North Fraser Harbour Environmental Management Plan
In April 1985, the North Fraser Harbour Commission (NFHC) initiated work to establish an environmental management program for the North Fraser Harbour to be jointly administered by the...
Economical Solutions for Dredged Material Disposal
During the 1970's, the State of Wisconsin expressed concern about contamination of dredged materials and the deposition of pollutants into Wisconsin's Great Lakes...
Tiered Sediment Quality Evaluations for Dredging Projects
Sediment and water quality are evaluated frequently for U. S. Army Corps of Engineers (CoE) dredging projects to assess potential biological effects, as required for compliance with environmental...
Use of Sediment Bulk Chemistry Data for Dredged Disposal Management in Puget Sound
Although no fully scientific approach for setting and interpreting sediment chemical levels is currently available, an effects-based approach for using bulk chemistry data was evaluated...
Massachusetts Marine Lakes Restoration Program (
The Massachusetts Department of Environmental Quality Engineering, Division of Water Pollution Control, administers the state's Clean Lakes and Great Ponds Program. The program,...
Quality Control Testing for a Sand-Bentonite Liner
This paper presents the results of the quality control testing performed during the construction of a sand-bentonite liner for a sanitary landfill site in Central Florida. The available...
Quality Assurance Monitoring of a Large Clay Liner
The Keele Valley Landfill at Maple, Ontario, consists of a 99 ha (245 acre) facility to serve the Metropolitan Toronto area. The landfill is located in a former sand and gravel pit, with...
Guide for the Design and Use of Concrete Poles
Prepared by the Concrete Pole Task Committee of the Committee on Electrical Transmission Structures of the Structural Division of ASCE. This guide presents...
The National Incinerator Testing & Evaluation Program
Environment Canada, under the National Incinerator Testing & Evaluation Program (NITEP), is addressing emissions from municipal energy-from-waste combustion systems. The main thrust...
Delivery System Schedules and Required Capacities
The delivery of irrigation water to farmers from irrigation districts vary considerably from one project to another. A number of delivery schedules have been identified according to the...
Controlled-leak Methods for Water Level Control
The controlled-leak methods are a group of similar techniques for controlling upstream water levels, downstream water levels, or offtake canal discharges. They require no electrical power...
Automated Water Control in Southern Alberta
The distributed control system for water delivery that has evolved in Alberta, Canada is described including the type of hardware used and the general operating philosophy. Of importance...
Bival System for Downstream Control
The BIVAL system of canal regulation guarantees that the maximum discharge can be delivered at any time, as for downstream control systems and, moreover, it minimizes the canal dyking...
Canal Automation Using the Electronic Filter Level Offset (EL-FLO) Method
Beginning in 1969, the Bureau of Reclamation began testing and refining an electronic filter level offset (EL-FLO) control system for canal automation. The control system uses a proportional...
Philosophy and Implementation of Gate Stroking
The purpose of this paper is to examine one control method - gate stroking - the philosophy which would lead to its selection and an example of its implementation. Gate stroking provides...
Dynamic Regulation on the Canal De Provence
Dynamic regulation is a remote management, control and monitoring system which is entirely automated and ensures permanent closed-loop control of all water movements and safety devices....
Selection of Appropriate Technology in Irrigation Canal Systems
A variety of approaches to irrigation management and system operation exist and great care should be taken in selecting the one to be used in new or rehabilitation/modernization projects....
Pipelines for Flexible Deliveries
The use of pipelines facilitates flexible deliveries for projects and flexible distribution on the farm. Pipelines have the advantage relative to canals in that they do not have to follow...
Case Study?Open Pipeline System, Coachella Valley Water District
A supervisory canal control system installation was started in 1966, seventeen years after start up, and a major upgrading was completed in 1983. The canal delivery system now has a central...
Financing Options for the Operation, Rehabilitation, and Automation of Irrigation Water Delivery Systems
The paper discusses potential sources of financing for irrigation improvements and outlines many methods for securing funds. Irrigators who are in need of funds to improve or repair their...
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