Works (63)

Updated: May 3rd, 2023 07:33

2023 journal article

Estimating live-bed local scour around bridge piers in cohesionless sediments: applicability and bias of selected models

CANADIAN GEOTECHNICAL JOURNAL, 60(4), 471–487.

By: A. Shahriar, M. Gabr, B. Montoya & A. Ortiz

author keywords: bridge scour; LRFD; probability of exceedance; live-bed; conservatism; statistical models
Sources: Web Of Science, ORCID
Added: May 1, 2023

2023 journal article

Framework for a reliability-based analysis of local scour and its effect on pile response in clay

COMPUTERS AND GEOTECHNICS, 153.

By: A. Shahriar, M. Gabr, B. Montoya & A. Ortiz

author keywords: Scour; Bridge pier; Reliability index; LRFD; Laterally loaded pile; Clay; Axially loaded pile
Sources: Web Of Science, ORCID
Added: October 28, 2022

2023 journal article

Local scour around bridge abutments: Assessment of accuracy and conservatism

JOURNAL OF HYDROLOGY, 619.

By: A. Shahriar, M. Gabr, B. Montoya & A. Ortiz

author keywords: Abutment scour; MAPE; Conservatism; HEC 18; Vertical wall abutment; Spill through abutment
Sources: Web Of Science, ORCID
Added: February 20, 2023

2023 article

Resonant Column Testing Procedure for Microbial-Induced Carbonate- Precipitated Sands

Na, K., Cabas, A., & Montoya, B. M. (2023, January 23). GEOTECHNICAL TESTING JOURNAL, Vol. 1.

By: K. Na n, A. Cabas n & B. Montoya

Sources: Web Of Science, ORCID
Added: March 6, 2023

2022 article

Effect of Treatment Solution Chemistry and Soil Engineering Properties due to Microbially Induced Carbonate Precipitation Treatments on Vegetation Health and Growth

Ghasemi, P., & Montoya, B. M. (2022, October 19). ACS ES&T ENGINEERING.

By: P. Ghasemi & B. Montoya

author keywords: MICP-vegetation compatibility; Bermuda grass; phosphorus; soil improvement; calcium carbonate precipitation
Source: Web Of Science
Added: November 14, 2022

2022 article

Effects of microbially induced carbonate precipitation on diffuse double layer and particle fabric of oil sands fine tailings

Liu, Q., & Montoya, B. M. (2022, January 13). CANADIAN JOURNAL OF CIVIL ENGINEERING.

By: Q. Liu & B. Montoya

author keywords: oil sands fi ne tailings; microbially induced carbonate precipitation; diffuse double layer thickness
Source: Web Of Science
Added: June 6, 2022

2022 journal article

Field Implementation of Microbially Induced Calcium Carbonate Precipitation for Surface Erosion Reduction of a Coastal Plain Sandy Slope

JOURNAL OF GEOTECHNICAL AND GEOENVIRONMENTAL ENGINEERING, 148(9).

By: P. Ghasemi n & B. Montoya

Source: Web Of Science
Added: August 1, 2022

2022 journal article

Framework for the Development of Strain-Based Ultimate Performance Limit State Criterion for the Stability of Earthen Embankments

JOURNAL OF GEOTECHNICAL AND GEOENVIRONMENTAL ENGINEERING, 148(4).

By: R. Jadid, B. Montoya & M. Gabr

author keywords: Slope stability; Performance limit; Levee; Embankment dam; Rapid drawdown (RDD); Flood loading; Surface monitoring
Sources: Web Of Science, ORCID
Added: February 2, 2022

2021 journal article

Bridge Pier Scour: An overview of factors affecting the phenomenon and comparative evaluation of selected models

TRANSPORTATION GEOTECHNICS, 28.

By: A. Shahriar, A. Ortiz, B. Montoya & M. Gabr

author keywords: Bridge scour; Erodibility; Geotechnical aspects; Critical shear stress; Deterministic models; HEC-18 model
Sources: Web Of Science, ORCID
Added: October 4, 2021

2021 journal article

Distribution and Properties of Microbially Induced Carbonate Precipitation in Underwater Sand Bed

JOURNAL OF GEOTECHNICAL AND GEOENVIRONMENTAL ENGINEERING, 147(10).

