The Ironbridge Gorge is a deep gorge, containing the

River Severn , name_etymology = , image = SevernFromCastleCB.JPG , image_size = 288 , image_caption = The river seen from Shrewsbury Castle , map = RiverSevernMap.jpg , map_size = 288 , map_c ...

Shropshire Shropshire (; alternatively Salop; abbreviated in print only as Shrops; demonym Salopian ) is a landlocked historic county in the West Midlands region of England. It is bordered by Wales to the west and the English counties of Cheshire to ...

, England. It was first formed by a glacial overflow from the long drained away

Lake Lapworth Lake Lapworth was a postulated glacial lake in Great Britain, believed to have formed during the last ice age when glaciers ended the northern outlet of the Severn. This ran through the Dee (which passes by Chester). At some point or points it ran ...

, at the end of the last ice age. The deep exposure of the rocks cut through by the gorge exposed commercial deposits of

coal Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. Coal is mostly carbon with variable amounts of other elements, chiefly hydrogen, sulfur, oxygen, and nitrogen. Coal is formed when ...

, iron ore,

limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms whe ...

and

fireclay Fire clay is a range of refractory clays used in the manufacture of ceramics, especially fire brick. The United States Environmental Protection Agency defines fire clay very generally as a "mineral aggregate composed of hydrous silicates of alumin ...

, which enabled the rapid economic development of the area during the early

Industrial Revolution The Industrial Revolution was the transition to new manufacturing processes in Great Britain, continental Europe, and the United States, that occurred during the period from around 1760 to about 1820–1840. This transition included going f ...

. Originally called the Severn Gorge, the gorge now takes its name from its famous Iron Bridge, the first

iron Iron () is a chemical element with Symbol (chemistry), symbol Fe (from la, Wikt:ferrum, ferrum) and atomic number 26. It is a metal that belongs to the first transition series and group 8 element, group 8 of the periodic table. It is, Abundanc ...

bridge A bridge is a structure built to span a physical obstacle (such as a body of water, valley, road, or rail) without blocking the way underneath. It is constructed for the purpose of providing passage over the obstacle, which is usually somethi ...

of its kind in the world, and a monument to the industry that began there. The bridge was built in 1779 to link the industrial town of

Broseley Broseley is a market town in Shropshire, England, with a population of 4,929 at the 2011 Census and an estimate of 5,022 in 2019. The River Severn flows to its north and east. The first The Iron Bridge, iron bridge in the world was built in 17 ...

with the smaller mining town of Madeley and the growing industrial centre of

Coalbrookdale Coalbrookdale is a village in the Ironbridge Gorge in Shropshire, England, containing a settlement of great significance in the history of iron ore smelting. It lies within the civil parish called the Gorge. This is where iron ore was first s ...

. There are two reasons the site was so useful to the early industrialists. The raw materials,

, iron ore,

and

clay Clay is a type of fine-grained natural soil material containing clay minerals (hydrous aluminium phyllosilicates, e.g. kaolin, Al2 Si2 O5( OH)4). Clays develop plasticity when wet, due to a molecular film of water surrounding the clay par ...

, for the manufacture of

tile Tiles are usually thin, square or rectangular coverings manufactured from hard-wearing material such as ceramic, stone, metal, baked clay, or even glass. They are generally fixed in place in an array to cover roofs, floors, walls, edges, or o ...

s and

porcelain Porcelain () is a ceramic material made by heating substances, generally including materials such as kaolinite, in a kiln to temperatures between . The strength and translucence of porcelain, relative to other types of pottery, arises main ...

are exposed or easily mined in the gorge. The deep and wide river allowed easy transport of products to the sea.

Formation

The gorge carries the

River Severn , name_etymology = , image = SevernFromCastleCB.JPG , image_size = 288 , image_caption = The river seen from Shrewsbury Castle , map = RiverSevernMap.jpg , map_size = 288 , map_c ...

south towards the Bristol Channel. It was formed during the last

ice age An ice age is a long period of reduction in the temperature of Earth's surface and atmosphere, resulting in the presence or expansion of continental and polar ice sheets and alpine glaciers. Earth's climate alternates between ice ages and gre ...

when the water from the previously north-flowing river became trapped in a lake (

) created when the

Irish Sea The Irish Sea or , gv, Y Keayn Yernagh, sco, Erse Sie, gd, Muir Èireann , Ulster-Scots: ''Airish Sea'', cy, Môr Iwerddon . is an extensive body of water that separates the islands of Ireland and Great Britain. It is linked to the Ce ...

ice sheet dammed the river. The lake level rose until the water flowed through the hills to the south. This flow eroded a path through the hills, forming the gorge and permanently diverting the Severn southwards.

