dam safety requirements Articles

  • Dam Inspection: A Day at Still Creek Dam

    We’ve been busy lately visiting various municipalities, police forces, aquaculture sites, and water treatment plants showcasing both our portable ROV systems and our new product line, the DT340 Pipe Crawler. One project in particular, took place at the Still Creek Dam in Tamaqua, PA. Cody and Sam packed up the crawler and headed down ...


    By Deep Trekker Inc.

  • Dam security and underwater attacks

    According to DHS (2007) dams provide a wide range of important economic, environmental, and social benefits. These benefits include: recreation, flood control, water storage, irrigation, mine tailings, electric generation, debris control, and navigation (see Figure 1; DHS 2007). Their destruction through intentional attack can largely impact the economy and public safety.  Dam security is ...


    By IWA Publishing

  • Tailings Dams: Risk of Dangerous Occurences - Lessons learnt from practical experiences

    This bulletin analyses the causes of 221 tailings dams accidents and failures, and offers examples of effective remedial measures. Knowledge about the factors that control the behaviour of tailings dams has improved greatly during the past 20 years as have the consequences and public perception of tailings dam failures, causing managers and owners to become more aware of the risks involved in the ...


  • SVFlux and SVSlope in UTSA Senior Project - Bell County Earthen Dam

    General This article presents a recent project performed by undergraduate students at The University of Texas at San Antonio. Their project is the culmination their degrees in a capstone class. The objective of the class was to present an opportunity to apply design skills to execution of an open-ended integrated civil engineering design project, including field and laboratory ...


    By SoilVision Systems Ltd.

  • DAM GOOD ROVS - The inspection and maintenance of vital resource facilities is an integral part of any regions health and stability management program

    Providing consistent output while driving down inspection and maintenance costs is a key activity for those involved in the provision of such services, and requires the monitoring and assessment of relevant new technologies and techniques. The use of divers in the inspection and maintenance of hydro dam facilities is a practice that will remain central to the effective running of these ...


    By AC-CESS Co Uk Ltd

  • Assessing seepage flow conditions through a dam quickly and accurately without drilling or drawing down the reservoir

    This paper examines the application of a proven geophysical technology that is highly effective in assessing seepage flow conditions through, beneath and around earthen embankments. The technology works rapidly with minimal disruptions to dam operations—it requires no drilling or draining of the reservoir. It has become a competitive solution to many of the complex challenges faced with dam ...


    By Willowstick Technologies LLC

  • Safety and hazards in CCS projects

    Carbon capture and storage is now on the technological tipping point – it has reached critical mass with one large-scale, fully integrated power project now almost operational at the SaskPower Boundary Dam project in Canada, using enhanced oil recovery. In the UK, following the announcements of progress at two projects, Peterhead and White Rose, the government’s competition process ...


    By Energy Institute (EI)

  • Reviewing Near-Miss Safety Incidents Throughout the Hydro Industry

    Bruce Meaker answered a series of questions written by marcus evans before the forthcoming 2nd Annual Hydro Plant Maintenance & Reliability Conference, June 5-7, 2012 in Seattle, WA. All responses represent the view of Mr. Meaker and not necessarily those of Snohomish County Public Utility District. Can you explain the ...


    By Marcus Evans

  • Feasibility study & master plan for water supply reservoir

    Client: North Central Missouri Regional Water Commission   Completion Date: 2003  Project Summary  Burns & McDonnell completed the feasibility study and master plan for a new water supply reservoir in Sullivan County, Mo. Sullivan County and other surrounding counties experienced severe drought conditions for several years and existing water ...


    By Burns & McDonnell

  • Closures of mine a new challenge for Romania

    AbstractThe mining activity is one of the oldest activity in Romania, dating from the year 100 B.C. The gold and silver ores represented one of the riches of our country. In time the economic content of metals diminuend, and the ore mines become non profitable. Due to this situation the best option of the State was the closure and ecological rehabilitation of the mines.The steps for the ...


