1-18 of 18
Keywords: alignment
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2025
... closure pressure numerical finite element modeling hydraulic fracturing Simulation fracture pressure fracture stage alignment anisotropy 1. INTRODUCTION Current hydraulic fracture design, addresses the definition of fracture length, height, cluster separation for a single stage, type of fluid...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-1034
... ABSTRACT: The Trans-Canada Highway1 in British Columbia, Canada, between Kamloops, BC and the BC border is in the process of being upgraded. As part of this work, two 0.5 kilometer intervals of the highway were re-aligned and widened (from two to four lanes), by pushing back two steep bluffs...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0398
... Angeles Poisson Upstream Oil & Gas elastic moduli hydraulic conductivity investigation regional connector project bedding plane alignment 1. INTRODUCTION The Regional Connector Transit Corridor project consists of 3.0 km long new tracks of connection between a number of existing light rail...
Proceedings Papers

Paper presented at the 49th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2015
Paper Number: ARMA-2015-836
... roof pipe pipe metals & mining construction duration shaft excavation support diameter pipe optimization pipe roof installation ground settlement alignment settlement constructability 1800-mm diameter pipe ground movement excavation tunnel pipe roof design 1...
Proceedings Papers

Paper presented at the 49th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2015
Paper Number: ARMA-2015-615
... by shear zones with squeezing and creeping effects, until remedial measures and supporting adjustment were applied. Beside the difficult geological conditions, part of the alignment of this tunnel underpasses the Chuoshui River, which makes the support design even more challenging. This paper...
Proceedings Papers

Paper presented at the 47th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2013
Paper Number: ARMA-2013-328
... portions of open tunnel along U.S. 24. Reservoir Characterization tunnel alignment rail transportation Railroad Tunnel knowledge management Upstream Oil & Gas mitigation grout tennessee pass perspective view emergency sinkhole mitigation void original tunnel sinkhole void...
Proceedings Papers

Paper presented at the 47th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2013
Paper Number: ARMA-2013-183
.... neighborhood low velocity zone Upstream Oil & Gas video camera borehole borehole ccc13 Reservoir Characterization foamed sand slurry investigation alignment slurry data acquisition data Interpretation borehole ccc3 borehole ccc6 Zapata void haulageway interpretation geotechnical...
Proceedings Papers

Paper presented at the 46th U.S. Rock Mechanics/Geomechanics Symposium, June 24–27, 2012
Paper Number: ARMA-2012-135
... residents of Las Vegas, Los Angeles, and Phoenix. access shaft tunnel face canopy tube ground condition Reservoir Characterization intake excavation starter tunnel shotcrete support class support system amphibolite GSI value original starter tunnel tunnel alignment Lake Mead probe...
Proceedings Papers

Paper presented at the 46th U.S. Rock Mechanics/Geomechanics Symposium, June 24–27, 2012
Paper Number: ARMA-2012-354
... application workflow scan data extraction convergence measurement data collection scanner tunnel alignment 1. INTRODUCTION The benefit of using light detection and ranging (LiDAR) for geological engineering applications has been widely demonstrated and discussed in the literature over the past ten...
Proceedings Papers

Paper presented at the 44th U.S. Rock Mechanics Symposium and 5th U.S.-Canada Rock Mechanics Symposium, June 27–30, 2010
Paper Number: ARMA-10-401
... future reference for tunnels with similar geologic settings. Reservoir Characterization orientation Georgia Upstream Oil & Gas shear zone discontinuity structural geology biotite seam gwinnett county reservoir geomechanics tunnel alignment groundwater gneiss alignment saprolite...
Proceedings Papers

Paper presented at the 44th U.S. Rock Mechanics Symposium and 5th U.S.-Canada Rock Mechanics Symposium, June 27–30, 2010
Paper Number: ARMA-10-346
... project rock mass alignment tunnel Ground Support construction lake tap tunnel 1. INTRODUCTION In order to meet the City of Juneau, Alaska s growing demand for electricity the Alaska Electric Light & Power (AEL&P) Company recently constructed the Lake Dorothy Hydro (LDH) project. The LDH project...
Proceedings Papers

Paper presented at the The 42nd U.S. Rock Mechanics Symposium (USRMS), June 29–July 2, 2008
Paper Number: ARMA-08-148
... geology of the alignment is characterized by northwest-striking, steeply-dipping, and locally overturned marine and non-marine sedimentary rocks of the Middle to Late Miocene age. The western end of the alignment traverses marine shale and sandstone of the Sobrante Formation. The Sobrante Formation...
Proceedings Papers

Paper presented at the The 42nd U.S. Rock Mechanics Symposium (USRMS), June 29–July 2, 2008
Paper Number: ARMA-08-149
..., seven cross-passageway tunnels between the fourth bore and the existing third bore, electrical substation buildings, and a new operations and control building. Construction of the fourth bore is scheduled to begin in 2009. 2. GEOLOGY The geology of the alignment is characterized by northwest-striking...
Proceedings Papers

Paper presented at the Golden Rocks 2006, The 41st U.S. Symposium on Rock Mechanics (USRMS), June 17–21, 2006
Paper Number: ARMA-06-1056
... ABSTRACT: A variety of weak rock types are found along the alignment of the proposed Caldecott 4th Bore highway tunnel in Oakland, California. One of the rock types, locally known as the First Shale, consisting of highly fractured silty-shale will be encountered in steep portal cuts that are...
Proceedings Papers

Paper presented at the Vail Rocks 1999, The 37th U.S. Symposium on Rock Mechanics (USRMS), June 7–9, 1999
Paper Number: ARMA-99-0071
... adjacent Swingle's Quarry failed during uncontrolled dewatering in 1983 and permanently buried the drowning victims thought to be lost in that quarry. rock slope subject Piezometer quarry water level water pressure alignment law enforcement drawdown water drawdown stability quarry water...
Proceedings Papers

Paper presented at the The 35th U.S. Symposium on Rock Mechanics (USRMS), June 5–7, 1995
Paper Number: ARMA-95-0267
... ABSTRACT: In this paper, it is shown how analytical solutions, proposed recently by the authors for predicting in-situ stresses in rock masses with smooth and irregular topographies, can help in the selection of the alignment of unlined pressure tunnels near slopes and valley walls. The...
Proceedings Papers

Paper presented at the The 27th U.S. Symposium on Rock Mechanics (USRMS), June 23–25, 1986
Paper Number: ARMA-86-0961
... borings enabled the division of the rocks along the tunnel and shaft alignment into distinct lithologic units and defined the ground-water regime. Field explorations included a detailed analysis of the rock mass discontinuities at available rock unit exposures. Testing of rock strengths was performed in...
Proceedings Papers

Paper presented at the The 25th U.S. Symposium on Rock Mechanics (USRMS), June 25–27, 1984
Paper Number: ARMA-84-0351
... ABSTRACT ABSTRACT Directional dependence of strength and deformation properties of the Mount Waldo granite pluton in southeastern Maine is controlled by joints and microfractures whose orientations are linked to flow- induced alignment of microcline crystals. Longitudinal and cross joints...

Product(s) added to cart

Close Modal