Peter William Barlow (1809-19 May 1885) was an English civil engineer particularly associated with bridges (he designed the first Lambeth Bridge, a crossing of the River Thames in London), the design of tunnels and the development of tunnelling techniques. 1809 was a common year starting on Sunday (see link for calendar). ... May 19 is the 139th day of the year in the Gregorian Calendar (140th in leap years). ... 1885 is a common year starting on Thursday. ... Royal motto: Dieu et mon droit (French: God and my right) Englands location within the UK Official language English de facto Capital London de facto Largest city London Area  - Total Ranked 1st UK 130,395 km² Population  - Total (2001)  - Density Ranked 1st UK 49,138,831 377/km² Ethnicity... The term civil engineer refers to an individual who practices civil engineering. ... A log bridge A bridge is a structure built to span a gorge, valley, road, railroad track, river, body of water, or any other physical obstacle. ... Lambeth Bridge is a road traffic and foot bridge crossing the River Thames in an east-west direction in central London; the river flows north at the crossing point. ... Several places exist with the name Thames, and the word is also used as part of several brand and company names Most famous is the River Thames in England, on which the city of London stands Other Thames Rivers There is a Thames River in Canada There is a Thames... St. ... A disused railway tunnel now converted to pedestrian and bicycle use, near Houyet, Belgium A tunnel is an underground passage. ...

He was the son of an engineer and mathematician, professor Peter Barlow of the Royal Military Academy in Woolwich, south-east London. His brother William Henry Barlow was a noted 19th century railway engineer. Peter Barlow Peter Barlow (1776 - March 1, 1862) was an English writer on pure and applied mathematics. ... The Royal Military Academy was founded in 1741 in Woolwich, south-east London. ... Woolwich (pronounced Woolitch) is a town in south-east London, England in the London Borough of Greenwich, on the south side of the River Thames, though the tiny exclave of North Woolwich (which is now part of the London Borough of Newham) is on the north side of the river. ... William Henry Barlow (1812-1902) was an English civil engineer of the 19th century, particularly associated with railway engineering projects. ... Alternative meaning: Nineteenth Century (periodical) (18th century — 19th century — 20th century — more centuries) As a means of recording the passage of time, the 19th century was that century which lasted from 1801-1900 in the sense of the Gregorian calendar. ...

While designing the piers of Lambeth Bridge (a suspension bridge design since replaced by the current structure) in 1862, Peter W. Barlow experimented with driving iron cylinders into the clay upon which much of central and north London sits. It was this experience that prepared him to work with James Henry Greathead on the development of a tunnelling shield to dig the Tower Subway in 1870. A suspension bridge is a type of bridge that has been made since ancient times. ... 1862 was a common year starting on Wednesday (see link for calendar). ... James Henry Greathead (6 August 1844 - 21 October 1896) was an engineer renowned for his work on the underground railway networks of London. ... A tunnelling shield is a protective structure used in the excavation of tunnels through soil that is too soft or fluid to remain stable during the time it takes to line the tunnel with a support structure of concrete or steel. ... The Tower Subway is a tunnel beneath the River Thames in central London, close - as the name suggests - to the Tower of London. ... 1870 was a common year starting on Saturday (see link for calendar). ...