  • Obama provides economic stimulus money for important water projects

    California and indeed the entire western region of the United States, face chronic issues with respect to water use management. As reported in a December 2008 article on this site, California faces special problems intensified by cycles of drought; additionally, budget shortfalls are compounding the problems by limiting what the State can accomplish. Some relief may be in sight, though; in April ...


    By H2bid, Inc.

  • Reservoir inundation Modeling (RIM) using InfoWorks RS 2D

    MWH Soft’s InfoWorks RS 2D solution has been found to perform extremely well in an Environment Agency trial project to model and map the impacts of complex cumulative reservoir dam breaches. In England and Wales, the Environment Agency is the Competent Authority responsible for ensuring the safety of the 2092 reservoirs that currently fall under the Reservoirs Act 1975. In addition to this ...


    By Innovyze

  • Lake supply & treatment expansion

    Client: City of Fort Smith Completion Date: 2003 - Design2006 - Lake construction2008 - Plant construction Services Provided Supply reservoir enlargement 30 million-gallon-per-day (MGD) water plant renovation New 20-MGD dual train water plant addition Pulsating clarifiers ...


    By Burns & McDonnell

  • Water system master plan

    Client: City of Fort Smith, Ark. Completion Date: 2002 Services Provided Water supply/delivery Hydraulic modeling and design Water quality analyses Water supply hydrology Flood hydrology 3-D project rendering Physical hydraulic models Spillway hydraulics ...


    By Burns & McDonnell

  • Case Study - Curragh Mine

    Challenge Curragh Mine needed to increase its understanding of the dynamics of its on-site water management. Central to achieving this objective was the need to gain a more accurate, and more visual, measurement of water volume. And, in the process, ensure that dam monitoring was conducted at the highest levels of safety. Solution Making use of ...


    By Seveno Pty Ltd

  • Are mining waste disasters inevitable?

    On 5 November 2015 the dam of an iron ore tailings management facility in Bento Rodrigues, Brazil, suffered a catastrophic failure and flooded the area. The immediate consequences were dire: the accident killed at least 11 people, injured over a dozen more and left more than 500 people homeless. However, this is just the start: the environmental impact of the Bento Rodrigues dam disaster, with ...

  • How better weather forecasting can help stretch water supplies

    Reservoir managers look to storm predictions to make smarter choices about dam operations Last year, New York City faced an unusual situation. An epic winter in the city’s Delaware River watershed brought heavy snow and very little rain. Stubborn cold meant there was no snowmelt to refill water-supply reservoirs, even as the city’s 9.5 million residents were draining them dry. A ...


    By Ensia

  • Here is a quick way to cool your office and home using LEDs

    Ever wonder how much heat your lighting fixtures are giving off? Did you know excess heat produced by incandescent bulbs, lamps, and fixtures indoors can cause irritation, waste, and unsafe conditions in numerous applications. Instances of incandescent fixtures catching on fire, exploding, or causing strain on cooling units due to extreme levels of heat being emitted have been documented numerous ...


    By Ecosyste.ms

  • How to avoid another Tianjin disaster?

    The massive explosions at a chemical warehouse in Tianjin, China, on 12 August, which have reportedly killed 139 people, with 34 persons still missing, over 700 injured, 6,000 displaced and the homes of another 17,000 damaged, are a deeply tragic reminder of the permanent need to reinforce safety at industrial sites containing hazardous materials.   This accident involved chemicals that can ...

  • Cyanide Spill at Baia Mare - Assessment Mission Report UNEP/OCHA

    Introduction On 30 January 2000, following a breach in the tailing dam of the Aurul SA Baia Mare Company, a major spill of cyanide-rich tailings waste was released into the river system near Baia Mare in north west Romania. The contaminant travelled via tributaries into the river Somes, Tisza and finally into the Danube before reaching the Black Sea. A team of international ...

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