| |||
road base | |||
bearing layer | |||
base; base course; foundation | |||
base and sub-base | |||
| |||
basecourse (Straßenbau); core (Sandwichpanel); roadbase (Straßenbau) | |||
bearing stratum | |||
| |||
sub-base |
Tragschicht: 15 phrases in 5 subjects |
Construction | 6 |
General | 2 |
Industry | 3 |
Road works | 1 |
Transport | 3 |