Post on 13-Jan-2022
CorbelArchThecorbelarchdiffersfromatruearchinthatthe
corbelusescantileveredblockstobuildthearchandtherefordoesnothaveakeystone.
Itisaweakerdesignandgenerallylimitsthebuildertoahigher,narrowerarch.Thebenefitisthatifyouonlyhadasmallcreektocrossandflatrocksasamaterialitwouldbeaneasycrossingtomake.