As the fluid level in the bioslurping well declines in. A bioslurping tube with adjustable height is lowered into a ground water well and installed within a screened portion at the water table. Winner of the standing ovation award for best powerpoint templates from presentations magazine. Convert and create pdf from various types of files like word doc, excel xls, powerpoint ppt. Project estimating in 8 steps project management guide. Environmental remediation free download as powerpoint presentation.
This report describes an engineering evaluation and cost analysis eeca comparing vacuumenhanced freeproduct recovery bioslurping with traditional freeproduct recovery techniques to remove light, nonaqueousphase liquid lnapl from subsurface soils and aquifers. New mexico environment department 2018 strategic plan for. The independent government cost estimate igce, commonly referred to as the usaid budget, is the u. Bioslurping uses elements of bioventing and free product recovery to address two separate contaminant media gwrtac, 1996, mri, 1998, yen et al. The term bioreactor in the context of soil and water bioremediation refers to any vessel or container where biological degradation of contaminants is isolated and controlled. This technique combines vacuumenhanced pumping, soil vapour extraction and bioventing to achieve soil and groundwater remediation by indirect provision of oxygen and stimulation of contaminant biodegradation gidarakos and aivalioti 2007. Bioslurping is usually used on the petroleum spill sites and has found to be. Bioremediation is considered one of the most sustainable cleanup techniques but the potential has not been fully exploited in the field because it is too slow to meet the immediate demands of the environment.
Remediation strategies bem 3201 unit v presentation by a. Instantly convert text documents, presentations, spreadsheets and images to pdf format with this free online pdf converter. Bioslurping is an established cleanup remedy which was codeveloped by the air force battelle 2001 and has proven effective as a cleanup remedy at many fuel contaminated sites. Natural attenuation and biological remediation a contradiction.
Hinchee parsons engineering science, south jordan, ut r. Most pilot and fieldscale studies of source remediation measure effectiveness in terms of mass removal and occasionally concentration reduction although these latter data can be very difficult to interpret. Groundwater is water present below the ground surface that saturates the pore space in the subsurface. Greenwich academic literature archive bioremediation of. With benefits that include minimal site disturbance and lower. Introduction bioremediation is the use of living organisms, primarily microorganisms, for the degradation of hazardous chemicals in soil sediments, water, or other contaminated materials into less toxic forms microorganisms metabolize the chemicals to produce carbon dioxide or methane, water and biomass. Simple baildown testing over a 24 hour period was effective at evaluating fuel recovery potential of a site. The best project cost estimators there arent many pure play cost estimator tools, but heres some project management software that includes tools for projects cost estimation, such as time and budgettracking functionality that make for more accurate project estimates. Many aggressive source remediation technologies have become increasingly popular in the last five years, which partly underlies the armys request for this study.
Groundwater pollution is the property of its rightful owner. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. Navy application guide for bioslurping volume 1 summary of the principles and practices of bioslurping general users. Ppt groundwater pollution powerpoint presentation free to. Timeseries contaminant interpolation using arcgis and. Governments estimate of costs that a contractorrecipient may incur in performing services andor providing supplies to achieve the governments objectives. Pilot testing recommended if baildown tests indicate potential for fuel recovery. Bioinformatics and genetic testing powerpoint slides to accompany using bioinformatics.
If so, share your ppt presentation slides online with. Bioslurping combines elements of bioventing and vacuumenhanced. This chapter presents those technologies that have surfaced as leading candidates for source zone remediation, including a description. Abstract bioslurping involves the simultaneous application of vacuum enhanced extractionrecovery, vapor extraction, and bioventing to address lnapl contamination.
No matter the size or budget, estimating a project can be a daunting task. Bioslurping was found to be more effective than most other technologies. The method can be used in all types of rocks and the initial cost is lower than the mechanical method like tbm. Student remediation strategies for 1600 csu parkway. The order in which a user wishes to be contacted is called a contact path5 contact paths per person. The budget below provides the detail estimates for labor, material and other items for the duration of the project. In biosparging, air or oxygen and nutrients if needed are injected into the saturated zone to increase the biological activity of the indigenous microorganisms. Statistical physics of selfreplication england lab. No file size restrictions, no ad watermarks just a free online tool for creating pdfs from your ppt slides. We would like to show you a description here but the site wont allow us. Airbased remediation technologies multiphase extraction mpe mpe is the combined extraction of gas and liquid from the subsurface, in one of two. Bioventing of vadose zone soils is achieved by drawing air into the soil by withdrawing soil gas via the recovery well. There is more certainty about the uniformity of treatment because of the ability to homogenize, screen, and continuously mix the soil. Bioslurping combines the two remedial approaches of bioventing and vacuum.
Introduction bioremediation is the use of living organisms, primarily microorganisms, for the degradation of hazardous chemicals in. Sustainable development analysis tool sdat november 23, 2016 presenters sylvain hains, marianne brien, don plenderleith, rpic breakfast speaker series golder associates ltd. In order to create a workable estimate, you need to know your team, deliverables, tasks, and process like the back of your hand. Cost estimate classification system as applied in engineering, procurement, and construction for the process industries 2 of 16 march 6, 2019.
Remediation via bioslurping combines pump and vacuum enhanced remediation to slurp out contaminants lower cost than alternative methods limitations. Bioslurping combines the two remedial approaches of bioventing and vacuum enhanced freeproduct recovery. Insitu biological treatment of contaminated soil youtube. Ex situ techniques can be faster, easier to control, and used to treat a wider range of contaminants and soil types than in situ techniques. Lnapl characterization and recovery at diego garcia. This technique combines vacuumenhanced pumping, soil vapour extraction and bioventing to achieve soil and groundwater. Bioslurping hydraulic circlebiosparging bioslurping landfarmingpile on site unsaturated. The journal of chemical physics 9, 121923 20 statistical physics of selfreplication jeremy l. Remediation cost estimating tools presentation at astswmo training conference clearwater, florida june 16, 2011 robert maxey, p. The information provided is not to be, and should not be, used to diagnose or treat any medical or health conditions andor as a. Under print quality paper pdf, set the desired quality to an option of your choice. The intent of the field testing is to determine the predictability of lnapl recovery efficiency, and to evaluate the applicability, cost, and performance of the bioslurping technology for removal of free product. In the powerpoint preferences dialog box, click general.