The Gorge parish

The Gorge is a

civil parish In England, a civil parish is a type of administrative parish used for local government. It is a territorial designation which is the lowest tier of local government below districts and counties, or their combined form, the unitary authorit ...

within the

borough A borough is an administrative division in various English-speaking countries. In principle, the term ''borough'' designates a self-governing walled town, although in practice, official use of the term varies widely. History In the Middle A ...

Telford and Wrekin Telford and Wrekin is a borough and unitary authority in Shropshire, England. In 1974, a non-metropolitan district of Shropshire was created called The Wrekin. In 1998, the district became a unitary authority and was renamed "Telford and Wrekin" ...

and the ceremonial county of

. It covers the part of Ironbridge Gorge that falls within the Telford and Wrekin Council

Unitary Authority A unitary authority is a local authority responsible for all local government functions within its area or performing additional functions that elsewhere are usually performed by a higher level of sub-national government or the national governmen ...

area and includes the settlements of

Coalport Coalport is a village in Shropshire, England. It is located on the River Severn in the Ironbridge Gorge, a mile downstream of Ironbridge. It lies predominantly on the north bank of the river; on the other side is Jackfield. The settlement wa ...

Ironbridge Ironbridge is a large village in the borough of Telford and Wrekin in Shropshire, England. Located on the bank of the River Severn, at the heart of the Ironbridge Gorge, it lies in the civil parish of The Gorge. Ironbridge developed beside, a ...

Jackfield Jackfield is a village in Shropshire, England, lying on the south bank of River Severn in the Ironbridge Gorge, downstream from Ironbridge. Like many of the settlements in the area, it is notable for its place in the Industrial Revolution. Hi ...

and Lightmoor, but not

Buildwas Buildwas is a village and civil parish in Shropshire, England, on the north bank of the River Severn at . It lies on the B4380 road between Atcham and Ironbridge. The Royal Mail postcodes begin TF6 and TF8. Buildwas Primary Academy is situa ...

which are in the

Shropshire Council Shropshire Council is the local authority of Shropshire, in England, comprising the ceremonial county of Shropshire except Telford and Wrekin. It is a unitary authority, having the powers of a non-metropolitan county and district council combi ...

area. It is divided into three parish wards: Coalport & Jackfield (2 councillors), Ironbridge Gorge (3 councillors) and Lightmoor (3 councillors). The Gorge Parish Council has its offices and holds its meetings at the Maws Craft Centre in Jackfield. The population of this civil parish at the 2011 census was 3,275. Women in the Ironbridge Gorge ward had the third lowest life expectancy at birth, 74 years, of any ward in England and Wales in 2016.

Conservation in the Gorge

Green Wood Centre has spent over twenty years training new

coppice Coppicing is a traditional method of woodland management which exploits the capacity of many species of trees to put out new shoots from their stump or roots if cut down. In a coppiced wood, which is called a copse, young tree stems are repeate ...

and woodland workers, with the aim of reviving the coppicing industry. Severn Gorge Countryside Trust manages most of the woodland, grassland and other countryside within the Ironbridge Gorge World Heritage Site, around in all.

BTCV The Conservation Volunteers (TCV) is a British community volunteering charity focused on environmental conservation through practical tasks undertaken by volunteers. Until 1 May 2012, it traded as BTCV – British Trust for Conservation Volunt ...

's Green Gym works with the trust to assist them on woodland work. Severn Gorge Countryside Trust and The Green Wood Centre run a joint volunteer project enabling local people to engage locally in activities such as coppicing, scrub removal, deer fencing, step building and woodland management.

Gallery

File:Downstream from the ironbridge - geograph.org.uk - 267024.jpg, Downstream from the ironbridge File:Redressing the bridge - geograph.org.uk - 599687.jpg, Redressing the bridge in 2007 File:The Iron Bridge (Aerial).JPG, Aerial view File:Passageway beneath The Iron Bridge.jpg, Passageway beneath the Iron Bridge - October 2021

References

External links

Ironbridge Gorge Museums

World Heritage Site information
from

UNESCO The United Nations Educational, Scientific and Cultural Organization is a specialized agency of the United Nations (UN) aimed at promoting world peace and security through international cooperation in education, arts, sciences and culture. It ...