By: B. Montoya, J. Do & M. Gabr

author keywords: Microbially induced carbonate precipitation (MICP); Shear wave velocity; Cone penetration test; Spherical flow; Submerged; Seepage analysis; Damkohler number; K-G
Sources: Web Of Science, ORCID
Added: August 30, 2021

2021 article

Effect of stress path on the shear response of bio-cemented sands

Nafisi, A., Liu, Q., & Montoya, B. M. (2021, June 30). ACTA GEOTECHNICA.

By: A. Nafisi, Q. Liu & B. Montoya

author keywords: Bio-cementation; Cementation degradation; MICP; Nonlinear failure envelope; Shear response; Stress path
Source: Web Of Science
Added: July 12, 2021

2021 article

Microbial-Induced Calcium Carbonate Precipitation to Accelerate Sedimentation of Fine Tailings

Liu, Q., & Montoya, B. M. (2021, October 1). JOURNAL OF GEOTECHNICAL AND GEOENVIRONMENTAL ENGINEERING, Vol. 147.

By: Q. Liu & B. Montoya

Source: Web Of Science
Added: August 30, 2021

2021 journal article

Quantifying probability of deceedance estimates of clear water local scour around bridge piers

JOURNAL OF HYDROLOGY, 597.

By: A. Shahriar, B. Montoya, A. Ortiz & M. Gabr

author keywords: Scour; Bridge pier; Probability of deceedance; Clear-water; Statistical models
Sources: Web Of Science, ORCID
Added: June 14, 2021

2021 journal article

Scour Mitigation and Erodibility Improvement Using Microbially Induced Carbonate Precipitation

GEOTECHNICAL TESTING JOURNAL, 44(5), 1467–1483.

By: J. Do, B. Montoya & M. Gabr

author keywords: microbially induced carbonate precipitation; bio-cementation; scour; impinging jet; erodibility parameters
Sources: Web Of Science, ORCID
Added: August 23, 2021

2020 journal article

Effect of repeated rise and fall of water level on seepage-induced deformation and related stability analysis of Princeville levee

ENGINEERING GEOLOGY, 266.

By: R. Jadid, B. Montoya, V. Bennett* & M. Gabr

author keywords: Slope stability; Limit state; Levee; Embankment dam; Probability of failure; Rapid drawdown
Sources: Web Of Science, ORCID
Added: April 6, 2020

2020 journal article

Shear Strength Envelopes of Biocemented Sands with Varying Particle Size and Cementation Level

JOURNAL OF GEOTECHNICAL AND GEOENVIRONMENTAL ENGINEERING, 146(3).

By: A. Nafisi, B. Montoya & T. Evans

author keywords: Microbial-induced calcium carbonate precipitation (MICP); Shear response; Shear wave velocity; Failure envelope
Source: Web Of Science
Added: June 1, 2020

2020 journal article

Tensile strength of sands treated with microbially induced carbonate precipitation

CANADIAN GEOTECHNICAL JOURNAL, 57(10), 1611–1616.

By: A. Nafisi, D. Mocelin, B. Montoya & S. Underwood n

author keywords: bio-cementation; MICP; tensile strength; unconfined compressive strength (UCS)
Source: Web Of Science
Added: October 26, 2020

2020 journal article

The effect of laboratory compaction method on the resilient behaviour and fabric of aggregate base course materials

Road Materials and Pavement Design, 21(7), 1955–1967.

By: A. Bozorgi n, A. Fried n, B. Montoya & C. Castorena

author keywords: aggregate base course; resilient modulus; compaction; fabric; digital image analysis; particle contacts
Sources: Web Of Science, Crossref, ORCID
Added: February 24, 2020

2019 journal article

Debonding of microbially induced carbonate precipitation-stabilized sand by shearing and erosion

GEOMECHANICS AND ENGINEERING, 17(5), 429–438.

