Construction of Dartford Tunnel - Kent and Essex ends of tunnel meets.
Title reads: "Thames Tunnel halves meets".
Construction of Dartford Tunnel, Kent.
L/S interior of tunnel. C/U steel segment being lifted into place. C/U man at controls of machine. C/U segment in position. C/U two men working with acetylene cutter and hammer on shuttering. C/U man with hammer.
C/U man using pneumatic drill on clay. C/U drill going in and breaking away clay. C/U man. The wall of the tunnel is broken through - the Essex end of the tunnel meets the Kent side. C/U two men shaking hands, pan down to one of their boots. The wear wet weather gear because of torrents of water coming through walls.
C/U of men shovelling clay away, other man in the foreground doing the same. C/U shovel removing clay. C/U shovel with clay going over the edge of a ridge. C/U one of them. G/V men shovelling the clay away. Panning shot industrial section of River Thames.
Note: press release from Ministry of Transport and Civil Aviation on file.