Resume

 

 

 

Dr. Rashid Ibrahim Allayla

Professor / Department of Civil Engineering (Groundwater Hydrology)

Manager, Environmental Protection Program, Research Institute                                    

Address:  King Fahd University of Petroleum & Minerals

                 Box 1560, Dhahran 31261, Saudi Arabia

Telephone:(o) 860-2560 / 860-3233

Fax:           (o) 860-4746

E Mail:      allayla@kfupm.edu.sa

Web:         http://faculty.kfupm.edu.sa/ce/allayla

 

 

 

I.  Personal:

 

Place of birth:

Hail, Kingdom of Saudi Arabia.

Date of birth:

May 21, 1947.

Citizenship:

Saudi Arabian.

Residence:

Dhahran, Saudi Arabia.

 

II. Education:

 

High School:

Al-Yamamah H.S., Riyadh, Saudi Arabia

English Program:

Whittier College, California USA 1965/1966.

B.S.,C.E.:

Calif. State University, California USA 1971.         

M.Sc.,C.E.:

Calif. State University, California USA 1973.

Ph.D.:

Colorado State University, Colorado USA 1980.

 

III. Employment:

 

1973-74:

Graduate Assistant, College of Petroleum & Minerals

1980-85:

Assistant Professor, KFUPM

1986-89:

Associate Professor / Chairman of Civil Engineering Dept., KFUPM

1989-1992

Associate Professor, C.E. Dept, KFUPM.

1992-Present

Professor, Civil Engineering. Dept., KFUPM Manager, Environmental Protection Unit, Center For Environment & Water Research Institute / KFUPM

IV. Teaching:

 

SE 201

Fortran Programming

1973/74

CE 211

Descriptive Geometry

1973/74

CE 201

Engineering Statics

(1973/74; 80/81, 81/82, 04/05, 05/06,

CE 230

Engineering Fluid Mechanics

(1990/91; 92/93; 96/97)

CE 303

Water Res. Engineering

1973/74; 80/81 & 81/82;

 

 

82/83; 83/84 & 85/86

CE 330

CE 331

Engineering Hydrology

Engineering Hydrology

1980/81; 81/82; 84/85; 87/88; & 91/92)2004/05 & 05/06

CE 341

Engineering Hydraulics

1987/88

CE 370

Water Supply & Waste Water Engineering Laboratory

1988/89

CE 411

Senior Project

1983/84 & 84/85

CE 433

Ground Water Engineering

1981/82; 82/83; 83/84; & 84/85

2004/05

CE 532

Hydrodynamics

1983/84

CE 533

Flow Through Porous Media

1982/83; 84/85 & 85/86;

 

 

86/87; 90/91; 92/93; 95/96; 99/2000

CE 538

Advanced Open Channel Flow

1991/92; 1998/99, 01 & 02

CE 637

Numerical Techniques in Water Res.

1989/90

CE 633

Mechanics of Heterogeneous Media

(988/89 & 1991/92

 

 

 V. Activities

 

1980/91

General Coordinator of Saudi Arabian National Center for Science and Technology (SANCST) Acquisition Center, Eastern Province Chapter

 

 

1981/82

Elected Member of KFUPM's Council of Deans.

 

Member of Promotion Committee (Ad hoc).

 

Member of Research Committee (Standing).

 

Member of Bids & Tenders Committee (Standing).

 

Member of Laboratory Committee (Department).

Fellow, Saltsburg Seminar

 

 

1982/83

Member of the KFUPM Council of Dean (Standing).

 

Member of Promotion Committee (Ad hoc).

 

Member of Textbook Committee (Department).

 

Chairman of Lab. Committee (Department).

 

Member of Consulting Team for the State of Bahrain to Develop the Civil Engineering Curriculum for the Gulf Polytechnic University.

 

Member of the "Saudi Arabian Institute of Natural Resources and Environmental Research" Panel Formed by SANCST.

 

 

1983/84

Chairman of Community Affairs Committee (Standing).

 

Director of the First Gulf Universities Athletic Meet.

 

Consultant for the Water and Sewage Agency, Eastern Province.

 

Member of Short Course & Faculty Evaluation Committee (Department).

 

 

1984/85

Chairman of Community Affairs Committee (Standing).

 

Consultant for the Water and Sewage Agency, Eastern Province. Member of SANCST's National Panel for AR-7 Research Fund. Chairman of the Students Affairs Committee (Department).