By: J. Do, B. Montoya & M. Gabr

author keywords: microbially induced carbonate precipitation (MICP); bio-cementation; triaxial testing; impinging jet testing; erodibility
Sources: Web Of Science, ORCID
Added: April 22, 2019

2019 journal article

Enhancement of Coal Ash Compressibility Parameters Using Microbial-Induced Carbonate Precipitation

JOURNAL OF GEOTECHNICAL AND GEOENVIRONMENTAL ENGINEERING, 145(5).

By: B. Montoya, S. Safavizadeh & M. Gabr

Sources: Web Of Science, ORCID
Added: September 3, 2019

2019 journal article

Enhancement of Coal Ash Compressibility Parameters Using Microbial-Induced Carbonate Precipitation

Journal of Geotechnical and Geoenvironmental Engineering, 145(5), 04019018.

By: B. Montoya, S. Safavizadeh n & M. Gabr

Sources: Crossref, ORCID
Added: December 16, 2019

2019 journal article

Influence of Microbe and Enzyme-Induced Treatments on Cemented Sand Shear Response

JOURNAL OF GEOTECHNICAL AND GEOENVIRONMENTAL ENGINEERING, 145(9).

By: A. Nafisi, S. Safavizadeh n & B. Montoya

author keywords: Bio-mediated techniques; Microbially induced <mml; math display="inline" overflow="scroll"><mml; mrow><mml; msub><mml; mi>CaCO</mml; mi><mml; mn>3</mml; mn></mml; msub></mml; mrow></mml; math> precipitation (MICP); Enzyme induced <mml; math display="inline" overflow="scroll"><mml; mrow><mml; msub><mml; mi>CaCO</mml; mi><mml; mn>3</mml; mn></mml; msub></mml; mrow></mml; math> precipitation (EICP); Macro; and microscale comparison
Source: Web Of Science
Added: August 5, 2019

2019 journal article

Investigating challenges of in situ delivery of microbial-induced calcium carbonate precipitation (MICP) in fine-grain sands and silty sand

Canadian Geotechnical Journal, 56(12), 1889–1900.

By: A. Zamani, B. Montoya & M. Gabr

author keywords: cemented silty sand; shear wave velocity; microbial-induced calcium carbonate precipitation; Sporocarcina pasteurii; injection rate; injection pressures
Sources: Web Of Science, ORCID
Added: December 9, 2019

2019 conference paper

MICP

Geo-Congress 2019. Presented at the Eighth International Conference on Case Histories in Geotechnical Engineering.

By: A. Nafisi & B. Montoya

Event: Eighth International Conference on Case Histories in Geotechnical Engineering

Source: Crossref
Added: February 24, 2020

2019 conference paper

MICP

Geo-Congress 2019. Presented at the Eighth International Conference on Case Histories in Geotechnical Engineering.

By: P. Ghasemi n, A. Zamani n & B. Montoya

Event: Eighth International Conference on Case Histories in Geotechnical Engineering

Source: Crossref
Added: February 24, 2020

2019 conference paper

MICP

Geo-Congress 2019. Presented at the Eighth International Conference on Case Histories in Geotechnical Engineering.

By: J. Do, B. Montoya & M. Gabr

Event: Eighth International Conference on Case Histories in Geotechnical Engineering

Source: Crossref
Added: February 24, 2020

2019 journal article

Microbial induced calcium carbonate precipitation in coal ash

GEOTECHNIQUE, 69(8), 727–740.

By: S. Safavizadeh n, B. Montoya & M. Gabr

author keywords: geomorphology; ground improvement; industrial wastes; laboratory tests; mineralogy; particle-scale behaviour; remediation; soil stabilisation
Sources: Web Of Science, ORCID
Added: August 5, 2019

2019 journal article

Undrained cyclic response of silty sands improved by microbial induced calcium carbonate precipitation

SOIL DYNAMICS AND EARTHQUAKE ENGINEERING, 120, 436–448.

By: A. Zamani & B. Montoya

author keywords: Undrained cyclic response; MICP; Silty sand; Fines content; Sporosarcina pasteurii; Cementation
Source: Web Of Science
Added: April 22, 2019

2018 conference paper

A new framework for identifying cementation level of MICP-treated sands

Ifcee 2018: innovations in ground improvement for soils, pavements, and subgrades, (296), 37–47.

