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Articles 9481 - 9510 of 13031

Full-Text Articles in Engineering

Reuters Comes To Times Square, Andrew J. Ciancia, Gregory L. Biesiadecki Apr 2004

Reuters Comes To Times Square, Andrew J. Ciancia, Gregory L. Biesiadecki

International Conference on Case Histories in Geotechnical Engineering

Times Square in New York City was chosen for the new Reuters Headquarters Building for its significance as the crossroads of the world. The headquarters consists of a 30-story office tower with a foundation footprint of 30,000 square feet including two subsurface levels nearly 40 feet deep for retail shops, parking and access to the Times Square subway station. This paper describes the geotechnical challenges that were faced to minimize the effects of both the construction excavation, mainly in mica schist rock, and a new permanent structure on two adjacent landmark theatres, the subway structures, and the streets and utilities …

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Excavation Of Open Pit “Zagrad” In Rijeka, Croatia, A Case History, Željko Arbanas, Branka Jardas, Meho Saša Kovačević Apr 2004

Excavation Of Open Pit “Zagrad” In Rijeka, Croatia, A Case History, Željko Arbanas, Branka Jardas, Meho Saša Kovačević

International Conference on Case Histories in Geotechnical Engineering

On the location Zagrad in Rijeka, Croatia, an open pit has been designed and constructed for the purpose of building the garageaccommodation- business complex. The location of the open pit is situated in the central area of the town Rijeka, and closely surrounded by the existing accommodation buildings, a traffic line and a railway. The open pit was designed and constructed four levels below the terrain surface, adjacent to the existing buildings and a traffic line. To secure the open pit walls during excavation, a support system with the selfdrilling rock bolts for the reinforcing of the rock mass and …

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Seismic Design Of Geosynthetic Reinforced Soil Walls, J. N. Mandal, H. V. K. Chaitanya, S. S. Nimbalkar Apr 2004

Seismic Design Of Geosynthetic Reinforced Soil Walls, J. N. Mandal, H. V. K. Chaitanya, S. S. Nimbalkar

International Conference on Case Histories in Geotechnical Engineering

In this paper, the design geogrid/geotextile reinforced retaining walls are summarized. Design of geosynthetics reinforced walls includes internal and external stability analyses. Seismic analyses also considered for design of geosynthetics reinforced walls. Many designers do not have all of the tools required to complete all of the components of the stability analysis for site conditions. Most current geosynthetics reinforced soil retaining wall design software products do not address all of the components of the stability analysis. This paper is directed towards researchers, practitioners, and regulators, and gives guidance for future research and development of codes for reinforced soil walls.

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Control Of Ground Movements For A Multi-Level-Anchored, Diaphragm Wall During Excavation, Dimitrios C. Konstantakos, Andrew J. Whittle, Carlos Regalado, Bernhard Scharner Apr 2004

Control Of Ground Movements For A Multi-Level-Anchored, Diaphragm Wall During Excavation, Dimitrios C. Konstantakos, Andrew J. Whittle, Carlos Regalado, Bernhard Scharner

International Conference on Case Histories in Geotechnical Engineering

An excavation up to 23m deep for the Dana Farber research tower in the Longwood medical area of Boston, was supported by a permanent perimeter diaphragm wall extending into the underlying conglomerate and up to 6 levels of prestressed tiebacks anchored in the rock. The lateral earth support system was very successful in limiting wall deflections to less than ±15mm on each of the four sides of the excavation. However, ground surface settlements up to 65mm occurred on two sides and were attributed to ground losses that occurred when tiebacks were installed through overpressured sand layers at depths of 15-18m. …

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Back Analyses Of Anchored Retaining Structures, Pavel Žvanut, Janko Logar, Bojan Majes Apr 2004

Back Analyses Of Anchored Retaining Structures, Pavel Žvanut, Janko Logar, Bojan Majes

International Conference on Case Histories in Geotechnical Engineering

Finite element step-by-step back analyses were performed on four typical instrumented test sections of several anchored, bored-pile walls, located on the Vransko - Blagovica section of the Celje - Ljubljana motorway. A sufficiently accurate numerical model was obtained in the early stages of the construction sequence, so that it was possible to predict with confidence in advance the critical stages which were encountered at the end of the construction works. The back analyses were carried out using the computer program Plaxis, assuming the simple Mohr-Coulomb constitutive relationship and a simplified geological structure. The results of these analyses were compared with …

