Review of PIM (Pipeline Insertion Method) Technology
The U.S. Army Construction Engineering Research Laboratory (USACERL) conducted the first demonstration of PIM (Pipeline Insertion Method, formerly Pipe Insertion Machine) technology for...

Whatever Happened to Long-Term Bridge Design?
The Chairman of the Board of one of the leading engineering firms in the nation ponders the future of American bridges. In today's designing of bridges, Thomas R. Kuesel points...

Pipeline Design and Construction Using High Density Polyethylene (HDPE) Pipe
All pipelines and pipe materials must be designed and constructed to address the limitations of the pipe and fittings in order to insure acceptable performance of the line. Conventional...

Cheyenne Stage II Water Delivery Pipeline and Shoshone Municipal Water Supply Pipeline
This paper deals with the design and construction aspects of two pipeline projects in Wyoming. Located in southeastern Wyoming, the Cheyenne Stage II Water Delivery Pipeline consists of...

Corrosion Protection of Cast Iron and Ductile Iron Pipe, San Diego, California
This paper addresses the use of a loose unbonded plastic covering polyethylene encasement for protection of cast and ductile iron pipe in an extremely corrosive soil. The case study in...

Landfill Gas Pipe Selection and Installation
Sanitary landfills present a unique array of pipe selection and installation criteria when designing landfill gas (LFG) control and recovery systems. Factors that must be considered include...

The New Generation of Pipeline Rehabilitation
The new advancements in pipelines reconstruction technologies now permit total sewer system rebuilding of collectors, drainlines, manholes, service laterals, and force mains without excavation....

Storage of Combined Sewage in a Marine Waterbody

Technical Work on Flexible Pipe/Soil Interaction Overview—1990
Research in the laboratory and field have been ongoing for the past seventy years on flexible pipe/soil interaction. Virtually all of the early work was done on steel pipe. During the...

Development of an Underwater Canal Lining Method
The U.S. Bureau of Reclamation is developing a method of lining a large irrigation canal in-place while water flows in the canal, using an impermeable plastic membrane covered with concrete....

Structural FRP Composites
Fiber-reinforced plastics are only just being discovered by civil engineers. Long used in expensive military and aerospace applications, they are beginning to find their way into structures....

A Tale of Two Laboratories
Two unusual research centers are built with the materials that will be studied in them, but the similarities end there. GE Plastics' $10 million Living Environments concept...

A Materials Study of Interleaved Bismaleimide Composites
One approach for improving damage tolerance in epoxy based composites involves interleafing of tough adhesive layers between plies of the composite prior to fabrication. Extension of this...

Fiber Reinforced Plastic Grids for the Structural Reinforcement of Concrete
The use of fibre resin plastic grid is investigated as a primary bending reinforcement in concrete members. Laboratory bending data is compared with theoretical results using ACI 318-83...

A Prestressed Kevlar/FRP Structural System
The strength/stiffness characteristics of a new lightweight composite structural system have been investigated in this study. The proposed system is constructed of FRP(E-glass/isophthalic...

Design of Fiberglass Reinforced Plastic Underground Storage Tanks
The purpose of this paper is to discuss the design and construction techniques of fiberglass composite underground storage tanks. The scope of this paper is limited to the straight shell...

Load-Deflection Performance of FRP Molded Grating
This research project deals with fiberglass reinforced plastic (FRP) molded grating, its properties, manufacturing materials used and appearance. Grating strength, configuration, weight...

Shear Properties of Pultruded Glass FRP Materials
The in-plane shear modulus and the in-plane shear strength of a variety of pultruded glass fiber reinforced plastic (FRP) materials were measured experimentally in a pilot test program...

Bond Stress-Slip Relationships of FRP Rebars in Concrete
A newly developed type of reinforcement bar for concrete, Fiberglass Reinforced Plastic (FRP) rebar, can be used advantageously in concrete exposed to marine or corrosive environments....

Fatigue Behavior of Bond-Anchored Unidirectional Glass-FRP's
The contribution reports on the fatigue behavior of fiberglass reinforced plastic (FRP) bars, consisting of endless E-glass fibers embedded in a polyester (PE) matrix and anchored in a...

 

 

 

 

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