 

1985/86

Chairman of Community Affairs Committee (Standing).

Chairman of the Students Affairs Committee (Department).

 

 

1986/87

Chairman of Civil Engineering Department.

 

Member of KFUPM Graduate Council (Standing).

 

Member of Promotion Committee (Ad hoc).

 

 

1987/88

Chairman of Civil Engineering Department.

 

Appointed as an external MS Thesis examiner for Mr. M. Al-Subiani, King Abdulaziz Univ.

 

Member of KFUPM Graduate Council (Standing).

 

Member of Promotion committee (Ad hoc).

 

 

1988/89

Chairman of Civil Engineering Department.

 

Chairman of Committee to revise the CE Curriculum  (College).

 

Member of KFUPM Graduate Council (Standing).

 

Consultant for the Min­istry of Planning for the Kingdom of Saudi Arabia's Fifth Development Plan.

 

 

1989/90

Sabbatical Leave in University of Colorado, Boulder, Colo, USA

1990/91

Member of Undergraduate Committee (Department).

 

Member of Graduate Committee (Department).

 

 

1991/92

Member of Promotion Committee (Ad hoc).

 

Member of Promotion Committee (Ad hoc)

 

Member of Graduate Committee (Ad hoc)

 

 

1992/93

Member of Promotion committee (Ad hoc)

 

Member of Promotion Committee (Ad hoc)

 

Member of Promotion Committee (Ad hoc)

 

1993/94

Manager of Environment Protection Program /Research Institute

Member of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

 

 

 

Chairman of Promotion Committee (Ad hoc)

Chairman of Promotion Committee (Ad hoc)

Chairman of Promotion Committee (Ad hoc)

Chairman of Promotion Committee (Ad hoc)

Chairman of Promotion Committee Aad hoc)

                              

1994/95

Manager of Environment Protection Program /Research Institute

Member of Project Evaluation Committee (Standing/RI)

Member of KFUPM Scientific Council

Member of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

Member of Planning Committee (Standing/RI)

 

 

 

 

 

1995/96

 

Manager of Environment Protection Program /Research Institute

Member of Project Evaluation Committee (Standing/RI)

Member of KFUPM Scientific Council 

Member of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

 

 

 

1996/97

 

Manager of Environment Protection Program /Research Institute

Member of Project Evaluation Committee (Standing/RI)

Member of KFUPM Scientific Council 

Member of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

 

1997/98

 

 

 

 

1998/99

 

 

 

 

 

 

1999/00

 

 

 

 

2000/01

 

 

2001/02

 

 

 

2002/2003

 

 

 

 

 

2003/2004

 

 

 

 

2004/2005

__________

 

 

2005/2006

 

Chairman of Conference & Publication Committee / RI (Standing)

Chairman of Promotion Committee (Ad hoc)

Member of Promotion committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

 

Chairman of Conference & Publication Committee / RI (Standing)

Chairman of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

 

Chairman of Conference & Publication Committee / RI (Standing)

Member of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

 

Chairman of Conference & Publication Committee / RI (Standing)

Chairman of Promotion Committee (Ad hoc)

 

Chairman of Conference & Publication Committee / RI (Standing)

Chairman of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

 

Chairman of Conference & Publication Committee / RI (Standing)

Chairman of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc

Member of Promotion Committee (Ad hoc

 

Chairman of Conference & Publication Committee / RI (Standing)

Chairman of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc

 

Chairman of Conference & Publication Committee / RI (Standing)

Member of Promotion Committee (Ad hoc)

Member of Promotion Committee (Ad hoc

_____________________________________________________________

Member of CE Activity Committee

Member of CE Planning Committee

Member of Promotion Committee

 

  

 

VI. Honors:

 

Awarded the best researcher at the College of Engineering for the academic year 1989/90.

 

 

VII.    Academic Contribution:

 

·         Served as a member of CE Curriculum committee to develop Civil Engineering. Curriculum for Gulf Polytechnic University, State of Bahrain.

 

·         Revised the Civil Engineering Undergraduate curriculum during tenure as Chairman of C. E.

 

·         Revised the Civil Engineering Graduate program during tenure as Chairman of C. E.

 

·         Introduced Master of Engineering program during tenure as Chairman of C. E.

 

·       Chaired a committee to introduce four new courses:  CE 330 (Engineering Hydrology), CE 370 (Water Supply and Wastewater Engineering), CE 230 (Engineering Fluid Mechanics) and CE 633 (Flow Through Heterogeneous Media).

