Work No. 5J—A sewer, forming a diversion of part of the Fleet Sewer, commencing by a junction with that sewer beneath a point in Pancras Road 35 metres south-east of the junction of Chenies Place with that street, passing along the line of Work No. 5B to its junction with Brill Place, then passing eastwards beneath the intended St. Pancras Station, then southwards on the eastern side of that station and terminating beneath a point in Pancras Road 5 metres north of the existing junction of Wellers Court with that road, including a weir chamber at its junction with the Fleet Storm Relief Sewer;