Rail Baltica sections Upeslejas - Central station, Riga; Torņakalns - Imanta and Riga Airport - Misa geotechnical investigation works management
Management of geotechnical research works;
Development of static sounding designs;
Creation of percussion wells;
Creation of dynamic probing designs;
Creation of core holes;
Laboratory work;
Interpretation of results and creation of reports.
Rail Baltica section Kaunas - Ramygala, Lithuania railway line drilling works
Creation of percussion Drills – 340 points
Reconstruction of the slopes, dams and water regulators of the historical ponds of the Turaida Museum Reserve and improvement of the area adjacent to them
Renewal of pond Nr. 2, 3, 4, 5, 6, 7, 9, 11 and 12;
Slope profiling;
Reconstruction of culverts, culverts and dams;
Greening;
Reconstruction of gravel paths.
Detailed investigation of soil and underground water pollution in Aizkraukle, Dzelzceļa street 10 and Energētiķu street 2
Detailed investigation of pollution in the territories of the former Pļaviņu HPP reinforced concrete plant and AS “Latvenergo”, including:
Geophysical works (radiolocation, electrical resistivity tomography (ERT), logging (gamma logging, electrologging, cavernometry, flow measurement);
Drilling works to a depth of more than 40 m;
Constant monitoring;
Pumping tests to determine hydrogeological parameters;
Assessing the extent and spread of pollution;
Development of rehabilitation solutions and calculations.
Investigation of unexploded military contamination and geotechnical works in the former Cekule military zone
Preparation of research programs;
Research and disposal of unexploded military contamination;
Performing geotechnical works for the Rail Baltica railway section through the former Cekule military zone;
Laboratory works and preparation of the report of research works.
Research and suggestions of technical-metodological sollutions for Remediation of Historically Polluted Areas "Inčukalns asidic tar ponds" asid tar/soil mixture
Detailed analyse of historical data;
Improvment of monitoring network (preparation of new monitoring wells, restoration of old monitoring wells) and monitoring actions;
Drilling works, sampling, laboratoric analyses and experiments;
Performance of detailed investigation;
Modelling of groundwater and artesian water flows and contamination distribution;
Modelling of soil gas distribution and concentration;
Recommendations and suggestions for further remediation works;
Preparation of Construction project in basic composition.
Supervision, control, management and monitoring of underground water remediation works in the vicinity of Inčukalna North Pond
Determination of hydrogeological parameters for the water horizon;
Development and coordination of the work program;
Supervision of installation of infiltration and pumping wells;
Monitoring during rehabilitation;
Control, management and supervision of rehabilitation works.
Remediation of Historically Polluted Areas in Sarkandaugava, design and treatment works
19,2 ha wide area;
Environmental investigations and laboratorical experiments;
Development of specialized remediation equipment and infrastructure, automatization with SCADA management systems;
Pumped and treated floating (in groundwater) oil product amount more than 1300 m3;
Soil in situ treatment by using 440 infiltration wells;
Contructed 110 m long drainage system to sustainably block the contamination migration flow;
Prepared monitoring network;
Ensured continious environmental monitoring.
Designing and cleaning works of historically contaminated sites in Sarkandaugava SIA "OVI Rīga"
Implementation of rehabilitation works in 2.5 ha wide area;
Environmental investigations and laboratorical experiments;
Development of specialized remediation equipment and infrastructure, automatization with SCADA management systems;
Pumped and treated floating (in groundwater) oil product amount more than 630 m3;
Soil ex situ treatment in amount of more than 5500 t;
Contruction of 376 m long, hermetic barrier wall and active drainage system to sustainably block the pollution migration flow;
Prepared monitoring network;
Ensured continious environmental monitoring.
Preparation of groundwater monitoring network and contamination investigations in SIA "Systems Recycling", SIA "Riga Fertilizer Terminal", SIA "Riga Bulk Terminal" territories
Preaparation of groundwater monitoring network and monitoring performance;
Soil and groundwater quality investigations;
Information analyse, reporting and other.
Investigation of oil product contamination of pre-remediation soil and groundwater of historically contaminated sites in the territory of the Kuprava drain factory
Preparation of research program;
Detailed investigation of soil and groundwater in Kuprava drain factory in the fuel oil farm area;
Interpretation of the results and preparation of the report, incl. development of remediation solutions and cost calculations for remediation works.
Geoecological research at Kultūras street 23, Zilaiskalns, Zilākalnas parish, Valmieras prov., LV-4222
Development of geoecological research program;
Conducting soil and groundwater pollution research;
Interpretation of the results and development of the report, incl. recommendations for future work.
Geotechnical supervision and groundwater monitoring of the 2nd stage reconstruction of Mežaparka Stage
Installation of groundwater monitoring wells;
Development of monitoring program;
Measurements of the effectiveness of the groundwater lowering system;
Groundwater monitoring log maintenance;
Geotechnical investigation;
Geotechnical monitoring and control.
Oil product pollution research works Rankas iela 9 and Rankas iela 9a, Riga, 12.2 ha
Development of geoecological research program;
Conducting soil and groundwater pollution research;
Interpretation of the results and development of the report, incl. recommendations for future work.
Environmental investigation and monitoring network improvement works in recultivated waste landfill "Demene", Year 2016
Groundwater, surface water and infiltration water monitoring;
Modelling of groundwater flow;
Landfill gas composition and amount measurements;
Topographical measurements and dumped waste evaluation;
Clean-up of landfill gully and other works.
Groundwater monitoring works in SIA "RND D" oil tankfarm territory, Līvānu district, Līvāni, Dzelzceļa street 19, LV-5316
Groundwater monitoring;
Laboratoric analyses;
Preparation of reports.
Groundwater monitoring works in Ministry of defence managed gas stations and potentially contaminated sites, Year 2016
Groundwater monitoring in more than 15 objects;
Preparation of new monitoring wells;
Laboratoric analyses;
Preparation of reports.
Groundwater monitoring in construction site for new building, Kuģu street 28, Riga
Preparation of monitoring program and notes;
Efectiveness measurements of groundwater depression system;
Wastewater quality control and measurements after groundwater depression system actions.
