Construction-Induced Dynamic Pressure and Corresponding Impact Factors for Pipelines
The Bureau of Reclamation, U. S. Department of the Interior, conducted a study which measured pressure exerted by construction scrapers on a rigid, buried, instrumented concrete slab....

Load-Bearing Capacity of Masonry Walls in a Critical Buckling Condition Taking Into Account the Restraining Effect of Floor Slabs
This paper studies the buckling effect of masonry walls and concrete floor slabs as a frame system. The frame is calculated according to the theory of II. order. The buckling length, the...

Wall/Floor-Slab Interaction in Brickwork Structures
The paper summarises the results of three series of tests on sections of brickwork structure carried out with a view to determining the characteristics of wall/floor slab joints in terms...

Specifications for the Design and Construction of Composite Slabs and Commentary on Specifications for the Design and Construction of Composite Slabs
Composite slab construction is defined as a system comprising normal weight or lightweight structural concrete placed permanently over cold-formed steel decking in which the steel deck...

Performance of Cogoti Dam Under Seismic Loading
At the time of its completion in 1938, the 280 ft (85 m) high Cogoti concrete face rockfill dam was exceeded in height by only one other dam of its type in the world, Salt Springs Dam....

New Exchequer Dam, California
New Exchequer Dam design, in 1963, was in the transition period in which dumped rockfill was being recognized as having undesirable settlement characteristics, and compaction of rockfill...

Alto Anchicaya Dam?Ten Years Performance
The general aspects of design and construction of the Alto Anchicaya Dam duilt during 1970 - 1974 in Colombia, South America are described. The paper refers to the performance of the structure...

Golillas Dam?Design, Construction and Performance
Golillas Dam is a concrete face, gravel fill dam, 125 m (410 ft) high built seven years ago that has had some difficulties during its initial operating years; due to the shape of the canyon,...

The R. D. Bailey Dam, a Concrete-Faced, Earth-Rockfill
A case history for the R. D. Bailey Dam, describing its comparatively unique design and construction considerations, and its operational performance since initial reservoir filling in...

Fortuna Concrete Face Rockfill Dam
The Fortuna Dam is a 60 m high concrete face rockfill dam located in Panama, designed to be built in two stages. This paper describes the construction of the first stage dam, 60 m high,...

Boondooma Dam
Concrete faced rockfill construction was adopted for the 210 ft (64 m) high Boondooma Dam in Southern Queensland, Australia, after detailed comparison between concrete faced and earth...

A Look at the New ACI Concrete Code
Building Code Requirements for Reinforced Concrete (ACI 318-83) is discussed in terms of three major changes: limitations on chlorides, especially in aggregates, that affect durability;...

Reservoir
To preserve a vital part of the St. Louis, Mo. water supply , Stacy Park Reservoir was renovated with a new concrete roof over half its area and new beams in the other half. The new roof...

Pipe Impact on Concrete Slabs
A series of pipe impact on concrete slab tests have been performed at the CEA's Cadarache Laboratory using the AQUITAINE II facility. The testing program was jointly sponsored...

Throgs Neck Bridge: Why Did Its Deck Deteriorate?
Rapid deterioration of the concrete roadway decks of the Throgs Neck Bridge approach viaducts was found to be due to secondary tensile and fatigue stresses brought on by deflection of...

Georgia's Low-Cost Approach to Rehabilitating Concrete Pavements
A six step approach to rehabilitating concrete pavements is described. The six steps are: (1) Slab stabilization; (2) slab replacement, where necessary; (3) repair of spalls; (4) resawing...

For Office Buildings: Long Span Concrete Slabs
A survey of 36 office buildings in the United States and Canada featuring long span concrete slabs showed concrete is a technically feasible and cost effective material for office structures....

Re-decking a Bridge With Precast Concrete
Re-decking a 1627-ft deck girder bridge on the Pennsylvania Turnpike with precast concrete slabs allowed the bridge to remain partially open to traffice during the entire construction...

Largest Inverted Shell Houses Two Theaters
A meeting center in Albany, New York, has such a complex shape that it took months just to design its surface mathematically. Perched on a pedestal, it is nearly elliptical in plan. From...

Modern Engineering Saves Troubled Dam
A badly deteriorated and potentially unsafe dam has been recycled. The 135-ft-high, 300-ft-long LaPrele Dam is a concrete slab-and-buttress structure. Its sloping face slab has leaked...

 

 

 

 

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