By: A. Nafisi & B. Montoya

Source: NC State University Libraries
Added: August 6, 2018

2018 article

Editorial

Montoya, B. M. (2018, April). ENVIRONMENTAL GEOTECHNICS, Vol. 5, pp. 67–68.

By: B. Montoya

Source: Web Of Science
Added: August 6, 2018

2018 conference paper

Effect of microbial induced calcium carbonate precipitation on compressibility and hydraulic conductivity of fly ash

Ifcee 2018: innovations in ground improvement for soils, pavements, and subgrades, (296), 69–79.

By: S. Safavizadeh n, B. Montoya & M. Gabr

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2018 conference paper

Effect of microbial induced carbonate precipitation on the stability of mine tailings

Ifcee 2018: case histories and lessons learned, (298), 291–300.

By: A. Zamani, Q. Liu & B. Montoya

Source: NC State University Libraries
Added: August 6, 2018

2018 conference paper

Erodibility of microbial induced carbonate precipitation-stabilized sand under submerged impinging jet

Ifcee 2018: innovations in ground improvement for soils, pavements, and subgrades, (296), 19–28.

By: B. Montoya, J. Do & M. Gabr

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2018 conference paper

Liquefaction Triggering, Consequences, and Mitigation

Geotechnical Earthquake Engineering and Soil Dynamics V. Presented at the Geotechnical Earthquake Engineering and Soil Dynamics V.

By: A. Zamani, K. Feng & B. Montoya

Event: Geotechnical Earthquake Engineering and Soil Dynamics V

Source: Crossref
Added: February 24, 2020

2018 journal article

Treating Coal Ash with Microbial-Induced Calcium Carbonate Precipitation

Journal of Geotechnical and Geoenvironmental Engineering, 144(11), 02818003.

By: S. Safavizadeh n, B. Montoya & M. Gabr

Sources: Crossref, Web Of Science, ORCID
Added: October 16, 2018

2018 journal article

Undrained Monotonic Shear Response of MICP-Treated Silty Sands

JOURNAL OF GEOTECHNICAL AND GEOENVIRONMENTAL ENGINEERING, 144(6).

By: A. Zamani & B. Montoya

author keywords: Cemented silty sand; Undrained shear strength; Shear-wave velocity; Microbial induced calcium carbonate precipitation; Sporocarcina pasteurii; Skeleton void ratio; Interfines void ratio
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Discrete element method simulations of bio-cemented sands

COMPUTERS AND GEOTECHNICS, 85, 139–150.

By: K. Feng*, B. Montoya & T. Evans*

author keywords: Discrete element method; Microbial induced calcite precipitation; Cemented sand; Triaxial tests; Shear strength
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Quantifying Level of Microbial-Induced Cementation for Cyclically Loaded Sand

JOURNAL OF GEOTECHNICAL AND GEOENVIRONMENTAL ENGINEERING, 143(6).

By: K. Feng* & B. Montoya

author keywords: Microbial-induced calcite precipitation; Cemented sands; Shear-wave velocity; Cyclic shear strength
Source: Web Of Science
Added: August 6, 2018

2017 conference paper

Shearing and Hydraulic Behavior of MICP Treated Silty Sand

Geotechnical Frontiers 2017. Presented at the Geotechnical Frontiers 2017.

By: A. Zamani & B. Montoya

Event: Geotechnical Frontiers 2017

Source: Crossref
Added: February 24, 2020

2016 conference paper

Erosion Reduction of Coastal Sands Using Microbial Induced Calcite Precipitation

Geo-Chicago 2016. Presented at the Geo-Chicago 2016.

By: C. Shanahan & B. Montoya

Event: Geo-Chicago 2016

Source: Crossref
Added: February 24, 2020

2016 journal article

Influence of Confinement and Cementation Level on the Behavior of Microbial-Induced Calcite Precipitated Sands under Monotonic Drained Loading

JOURNAL OF GEOTECHNICAL AND GEOENVIRONMENTAL ENGINEERING, 142(1).

