At that time marshlands extended along both sides of the Thames, but where the tide turns some 30 miles [50 km] from its estuary, the Roman army later constructed a wooden bridge.
पण नदीमुखापासून सुमारे ५० किलोमीटर दूर जेथून समुद्राच्या भरतीचे पाणी पुन्हा मागे जाते तेथे रोमन सैन्याने नंतर एक लाकडी पूल बांधला.