 

VIII. Short Courses:

 

·         Coordinated a short course entitled "Use of P.C. in Water Resources Engineering"  Spring 1987.

·         Taught a short course entitled "Use of P.C. in Geotechnical Engineering” Spring 1992.

 

·         Attended Battelle International Program in R & D Management, Columbus Ohio, August 1994

 

 

IX. Funded Research:

 

·         Co-Investigator "Nitrogen Removal of Compartmentalized Activated Sludge Process," Hraj Khararjian, Principal Investi­gator, KACST ( Formerly SANCST ) Extension Grant # AR-3-16 (Completed 1985).

·         Principal Investigator "Optimum Development of Ground-Water Resources in the Eastern Province of Saudi Arabia," with H. Yazicigil and R. de Jong,  KACST Research Grant # AR-5-112 (Completed 1986).

·      Principal Investigator "Alternative Strategies in Water Resources Development," with R. de Jong and W. Selen, KACST Research Grant # AR-6-134 (Completed 1986).

·      Member “Natural Perils Exposure to Saudi Arabia” NCCI-Research Institute (Project No. 24132 (Completed 1994).

·      Program Manager “Contaminant Transport Model for the Ras Tanura Groundwater Investigation” Saudi ARAMCO-Research Institute. Project No. 24150 (Completed 1995).

·         Member “Corrosion Research Project” The Royal Commission for Jubail and Yanbu-Research Institute. Project No. 25057 (Completed 1995).

·     Member “Meteorological and Air Quality Baseline Studies” Saudi Consolidated Electrical Company-Research Institute. Project No. 24149 (Completed 1996).

·       Program Manager “Investigation of Ambient Concentrations of Auto Emissions in Three Major Cities” Saudi ARAMCO-Research Institute. Project No. 24162 (Completed 1998).

 

 

X. Thesis Supervision:

 

1. As a Member:

 

 a) MS Thesis:

 

1.       "Variational Finite Element Solution For the Navier Stokes Equation in Two Dimensions," MS Thesis by Abu Nasser Khondaker, Dr. Farookh Mohsen, Principal Advisor (Completed Spring 1985/86).

2.       "Tertiary Wastewater Treatment by Direct Filtration,"  MS Thesis by Mohammad Al-Sawaf, Dr. Hammer, Principal Advisor (Completed Spring 1985/86).

3.       "Trihalomethanes (THMs) Formation in a Distillation Process," MS Thesis by Bassam Tawabini, Dr. Hraj Khararjian, Principal Advisor (Completed Fall 1986/87).

4.       "Tertiary Wastewater Treatment by Sedimentation & Sand Filtration," MS Thesis by Suhail Ahmad, Dr. Mark Hammer, Principal Advisor (Completed Fall 1986/87).

5.       "Numerical Modeling of Alat, Khobar and Umm Er Radhuma Aquifer System in Eastern Saudi Arabia," MS Thesis by Mohammad Rasheeduddin, Dr. Hasan Yazicigil, Principal Advisor (Completed Fall 1986/87).

6.       "Evaluation of Water Quality in KFUPM Drinking Water System,” MS Thesis by Sayed Hasan, Dr. Shawkat Farooq, Principal Advisor (Completed Spring 1986/87).

7.       "An Experimental Model Study to Investigate the Effect of Scale on Dispersion Characteristics in Chlorine Contact Chambers," MS Thesis by Suhail Mitha, Dr. Farookh Mohsen, Principal Advisor (Completed Fall 1986/87).

8.       "Use of Microtubes in the Design of Optimized Trickle Irrigation Network," MS Thesis by Mohammad Ibrahim, Dr. Farookh Mohsen, Principal Advisor (Completed Fall 1988/89).

9.       "Tertiary Treatment of Municipal Sewage Via Slow Sand Filtration," MS Thesis by Samir Adham, Dr. Shawkat Farooq, Principal Advisor (Completed Spring 1988/89).

10.    "Performance of Slow Sand Filters in Treating Secondary Effluent Using Different Sizes of Local Sand,"  MS Thesis by A. K. Al-Yusef, Dr. Shawkat Farooq, Principal Advisor (Completed Spring 1989/90).

11.    “Estimation of Groundwater Resources of Wadi Al-Miah Area, Eastern Saudi Arabia by Numerical Techniques using Hydrological & Geophysical Parameters” MS Thesis by Ayaz Hasan, Dr. Abdul-Latif Qahwash, Principal Advisor (Completed Fall 1994/95).

