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Ehsan A. Gharahbagh, Ph.D.

Affiliations: 
2013 Energy and Mineral Engineering Pennsylvania State University, State College, PA, United States 
Area:
Mining Engineering, Geotechnology, Civil Engineering
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"Ehsan Gharahbagh"
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Jamal Rostami grad student 2013 Penn State
 (Development of a soil abrasion test and analysis of impact of soil properties on tool wear for soft-ground mechanized tunneling.)

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Publications

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Gharahbagh EA, Qiu T, Rostami J. (2014) Effect of water content on the abrasivity of granular soils in soft ground tunneling applications Geotechnical Special Publication. 485-494
Long N, Hagan B, Gharahbagh EA. (2014) Application of vacuum dewatering systems for SEM cross passage constructions in difficult ground conditions North American Tunneling - 2014 Proceedings, Nat 2014. 946-953
Gharahbagh EA, Rostami J, Talebi K. (2014) Relationship between cutterhead torque and tool wear: A laboratory-scale study North American Tunneling - 2014 Proceedings, Nat 2014. 201-210
Gharahbagh EA, Qiu T, Rostami J. (2013) Evaluation of granular soil abrasivity for wear on cutting tools in excavation and tunneling equipment Journal of Geotechnical and Geoenvironmental Engineering. 139: 1718-1726
Mosleh M, Gharahbagh EA, Rostami J. (2013) Effects of relative hardness and moisture on tool wear in soil excavation operations Wear. 302: 1555-1559
Rostami J, Sepehrmanesh M, Gharahbagh EA, et al. (2013) Planning level tunnel cost estimation based on statistical analysis of historical data Tunnelling and Underground Space Technology. 33: 22-33
Gharahbagh EA, Rostami J, Talebi K, et al. (2013) Experimental study of impact of soil conditioning on soil abrasion and cutter wear of EPB TBMs Proceedings - Rapid Excavation and Tunneling Conference. 1052-1064
Shinouda MM, Gharahbagh EA, Shinouda MMR. (2013) Untangling the mystery of soil conditioning in EPB tunneling Proceedings - Rapid Excavation and Tunneling Conference. 1074-1085
Sepehrmanesh M, Rostami J, Gharahbagh EA. (2012) Planning level tunnel cost estimation based on the statistical analysis of historical data 2012 Proceedings - North American Tunneling, Nat 2012. 502-507
Rostami J, Gharahbagh EA, Palomino AM, et al. (2012) Development of soil abrasivity testing for soft ground tunneling using shield machines Tunnelling and Underground Space Technology. 28: 245-256
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