EPA Moving to control Industrial Toxic Pollutants with New NPDES Permits
To date, the main thrust of the nation's water pollution control program has been to abate traditional pollutants (biochemical oxygen demand, total suspended solids, and heavy...
Is The Computer Program Giving Correct Answers�
As computer use mushrooms, more and more operators find they lack confidence that the computer is generating correct output. The author, a creator of computer software, offers several...
Mix Design Formulas for Recycled Hot-Asphalt Plant Mixtures
The design of recycled asphalt paving mixtures is compounded by the amount of asphalt and its properties in the reclaimed asphalt pavement. Formulas are presented for proportioning the...
Construction of Power Generation Facilities
The impact of the present construction practice, codes, standards and regulations on the construction of power generation facilities is reviewed and examined in papers presented at the...
Computer Pricing Practices
A clear statement of pricing practices for computer services is presented to the civil engineering profession and its clients. Computer usage allows for enhanced values at drastically...
Computer and Physical Modeling in Hydraulic Engineering
Thirty-two papers presented at a conference on computers and physical modeling in hydraulic engineering are included. Types of modeling are explored for thermal discharges, sediment transport,...
The Planning and Engineering Interface with a Modernized Land Data System
Concern for the modernization of our land records and land resources information systems has been evolving since the early 1960's. Geographic location is the common denominator linking...
Computer-Aided Design and Drafting for Small Engineering Firms
As the cost of computer hardware decreases, use of the computer-aided design and drafting is becoming a cost-efficient investment for smaller engineering firms. The article includes four...
Whither Satellite Remote Sensing�II�
For about six years, NASA SERTS (now called Landsat) satellites have been circling the globe, radioing back digital information on what they see on earth. After being massaged by computer,...
Computerizing Public Works Design
Computers are an easy way to increase engineering design productivity. This is especially important to public works departments who have decreasing budgets and increasing work loads. This...
Critical Path Scheduling: An Overview
CPM and PERT project-management scheduling are seldom used or understood in spite of over 20 years availability. In fact, many are strongly opposed to it, having had reams of computer...
Five Millions Square Foot Tent Roof
Saudi Arabia will soon be the site of the world's biggest roof. Consisting of a seris of modules, each overing 10.5 acres, the roof is made of tentlike fabric squares supported...
Computing in Civil Engineering
This volume contains the papers submitted for presentation at the Second Conference on Computing in Civil Engineering held in Baltimore, Maryland, from June 10 through 13, 1980. The topical...
Largest Rotating Biological Contactor Plant Also First to Remove Nitrogen
Orlando, Florida is now constructing a new advanced waste treatment plant that removes both nitrogen and phosphorus to a high level. The plant is notable because it is the largest rotating...
Making Maps by Computer�City and Utilities Team Up in Pioneer Effort
There is heavy duplication of map making and maintenance�as many as 68 different maps of the same area were counted in the Vancouver, Canada, suburb of Burnaby. This, and the fact that...
Surveying Takes Another Giant Step Forward
The introduction of short-range electronic distance measurement in 1971 revolutionized surveying. Thousands of surveying and engineering firms across the U.S. today routinely use EDM for...
The Computer Service Bureau: What Role Today�
Given the fact that minicomputers are finding their way into more and more engineering offices today, it is timely to ask: does the computer service bureau still have a role to play? This...
New York: Water City
New York's waterfront (some 584 miles) is its most impressive natural resource and its biggest management headache. In Manhattan, changes in waterfront technology (container...
Will EPA Relax Its Mandatory Secondary Treatment Requirement�
In the Clean Water Act of 1977, Congress said that under some circumstances communities discharging to marine waters might not have to provide full secondary treatment. At the present...
EPA Goes to BAT Against Toxic Industrial Wastewater
Industrial wastewater discharged into municipal sanitary sewers can pass untreated through the treatment plant and into the receiving water. Some industrial wastes can also harm biological...
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