12.    “Multi Objective Water Resources Planning Under Demand, Supply and Quality Uncertain

ties” MS Thesis by Mohammad Mujtaba Shareef, Dr Mohammad Zahrani, Principal Advisor (Completed Fall 1997/98).

13.    “Development of An Equivalent Dispersion Coefficient for a Complex Contaminant Transport Model” MS Thesis by Abid Maqsood Ahmad, Dr. Mohammad Al-Suwaiyan, principal advisor (Completed Fall 2001/02)

14.    “Risk and Hydraulic Reliability Analysis of Water Distribution Systems” MS Thesis Juned Lahiq Syed,  Dr Mohammad Al Zahrani, Principal Advisor (Completed Spring 2003)

15.    “Locating Booster Disinfection Stations in Al-Khobar Water Distribution System” Ms Thesis by Naeem Akhtar, Dr. Mohammad Al Zahrani, Principal Advisor (Competed Spring 2003))

16.    “Effect of Rate of Water Table Rise on LNAPL Entrapment in Uniform and Well-Graded Sands” MS Thesis by Mu’azu Nuhu Dalhat, Dr. Mohammad Al- Suwaiyan, Principal Advisor (Completed Spring 2005)

17) Treatment of Mixed Wastewater Streams Using Ti02-Mediated Photo catalysis

 

 

 

 

 

 

 

 

b)  Ph.D. Dissertation:

 

1.       "Effect of Dissolved Oxygen On the Adsorptive Capacity of Activated Carbon," Ph.D. Dissertation by Nabil Said Abu-Zeid, Dr. Girgis Nakhla, Principal Advisor (Completed Spring 1992/93)

2.       “Treatment Of Water Contaminated With Dimethyl Phthalate By Feton, Photo-Feton And UV/H2O2 Processes” Ph.D. Dissertation by Bassam Shafiq Al-Tawabini, Dr Mohammad Al-Suwaiyan, Principal Advisor (Completed Spring 2002)

3.       “Study of Reaction of a Submerged Membrane Activated Sludge Process” PH,D Dissertation by Iqbal Basha Kalyandurg, Dr. Mohammad Malak, Principal Advisor.

4.       “Assessment of the Relationship Between Spilled Hydrocarbon Volume & its Thickness in Monitoring Wells Considering the Water-Table Fluctuation History” PH,D Dissertation by Mohammad Saleem, Dr. Mohammad Al- Suwaiyan, Principal Advisor.

 

2. As Principal Advisor:

 

a) MS Thesis:

 

1.       "Effect of Denitrification on Dispersion of Nitrate in Saturated Porous Media," MS Thesis by Mohammad Niaz (Completed Fall 1986/87).

2.       "Investigation of Leachate from a Sanitary Land Fill in Saudi Arabia," MS Thesis by Ramzy Hejazi (Completed Spring 1988/89).

3.       "Status of Hydrological Networks in South-Western region of the Kingdom of Saudi Arabia," MS Thesis by Abdulla Al-Zahrani (Completed Fall 1989/90).

4.       "Numerical Simulation of Groundwater in the Umm Er Radhuma Aquifer at Shadco Project Area, Eastern Province,"  MS Thesis by Rajai Al-Assar (Completed Fall 1991/92).

5.       "Chemical Analysis of Al-Khobar Aquifer in the State of Bahrain," MS Thesis by Jalal Imbrahim Sharida (To be completed Fall 1992/93).

6.       “ Numerical Simulation of Factors Causing Groundwater Depletion in Al-Hassa Area”MS Thesis  by Jamal Qubaiah (Completed Spring 1994).

 

b) Ph.D. Dissertation:

 

1.       "Solution of the Transport Equation by the Collocation Method in Conjunction with the Adaptive Hermite Element Family," Ph.D. Dissertation by Mohammad Bhuiyan (Completed Spring 1988/89).

2.       "Modeling of Aggressive Solute Transport in Porous Media," PH.D Dissertation by Abu Nassir Khondaker (Completed Spring 1990/91).

3.       "Effect of dissolved oxygen and other factors on bioremediatioon of gasoline contaminated sandy aquifer," Ph.D. Dissertation by Mohammad Niaz (Completed in Spring May 1994/95)).

4.       “Unsteady Hydrodynamic Forces on Spheroidal Bodies”, Ph.D. Dissertation by Rajai Samih Al-Assar (Competed Spring 1996/97).

