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FREEZING)
Ice and Permafrost
16
PAVEMENTS
Snow
16
Soil Mechanics
(*LANDING FIELDS
14
Terminal Flight Facilities
14
(*FREEZING
13
FROST HEAVE
13
ICE
13
SOIL MECHANICS)
13
WATER
13
*FROST PENETRATION
12
TEST METHODS
12
TRAFFICABILITY
12
FOUNDATIONS(STRUCTURES)
11
SAMPLING
11
MAINE
8
CALIFORNIA BEARING RATIO
7
SOILS
5
SOUTH DAKOTA
5
MASSACHUSETTS
4
(*SOILS
3
NORTH DAKOTA
3
WISCONSIN
3
PENETRATION
2
PERIODIC VARIATIONS
2
RUNWAYS
2
STATISTICAL DATA
2
TABLES(DATA)
2
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