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Geotechnical Analysis Of The Formation Of Earth Fissures At Ciudad Guzman, Jalisco, Enrique Padilla Corona Apr 2004

Geotechnical Analysis Of The Formation Of Earth Fissures At Ciudad Guzman, Jalisco, Enrique Padilla Corona

International Conference on Case Histories in Geotechnical Engineering

In this work the origin and the causes of the earth fissures activation are discussed. They have appeared frequently in Ciudad Guzman (Guzman City). This city is located in a transition zone between basal rock elevations and the southeastern edge of the Graven of Zapotlan which is part of the Graven of Colima. The appearance of fissures produces damages such as: settlements and fractures in buildings, breakage and displacement of pipes for sanitary drainage, water and telephonical network, crackings and settlements in pavements, etc. Finally, four typical cases of fissure aparition and their consequences are presented. A serie of recommendation …

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Tunnelling In Alpine Fault Zones Excavation And Support Strategies, Wulf Schubert Apr 2004

Tunnelling In Alpine Fault Zones Excavation And Support Strategies, Wulf Schubert

International Conference on Case Histories in Geotechnical Engineering

Tunneling through faulted rock in general is associated with stability problems, high deformations and frequently changing stress conditions. Depending on the characteristics of the fault zone, different strategies for excavation and support of the tunnel must be applied. With the increased demand in Alpine base tunnel the issue of safe and economical tunneling is increasingly important. But also in tunnels with medium overburden squeezing conditions have been observed. Strategies applied in different regions are rather controversial. Some groups try to convey, that a certain system fits to any conditions. Unfortunately tunneling through fault zones is not that easy. Extensive experience …

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Managing Sinkholes At Project Site, A Saudi Arabian Case History, Syed Faiz Ahmad Apr 2004

Managing Sinkholes At Project Site, A Saudi Arabian Case History, Syed Faiz Ahmad

International Conference on Case Histories in Geotechnical Engineering

The sub-surface geology of the Project Site, in at least six out of a total of eight Zones, are characterized by presence of highly to moderately weathered and fractured Limestone formation. This is generally encountered at a depth ranging from surface to 1.50 meter. However, there is yet another dimension to this geology. A typical characteristic of this bedrock is the presence and occurrence of numerous small to large Cavities, Sinkholes and/or Limestone Solution Channels, which are often found to be filled with clay/silt/sand. A serious program was undertaken to map all these Karstic features. An extensive “Cavity Search Probing” …

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Case History Of An Open-Pit Coalmine Loaded By Artesian Water Pressure, Marta Dolezalova, Ivo Hladik, Vlasta Zemanova Apr 2004

Case History Of An Open-Pit Coalmine Loaded By Artesian Water Pressure, Marta Dolezalova, Ivo Hladik, Vlasta Zemanova

International Conference on Case Histories in Geotechnical Engineering

Jiri Open-Pit Coalmine with highly productive coal measure is located in a famous and protected spa region with artesian thermal springs. A pressurized aquifer underlies the mine and the mining advance is limited by hydraulic fracturing hazard, which could result not only in flooding the mine, but also in dangerous changes of the hydro-geological conditions of the whole region. To prevent this hazard, the aquifer pressure has been reduced by flowing wells. To estimate the feasibility of the mining advance at a minimum pressure head reduction, i.e. at minimum environmental impact, an interactive procedure with numerical models calibrated according to …

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Non-Homogeneous Reinforced Earth Fill For Riverbank Stabilization, Mary Perlea Apr 2004

Non-Homogeneous Reinforced Earth Fill For Riverbank Stabilization, Mary Perlea

International Conference on Case Histories in Geotechnical Engineering

The paper presents a study of backfill material for the reinforced earth used as riverbank restoration, based on two cases of stabilization with reinforced earth using geogrid type TENSAR reinforcements. The two cases are located one on Blue River in Kansas City, Missouri and the other on Delaware River in Kansas, respectively. Both projects were designed to restore the damaged riverbank due to slope failures in order to protect existing public utilities (water lines) and public roadways close to the failed riverbank, with limited space for excavation or setback the riverbank slope. Geotechnical investigation indicated very low soil strength parameters …

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Geoenvironmental Site Characterization To Treatment: Lead Contaminated Firing Range Case Study, Dimitris Dermatas, Mike Dadachov, Paul Dutko Apr 2004

