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surface. The aqueduct passes through 11 tunnels, one of which, near
Mornant, is 825 m (2,707 ft) in extent. Access for cleaning and repairs was through manholes at 77 m (253 ft) distances. There are some thirty stretches in the open air. There are ten stretches raised on walls and arches, which provide the most spectacular visible remains of the aqueduct (
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141:) was characteristic of the later 1st century BC and the first half of the 1st century AD, rather than of later masonry. In addition he notes that a recently excavated public fountain on the hill of Fourvières, datable about 50 AD could not have been supplied with water until the Giers aqueduct was complete.
87:
of aqueduct building, taking a slope that averages 0.1%, or a meter every kilometer. There are 73 km (45 mi) of covered ditches laid with a concrete culvert 3 m (9.8 ft) high and 1.5 m (4.9 ft) wide, which is sunk as deep as 4 m (13 ft) beneath the land
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71:
Following a sinuous path, at 85 km (53 mi) the aqueduct of the Gier is the longest known of the Roman aqueducts. Its route has been retraced in detail, following the numerous remains. Leaving the uplands of the Massif du Pilat,
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joints, down the valley slope, across a bridge spanning the river—whose piers and arches are the most notable remains of the system—and up the facing slope, to a tank slightly lower than the head tank, losing just a little
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The Gier aqueduct was built in a single great campaign, since no part of it could have served until it was completed; it must have taken years. The aqueduct of Giers was dated by
Germain de Montauzon to the reign of
320:
XII 2494) at
Chagnon, in effect a "no trespassing" notice to farmers who were in the practice of diverting water for irrigation. Within the limits Roman aqueduct zones were public property (Rabun Taylor,
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tunnels cross the particularly deep and wide river valleys of the Durèze, the Garon, the Yzeron and the Trion on pipe bridges raised on high arches. In these, water filled a sunken tank tower (
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in the process. The inverted siphons obviated the bridging of deep valleys with arcade upon arcade of arches, as at
16:
648:
633:
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Public Needs and
Private Pleasures: water distribution, the Tiber river and the urban development of ancient Rome
105:) on the brim of a slope. The tank effected a transition between open channel flow and a lead pipeline. From the
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48:. It is the longest and best preserved of four Roman aqueducts that served the growing capital of the
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Here the siphon drops 21 m, the length of the crossing 208 m (Jean Pierre Adam and
Anthony Mathews,
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in the early 2nd century AD, but, as James
Stephen Bromwich points out, its reticulated stonework (
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210:
80:, passing through Mornant, Orliénas, Chaponost and Sainte-Foy-lès-Lyon to terminate at Lyon.
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water was carried, now pressurized, in a set of airtight lead pipes laid side by side, with
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2003:420; Bromwich gives detailed instructions for viewing sections of the aqueduct system.
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357:- extremely detailed information, including detailed topographic maps of the whole route.
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visited it and inspected its dramatic remains in 1804 (Millin de
Grandmaison, (tr.)
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The parts of a Roman aqueduct are illustrated and explained in Peter J. Aicher,
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The others were the Mont d'Or, the Yzeron and the
Brevenne aqueducts (L. Mays,
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Lyon
Historique: Tracé de l’aqueduc du Gier sur Google Earth (format kml)
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ARCHEOLYON: Les
Aqueducs Romains de LYON | l' AQUEDUC ROMAIN du GIER
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Chaponost, Plat de l'Air, headertank of the Yzeron inverted siphon
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probably constructed in the 1st century AD to provide water for
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The Roman remains of Northern and Eastern France: a guidebook
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Arch of the aqueduct at Saint Maurice sur Dargoire showing
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In its extent, it draws upon the whole repertory of
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239:Travels through the southern departments of France
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783:Buildings and structures in Loire (department)
258:, 2010;132); the names, of course, are modern.
68:, 42 km (26 mi) south-west of Lyon.
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334:Date revision was suggested by Jeancolas,
314:, 1909, refers to a Hadrianic inscription (
187:Vestiges of the Roman aqueduct in Chaponost
56:. It drew its water from the source of the
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241:London, 1808:136f; the translator renders
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363:- Google Earth trace of the whole route.
282:Roman Building: materials and techniques
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367:French Knowledge (XXG): Aqueduc du Gier
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295:Guide to the aqueducts of ancient Rome
338:183, noted by Hodge 2002:435 note 10.
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267:Distance in James Stephen Bromwich,
20:Vestiges of the Aqueduct of the Gier
299:Roman Aqueducts & Water Supply
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235:Aubin-Louis Millin de Grandmaison
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798:Ruins in Auvergne-RhĂ´ne-Alpes
312:Les aqueducs antiques de Lyon
199:Aqueduct of Gier at Mornantet
297:, 1995 and A. Trevor Hodge,
60:, a small tributary of the
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256:Ancient Water Technologies
44:), in what is now eastern
793:Roman aqueducts in France
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654:San Lázaro Roman aqueduct
649:Roman aqueducts of Toledo
634:Acueducto de los Milagros
629:AqĂĽeducte de s'Argamassa
730:List of Roman aqueducts
78:department of the Rhone
74:department of the Loire
429:Aqueduct of Diocletian
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717:Dolaucothi Gold Mines
644:Les Ferreres Aqueduct
526:Aqua Augusta (Naples)
381:at Wikimedia Commons
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759:45.72139°N 4.76028°E
454:Aqueduct of the Gier
379:Aqueduct of the Gier
26:Aqueduct of the Gier
755: /
624:Aqueduct of Segovia
571:Caldaccoli Aqueduct
531:Aqua Augusta (Rome)
64:, on the slopes of
686:Aqueduct of Valens
459:Aqueduct of Luynes
229:It was called the
54:Gallia Lugdunensis
22:
764:45.72139; 4.76028
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670:Zaghouan Aqueduct
608:Raschpëtzer Qanat
464:Barbegal aqueduct
377:Media related to
231:Aqueduct of Pilat
211:Fontenay aqueduct
32:) is an ancient
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30:Aqueduc du Gier
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34:Roman aqueduct
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561:Aqua Traiana
541:Aqua Claudia
469:Pont du Gard
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762: /
556:Aqua Tepula
551:Aqua Marcia
536:Aqua Crabra
350:In French:
310:Montauzon,
777:Categories
747:45°43′17″N
691:Ballıgerme
601:Luxembourg
576:Pont d'AĂ«l
566:Aqua Virgo
546:Aqua Julia
521:Aqua Appia
325:2000:57ff.
66:Mont Pilat
750:4°45′37″E
107:castellum
102:castellum
205:See also
111:soldered
38:Lugdunum
28:(French
663:Tunisia
478:Germany
422:Croatia
301:, 2002.
145:Gallery
133:Hadrian
679:Turkey
585:Jordan
447:France
245:"Pila"
95:Four
46:France
617:Spain
494:Italy
243:Pilat
233:when
217:Notes
62:Rhone
336:JEAR
126:Date
58:Gier
42:Lyon
24:The
317:CIL
92:).
52:of
779::
407:e
400:t
393:v
40:(
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