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267:
19:
362:
was a wetland subject to flooding in the event of flooding, but sometimes considered to be a secondary constant steam bed of the Loire river. After that year, the area was drained, roads were built to connect the former river island to the villages on the left bank, and the bridges fell into disuse.
402:. The present mill bridge over the Cosson was built in 1868 on the remains of the old bridges. Today, all that remains of the St Michel bridges are 6 stone pillars in the middle of a pond, located between the levee and the
397:
of the 19th century, the bridges were badly damaged and required extensive work. Almost the entire structure was razed in 1867 and then destroyed in 1885 to allow for the construction of the current extension of the
247:
and a small port. This dike, also visible when the water level is low, originally crossed the river from the bridge to St
Nicolas Church, and was then reinforced and extended in the 13th century to the level of
657:
638:
569:
498:
456:
263:
tax on all new entrants. At the time, it was the only bridge over the Loire river for many miles, which explains why so many activities were concentrated on it.
90:
in French). Such a dike bridge seems to have been built and used to make it possible to link the two banks on which two independent villages developed:
617:
592:
220:. The foundations of most of its 19 stone pillars are also visible when the river's water lever is low. These are responsible for the water
259:
understood the geostrategic importance of this bridge, hence the presence of a gate-tower at the entrance to the town, thus introducing a
702:
424:
697:
523:
481:
548:
221:
653:
634:
565:
335:
passed over these bridges, but they are probably incorrectly called âChartrainâ, as they were originally described as â
266:
393:
However, unlike the
Chartrain bridges, there are very few remains of the St Michel bridges. After the successive
383:
213:
71:
274:
Eventually, on the night during
February 6 and 7, 1716, the bridge collapsed under the pressure of a violent
110:
Between the 1st and 2nd centuries, a first proper bridge was also built to join the two banks. Also known as
166:
295:
279:
217:
194:
115:
75:
320:
138:. The piles, all squared, come from oak trees and form 9 âcloudsâ , thus testifying to a bridge with 9
359:
311:
provided a means of crossing a wet, flood-prone area between the steam bed of the Loire river and the
193:. It would thus seem that its construction was ordered and financed by Count Stephen's grandfather,
367:
355:
249:
231:, the river was more heavily developed: on the bridge, there were also houses, towers (including a
79:
613:
588:
544:
519:
477:
150:
610:
Histoire de Blois et de son territoire, depuis les temps les plus reculés jusqu'à nos jours
442:
Histoire de Blois et de son territoire, depuis les temps les plus reculés jusqu'à nos jours
256:
177:, French National Institute for Preventive Archaeological Research (INRAP) confirmed by
18:
692:
394:
270:
Engraving of the medieval bridge between Blois (on the right) and Vienne (on the left).
686:
131:
169:
attests to the ownership of two mills built on the bridge and owned by the abbot of
379:
316:
300:
135:
127:
99:
56:
386:, on the West. Built and used over the same period, and starting from the present
240:
228:
39:
260:
232:
658:"Ponts "Saint-Michel" et ponts sur le Cosson dits "chastrés" ou "chartrains""
639:"Ponts "Saint-Michel" et ponts sur le Cosson dits "chastrés" ou "chartrains""
570:"Ponts "Saint-Michel" et ponts sur le Cosson dits "chastrés" ou "chartrains""
378:
Just like the precedent ones, the St Michel bridges enabled it to be reached
303:, with the Medieval bridge, the Chartrain bridges and the St Michel bridges.
244:
178:
170:
146:
497:
National
Institute for Preventive Archaeological Research (INRAP) (2014).
455:
National
Institute for Preventive Archaeological Research (INRAP) (2014).
344:
328:
332:
275:
185:
used for the foundations of this structure dated from somewhen between
139:
323:(on the East of Vienne), on the left bank. From their construction in
312:
236:
35:
82:
aligned diagonally and alternating with flooded passages, known as
500:
Archéologie en Région Centre : Vivre au bord de l'eau à Blois
458:
Archéologie en Région Centre : Vivre au bord de l'eau à Blois
390:, this elevated road gave access to the lower part of St-Gervais.
351:
265:
198:
83:
78:. This rather rudimentary system consisted of various submersible
63:
31:
27:
583:
Pascal
Nourrisson; Jean-Paul Sauvage; Dominique Mauclair (2018).
324:
206:
202:
190:
174:
162:
278:
break-up on the river. One year later, the construction of the
239:
as well as stairs to a submersible dike, on which there were 5
134:, whose the foundations are visible when the river experiments
186:
182:
67:
161:
A second bridge, in wood and stone, is first mentioned from
60:
114:, it was located further downstream from the present-day
426:
Blesense
Castrum et Pagus Blesensis in Celtica Blesensum
366:
Since 2006, the infrastructure has been classified as a
671:"Les ponts Saint-Michel entre Blois et Saint-Gervais".
252:
in order to divert the river's flow to the right bank.
197:, who was on the initiative of the Medieval Bridge of
363:
The
Chartrain bridges remain as a small tarmac road.
327:until the 18th century, the fastest road from
70:, a permanent river crossing system was built
539:Pascal Nourrisson; Jean-Paul Sauvage (2016).
212:The medieval bridge of Blois was located 70m
22:Satellit view of the former bridges of Blois.