Geoenvironmental Site Characterization To Treatment: Lead Contaminated Firing Range Case Study, Dimitris Dermatas, Mike Dadachov, Paul Dutko

International Conference on Case Histories in Geotechnical Engineering

The methodologies employed and the results obtained during the performance of a comprehensive geoenvironmental site characterization case study are presented. The study demonstrates the need to integrate research tools from various disciplines including geotechnical, analytical and mineralogical specialties in order to develop a thorough understanding of both the nature and extent of the environmental issues associated with the site and the most viable alternatives for its remediation. Particle size distribution coupled with contaminant fractionation studies and mineralogical and micromorphological analyses were performed on the soil samples collected onsite to identify the metals present, their concentrations and the mechanisms of transformation. …

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Characterization Of Abandoned Mine Sites Beneath I-70 Via Crosshole And Sasw Seismic Wave Methods, Dennis R. Hiltunen, Richard C. Nolen-Hoeksema, Richard D. Woods Apr 2004

Characterization Of Abandoned Mine Sites Beneath I-70 Via Crosshole And Sasw Seismic Wave Methods, Dennis R. Hiltunen, Richard C. Nolen-Hoeksema, Richard D. Woods

International Conference on Case Histories in Geotechnical Engineering

An approximately 2100-ft section of Interstate 70 (I-70) experienced a series of ground failures in 1994 and 1995 that were attributed to collapse of underground mine workings. Repair of the roadway consisted of construction of barrier walls of stiff grout to contain production grout pumped into the mines. Beginning in spring 1996, depressions were noted in the pavement surface over some of the grouted holes. As a consequence, a two-part investigation was initiated to determine whether the surface expressions reflect subsurface conditions that are a risk to the travel lanes and traveling public. In Phase I, Test Area Investigation, various …

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Dynamic Compaction In Assalouyeh, Iran, S. S. Yasrobi, E. Asghari Apr 2004

Dynamic Compaction In Assalouyeh, Iran, S. S. Yasrobi, E. Asghari

International Conference on Case Histories in Geotechnical Engineering

Dynamic compaction used as a soil improvement method for treatment of filled material in sea in Assalouyeh, Iran. Land reclamation by filling soil performed up to depth 14m and dynamic compaction used for reduction of liquefaction potential and the settlements due to static loadings. The compaction pattern and the other parameters like applied energy, compaction phases and rest periods designed in term of the characteristics of the soil to be treated and filling material deep. Final compaction pattern revised according to the results of the compaction on trial areas. Extensive trial compactions performed to optimize the compaction process with respect …

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Large-Scale Land Reclamation And Soil Improvement For A City Expansion, Hisham T. Eid, Omar M. Alansari Apr 2004

Large-Scale Land Reclamation And Soil Improvement For A City Expansion, Hisham T. Eid, Omar M. Alansari

International Conference on Case Histories in Geotechnical Engineering

This paper describes the geotechnical experience gained over the last 25 years at a 21-square kilometers waterfront development along the east coast of Doha city, Qatar. The development process involved filling a shallow bay using approximately 53 million cubic meters of calcareous sand with gravel and limestone fragments, making it one of the largest land reclamation projects in the world. The 2 to 3-meter-high filling was placed on natural seabed deposits that typically consist of a 1.0 m to 1.25 m top layer of soft plastic silt followed by an approximately 3.5 meters of loose to medium sand and an …

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Case Histories Of Jet Grouting For Canal Excavations, Saravut Jaritngam Apr 2004

Case Histories Of Jet Grouting For Canal Excavations, Saravut Jaritngam

International Conference on Case Histories in Geotechnical Engineering

This paper presents a several case histories of jet grouting for the slope protection on soft soil. The design concept and the method of analysis of jet grouting, the method of adopted installation and effectiveness of jet grouting are presented and discussed. The project site of this study is located at Nakornsrithamarat province, South of Thailand. The comparison of soil properties before and after improvement by the jet grouting is presented. The jet grouted was adopted to serve as firm foundations and increases the slope stability during the construction process. Finally, it can be concluded that this case study can …

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Reinforcement Of Earth Structures With Cast-In-Place Piles In The Expanded Boreholes, Yu. Bagdasarov, A. Saurin Apr 2004

Reinforcement Of Earth Structures With Cast-In-Place Piles In The Expanded Boreholes, Yu. Bagdasarov, A. Saurin

International Conference on Case Histories in Geotechnical Engineering

This given work has been dedicated to samples of the constructive layouts for simplified rigid rollers, grounds categories as per labour input of the holes to be unreeled, constructive layouts for strengthening ground constructions with cast-in-place piles in the unreeled holes (PUH). A formula for assessment of the distance between PUH is also given here as well as some results of the studies as per compacted areas of the space around piles and improving PUH ground characteristics (ρd and E).

