1. Environment (Water circulation / Ecosystem / Global Warming Measures / Environmental Contamination Measures, etc)
2. Ground / Bedrock / Sediment Disaster
3. Design of Structures (Structure Design / Durability Design / Hydraulic Design)
4. Public Works Materials / Pavement / Reclaimed (or Recycled) Materials
5. Construction Management / Maintenance Management / Safety Management / Information Management / others

No.	Title	Research Team	PDF
1.	Research regarding hydrological circulation analysis method using the National Land Information	Hydrologic Engineering	(9.09KB)
2.	Research regarding basin hydrological information collection technology using artificial satellite utility technology	Hydrologic Engineering	(9.27KB)
3.	Research regarding groundwater management method	Hydrologic Engineering	(9.18KB)
4.	Examination of groundwater maintenance method accompanied with construction of underground structures.(Part 1)	Construction Technology	(8.64KB)
5.	Examination of groundwater maintenance method accompanied with construction of underground structures.(Part 2)	Soil Mechanics	(9.24KB)
6.	The research regarding water area network maintenance method	River Restoration	(8.76KB)
7.	The research regarding grasping present condition and dynamic state of biotope miniaturization and fragmentation in geographical scale, and the factor analysis.	River Restoration	(9.85KB)
8.	Research regarding development of CO2 computational evaluation system in construction projects. (Part 1)	Advanced Technology	(8.92KB)
9.	Research regarding development of CO2 computational evaluation system in construction projects. (Part 2)	Advanced Materials	(9.14KB)
10.	Research regarding measures against global warming of construction projects.	Advanced Materials	(8.83KB)
11.	Research regarding symbiosis pavement, which effective for city climate mitigation and groundwater increment.	Hydrologic Engineering	(9.81KB)
12.	Research regarding estrogens substances in rivers.	Water Quality	(39.83KB)
13.	Water characteristic research regarding environmental hormone.	River Restoration	(9.04KB)
14.	Research regarding prevalence of sewage sludge endocrine disturbing chemicals	Recycling	(10.3KB)
15.	Research regarding common treatment of characterized sludge.	Recycling	(9.13KB)
16.	Research regarding ground pollution measure efficiency	Soil Mechanics	(8.71KB)
17.	Research regarding environmental hormone	Advanced Materials	(9.53KB)

No.	Title	Research Team	PDF
1.	Research regarding bearing assessment method of improved ground	Foundation Engineering	(9.05KB)
2.	Development of liquefaction measure technology for ground just below of existing structures. (Part1)	Foundation Engineering	(9.09KB)
3.	Development of liquefaction measure technology for ground just below of existing structures. (Part 2)	Construction Technology	(9.09KB)
4.	Development of ground disaster restraint technology	Ground Vibration	(9.51KB)
5.	Research regarding sewage treatment plants liquefaction measure	Ground Vibration	(9.32KB)
6.	Research regarding design rationalization of ground structure by ground statistics	Dam Structure	(8.91KB)
7.	Research regarding stability assessment method and design method of dam foundation rock and excavation slope.	Dam Structure	(9.59KB)
8.	Research regarding rationalization of dam foundation soft rock mechanical design	Dam Structure	(9.17KB)
9.	Research regarding support load assessment corresponding to ground characteristics	Tunnel	(9.95KB)
10.	Research method regarding rock slope and test research regarding monitoring	Geology	(9.24KB)
11.	Research regarding grasping river basin earth environment by artificial satellite and development of hazard assessment method.	Volcano and Debris Flow	(9.75KB)
12.	Research regarding basin soil management using the remote sensing data	Volcano and Debris Flow	(9.94KB)
13.	Research regarding research of long-term deformation of large-scaled rock slope	Landslide	(9.43KB)
14.	Research regarding landslide area extract technology using digital elevation model map	Landslide	(9.14KB)
15.	Field test research regarding application of optical fiber sensor to landslide research.	Niigata Experimental Laboratory	(9.09KB)
16.	Research regarding application characteristics of glide plane to landslide in snow covered areas	Niigata Experimental Laboratory	(9.19KB)
17.	Research regarding soil quality strength constant determination of glide plane	Landslide	(38.93KB)
18.	Development of landslide damage reduction technology under road construction	Landslide	(9.12KB)
19.	Efficiency follow-up research of groundwater ejection facility and examination of groundwater research method.	Niigata Experimental Laboratory	(9.07KB)

