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All News and Pages Related to "IIHR"

YouTube screen grab of James Buchholz.

Research Summaries in 90 Seconds or Less!

Posted on September 15th, 2017

Four members of IIHR—Hydroscience & Engineering’s research staff participated in the Communicating Ideas Workshop and recorded short video clips explaining their research.

Paul Liu stands next to a model of Scorpy.

Delving Deep: Fossils from Iowa’s Ancient Sea

Posted on April 25th, 2017

This year, visitors to the University of Iowa’s Mobile Museum will get a glimpse of Iowa history that might look like something from a horror movie — a six-foot giant sea scorpion!

IIHR's Andres Martinez (center) adjusts a sensor measuring airborne PCBs near the New Bedford Harbor in Massachusetts.

New Bedford Harbor a Source of Airborne PCBs

Posted on March 14th, 2017

IIHR researchers are part of a team studying airborne PCBs near New Bedford Harbor, Mass.

The vortex dropshaft is one strategy to help remove air from the water flow through the sewer.

IIHR Models Sewer System for St. Louis

Posted on November 22nd, 2016

Some of the world’s largest cities have turned to IIHR for expertise in modeling and design of sewer and stormwater conveyance systems, including London, Abu Dhabi, and now St. Louis.

River Clean-ups: An IIHR Service Tradition

Posted on July 29th, 2015

IIHR faculty, staff, and students continue to participate in river clean-ups like Project AWARE, which celebrated its 13th year this July on the Wapsipinicon River.

Modernizing London’s Sewers

Posted on July 2nd, 2015

As rain pours down onto a London street, umbrellas pop open and pedestrians scatter. Small fast-moving rivers race down the street, eventually flowing into sewers beneath the city. The storm runoff quickly overtaxes the Victorian-era combined sewer system, parts of which are the “lost rivers of London” that were covered over as the city grew. […]

Hydraulic Structures

Posted on July 2nd, 2015

IIHR has been developing, modeling, and designing hydraulic structures since the institute’s earliest days. From locks and dams on the Upper Mississippi River to the Thames Tideway Tunnel Project, researchers and shop support services at IIHR have paved the way for innovative hydraulic engineering. Hydraulic structures have taken many forms at IIHR, including weirs, dropshafts, […]

Bubbly Wake and Submarines

Posted on July 2nd, 2015

Pablo Carrica tapped a pencil on the desk, impatiently watching his computer screen. He was running a simulation of the flow of oil and gas in an underground reservoir, a task he had completed hundreds, perhaps thousands, of times in his job at a large Spanish oil company. “The work was pretty repetitive, and not […]

Improving Iowa’s Winter Road Conditions

Posted on July 2nd, 2015

Wilf Nixon could see his breath as he climbed into the passenger seat of the orange snowplow truck on the ice-covered spillway of the Coralville Dam. Nixon, an IIHR research engineer, had arranged for the spillway to be flooded to measure the forces on an underbody plow blade as it cut ice. The driver started […]

The IIHR Dropshaft Solution

Posted on June 23rd, 2015

by Cornelia F. Mutel IIHR director Jack Kennedy sat at the large oak table in his office, flanked by four of IIHR’s research engineers: Subhash Jain, Rob Ettema, Jacob Odgaard, and Tatsuaki Nakato. The large number of IIHR consultants was meant to impress the representatives of the Milwaukee Metropolitan Sewerage District (MMSD) who sat across […]

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