abutment
US /əˈbʌt.mənt/
UK /əˈbʌt.mənt/

1.
alicerce, apoio, estribo
a structure built to support the lateral pressure of an arch or span, e.g., at the ends of a bridge or dam
:
•
The bridge's main abutment was reinforced with concrete.
O principal alicerce da ponte foi reforçado com concreto.
•
Engineers inspected the dam's abutment for any signs of stress.
Os engenheiros inspecionaram o alicerce da barragem em busca de sinais de estresse.