation for restoration efforts on…

READ MORE >

Maintenance Survey of a Breakwall

eTrac provides high resolution imagery on breakwalls to help keep them maintained. Breakwalls are often constructed atop moveable material which requires them to be constantly monitored…

READ MORE >

Demolition of the East Span of the Bay Bridge

Utilizing positioning equipment installed and supported by eTrac, crews have begun to carefully dismantle nearly 2 miles of the 77-year old East Span of the Bay…

READ MORE >

Channel Migration in Dillingham, AK

eTrac assisted the USACE in monitoring the migration of the main channel of the Nushagak River by Dillingham, providing the first full multibeam survey of the…

READ MORE >

Object Detection in the Bay

eTrac performed an object detection survey in the Bay Area where many underwater obstructions were found including a car, multiple boats, and the remnants of a…

READ MORE >

Colombia says treasure-laden San Jose galleon found

From mapping shipping channels to finding sunken treasure ships – the applications of hydrographic survey are limitless! To read more about Columbia’s recent discovery, click here.…

READ MORE >

Big Changes for the Bay Bridge

Sonar imagery of the seabed and structure of the Bay Bridge pier before the implosion and post-implosion. Apparent success for the first of a dozen or…

READ MORE >

NOAA Charting in the Gulf of Mexico

In early 2015, eTrac Inc. was awarded a contract to map approximately 80 Sq. nautical miles within the Gulf of Mexico. The survey effort focused on…

READ MORE >

Multibeam Survey of Humboldt Ocean Disposal Site

eTrac completed a multibeam survey of the Humboldt Ocean Disposal site approximately 10 miles offshore. Mulitbeam and snippets data were collected on an R2 2024 down…

READ MORE >

BEAMS in the Bay

eTrac hosted 8 students from the College of Charleston’s BEAMS (BEnthic Acoustic Mapping and Survey) Program to conduct a survey of Raccoon Strait in the San…

READ MORE >

San Francisco Bay Bridge

Multibeam hydrographic surveys have been conducted around a pier of the San Francisco Bay Bridge in preparation for further bridge deconstruction. Multibeam data was acquired using…

READ MORE >