Late 1st B.C.-1st A.D ... Elliptical Drain Leading West From Bath and Feeders; Drain 13 which Connects with Bath Drain
3rd A.D ... Elliptical Drain Leading West From Bath and Feeders; Packing Beside Bath Drain
2nd A.D ... Elliptical Drain Leading West From Bath and Feeders; Packing Beside Bath Drain; at West End
4th A.D ... Elliptical Drain Leading West From Bath and Feeders; On Stone Used as Cover Slab of Bath Drain