No.	Title	Research Team	PDF
1.	Research regarding earthquake-resistant design considering earthquake input direction	Earthquake Engineering	(9KB)
2.	Test research regarding the upgrading earthquake resistant design of road bridge abutments	Earthquake Engineering	(8.97KB)
3.	Research recovery of road structures and seismic strengthening(Part 1)	Earthquake Engineering	(9.47KB)
4.	Research restoration of road structures and seismic strengthening(Part 2)	Construction Technology	(8.86KB)
5.	Research regarding rationalization of wind resistant design method for long-span bridge	Bridge Structure	(8.59KB)
6.	Test research regarding minimum maintenance of concrete bridges	Structure Management Technology	(9.52KB)
7.	Test research regarding rationalization of long-span bridge face structure(Part 1)	Bridge Structure	(9.53KB)
8.	Development of design technology of floating bridges considering economy	Bridge Structure	(8.9KB)
9.	Test research regarding retaining structure behaviour in large scale earthquake	Ground Vibration	(9.42KB)
10.	Rest research regarding earthquake resistant design method of underground structures considering large scale earthquakes.(Part 1)	Ground Vibration	(9.61KB)
11.	Rest research regarding earthquake resistant design method of underground structures considering large scale earthquakes.(Part 2)	Earthquake Engineering	(9.46KB)
12.	Examination research regarding common duct maintenance	Ground Vibration	(9.4KB)
13.	Research regarding levee strengthening measure in hazardous places	Soil Mechanics	(9.04KB)
14.	Research regarding measure method of cavity around sluiceways	Soil Mechanics	(9.1KB)
15.	Research regarding stability of earth-fill-dam under large scale earthquake condition (Part 1)	Dam Structure	(8.84KB)
16.	Research regarding stability of earth-fill-dam under large scale earthquake condition (Part 2)	Ground Vibration	(9.31KB)
17.	Research regarding design method of earth transportation tunnel canal	Dam Hydraulic Engineering	(9.13KB)
18.	Research regarding canal ablation and damage burden	Dam Hydraulic Engineering	(9.21KB)
19.	Research regarding efficiency standardization for facility design of dam, weir and water gate	Advanced Technology	(9.17KB)

No.	Title	Research Team	PDF
1.	Research regarding application of new material to civil engineering structure members	Bridge Structure	(9.27KB)
2.	Research regarding application of new materials to river management facilities.	Advanced Materials	-
3.	Research regarding the application technology of environment burden reduction typed cement made of city comprehensive waste, to construction projects.	Advanced Materials	(9.14KB)
4.	Development of repairing and renovation technology of materials and structures considering environment burden reduction.	Advanced Materials	(9.26KB)
5.	Research regarding low vibration pavement structures	Pavement	(9.29KB)
6.	Test research regarding bridge surface rationalization of long-span bridge(Part 2)	Pavement	(8.99KB)
7.	Test research regarding bridge surface rationalization of long-span bridge(Part 3)	Advanced Materials	(9.25KB)
8.	Examination of utilization of recycle materials from other industries manual	Pavement	(8.83KB)
9.	Research regarding recycle technology of construction generated wood material(tree felling, root felling, form work)	Construction Technology	(9.39KB)

No.	Title	Research Team	PDF
1.	Research regarding dust measure in construction	Construction Technology	(9.59KB)
2.	Research regarding rationalization of fill-dam construction and management method.	Dam Structure	(9.84KB)
3.	Research regarding construction machinery and maintenance management machinery up grade	Advanced Technology	(9.33KB)
4.	Research regarding winter road surface sliding friction of drainage pavement	Niigata Experimental Laboratory	(9.37KB)
5.	Research regarding road surface freezing measure using anti-freezing agent	Niigata Experimental Laboratory	(9.07KB)
6.	Test research regarding measures of road surface freezing and others in snowing time(Part 1)	Niigata Experimental Laboratory	(9.18KB)
7.	Test research regarding measures of road surface freezing and others in snowing time(Part 2)	Advanced Materials	(9.41KB)
8.	Research regarding usage of high resolution satellite data	Advanced Technology	(9.22KB)