 

3 As Co Advisor

 

       “Treatment of Water Contaminated With Dimethyl Pathalate by Fenton, Photo-Fenton and   UV/H2O2 Processes” Ph.D. Dissertation by Bassam Tawabini (Completed Spring 2002)

 

4 As External Examinor

 1     Mr. Mohammad Al-Subaini, External Examiner, MS Thesis King Abdulaziz University, Jeddah Saudi Arabia.

2.       Mr. Mohammad Al-Murad, External Examiner, MS Thesis Arabian Gulf University, Kingdom  of Bahrain.

3. Mr. Ali Omair Mushari, External Examiner, PhD “Evaluation of Air Pollutant Concentrations and Estimation of Dispersion Pattern near Power Station in Riyadh City”. King Saud University.

 

 

 

 

XI. Publications:

 

a. Conferences:

 

1.       Bakr, A, R. I. Allayla, A.E. Dabbagh and A.G. Maadhah, "Importance of Applied Research in Developing Water Resources in Saudi Arabia" (in Arabic), Proceedings Ministry of Planning Seminar on Development of Water Resources and Uses in Saudi Arabia, Riyadh, March 8-10, 1982.

2.       Allayla, R. I. and R. de Jong  "Saline Intrusion Along the Gulf Coast," Proceedings of First Saudi Engineering Confer­ence, Jeddah, Saudi Arabia 1983.

3.       Allayla, R. I. "Theoretical Analysis of the Groundwater Contamination Problem," Proceedings of the Second Interna­tion­al Conference on Ground Water Quality Research, Stillwater, Oklahoma, USA, 1984.

4.       Farooq, S. and R. I. Allayla.  "Feasibility Study of Water Transportation of Fresh-Water to Saudi Arabia," Proceedings of Fifth Water Congress on Water Resources, Brussels, Belgium 1985.

5.       Khararjian, H., F. Mohsen, R. Siddiqi and R. I. Allayla,  "Theoretical and Experimental Evaluation of Single Activated Sludge," Proceedings of the Specialty Conference, ASCE, Boston, USA 1985.

6.       Allayla, R. I. "Numerical Modeling of Contaminants in the EOCENE Formation," Proceedings of American Water Resources Conference, Atlanta, Georgia, USA November 9, 1986.

7.       Allayla, R. I. "The Use of Predictive Models in Ground Water Contamination Problem, A Case Study” EOCENE Formation, Saudi Arabia," Proceedings of International Conference on Infiltration Development and Application, Honolulu, Hawaii, USA Jan'1987.

8.       Khondaker, A. N., M. F. Mohsen and R. I. Allayla, "A Varia­tional Approach to the Navier-Stokes Equation," Proceedings, ASCE Conference on Advancement in Aerodynamics, Fluid Mechanics and Hydraulics, U. of Minn. June 1986.

9.       Allayla, R. I.  “Evaluating  The Region’s Capabilities to Respond to and Clean up From a Major oil Spill” Pro-Active Crisis Management Conference, Dubai, UAE 1994

10.    Allayla, R. I., M. Rasheeduddin and W. A. Abderrahman, “Shallow Groundwater and Desert Greening in the Eastern Province of Saudi Arabia”, Joint Saudi-Japanese Workshop on Utilization and Conservation of Water and Soil for Desert Greening, sponsored by Petroleum Energy Center, Tokyo, Japan, and The Research Institute, KFUPM, Dhahran, Saudi Arabia Nov 1996.

11.    Al-Tawabini, B., M. Al-Suwaiyan and R. Allayla, “Remediation of Groundwater Contaminated With Phthalates By Advanced Oxidation Technology” Engineering Conference King Fahd University of Petroleum & Minerals, Dec 2002.

 

b. Refereed Journals:

 

1.       Farooq, S. and R.I. Allayla "Potential of Water Development in Saudi Arabia," Water International, Vol. 10 No.4 1985.

2.       Yazicigil, H., R.I. Allayla and R. de Jong "Numerical Modeling of the Dammam Aquifer in Eastern Saudi Arabia," Arabian Journal for Science & Engineering., Water Resources Edition for Arid & Semi Arid Regions V.11 No.4 1986.

3.       Allayla, R.I., "The Influence of the Unsaturated Zone on the Salt-Water Front in Unconfined Aquifers," The Arabian Journal for Science & Engineering, Water. Res. Edition for Arid & Semi Arid Regions V.11 No. 4 1986.

