24 events with tag "engineering"
701 BC
ID: 2801
Siloam Inscription carved - describes meeting of tunnel diggers from both ends, remarkable engineering feat
ID: 2801
700 BC
ID: 2764
Hezekiah's tunnel completed - 533-meter water tunnel under Jerusalem, Siloam inscription describes construction
ID: 2764
616 BC
ID: 2643
Tarquin dynasty begins - Etruscan kings transform Rome from village to city, build Forum, Cloaca Maxima sewer, Circus Maximus
ID: 2643
483 BC
ID: 229
Xerxes begins preparations for invasion - builds bridge across Hellespont, digs canal through Mount Athos
ID: 229
332 BC
ID: 291
Siege of Tyre - Alexander builds causeway to island city, seven-month siege, crucifies 2,000 defenders
ID: 291
250 BC
ID: 5385
Celtic plank roads built across bogs - sophisticated timber trackways, some 4km long, predating Roman roads
ID: 5385
25 BC
ID: 5327
Las Médulas gold mining begins - Romans start largest gold mining operation in empire using ruina montium technique
ID: 5327
1
ID: 5328
Peak of Las Médulas production - 20,000 pounds of gold annually, 60,000 workers, 600 kilometers of canals for hydraulic mining
ID: 5328
80
ID: 5350
Roman drainage wheels at Rio Tinto - series of waterwheels lift water 30 meters from mine depths, 24-hour slave operation
ID: 5350
100
ID: 5346
Mining technology innovations - Romans perfect water-powered ore crushing, advanced ventilation, and deep shaft mining
ID: 5346
200
ID: 5334
Roman mining techniques spread empire-wide - drainage wheels, Archimedes screws, fire-setting, and hydraulic mining used from Britain to Egypt
ID: 5334
793
ID: 2903
Fossa Carolina attempted - Charlemagne tries to build Rhine-Danube canal, project abandoned due to engineering difficulties
ID: 2903
1750
ID: 536
Pierre-Simon Laplace uses variational calculus to design more efficient windmill blade shapes
ID: 536
1754
ID: 548
John Smeaton uses Euler's principles in designing third Eddystone Lighthouse
ID: 548
1782
ID: 613
Gaspard Monge develops differential geometry for engineering - mathematical description of curved surfaces
ID: 613
1784
ID: 619
Monge develops descriptive geometry for military engineering and technical drawing
ID: 619
1794
ID: 655
Ecole Polytechnique founded Paris - first technical university requiring advanced mathematics for engineers
ID: 655
1814
ID: 710
George Stephenson builds first practical steam locomotive using mathematical stress analysis
ID: 710
1816
ID: 717
Ferdinand Budan develops mathematical methods for isolating polynomial roots for engineering
ID: 717
1822
ID: 746
Jean-Victor Poncelet develops projective geometry for fortification sight lines and artillery angles
ID: 746
1822
ID: 747
Fourier publishes Analytical Theory of Heat - revolutionary mathematical analysis transforms engineering
ID: 747
1917
ID: 5595
DIN (Deutsches Institut für Normung) founded - German standardization revolutionizes precision manufacturing
ID: 5595
1920
ID: 5599
VDI (Verein Deutscher Ingenieure) establishes machining research committees - systematic study of cutting forces and tool wear
ID: 5599
1930
ID: 1382
Prestressed concrete first used commercially in buildings
ID: 1382