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Advanced Search Results For "EXCAVATION"

1 - 10 of 46,441 results for
 "EXCAVATION"
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A Study on Excavation Characteristics of Tunnel with Upper-Soft Lower-Hard Stratum.

Publication Type:Academic Journal

Source(s):Geofluids. 9/23/2022, p1-11. 11p. 4 Color Photographs, 3 Diagrams, 5 Charts, 5 Graphs, 1 Map.

Abstract:In view of the geological environment, in which the upper part is the "soft" layer of completely weathered siliceous rock and the lower part is the "hard" layer of weakly weathered limestone, the rail surface line is designed to pass through the interf...

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Characterization and Proposal of a Substitute Stone for the Restoration of the Archaeological Site of Lixus (Larache, Morocco).

Publication Type:Academic Journal

Source(s):Ecological Engineering & Environmental Technology (EEET). 2022, Vol. 23 Issue 5, p124-136. 13p.

Abstract:The town of Lixus is the most important archaeological site on the Moroccan Atlantic coast. It is essentially built, from at least 12 centuries BC, by rocks of sedimentary origin. A preliminary diagnosis allowed us to identify the main factors of the p...

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An Improved Method for Estimating the Strength of Jointed Rock Mass Using Drilling Technology.

Publication Type:Academic Journal

Source(s):Geofluids. 8/16/2022, p1-12. 12p. 5 Charts, 6 Graphs.

Abstract:During underground excavations for civil and mining engineering purposes, the variations in mechanical properties of jointed rock mass are important, especially for the design of underground structures. The unreasonable evaluation of strength propertie...

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Numerical Study on the Relationship between the Dominant Frequency of Blasting Vibration and the Development of Plastic Zone in Cylindrical Charge.

Publication Type:Academic Journal

Source(s):Geofluids. 8/5/2022, p1-10. 10p. 1 Diagram, 6 Charts, 10 Graphs.

Abstract:Blasting vibration is a widely studied harmful effect of rock blasting excavations. Many factors affect its dominant frequency, which makes analyzing, evaluating, and predicting it difficult. This study explored the factors influencing the dominant fre...

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A Numerical Study of Ground Displacement and Stress Conditions of Small and Medium Circular Diaphragm Wall during Excavation.

Publication Type:Academic Journal

Source(s):Advances in Civil Engineering. 6/19/2022, p1-22. 22p.

Abstract:In the present study, a dimensional total-stress elasto-plastic FEM analysis was conducted, which was based on the Mohr-Coulomb constitutive model. The model was combined with a practical engineering case in order to investigate ground displacements an...

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Stability Analysis of Blasting Excavation for High Rock Slope of Highway Reconstruction and Expansion.

Publication Type:Academic Journal

Source(s):Advances in Civil Engineering. 7/31/2022, p1-12. 12p.

Abstract:To analyze the stability of high rock slopes under millisecond blasting in the paper, time-history curves of millisecond blasting dynamic loads are established based on field data from the reconstruction and extension project of the Beijing-Shanghai Hi...

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Más allá de la amistad: ofrendas y ajuares funerarios de perros en sitios arqueológicos del Altiplano boliviano.

Publication Type:Academic Journal

Source(s):Archaeobios. jul2022, Vol. 1 Issue 16, p89-109. 21p.

Abstract:Los perros son el resultado de la primera domesticación animal en el mundo. La presencia de sus restos en sitios arqueológicos de Bolivia es menos frecuente que los restos de camélidos y cérvidos, y se identifican mayormente en contextos rituales. El o...

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COLECCIÓN DE REFERENCIA DE MADERAS PARA EL ESTUDIO DEL REGISTRO ANTRACOLÓGICO DEL LITORAL ATLÁNTICO PATAGONIA SUR DE LA REPUBLICA ARGENTINA (PROVINCIAS DE SANTA CRUZ Y TIERRA DEL FUEGO).

Publication Type:Academic Journal

Source(s):Darwiniana. jul2022, Vol. 10 Issue 1, p193-227. 35p.

Abstract:En los sitios arqueológicos de sociedades cazadoras recolectoras de Patagonia, los macrorrestos vegetales leñosos carbonizados son los más frecuentes y ubicuos del registro arqueobotánico. Por esta razón, es indispensable la creación de una colección d...

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TEKİRDAĞ'DA MODERNİZM İLE KARŞILAŞMALAR: MİMARLIK, BETON VE HARABE.

Publication Type:Academic Journal

Source(s):Anadolu University Journal of Art & Design. Jun2022, Vol. 12 Issue 1, p21-41. 21p.

Abstract:Arapçada "eski yapı", "yıkılmış, yıkılmaya yüz tutmuş yapı veya kent, yıkı", Latincede ise "düşmek" anlamına gelen ve ruere'den türetilen harabe (ruin), Rönesans'tan günümüze dek süblim, estetik, nostalji ve yeni anlamlar üretme potansiyelleri bağlamın...

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Research on Crack Propagation of Deep Geologic Mass Disturbed by Excavation Based on Phase Field Method.

Publication Type:Academic Journal

Source(s):Geofluids. 5/9/2022, p1-13. 13p. 12 Diagrams, 1 Chart, 3 Graphs.

Abstract:In recent years, the phase field fracture model has been widely studied and applied. It has good convergence in crack propagation simulation. Comparing with other methods, the phase field method has advantages in simulating crack intersection, bifurcat...

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