Water & Wastewater Books
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Respirometry for Environmental Science and Engineering
Fundamentals of respirometry: Covers biological growth relationships and their application to respirometry. Features of commercial respirometers: Describes the basis for design and operation of commercial respirometers including discussions of their operating features. Applications of respirometry: Covers biodegradation testing, ...
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Guidance Document on Biodiversity, Impact Asessment & Decision Making in Southern Africa
This document provides guidance for decision-makers on a range of biodiversity principles and issues which confront decision-makers every day when they evaluate impact assessments. It is based on the findings of a Situation Assessment conducted as part of the Capacity Building in Biodiversity and Impact Assessment (CBBIA) Project during 2005. The Situation Assessment made use of the input ...
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Wastewater Microbiology, Filamentous Bacteria Morphotype Identification Techniques, and Process Control Troubleshooting Strategies
Updated wastewater microbiology book for 2022. Includes new filament morphotype identification methods, troubleshooting strategies, and microscopy/DNA correlations. ...
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What is full height turnstile - Mairsturnstile.com
Full height turnstile is a kind of pedestrian turnstile gate, which is developed on the basis of a tripod turnstile gate. It can be used in all kinds of building environments and can solve all control problems of pedestrian entrance and exit passages, control whether the gate is locked or unlocked at any time, and up to 20 signal interfaces to facilitate users to expand special functions. For ...
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Pamphlet 57 Emergency Shut-Off Systems for Bulk Transfer of Chlorine
Recommends practices for emergency shut-off protection during chlorine transfers involving bulk containers. ...
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M75 Elastomers for Waterworks: Pipes, Valves, and Fittings, First Edition
M75 presents the history and general application of elastomers in waterworks pipes, valves, and fittings. The principles used for evaluating, selecting, testing, and maintaining various seals will be discussed. This document provides guidance on generally available elastomers and their application. This manual will help operators, technicians, and engineers: - Gain a comprehensive overview of ...
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Industrial Activated Sludge Operations, 2nd Edition
The 2nd Edition of Industrial Activated Sludge Operations manual is a practical reference for operating activated sludge treatment systems. The updated manual covers process basics, process control testing, return sludge control, wasting control, aeration, nutrient management and troubleshooting. Exercises are provided reviewing the material contained in each chapter. Process calculations are ...
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M23 PVC Pipe - Design and Installation, Third Edition
This manual provides the user with both general and technical information to aid in design, procurement, installation, and maintenance of PVC pipe and fittings. This manual presents a discussion of recommended practices. It is not intended to be a technical commentary on AWWA standards that apply to PVC pipe, fittings, and related appurtenances. Topics covered include: general properties of ...
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Pamphlet 6 Piping Systems for Dry Chlorine
This publication is intended to provide useful information concerning chlorine piping for both permanent production and use facilities, as well as temporary transportation systems. This pamphlet's objective is to offer practical suggestions in the selection of material suited for the indicated service. Use of materials other than those recommended herein may be technically desirable in specific ...
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Tucson Water Turnaround: Crisis to Success
In the 1990s, Tucson Water changed water sources without considering the limitations of their existing distribution system or the taste and odor effects for customers. The new water caused pipe corrosion for customers, damaged the distribution system, and created a public relations nightmare. The authors’ first-hand experiences, first-person recollections, and newly unearthed records tell the ...
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Effect of Incorporating Tire Rubber Waste on the Mechanical Behaviour of Railway Ballast Layer: Experimental and Modelling Studies
In order to delay the degradation of railway tracks, several techniques have been developed in recent years; the best known of which are: under sleeper pads, geogrid and the use of polymers as elastic elements between ballast particles. The objective of the research described in this paper is to evaluate the effectiveness of incorporating tire rubber waste into the ballast layer in reducing its ...
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Experimental Research on Construction-Waste-Classification Algorithms for a Hyperspectral-Camera System
A large proportion of construction waste has a high recovery value, and some of the existing recycling-classification methods rely mainly on physical properties for vibration screening. In order to effectively recover construction waste, an industrial near-infrared hyperspectral camera is proposed in this paper to distinguish the spectral characteristics of the objects. The testing results were ...
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An Economic, Technical And Environmental Feasibility Study for Slurry Injection for Biosolids Management In the Dallas Fort Worth Metroplex
In Dallas Fort Worth (DFW), sewage is treated with a combination of anaerobic digestion, effluent filtration and lime stabilization to create biosolids which are then composted, landfilled, or land applied. The current treatment procedure has certain concerns including emissions or accumulation of odors, pathogens, nutrients, metals, and pharmaceutical ...
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Corrosion and Fouling Control in Desalination Industry.
Addresses the corrosion issues facing the conventional and modern water desalination systems. This book addresses two critical problems that plague materials that make up components in both desalination and cooling water systems: corrosion, and fouling. The book addresses various types and components of industrial desalination technologies with solutions for controlling corrosion, scaling and ...
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Let's Talk Safety: 52 Talks on Common Utility Safety Practices for Water Professionals
Stop wondering what to talk about and spending your valuable time preparing presentations. Let’s Talk Safety makes it easy for safety officers to spend a few minutes each week communicating with employees about the critical importance of working safely. This quick and easy book provides 52 short briefings tailored specifically for water utility employees, plus links to additional resources. Each ...
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2019 AWWA Compensation Survey
Make sound salary decisions for your utility. - Compare your utility’s salaries to those of similar utilities by filtering data by type of ownership or management, population size, and total number of employees. - Reference salary range minimum, mid-point, and maximum levels for each position as well as 50th percentile, company-weighted average pay, and employee-weighted average pay. - Compare ...
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European Journal of Sustainable Development
The opportunity to use the tangible resources of our planet – water, air, subterranean depths – secure the existence of our civilization. Despite the existence of private property and the division of ownership of tangible resources between natural and legal persons, the resources required for life are objectively determined by the very life form. Any living creature needs air, water ...
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Pamphlet 60 Chlorine Pipelines
Provides recommendations on the design, construction, operation, and maintenance of carbon steel pipelines that transport chlorine liquid or gas. The recommendations are applicable to pipelines that terminate outside the chlorine shipper’s property or crosses property not owned by the shipper or receiver of the chlorine. ...
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M60 Drought Preparedness and Response, Second Edition
Providing a reliable supply of water requires being prepared for water shortages of varying degree and duration, and preparing for drought and water shortages before they occur is the best defense. A Water Shortage Contingency Plan (WSCP) enables a water supplier to assess the risks and reduce the vulnerability of a community to drought impacts and establishes priorities that will provide water ...
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M69 Inland Desalination and Concentrate Management
As desalination technologies advance and the availability of conventional freshwater sources decreases, inland water users are increasingly turning to desalination. This manual presents the key issues and challenges of developing inland desalination facilities, including concentrate management and disposal methods. It aims to aid water utilities, industrial facilities, and other users in ...
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