4.       Farooq, S. and R.I. Allayla "Study of Water Transportation to Saudi Arabia," Water Resources Division, ASCE 1986.

5.       Yazicigil, H., R.I. Allayla and R. de Jong, "Optimal Manage­ment of a Regional Aquifer in Eastern Saudi Arabia," Water Resour­ces Bulletin, V.23, No.3, 1987.

6.       Allayla, R. I., H. Yazicigil and R. de Jong "Numerical Modeling of Solute Transport in Dammam Aquifer," Water Resources Bulletin, V.24, No.1, 1988.

7.       de Jong, R., H. Yazicigil and R.I. Allayla  "Scenario Planning for Water Resources:  A Case Study," Water Interna­tional Journal, V.14, No.1, 1989.

8.       Al-Suwayyan, A. and R.I. Allayla  "Origin of the Saline Ground Water in Wadi Ar-Rumah, Saudi Arabia," Ground-Water Journal, V.27, No.4, 1989.

9.       Rasheeduddin, O., H. Yazicigil and R.I. Allayla "Numerical Modeling of Multiaquifer System in Eastern Saudi Arabia," Journal of Hydrology, V.107, 1989.

10.    de Jong, R., R.I. Allayla and W. Selen, Alternative Water Management Scenarios for Saudi Arabia," International Journal of Water Resources Development, V.5, 1989.

11.    Khondaker, A., M. Mohsen and R.I. Allayla "A Variational Finite Element Solution for the Navier-Stokes Equation," Hydrosoft Journal, Dec. 1990.

12.    Bhuiyan, M. A., R. I. Allayla, T. Hussain, A. Ishaq and M.F. Mohsen  "Solution of the Transport Equation by the Collocation Method in  Conjunction   with  the  adaptive Hermite Element Family," Water Resources Research Journal, Vol.26 No.11, Nov. 1990.

13.    Khondaker, A., R.I. Allayla and T. Hussain     "Ground- Water Contamination Studies - The State-of-the-Art," Critical Review in Env. Control Journal, Vol. 20, Issue 4, 1990.

14.    Allayla, R.I., R.L. de Jong and W.J. Selem, Alternative Strategies in Water Resources Development," KACST publication No. 50, 1991.

15.    Allayla, R.I., Niaz Mohammed and T. Husain,  "Experimental Study and Numerical Simulation of Denitrification in Saturated Porous Media,"  Water, Air and Soil Pollution Journal, Vol. 61, Feb. 1992.

16.    Allayla, R.I., R.L. de Jong and H. Yazicigil, "Optimum Development of Dammam Aquifer in the Eastern Province of Saudi Arabia," KACST publication No. 53, 1992.

17.    Farooq, S., A. K. Al-Yusef, R.I. Allayla and A. Ishaq "Tertiary Treatment via Pilot Scale Slow Sand Filtration," [Environmental Technology Vol. 15 pp 15-28 (1994)].

18. Mohammad, N., R.I. Allayla, G.F. Nakhla, S. Farooq and T. Hussain, “State-of-the-Art      

     Review of Bioremediation Studies”, Journal of Environmental Science & Health.

19. Ishaq, Achi M., Saada, N.M., Allayla, R.I., Sheikh, A.K. and Hussain, T., “Estimating Flood Quantities in Southwestern Part of Saudi Arabia”, Arabian Journal for Science and Engineering, AJSE, 1993 (Accepted).

20. Khondaker, A. N., Al-Suwayyan, M. S., Mohammad, N., Allayla, R. I., "Tidal Effects on Transport of Contaminants in a Coastal Shallow Aquifer",  AJSE special issue on Water Resources in arid regions.

21. Mohammed, N., Allayla, R. I., Nakhla, G.F., “Modeling Transport and Biodegradation of BTX Compounds in Saturated Sandy Soil”, Journal of Hazardous Materials, Vol. 54, pp.155-174, 1997.

22. Al-Assar, R., H.M. Badr, R. I. Allayla, “Viscous Flow Over a Sphere with Fluctuations in the Free Stream Velocity”, J Computational Mechanics 25 (2000)

23. Mohammed, N., and Allayla, R. I.  “Effect of Groundwater Velocity on Pilot Scale Bioremediation of Gasoline Contaminated Sandy Aquifers, J of Water and Soil Pollution 120: 315-329, June’ 2000 Netherlands.