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Non-Destructive Testing Of Piles Using The Low Strain Integrity Method, Nasser Massoudi, Wondem Teferra Apr 2004

Non-Destructive Testing Of Piles Using The Low Strain Integrity Method, Nasser Massoudi, Wondem Teferra

International Conference on Case Histories in Geotechnical Engineering

Non-destructive testing of piles has gained increased acceptance for various purposes, e.g., quality control/quality assurance, verification of existing conditions, and quantification of dimensions. The correct use of this technique can greatly simplify and expedite investigation, and be economical in addressing concerns or questions on pile conditions. Equally, its incorrect use can cause controversies, delays, and/or create adverse reputation for the technology. This paper presents three case histories on the use of the low strain, pile integrity testing (PIT) for different pile types and for different reasons. In this paper, the term “pile” is used generically and implies all types of …

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A Case History Of The Use Of Geofoam For Bridge Approach Fills, Armin W. Stuedlein, Dawit Negussey, Michael Mathioudakis Apr 2004

A Case History Of The Use Of Geofoam For Bridge Approach Fills, Armin W. Stuedlein, Dawit Negussey, Michael Mathioudakis

International Conference on Case Histories in Geotechnical Engineering

A new bridge replaced the Route 85 Bridge over Normans Kill Creek in Albany, NY in 2001. The old bridge was a double span steel truss bridge with pile-supported abutments and a mid pier in the creek channel. The replacement is a single span concrete girder bridge and was constructed adjacent to the old bridge to minimize the extent of realignment of the roadway centerline. The soil stratigraphy along the creek bank consists of weak and compressible lacustrine deposits. During construction of the new bridge, the old bridge had to remain in operation. EPS geofoam was used as a lightweight …

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Cases Histories And Recent Development Of The Sand Compaction Pile Method As A Countermeasure Against Liquefaction, K. Harada, H. Tsuboi, Y. Tanaka, Y. Takehara, H. Fukada Apr 2004

Cases Histories And Recent Development Of The Sand Compaction Pile Method As A Countermeasure Against Liquefaction, K. Harada, H. Tsuboi, Y. Tanaka, Y. Takehara, H. Fukada

International Conference on Case Histories in Geotechnical Engineering

The Sand Compaction Pile (SCP) method is the most useful countermeasure against liquefaction in Japan. The investigation on the effectiveness of improved ground by the SCP method suffered from the past large-scale earthquakes (the 1993 Kushiro-Oki Earthquake, the 1994 Hokkaido Toho-Oki Earthquake, the 1995 Hyogo-ken Nambu Earthquake etc.) were conducted and found that the behavior of the compacted ground apparently differ from unimproved one. Especially less subsidence occurred on the compacted area compared with the unimproved area at Port Island and Rokko Island during even the 1995 Hyogo-ken Nambu (Kobe) earthquake. The conventional SCP method aims to increase the bearing …

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Micropile Foundations In Karst: Static And Dynamic Testing Variability, Jesús Gómez, Allen Cadden, O. Christopher Webster Apr 2004

Micropile Foundations In Karst: Static And Dynamic Testing Variability, Jesús Gómez, Allen Cadden, O. Christopher Webster

International Conference on Case Histories in Geotechnical Engineering

Development of a major industrial facility required support of large loads from machine foundations. The site was underlain by highly variable karstic limestone conditions, which resulted in irregular depths to rock, very soft residual soil layers, and potential for voids in the rock and soil matrix. Foundation mats on micropiles were selected for support of the machines. The benefits associated with the micropiles were the speed of installation, and relative cost and schedule savings. Two load tests were performed before the start of micropile installation. One of these tests failed prematurely. A third test, performed during the initial stages of …

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Injection Consolidation Under The Piers Of The Railway Bridges For The Rehabilitation Of Line Merano-Malles, Mario Volante, Elisabetta Scattolini, Enrico Maria Pizzarotti Apr 2004

Injection Consolidation Under The Piers Of The Railway Bridges For The Rehabilitation Of Line Merano-Malles, Mario Volante, Elisabetta Scattolini, Enrico Maria Pizzarotti

International Conference on Case Histories in Geotechnical Engineering

Newdesign loads onMerano-Malles Railways Line required structural and ground improvement along the whole line and particularly on a couple of XIX century masonry arch bridges near Silandro village, N-E Italy, South Tyrol region. The need tominimize downward-settlements during ground improvement operation, alongwith the target to create a controlled upward liftup of treated footings, brought our design choice toward an extremely delicate and totally monitored Multistage-Multiport Low Pressure Grouting solution, based on Manchettes - pipe technique. A Successful Design concept, Grouting details, Monitoring results are presented in this paper.

