DA(;ENHAM I'.KKACK. 



163 



l)readth and forty feet distance from the line of piles. These were 

 filled with chalk, etc., with a strong bed of chalk outside. As the 

 piles were driven, the filling of the foot-wharves with chalk continued 

 till thev met in the middle of the creek, and the spaces on either 

 side between the piles and wharves were filled with earth and stones. 

 The dam was thus completed to a little over low-water level, and 



■ ■ — ■ — -^ — . v-t **'-**iu ^f 

 » ^ • . Haqf vhnm .Aif"'"^" ■ 



Perry's Plan of Dagenham Breach. 



A. —The dam whereby the Breach was stopped. 



H. — The site of Boswell's works. 



C — The site of the landowners' works. 



I ) —The site of Pcrr>'s sluices. 



K. The site of Boswell's sluices. 



K.— .\ dam and sluice made for recovery of 



the meadows shortly after the Breach 



had occurred. 



G. — Small sluice for drainage of the land 

 water. 



H H. — The dotted line represents the extent 

 of the inundation caused by the Breach. 



I. — Places where stags' horns were dug up. 



K. ^Parallel lines showing the depth at 

 low water at every sixty yards dis- 

 tance from the shoi-e. 



then the banks of earth were raised on the dam. The narrow canal 

 which he cut to relieve the pressure, was then filled up, and the 

 sluices removed, leaving a large body of inland water, of which a 

 great deal was drawn off by the ordinary small sluices in subsequent 

 years. The sheet of deeper water now remaining, and known as 

 " The Gulf," covers about forty acres of ground. 



