Chap. IV.
ROMAN.
161
imitation, anti none have surpassed in merit this simple and unique example, which deservesmuch to be studied.
At Vaison are the remains of a bridge of one arch, which, when in a complete state, musthave somewhat resembled the preceding ; the voussoirs are admirably worked, having
retained their original position ; the curvature of the arch has not undergone any change,and the whole is as solid as when first constructed.
The Bridge over the Allier , at Brioude , is also Roman, consisting of one arch ; in thesouthern part of France arc many such remains, particularly on the ancient routes ; through
Fig. 181.
D1UOUDE.
Provence , the stones are laid in regular courses, and but little mortar used, the voussoirscut very true, and bedded with care.
Bridge at Saintes over the Charente is an ancient structure : above the centre pier, in1812 was erected a triumphal arch brought from Mediolanum, or Civitas Santonium,
Fig. 182.
which once formed the termination of a bridge, as at St. Chamas. The proportions givento the architecture arc not elegant, and on inspecting it, we arc induced to believe, that
M