Ppt groundwater pollution powerpoint presentation free. An overview and analysis of site remediation technologies. Remediation of petroleum hydrocarboncontaminated sites by. Lopez bsche 5 biological treatments physicalchemical treatments thermal treatments biological treatments bioventing landfarming biosparging bioslurping phytoremediation physicalchemical treatments electroreclamation soilvapourextraction sve fracturing solidification andstabilisationss soil flushing polymer adsorption technology thermal treatments soilvapourextraction thermally enhanced vitrification bioventing use of microorganisms to degrade compounds in. Oct 31, 20 this video explains the two most important methods of insitu biological treatment of contaminated soil, according to the u. Test plan and technical protocol for a field treatability. Pdf converter is a online webbased document to pdf converter software. Results of a multisite field treatability test for. Environmental remediation environmental remediation.
Bioslurping is a new in situ remediation technology that combines elements of bioventing and vacuumenhanced pumping to recover free product from the groundwater and soil while promoting the aerobic bioremediation of hydrocarbon contaminants cpeo, 1998a, frtr, 1999d. Bioslurping combines the two remedial approaches of bioventing and vacuumenhanced freeproduct recovery. Save powerpoint presentations as pdf files office support. As the demand for liquid petroleum increases, the need for reliable and efficient oil spill cleanup techniques is inevitable. Globally, between 25 per cent and 40 per cent of the worlds drinking water is drawn from boreholes and dug wells. In situ remediation includes techniques such as bioventing, biosparging, bioslurping and phytoremediation along with physical, chemical, and thermal processes. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. This tunneling method involves the use of explosives. The intent of the field testing is to determine the predictability of lnapl recovery efficiency, and to evaluate the applicability, cost, and performance of the bioslurping technology for removal of. Bioslurping combines approaches of bioventing and vacuumenhanced freeproduct recovery to address two separate contaminant media. Among bioremediation methods, bioslurping is promising because it can minimize contaminant levels in soil and groundwater simultaneously. Aid to the development of bioremediation proposals. July 28 august 1, 2014 new orleans, louisiana, usa.
Before applying a fieldscale bioslurping system, we verified the potential of bioslurping using a labscale reactor to examine important design factors of the bioslurping. Bioslurping is an integrated remediation method that simultaneously treats contaminated groundwater, free product, and hydrocarbon vapor in the subsurface by supplying vacuum baker and bierschenk. Kuwait environmental remediation program kerp challenges. Kuwait environmental remediation program kerp challenges and opportunities dr. Bioslurping technology overview environmental xprt. Removal of the lnapl results in a decline in the lnapl elevation, which in turn promotes lnapl flow from outlying areas toward the bioslurping well. In situ remediation free download as powerpoint presentation. Select the target conversion format, then upload up to 20 documents of supported input formats. Bioslurping model for assessing light hydrocarbon recovery.
The bioslurper system uses a slurp tube that extends into the freeproduct layer. Free online video converter, audio converter, image converter, ebook converter. Bioremediation bioremediation is the use of microorganisms to destroy or immobilize waste materials microorganisms include. In situ remediation is less costly due to the lack of excavation and transportation costs, but these remediation techniques are less controllable and less effective. Line item fy0506 fy0607 labor material other fy total labor material other fy total total total project budget enter the name of the. Kittel and andrea leeson battelle memorial institute, columbus, ohio r. The purpose of this eeca is to provide a practical guide that. In situ remediation environmental remediation pollution. Information provided from this power point is for informational purposes only and is not intended as a substitute for advice from a physician andor other healthcare professional. Bioremediation techniquesclassification based on site of. Bioslurping involves the simultaneous application of vacuum enhanced extractionrecovery, vapor extraction, and bioventing to address lnapl. In bioslurping, vacuumenhanced pumping allows lnapls to be lifted off of the water table and released from the capillary fringe, minimizing changes in water table elevation and avoiding the creation of a smear zone. England department of physics, massachusetts institute of technology, building 6c, 77 massachusetts avenue.
Much like a straw in a glass draws liquid, the pump draws liquid including freeproduct and soil gas up the tube. Presentations ppt, key, pdf logging in or signing up. How to evaluate alternative cleanup technologies for. Is an i nsitu remediation technology that uses indigenous microorganisms to biodegrade organic constituents in the saturated zone. Rpic breakfast speaker series sustainable development. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext.
Insitu or onsite bioremediation is among the most attractive options for reducing or eliminating contaminants in soil and water. Biosparging is an insitu remediation technology that uses indigenous microorganisms to biodegrade organic constituents in the saturated. A free powerpoint ppt presentation displayed as a flash slide show on id. Groundwater remediation is the process that is used to treat polluted groundwater by removing the pollutants or converting them into harmless products. Download as ppt, pdf, txt or read online from scribd. The technique is designed for free products recovery such as light nonaqueous phase liquids. Bahir dar university institute of technology textile, garment and fashion designiotex advanced pretreatment process seminar on bioscouring process prepared by. The bioslurping model was successfully applied to simulate the recovery efficiency of light nonaqueous phase liquids lnapls in a companion remediation study. Follow these instructions to set the print quality of the pdf. Drill and blast method is mostly used method for the excavation throughout the world.
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