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Case History: Foundation Evaluation For The Virginia Highway 288 Project, Emad Farouz, Paul Landers, Scott Webster Apr 2004

Case History: Foundation Evaluation For The Virginia Highway 288 Project, Emad Farouz, Paul Landers, Scott Webster

International Conference on Case Histories in Geotechnical Engineering

For the first time in Virginia highway construction history, a consortium of contractors, engineers, and designers proposed an expansion of the VA-288 highway around the fast-growing western half of Richmond. The design-build project was approved in December 2000 and construction began April 2001. The project includes constructing approximately 17 miles of new highway with 23 bridges and overpasses. The fast-track, design-build process requires that bridge design and construction be carefully evaluated to determine the most cost-effective approach. Figure 1 presents the Site Location Map. In keeping with the design-build process, the bridge foundations were varied depending upon the crossing’s length …

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Quality Control Of Cement Deep Soil Mixing Work For The Port Of Oakland Projects, David S. Yang, Christopher J. Coutu, Larry L. Scheibel Apr 2004

Quality Control Of Cement Deep Soil Mixing Work For The Port Of Oakland Projects, David S. Yang, Christopher J. Coutu, Larry L. Scheibel

International Conference on Case Histories in Geotechnical Engineering

The Cement Deep Soil Mixing (CDSM) method is an in situ soil treatment technology that introduces and mixes cementitious materials with native soils using hollow-stem rotating shafts equipped with a cutting tool at the tip and mixing paddles above the tip. The successful use of the soil-cement produced by CDSM relies on the selection of acceptance criteria and construction quality control during the in situ soil mixing process. Two CDSM projects for the Port of Oakland are used as case examples to present the acceptance criteria set and the execution of the quality control program for the soil mixing work. …

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Site-Specific Earthquake Ground Motions For The 12th Street And 14th Street Viaducts On Route 139 In Jersey City, New Jersey, Aly M. Mohammad, Anthony S. Crincoli Apr 2004

Site-Specific Earthquake Ground Motions For The 12th Street And 14th Street Viaducts On Route 139 In Jersey City, New Jersey, Aly M. Mohammad, Anthony S. Crincoli

International Conference on Case Histories in Geotechnical Engineering

The 12th and 14th Street Viaducts, which carry Route 139, are located west of the Holland Tunnel in Jersey City, New Jersey. The two viaducts, supported on pile foundations, provide access to and from the Holland Tunnel (which connects New York City and New Jersey) and are considered critical structures. The New Jersey Department of Transportation (NJDOT) has selected DMJM+HARRIS to perform design services including rehabilitation and seismic retrofit for the 12th Street and 14th Street Viaducts. The subsurface conditions play a major role in evaluating the structures behavior under a seismic event. At the project site, the subsurface conditions …

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Effect Of Earthquakes In Marshy Lands And Alluvial Soils: Case Histories, Saripalli Suryanarayana Apr 2004

Effect Of Earthquakes In Marshy Lands And Alluvial Soils: Case Histories, Saripalli Suryanarayana

International Conference on Case Histories in Geotechnical Engineering

This paper presents a case study of the various factors effecting foundations and piling in marsy lands and alluvial soils. Various aspects regarding these types of soils are presented in context of the Indian sub-continent. Various case studies are shown and practical inferences are drawn from them on the correct methodology of piling and foundation work to be performed in marshy and alluvial soils. Also examples from recent earthquakes in Gujarat, India are analyzed. . Precautionary measures such as light structures, with no cantilever, and no highrise buildings are a preliminary step. Further the overstressing of ground need to be …

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Times Square Redevelopment: A Below Grade View, Tony D. Canale, James L. Kaufman, George J. Tamaro Apr 2004

Times Square Redevelopment: A Below Grade View, Tony D. Canale, James L. Kaufman, George J. Tamaro