By: K. Feng n & B. Montoya

author keywords: Cemented sand; Shear strength; Microbial-induced calcite precipitation; Sporosarcina pasteurii; Urea hydrolysis
Source: Web Of Science
Added: August 6, 2018

2016 conference paper

Particulate Simulations of Triaxial Tests on Bio-Cemented Sand Using a New Cementation Model

Geo-Chicago 2016. Presented at the Geo-Chicago 2016.

By: A. Khoubani, T. Evans & B. Montoya

Event: Geo-Chicago 2016

Source: Crossref
Added: February 24, 2020

2016 conference paper

Permeability Reduction Due to Microbial Induced Calcite Precipitation in Sand

Geo-Chicago 2016. Presented at the Geo-Chicago 2016.

By: A. Zamani & B. Montoya

Event: Geo-Chicago 2016

Source: Crossref
Added: February 24, 2020

2016 conference paper

The Use of Microbial Induced Calcite Precipitation to Reduce Trace Element Leaching from Fly Ash

Geo-Chicago 2016, (271), 989–997.

By: B. Montoya, S. Safavizadeh n & A. Meredith n

Event: Geo-Chicago 2016

Sources: Crossref, NC State University Libraries
Added: August 6, 2018

2015 conference paper

Deformation of microbial induced calcite bonded sands: A micro-scale investigation

Deformation characteristics of geomaterials, 6, 978–985.

By: B. Montoya & K. Feng

Source: NC State University Libraries
Added: August 6, 2018

2015 conference paper

Drained Shear Strength of MICP Sand at Varying Cementation Levels

IFCEE 2015. Presented at the IFCEE 2015.

By: K. Feng & B. Montoya

Event: IFCEE 2015

Source: Crossref
Added: February 24, 2020

2015 conference paper

Simulating mechanical response in bio-cemented sands

Computer Methods and Recent Advances in Geomechanics, 1569–1574.

By: T. Evans, A. Khoubani & B. Montoya

Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Stress-Strain Behavior of Sands Cemented by Microbially Induced Calcite Precipitation

JOURNAL OF GEOTECHNICAL AND GEOENVIRONMENTAL ENGINEERING, 141(6).

By: B. Montoya & J. DeJong*

author keywords: Cemented sand; Shear strength; Shear wave velocity; Microbial induced calcite precipitation; Sporosarcina pasteurii; Urea hydrolysis
Source: Web Of Science
Added: August 6, 2018

2014 conference paper

Behavior of Bio-Mediated Soil ink0Loading

New Frontiers in Geotechnical Engineering. Presented at the Geo-Shanghai 2014.

By: K. Feng & B. Montoya

Event: Geo-Shanghai 2014

Source: Crossref
Added: January 24, 2021

2014 journal article

Bio-bricks: Biologically cemented sandstone bricks

CONSTRUCTION AND BUILDING MATERIALS, 55, 462–469.

By: D. Bernardi*, J. DeJong*, B. Montoya & B. Martinez*

author keywords: Bricks; Calcite precipitation; Microbially induced calcite precipitation; Compression strength; Stiffness
Source: Web Of Science
Added: August 6, 2018

2014 conference paper

Numerical Investigation of Microbial-Induced Cemented Sand Mechanical Behavior

Geo-Congress 2014 Technical Papers. Presented at the Geo-Congress 2014.

By: K. Feng, B. Montoya & T. Evans

Event: Geo-Congress 2014

Source: Crossref
Added: August 28, 2020

2014 conference paper

Strengthening Coastal Sand Dunes Using Microbial-Induced Calcite Precipitation

Geo-Congress 2014 Technical Papers. Presented at the Geo-Congress 2014.

By: C. Shanahan & B. Montoya

Event: Geo-Congress 2014

Source: Crossref
Added: August 28, 2020

2013 journal article

Biogeochemical processes and geotechnical applications: progress, opportunities and challenges

GEOTECHNIQUE, 63(4), 287–301.

By: J. Dejong, K. Soga, E. Kavazanjian, S. Burns, L. Van Paassen, A. Al Qabany, A. Aydilek, S. Bang ...

author keywords: chemical properties; environmental engineering; ground improvement; remediation; soil stabilisation
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Dynamic response of liquefiable sand improved by microbial-induced calcite precipitation

GEOTECHNIQUE, 63(4), 302–312.

