The B.J.B. rail fastening assembly. Tests to restore the screw holding power of deteriorated Beechwood plugs (TM-TS-087)

The B.J.B. (Bayliss, Jones and Bayliss) rail fastening assembly for concrete sleepers, illustrated in Fig. 1, was introduced about 20 years ago. Many hundreds of miles of track were laid with it during the following 7 years or so, a considerable proportion being on that part of the West Coast...