ENR Construction

OCTOBER 3, 2018

Engineers and workers at Lake Oroville race to complete critical spillway repairs to mitigate catastrophic flood risk for downstream communities.

Risk 53

Risk Engineering 53

ENR Construction

OCTOBER 3, 2018

Engineers and workers at Lake Oroville race to complete critical spillway repairs to mitigate catastrophic flood risk for downstream communities.

Risk 53

Risk Engineering 53

Green Industry Professionals

JUNE 15, 2015

Aquascape's decorative spillway bowl, basin and stand are hand-casted in glass fiber reinforced concrete and are light weight, making for easy instillation.

Concrete 40

Concrete 40

ENR Construction

JANUARY 18, 2018

Designing and building California’s $500-million Lake Oroville Spillways Emergency Recovery Project in just nine months—a job that typically would take 10 years—required an army of engineers and workers.

California 53

California Engineering Design 53

ENR Construction

SEPTEMBER 30, 2019

Project brings 1960s-era Oroville Dam spillway back into safe operational status in record time.

California 53

California 53

ENR Construction

DECEMBER 7, 2017

A mix of brute force and cutting-edge technology enabled contractors to replace a large portion of Oroville Dam’s spillway chute in just 165 days, meeting a Nov. 1 deadline set in anticipation of the start of northern California’s winter rainy season.

California 53

California Contractors 53

ENR Construction

SEPTEMBER 13, 2017

If initial lessons included in an interim status report on the cause of February’s failure of the main spillway at California’s Oroville Dam are heeded, hundreds of U.S. dams more than 50 years old may have to be re-examined and upgraded.

California 54

California Maine 54

ENR Construction

APRIL 10, 2020

Davenport, Iowa and the Quad Cities area prepares for expected flooding, while the Bonnet Carre Spillway was opened in Louisiana.

Louisiana 36

Louisiana Mississippi Iowa 36

ENR Construction

JANUARY 10, 2019

Replacing flood-ravaged spillways at Oroville Dam in just 18 months over two brief construction seasons required the focus and tenacity of many.

Bidding 53

Bidding California Construction 53

ENR Construction

APRIL 10, 2019

billion emergency spillway reconstruction project was completed late last year. The California Dept. of Water Resources (DWR) began releasing water from Oroville Reservoir earlier this month for the first time since the two-year, $1.1-billion

California 32

California Resource 32

ENR Construction

OCTOBER 22, 2019

After nearly 100 years in operation, the 2,000-ft-long, 125-ft-high concrete gravity dam’s massive spillway gates showed signs of deterioration.

Industrial 28

Industrial Concrete 28

ENR Construction

MARCH 20, 2019

While the Federal Emergency Management Agency (FEMA) approved $205 million in federal funds to reimburse California for costs to reconstruct the Oroville Dam spillways damaged by 2017 flooding, it declined to pay the remaining $306 million that the state’s Dept. of Water Resources (DWR) had requested.

California 29

California Resource Management 29

ENR Construction

JULY 12, 2017

Utah State engineers test concepts in the lab on a small scale before on-site crews in California repair damaged spillway.

Utah 48

Utah Engineering Modeling California 48

ENR Construction

MARCH 9, 2018

Without the opening of the spillway, the Mississippi River would have reached 18.2 ft in New Orleans.

Mississippi 43

Mississippi 43

ENR Construction

JANUARY 10, 2019

Replacing flood-ravaged spillways at Oroville Dam in just 18 months over two brief construction seasons required the focus and tenacity of many.

Bidding 28

Bidding California Construction 28

The Constructor

SEPTEMBER 3, 2014

Cavitation damage on concrete surface is most common in case of spillway in dams. This leads to cracks on the concrete surface which further. Concrete Cracks Concrete Durability Concrete Technology How To Guide Repair/Protection Guide Concrete cracks Durability Repair of Concrete Repair/Maintenance'

Concrete 214

Concrete 214

ENR Construction

FEBRUARY 15, 2017

13 scrambled to fill erosion that developed hours after an emergency spillway was put into service for the first time in the dam’s 50-year history. After more than 188,000 people evacuated from central California towns north of Sacramento, crews at Oroville Dam on Feb.

Sacramento 29

Sacramento California 29

Digger Blog

FEBRUARY 5, 2020

Here’s an interesting report from the Philippines courtesy of Volvo Construction Equipment, whose excavators are in use to provide locals with protection from erupting volcanoes. Read Full Article: The Construction Index

Resource 62

Resource Equipment Construction 62

CivilJungle

MARCH 2, 2021

What Is a Spillway? In order to overcome, this scenario the flood would have to be transferred downstream, and this has been completed by supplying a spillway that pumps water from its top of the reservoir. A spillway could be a component of or differentiate from of the dam. Spillways may be governed or uncontrolled.

Design 52

Design Foundation Drawings Site 52

ENR Construction

DECEMBER 11, 2022

Boundary Dam is located in remote northeastern Washington and is the largest underground power generation dam in the nation, providing nearly half of the power generated by Seattle City Light (SCL).