International Conference on Case Histories in Geotechnical Engineering

The paper describes the design and construction of the foundations for two new high-rise structures in New York City (NYC). The sites are located in the heart of Times Square, bound by 42nd Street to the north, 41st Street to the south, and Broadway to the east. Below grade, active subways and subway stations abut the sites, extending as much as 50 feet into the property. The work involved the demolition of existing structures, excavation of debris and rock to depths exceeding 30 feet below grade, bracing adjacent subway structures around the site, installing high capacity caissons immediately adjacent to …

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Nature And Properties Of Earthquake Energy And Waves And Their Contribution To Liquefaction Aspects At Adani Port During 2001 Bhuj Earth Quake, R. K. Katti, A. R. Katti Apr 2004

Nature And Properties Of Earthquake Energy And Waves And Their Contribution To Liquefaction Aspects At Adani Port During 2001 Bhuj Earth Quake, R. K. Katti, A. R. Katti

International Conference on Case Histories in Geotechnical Engineering

During Bhuj earthquake of 2001, certain distinct phenomenon in coastal saturated granular deposits were observed causing extensive distress to Adani Port facilities. An attempt is made to analyse the root cause by examining nature and properties of earthquake energy, geometry of earth and the origin of energy and propagation of waves, including excess pore water pressure contributed by Pwave. Although pile raft system were less damaged due to liquefaction, the tests showed extensive loss of load capacity. These aspects are presented in this paper.

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Site Effects On Structure Damage And Surface Ground Motion Characteriscits In Tacna, Peru During Jun 23, 2001 MW 8.4 Earthquake, Jennifer L. Williams, Nien-Yin Chang, Pedro C. Repetto Apr 2004

Site Effects On Structure Damage And Surface Ground Motion Characteriscits In Tacna, Peru During Jun 23, 2001 MW 8.4 Earthquake, Jennifer L. Williams, Nien-Yin Chang, Pedro C. Repetto

International Conference on Case Histories in Geotechnical Engineering

At a magnitude of Mw 8.4, the June 23, 2001 southern Peru earthquake was the largest earthquake to have occurred anywhere in the world in the last 36 years and the largest in the region in 133 years. Many researchers have postulated the theory of the effect local site conditions can have on surface ground motion and resulting building damage intensities. However, due to the relative infrequency of earthquake occurrences, a limited number of major earthquakes have been evaluated in detail to better quantify the effects of site conditions using case studies. This paper presents the case history of …

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A Comparison Of Wavelet Analysis Of Strong Motion Data Of Kocaeli, Duzce And Pulumur Earthquakes, Turkey, Berrak Teymur, S. P. Gopal Madabhushi Apr 2004

A Comparison Of Wavelet Analysis Of Strong Motion Data Of Kocaeli, Duzce And Pulumur Earthquakes, Turkey, Berrak Teymur, S. P. Gopal Madabhushi

International Conference on Case Histories in Geotechnical Engineering

In recent years there were several earthquakes in Turkey with magnitudes 7.4, 7.2 and 6 in Kocaeli, Duzce and Pulumur respectively. The first two occurred in 1999 causing the most damage both structurally and economically. The last happened in January 2003. These were all on the North Anatolian Fault and the earthquake occurrence was propagating towards east on the fault. Damage due to surface faulting, slope stability, liquefaction occurred during these earthquakes. In this paper the strong motion data acquired from these earthquakes at various locations are inspected using both the commonly used Fast Fourier transform and more recent harmonic …

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The Newtown Creek Water Pollution Control Plant Upgrade Project: A Geotechnical Treatment, Domenic D’Argenzio, Hiren J. Shah, Hugh S. Lacy Apr 2004

The Newtown Creek Water Pollution Control Plant Upgrade Project: A Geotechnical Treatment, Domenic D’Argenzio, Hiren J. Shah, Hugh S. Lacy

International Conference on Case Histories in Geotechnical Engineering

The paper presents several geotechnical design and construction aspects of the Newtown Creek Water Pollution Control Plant upgrade project in Brooklyn, New York. The plant is located in the Greenpoint section of Brooklyn, adjacent to the south embankment of Newtown Creek. The original plant was constructed in the 1960s and serves portions of Brooklyn, Queens and Manhattan. The Department of Environmental Protection (DEP) of the City of New York is in the process of upgrading the plant to meet current and future treatment requirements. The upgraded plant, which is scheduled for completion by 2013, will be one of the largest …

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