Brunel and Bristol Docks

Brunel is appointed engineer to Bristol Docks and begins improving the harbour's engineering works.

Brunel took responsibility for investigating technical improvements to Bristol's commercial harbour facilities.

Brunel designs a deep scouring sluice to draw accumulated silt from the harbour into the tidal River Avon.

Brunel designs three shallow sluices to regulate the water level within Bristol's Floating Harbour.

Brunel investigates the severe accumulation of mud and silt affecting shipping in Bristol's Floating Harbour.

Brunel recommends a dredging drag boat to scrape mud from the quay walls toward the harbour's scouring sluice.

Brunel recommended culverts equipped with sluices to help scour mud from the city docks.

Brunel evaluated how water levels could be managed while maintaining the harbour's commercial navigation.

Brunel concluded that a sustained movement of water would improve sediment clearance more effectively than occasional dredging alone.

Brunel examined how silt accumulated along the quays and made parts of Bristol's Floating Harbour difficult to use.

Brunel proposed mechanical equipment to move mud away from the harbour walls toward the scouring watercourse.

Brunel proposed using controlled water flows beneath the harbour dam to discharge suspended silt into the New Cut.

The Bristol Dock Company considered Brunel's proposals for combating silt and improving the harbour's operation.

The dock improvement works developed the infrastructure needed to channel scouring water beneath the retaining dam.

Engineered sluices enabled water released from the dock to carry suspended mud into the tidal New Cut.

Harbour operators used the culvert sluices to regulate scouring currents without draining the Floating Harbour.

Brunel developed proposals to improve harbour entrances as increasing steamship dimensions challenged the original locks.

Work began on rebuilding the southern Cumberland Basin entrance to admit larger vessels using Bristol's port.

Brunel developed a large wrought iron caisson arrangement to increase the usable length of the improved entrance lock.

The rebuilt southern entrance was planned to accommodate larger steamships than the earlier Bristol dock entrance.

SS Great Britain is completed for service but remains delayed by limitations in Bristol Harbour.

Brunel's entrance lock adopted an innovative single leaf caisson closure that maximised usable chamber dimensions.

Designs a wrought-iron swing bridge for Bristol Harbour.

Brunel substituted a wrought iron swing bridge for the rolling bridge originally considered for the improved entrance lock.

The Brunel Swivel Bridge is completed as part of improvements to the locks at Bristol Harbour.

The enlarged entrance and its new bridge provided more practical access for the growing steamship traffic at Bristol.

Brunel's swivelling iron bridge was completed over the entrance lock at Cumberland Basin during the autumn.