arch buttress การใช้

Eventually, engineers would choose Andr?Coyne's design for a multiple arch buttress dam as the most suitable and economical.
Located about 8 miles from multiple arch buttress dam, the Esparragalejo Dam, its two natural lagoons, and its religious festivals.
Previously unknown dam types introduced by the Romans include arch-gravity dams, arch dams,; buttress dams, and multiple-arch buttress dams.
The gravity dam design was dropped, and a relatively new, cheaper and improved but controversial design was adopted : the multiple-arch buttress dam.
The multiple-arch buttress design was adopted because materials were expensive at the time of the Great Depression and the limestone and chert foundation was considered " ideal " for the design.