8:
350:Indeed, until the construction in 1717 of a
118:, between the former Hall of Louis XII (now
145:The dating of the remains was estimated by
30:included various bridges, mainly over the
165:onwards in a document in which the newly
294:
17:
415:
74:of the medieval bridge and the current
423:Hofmann J. Lexicon Universale (1698).
7:
585:Le Loir-et-Cher insolite et secret
343:in French), to indicate a sort of
14:
608:Georges Touchard-Lafosse (2011).
516:Blois : la forme d'une ville
474:Blois : la forme d'une ville
440:Georges Touchard-Lafosse (2011).
224:downstream of the modern bridge.
541:Blois : Insolite et méconnu
235:on the fortified right bank), a
26:During its history, the city of
652:Mérimée National Database, by
633:Mérimée National Database, by
564:Mérimée National Database, by
282:began, and lasted until 1724.
1:
286:Bridges over the Cosson river
46:Bridges over the Loire river
719:
703:Lists of bridges in France
654:French Ministry of Culture
635:French Ministry of Culture
612:(in French). p. 480.
587:(in French). p. 154.
566:French Ministry of Culture
543:(in French). p. 160.
518:(in French). p. 406.
476:(in French). p. 406.
444:(in French). p. 480.
122:, on the right bank) and
698:Lists of bridges by city
514:Annie Cosperec (1994).
472:Annie Cosperec (1994).
673:La Nouvelle RĂ©publique
384:Saint-Gervais-la-ForĂȘt
304:
280:Jacques-Gabriel Bridge
271:
218:Jacques-Gabriel Bridge
116:Jacques-Gabriel Bridge
94:on the right bank and
76:Jacques-Gabriel Bridge
23:
298:
269:
201:construction between
21:
354:in the extension of
34:, but also over the
368:historical monument
356:La Creusille Harbor
250:La Creusille Harbor
157:The Medieval bridge
130:). It was a mainly
102:at the other side.
675:(in French). 2017.
305:
272:
112:Gallo-Roman bridge
106:The Ancient bridge
80:artificial islands
24:
619:978-2-87802-091-5
594:978-2-8138-1175-2
404:auberge espagnole
400:rue des MĂ©tairies
388:rue des MĂ©tairies
374:St Michel bridges
309:Chartrain bridges
291:Chartrain bridges
710:
677:
676:
668:
662:
661:
649:
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469:
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437:
431:
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360:La Bouillie area
216:from the modern
181:dating that the
151:dendrochronology
92:Castrum Blesense
55:As early as the
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434:
422:
421:
417:
412:
406:(local hotel).
395:100-year floods
376:
293:
288:
257:Counts of Blois
255:Very early on,
159:
120:Maison de la BD
108:
53:
51:The Dike bridge
48:
12:
11:
5:
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714:
706:
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531:
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375:
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341:ponts chastrés
292:
289:
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158:
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107:
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52:
49:
47:
44:
13:
10:
9:
6:
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2:
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525:2-11-081322-9
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483:2-11-081322-9
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369:
364:
361:
357:
353:
348:
346:
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338:
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330:
326:
322:
318:
317:Vienne island
314:
310:
302:
301:Vienne island
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285:
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172:
168:
167:Count Stephen
164:
156:
154:
152:
149:analysis and
148:
143:
141:
137:
133:
132:wooden bridge
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125:
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117:
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97:
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69:
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62:
58:
50:
45:
43:
41:
38:, one of its
37:
33:
29:
20:
16:
672:
666:
660:(in French).
647:
641:(in French).
628:
609:
603:
584:
578:
572:(in French).
559:
540:
534:
515:
509:
503:(in French).
499:
492:
473:
467:
461:(in French).
457:
450:
441:
435:
425:
418:
403:
399:
392:
387:
377:
365:
349:
340:
336:
313:Cosson river
308:
306:
273:
254:
226:
211:
195:Count Odo II
160:
153:techniques.
144:
136:drought flow
123:
119:
111:
109:
100:river island
95:
91:
87:
57:Roman Empire
54:
36:Cosson river
25:
15:
429:(in Latin).
241:water mills
229:Middle Ages
179:radiocarbon
40:tributaries
32:Loire river
687:Categories
550:2813809802
410:References
339:bridgesâ (
315:, between
307:So-called
233:gate-tower
214:downstream
124:Rue Munier
72:downstream
59:, between
382:but from
245:fisheries
171:Pontlevoy
147:carbon-14
656:(2014).
637:(2014).
568:(2014).
345:overpass
329:Chartres
222:backwash
337:chastré
333:Bourges
321:Vineuil
299:Map of
276:ice jam
227:In the
140:pillars
616:
591:
547:
522:
480:
380:Vienne
237:chapel
128:Vienne
96:Vienna
693:Blois
352:levee
199:Tours
173:. In
98:on a
88:duits
28:Blois
614:ISBN
589:ISBN
545:ISBN
520:ISBN
478:ISBN
325:1201
319:and
261:toll
207:1037
205:and
203:1034
191:1159
189:and
183:oaks
175:2003
163:1089
126:(in
84:dike
66:and
331:to
187:998
68:300
689::
370:.
358:,
347:.
243:,
209:.
142:.
64:20
61:AD
42:.
622:.
597:.
553:.
528:.
486:.
86:(
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