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Concrete

Concrete Distress & Deterioration - Symptoms and Causes
Gain the basic understanding of the underlying causes of concrete deficiencies. Deterioration of concrete is an extremely complex subject since, in most cases, the damage detected will be the result of more than one mechanism.
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Low-Density Concrete: Construction Considerations
For those wanting to know the constructability considerations related to the mixing, placing, curing, pumping, and testing that must be addressed in order to maximize the quality of low-density concrete and avoid construction problems.
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Low-Density Concrete: Properties
Discusses the properties of low-density concrete and how it compares to normal-density concrete.
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Maintenance of Concrete
Want to know the methods for cleaning concrete stains and the coating systems that should be selected to protect concrete from different types of service environments? Look no further.
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Books by Das

Principles of Geotechnical Engineering,
5th Edition

Principles of Foundation Engineering,
5th Edition

Geotechnical

Basics: Bearing Capacity of Shallow Footings
This paper discusses some of the common methods of bearing capacity analysis and methods of calculating settlement of shallow spread footings.
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Basics: Lateral Earth Pressure
This document discusses the three types of lateral earth pressure that apply to a wall or bulkhead, describes how each is calculated, and also discusses other types of lateral pressure that might act on a wall.
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Basics: Retaining Walls
This paper discusses the method of calculating the active earth pressure using the Rankine and Coulomb methods and outlines the method used to calculate the factors of safety for sliding, overturning and bearing capacity.
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Basics: Soil Properties and Other Strange Things
This paper discusses some common properties of soil and explains some seemingly strange quirks.
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Earthquakes: Fundamental Concepts
This document introduces you to the fundamental concepts about earthquakes.
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Structural

ADA Standards for Accessible Design
To ensure equal opportunity for persons with disabilities, these standards are required, by regulations, during the design, construction, and alteration of buildings and facilities. [4.70 Mb file]
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Design of Overhead Monorails
Looking how to design an overhead monorail? This document provides guidance on what you should consider in your designs such as pre-planning, operation, design stress, and fatigue.
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Structural Design Criteria for Permanent Wood Foundations
This document provides design information of a permanent wood Foundation that utilizes pressure-treated lumber and plywood.
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Structural Design Criteria for Southern Pine Lumber
This document provides design criteria for Southern Pine Lumber. Southern Pine Lumber is widely used not only due to its availability, inherent high strength, and durability, but also for its treatability and beauty.
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Looking for this?

Peterson's Stress Concentration Factors,
2nd Edition

Water & Wastewater

Design of Conduits, Culverts and Pipes
This design manual provides guidance on applying different types of loading such as (a) internal/external pressure, (b) vertical and horizontal pressures due to groundwater, surcharge water, and concentrated live loads, (c) trench earth loading with or without superimposed fill, and (d) embankment earth loads. [3.14 Mb file]
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Design of Small Water Systems
This manual is particularly relevant to engineers involved in designing both public and private water systems.
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Design of Small Wastewater Systems
This document is useful to engineers involved in the design, construction and operation of small wastewater systems.
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Potable Water: Disinfection
Included in this file are technical briefs on disinfection, ozone, and ultraviolet disinfection and is useful to engineers involved in the design and selection of water treating and/or distribution systems.
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Potable Water: Filtration
This document includes technical briefs on filtration, slow sand filtration, and diatomaceous earth filtration for drinking water and provide an overview of the different types of filtration available for treating potable water.
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Potable Water: Membrane Filtration
This document includes a technical brief on membrane filtration and is particularly relevant to engineers involved in the design and selection of water treating and/or distribution systems.
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Safety

Excavation Hazards
This publication outlines the requirements of OSHA's safety standards for excavation and trenching operations contained in the Code of Federal Regulations (29CFR Part 1926).
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Steel Erection Safety Requirements
This document sets forth requirements to protect employees from the hazards associated with steel erection activities involved in the construction, alteration, and/or repair of single and multi-story buildings, bridges, and other structures where steel erection occurs.
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Industrial Safety and Health Management, Fifth Edition

Other Civil Topics

Indoor Air Quality
This document discussed pollution sources, pollutant types, their health effects, and how to improve air quality. It also addresses how to respond when you suspect an indoor air quality problem in your home or office and what you should do when building a new home. The booklet is very informative and provides links to other information sources.
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Geothermal Energy Basics
Looking how to design an overhead monorail? This document provides guidance on what you should consider in your designs such as pre-planning, operation, design stress, and fatigue.
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