Earth & Environmental Sciences
road
100%
railway
79%
infrastructure
64%
pavement
62%
subgrade
62%
asphalt
45%
cost
26%
economic development
25%
travel
25%
road maintenance
24%
Africa
23%
rural transport
22%
material
19%
air quality
19%
road network
19%
wetting
18%
income
18%
need
17%
drying
16%
conurbation
16%
geogrid
15%
stakeholder
15%
earthworks
15%
electricity supply
15%
soil
15%
air quality management
15%
expansive soil
14%
small town
14%
conceptual framework
14%
plastic waste
14%
road construction
14%
project
14%
risk management
13%
cracking (fracture)
12%
management practice
12%
failure mechanism
12%
services
12%
energy demand
12%
drainage
12%
electricity
12%
automobile
12%
ground penetrating radar
12%
policy
12%
forecasting
12%
poverty
12%
defect
11%
economics
11%
FTIR spectroscopy
11%
developing world
11%
embankment
11%
Engineering & Materials Science
Pavements
66%
Rails
61%
Asset management
43%
Embankments
43%
Dynamic response
31%
Soils
31%
Deterioration
30%
Lasers
26%
Health
25%
Drainage
24%
Asphalt
23%
Leisure
22%
Costs
22%
Image analysis
22%
Derailments
20%
Wheels
20%
Life cycle
19%
Geriatrics
17%
Uncertainty
17%
Risk assessment
17%
Wetting
16%
Rural roads
16%
Roughness measurement
16%
Drying
15%
Road construction
15%
Fault tree analysis
15%
Decision making
14%
Hard facing
14%
Image segmentation
14%
Fourier transform infrared spectroscopy
14%
Fuzzy set theory
14%
Planning
14%
Asphalt concrete
13%
Wear of materials
13%
Statistical Models
13%
Pipe
13%
Axles
12%
Taxonomies
12%
Economics
12%
Developing countries
12%
Fuel economy
12%
Aging of materials
11%
Reliability analysis
11%
Managers
11%
Erosion
11%
Contractors
11%
Electricity
11%
Analog to digital conversion
11%
Smartphones
10%
Dynamic loads
10%
Business & Economics
Roads
65%
Pavement
52%
Wetting
28%
Soil
27%
Railway
26%
Road Network
23%
Drying
20%
Support Vector Machine
19%
Road Construction
16%
Image Analysis
16%
Deterioration
14%
Low-income Countries
12%
Performance
12%
Life Cycle
12%
Rail
12%
Freight
11%
Car
11%
Conceptual Framework
10%
Contractors
10%
Maintenance Strategy
9%
Influencing Factors
9%
Older People
8%
Uncertainty
8%
Well-being
6%
Event Risk
6%
Costs and Benefits
6%
Flooding
6%
Environmental Benefits
5%
Authority
5%
Leisure Activities
5%
Income
5%
Factors
5%