By: B. Montoya, J. Dejong & R. Boulanger

author keywords: centrifuge modelling; dynamics; ground improvement; liquefaction; sands
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Experimental Optimization of Microbial-Induced Carbonate Precipitation for Soil Improvement

JOURNAL OF GEOTECHNICAL AND GEOENVIRONMENTAL ENGINEERING, 139(4), 587–598.

By: B. Martinez*, J. DeJong*, T. Ginn*, B. Montoya, T. Barkouki*, C. Hunt*, B. Tanyu*, D. Major*

author keywords: Biomediated soil improvement; Microbially induced calcite precipitation; Ground improvement; Biosoils; Ureolytic; Ureolysis; Geophysics
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Healing of biologically induced cemented sands

GEOTECHNIQUE LETTERS, 3, 147–151.

By: B. Montoya & J. Dejong

author keywords: deformation; ground improvement; sands; shear strength; stiffness
Source: Web Of Science
Added: August 6, 2018

2012 journal article

Fabrication, operation, and health monitoring of bender elements for aggressive environments

Geotechnical Testing Journal, 35(5), 728–742.

By: B. Montoya, R. Gerhard*, J. DeJong*, D. Wilson*, M. Weil*, B. Martinez*, L. Pederson*

Source: NC State University Libraries
Added: August 6, 2018

2012 conference paper

Liquefaction Mitigation Using Microbial Induced Calcite Precipitation

GeoCongress 2012. Presented at the GeoCongress 2012.

By: B. Montoya, J. DeJong*, R. Boulanger*, D. Wilson*, R. Gerhard*, A. Ganchenko*, J. Chou

Event: GeoCongress 2012

Source: Crossref
Added: August 28, 2020

2012 journal article

Seismic and Resistivity Measurements for Real-Time Monitoring of Microbially Induced Calcite Precipitation in Sand

Geotechnical Testing Journal, 35(2), 330–341.

By: M. Weil*, J. DeJong*, B. Martinez* & B. Mortensen*

Source: Crossref
Added: September 23, 2021

2011 journal article

Effects of environmental factors on microbial induced calcium carbonate precipitation

Journal of Applied Microbiology, 111(2), 338–349.

By: B. Mortensen*, M. Haber*, J. DeJong*, L. Caslake* & D. Nelson*

author keywords: bio-mediated soil improvement; calcium carbonate precipitation; soil; Sporosarcina pasteurii; subsurface; urease
Source: Crossref
Added: September 23, 2021

2011 journal article

Forward and Inverse Bio-Geochemical Modeling of Microbially Induced Calcite Precipitation in Half-Meter Column Experiments

Transport in Porous Media, 90(1), 23–39.

By: T. Barkouki*, B. Martinez*, B. Mortensen*, T. Weathers*, J. De Jong*, T. Ginn*, N. Spycher*, R. Smith*, Y. Fujita*

author keywords: Calcite precipitation; Urea hydrolysis; Ureolysis; Strontium remediation; Soil improvement; Inverse; Biogeochemistry; Biogeochemical; Biogrout; Biocementation; Bioremediation; Reactivetransport
Source: Crossref
Added: September 23, 2021

2011 journal article

Soil engineering in vivo : harnessing natural biogeochemical systems for sustainable, multi-functional engineering solutions

Journal of The Royal Society Interface, 8(54), 1–15.

By: J. DeJong*, K. Soga*, S. Banwart*, W. Whalley*, T. Ginn*, D. Nelson*, B. Mortensen*, B. Martinez*, T. Barkouki*

author keywords: bioengineering; bio-mediated soil improvement; sustainability; microbially induced calcite precipitation; biosoil; ground improvement
Source: Crossref
Added: September 23, 2021

2010 journal article

Bio-mediated soil improvement

Ecological Engineering, 36(2), 197–210.

By: J. DeJong*, B. Mortensen*, B. Martinez* & D. Nelson*

author keywords: Bio-mediated; Bio-soil; Soil improvement; Ground improvement; Geotechnical engineering; Calcite precipitation; Microbes; Microbial induced calcite precipitation
Source: Crossref
Added: September 23, 2021