Operations, Maintenance & Cost Comparisons of Three Dewatering Devices
The Metropolitan Waste Control Commission's Wastewater Treatment Plant in Minneapolis/St. Paul has demonstrated that two new innovative sludge dewatering pocesses, namely,...
Denver's Dual Utilization Sludge Management Plan
The Metropolitan Denver Sewage Disposal District No. 1 (District) has adopted a Dual Utilization approach to sludge management. This technique uses composting during periods of inclement...
Proposal for Funding Water Conservation Programs
Programs have been identified which appear to have the potential to conserve significant amounts of water within a large irrigated agricultural area. Losses such as canal seepage, operational...
Economics of Ditch Maintenance in Northwestern Ohio
A history of drainage and settlement in the Black Swamp of Northwestern Ohio is presented. The Ohio Ditch Law and county ditch maintenance program is explained. An economic comparison...
Innovative Management in a Period of Austerity: The Glamorgan Heritage Cost Experience in the U.K.
Restraint in UK economic growth gave rise to a new countryside management approach which was non-statutory, dependent upon voluntary agreements. In essence the land remains in private...
Inspection/Condition Analyses of Large Underground Pipelines
Inspection/Condition Analyses of Underground Pipelines (sewers and conduits) will be a necessary function of the pipeline Owner/Operator. The Condition Analyses and Inspection phases are...
Hydropower Surveys with Microcomputers
A microcomputer program, HYFEAS, has been written in BASIC for use in pre-feasibility assessments of a given site. HYFEAS uses a flow duration curve, headwater and tailwater curves, information...
Open Channel Flowrate Measurement Using Multipath Acoustic Flowmeters
Recent acoustic flowmeter developments have improved the applicability and accuracy of the multipath acoustic measurement technique. Accuracy, hardware cost and calibration cost can be...
Market for AGT and its Implication for Needed R&D
This paper reviews the present market for automated-type transit systems, outlines the attributes required to satisfy and expand this market, and identifies deficiencies in existing Automated...
Applications and Benefits of Accelerating Walkway Systems
A number of studies have shown that many persons resist walking, and might be willing to pay as much as 25 to 50 cents per minute to avoid walking. A new form of urban transport - Accelerating...
Parametric Analysis of APM Operational Components: Stopping Policy, Stations and Headway
This study examines generically relationships among the three parameters using a single line transit system. Optimization models are developed to determine the optimum number of stops...
Design Criteria Impacts on Guideway Development
A highly definitive design criteria or performance specification is frequently developed for new transit systems. The criteria are intended to protect the owner's interest...
The Possibility of People Mover Cost Reduction in Japan
One of the major problems preventing the introduction of people movers into urban areas is their expensive unit cost in comparison with existing transport technologies. In this paper,...
Summary Evaluation of Dade County's APM Foundations
This paper presents an overview of the engineering performance and cost effectiveness of the guideway and station foundations of Dade County's Automated People Mover (APM)....
Holding Down the Cost of Change
The most significant element in reducing the cost of contractual and project changes is the resident engineer and how he and his staff handle those changes. As discussed in this paper,...
Cost Engineering for Disputed Work
Engineers and architects tend to underestimate the cost of disputed work, especially those connected with delay. The engineer, using industry standards and estimating rules of thumb, can...
Effect of Voids on Creep Rate and Strength
The classic macroscopic Kachanov-Rabotnov model of material damage due to voids is reviewed. Detailed analyses of bulk mechanical properties of dilutely voided materials with certain,...
Construction Cost Control
The second edition of
Administrative Aspects of Project Software
This paper reviews the various aspects of administering the development, control, and use of computer software employed to support the design office in the administrative and technical...
Membrane Sealing of Rouchain Dam
A synthetic sealing membrane was used to prevent excessive leakage through the facing of an embankment dam. The works, which were completed rapidly and at low cost, enabled the reservoir...
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