Evaluation of the Inter-Lok Retaining Wall System
Prepared by the Highway Innovative Technology Evaluation Center (HITEC), a CERF/IIEC Innovation Center. This report describes a HITEC evaluation designed...

Preserving Pisa's Treasure
Pisa's bell tower, a prime example of Romanesque architecture, would be renowned even if it did not lean. Construction of the tower began in 1173 and was not completed until...

The Submarine Mission
A new Navy engineering and support facility for submarines has been designed and constructed at Lake Pend Oreille, near Bayview, Idaho. The project includes a bridge approach to the facility,...

Metamorphosis
Ranked as one of the 15 tallest buildings in New York, the headquarters of the Bear Stearns Companies, Inc., is a 45-story skyscraper that is 815 ft (248 m) tall. Replacing an existing...

Deep Freeze
In engineering, overcoming a failure can sometimes be more instructive than completing a project with unqualified success. Such was the case with the collapse and repair of a force main...

Twin Crossings
The Hungerford Bridge actually comprises twin pedestrian bridges that are being constructed on either side of an operational 19th century railway bridge over the River Thames in London....

Winning Combination
The complex, 4.1-mi (6.6-km) long Richmond-San Rafael Bridge across San Francisco Bay is being upgraded as part of California's $2.5-billion program for seismically retrofitting...

The Chernobyl Problem
When the infamous accident at the Chernobyl Nuclear Power Plant occurred in April 1986—a catastrophe that involved an explosion that blew off the top of one of the plant's...

Repeat Performance
Working with a budget of $10 million, engineers designing a new high-rise residential structure in New York City had to find creative ways to control costs. One budget-saving idea was...

Application of a SonTek Argonaut Side-Looking (SL) Doppler Flow Meter for Measuring Discharge on the Southern Leg of the Parana' River at the Entrance to the Itaipu Binacional Reservoir, Parana', Brasil
Index-velocity and water level data collected with a SonTek Argonaut Side-Looking (SL) Doppler Flow Meter and channel cross-sectional area data were used to compute total discharge on...

Quality Control Test for Prestressing Wires in Concrete Pressure Pipe
Prestressed concrete cylinder pipe (PCCP) was introduced in 1942 as a high pressure capacity conduit for water transmission. The principal element of the design and construction that imparts...

Multifaceted Trenchless Rehabilitation at the Middletown, Ohio WWTP
This paper describes the multiple trenchless technologies that were evaluated and the ones that were applied to the rehabilitation of a 78la diameter corrugated metal influent line and...

Economic Restoration of Concrete Infrastructure at Jefferson Parish, Louisiana
United States municipalities are spending hundreds of millions of dollars annually tore place and repair corroded concrete infrastructures in wastewater systems. Structures such as wet...

The New Austrian Guideline on Sprayed Concrete

Durability of Steel Fiber Reinforced Shotcrete with Regard to Corrosion

Physical Method to Increase Shotcrete Early-Age Strength

Early Strength and Physical Properties in Accelerated Shotcrete

Mechanical Properties of Early Age Steel Fibre Reinforced Shotcrete

Early Age Properties of Shotcrete

High Performance Polymer Fiber Reinforced Shotcrete

 

 

 

 

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