Seattle 69

Seattle Washington 69

Construction Equipment

APRIL 4, 2019

The reconstructed Oroville Dam reopened on Tuesday, the first time since the spillway split open in February 2017. Water returned to the spillway at 11 a.m. local time, after a 9 a.m. press briefing at the state Department of Water Resources field division office in Oroville, California.

California 65

California Resource Office 65

The Constructor

MAY 21, 2013

They are designed as a non-overflow section with separate spillway. Earthfill dams are the most common type of dam built to any height. The reason. Dams Hydraulic Structures Water Resources'

Resource 184

Resource Design 184

The Constructor

MAY 21, 2013

Sufficient spillway capacity and freeboard are provided so that there is no danger of overtopping. The criteria for the design of earth dams are: 1. Dams Hydraulic Structures Water Resources'

Design 160

Design Resource 160

ENR Construction

MARCH 15, 2023

The Boundary Dam, located on the Pend Oreille River in northeastern Washington state, is as visually striking as it is geographically remote.

Visualization 36

Visualization Washington 36

ENR Construction

OCTOBER 16, 2022

million dam rehabilitation project, completed within budget in 25 months, included a labyrinth spillway, seepage and filter protection, raising the elevation of the top of the dam and improving the control tower and lake drain system that regulate the water level.

Regulation 36

Regulation Sustainability Budgeting Budget 36

Construction Equipment

SEPTEMBER 6, 2017

After presenting its second Interim Status Memorandum report regarding the Oroville Dam spillway incident to the California Department of Water Resources (DWR), the Independent Forensic Team (IFT) leader, John France, asked that the IFT report be made public.

California 66

California Resource 66

Construction Equipment

SEPTEMBER 8, 2017

A towering spillway at the nation's tallest dam was crumbling, and tens of thousands of people were fleeing for their lives. 188,000 people were ordered to evacuate near midnight February 12 when the 770-foot-tall Orville Dam emergency spillway began collapsing.

California 63

California Deals 63

Construction Equipment

SEPTEMBER 6, 2017

After presenting its second Interim Status Memorandum report regarding the Oroville Dam spillway incident to the California Department of Water Resources (DWR), the Independent Forensic Team (IFT) leader, John France, asked that the IFT report be made public.

California 62

California Resource 62

Construction Equipment

JANUARY 17, 2018

SFGate.com reports the California city of Oroville filed suit in Butte County Superior Court on Wednesday seeking unspecified monetary damages from California's Department of Water Resources to cover the costs the town incurred last February when a huge crater opened on the Oroville Dam's main spillway.

California 52

California Maine Resource Concrete 52

Construction Equipment

FEBRUARY 14, 2017

Authorities lifted a three-day mandatory evacuation order in Northern California that had sent nearly 200,000 residents away following fears Oroville Dam's damaged emergency spillway might fail. Video: Oroville Spillway Failure Flyover and Explanation. We have concluded that it is safe to return," said Honea.

Conference 49

Conference California 49

Construction Equipment

FEBRUARY 14, 2017

Authorities lifted a three-day mandatory evacuation order in Northern California that had sent nearly 200,000 residents away following fears Oroville Dam's damaged emergency spillway might fail. Video: Oroville Spillway Failure Flyover and Explanation. We have concluded that it is safe to return," said Honea.

Conference 49

Conference California 49

Construction Equipment

APRIL 20, 2018

. California's Department of Water Resources (DWR) has posted an update for the Lake Oroville Spillways Emergency Recovery Project construction activities.

California 49

California Resource Construction 49

Construction Dive

FEBRUARY 9, 2018

The dams in question are similar in age, design and construction to the Oroville Dam, which experienced a major spillway failure last year.

California 57

California Engineering Design Construction 57

Construction Equipment

FEBRUARY 22, 2017

The combination of time, water and questionable maintenance has resulted in gaping holes in the protective spillways. California's Oroville Dam has had the spotlight this week and last as unprecedented amounts of rain has fallen on the west coast. While the flooding in the area has been severe, the dams have held - so far.

California 66

California 66

Construction Equipment

APRIL 18, 2017

The report, Preliminary Root Causes Analysis of Failure of the Oroville Dam Gated Spillway , published online by the LA Times, shows in photos and discussion how so many failures added up to a disaster.

Risk 67

Risk Management Design Construction 67

Construction Equipment

JULY 17, 2017

California's Department of Water Resources is doing some nice update videos on the progress at the Lake Oroville Spillway. The aging 770-foot Oroville Dam, the tallest dam in the U.S., was damaged in February when California experienced record rain.

Concrete 50

Concrete California Resource 50

Construction Equipment

FEBRUARY 10, 2017

The California Department of Water Resources tweeted this morning that the flows from the Oroville Dam spillway have reached 65,000 cubic feet per second.

California 48

California Resource 48