Edited
By ICOLD CIGB
December 31, 2024
Approximately 5000 years ago, a small dam was built in the Indus river valley, using asphalt as a mortar between stones. That was one of the first utilization of asphalt as an impervious material. However, the first “modern” asphalt concrete core dam, mechanically placed and compacted, was built in...
Edited
By ICOLD CIGB
December 31, 2024
The production of this Bulletin is a joint effort by the Committees on Hydraulics for Dams and on Dams and Floods to pool resources in producing an overview of the state of the art, latest research and industry developments relating to the subject of blockage of spillways, intakes and bottom ...
Edited
By ICOLD CIGB
December 31, 2024
The ICOLD Tailings Subcommittee has produced this Bulletin to assist the international community to further develop and adopt safe practices for tailings dam planning, design, construction, operation, and closure with a focus on the technical aspects that are mentioned but not fully developed in ...
Edited
By CIGB ICOLD
July 30, 2024
ICOLD Bulletin 159, Supplement to the Position Paper on Dams and the Environment, summarizes the role of dams in the future in the context of the global environmental changes which have become a significant issue in recent years. Global problems such as climate change have impacts on dam safety. ...
Edited
By CIGB ICOLD
November 01, 2022
Integrated operation of hydropower stations and reservoirs has become a trend of hydropower exploitation, as an effective technical measure, integrated operation can improve the utilization efficiency of water resources, reduce the risks of flood and drought disaster, increase the safety and ...
By ICOLD CIGB
November 20, 2023
Tailings are produced from the processing of mineral ores and are commonly stored within embankment dams. The design of the dams requires application of sound engineering principles and an understanding of the properties of the tailings. This Bulletin provides a framework for classifying different ...
By ICOLD CIGB
November 15, 2023
ICOLD Bulletin 147 discusses the upstream and downstream fluvial morphological impacts of reservoir sedimentation and possible mitigation measures. The current state of and possible future sediment deposition in reservoirs have been investigated globally with the aid of the ICOLD Register on Dams. ...
Edited
By CIGB ICOLD
October 28, 2022
Dams are planned, constructed, and operated to meet human needs - generation of energy, irrigated agricultural production, flood control, public and industrial supply, supply of drinking water, and various other purposes. Dams impound water in reservoirs during times of high flood that can be used ...
Edited
By CIGB ICOLD
September 01, 2022
ICOLD Bulletin 180 presents the vast experience gained over the past 6 decades by the dam engineering community in the field of dam surveillance by means of 80 case histories. The documented case histories endeavour to cover the practical experiences related with one or several of the following ...
Edited
By CIGB ICOLD
July 11, 2022
This bulletin 178, Operation of Hydraulic Structures of Dams, is an update of Bulletin 49A (1986), which was the second edition of Bulletin 49 (1984). The current update was prepared using developments and progress made in the last 30 years with operation equipment, staff building and training, and...
By Cigb Icold
November 04, 2021
The present Bulletin presents a complete response from the ‘Technical Committee of ICOLD on Dams and Water Transfer (CDWT)’ to the Terms of Reference. It starts with related global information, brings out related efforts made in countries with completely differing climate, economy, population ...
By Cigb Icold
June 28, 2021
As reservoir sedimentation has proven to be a serious problem in South Africa, research in this field has been ongoing for more than 70 years. This publication emanates from extensive research which has been undertaken over the past 30 years with the support of the South African Department of Water...