4. Coastal Erosion and Protection Measures Including Case Studies
151
--------------------- DIRECTION OF LITTORAL DRIFT
FROM SAND TRAP
Fig. 4.32(a) Sand pump on a Trestle updrift of the inlet.
OCEAN
Fig. 4.32(b) Sand pump on a Trestle downdrift of the inlet.
--------------- — LITTORAL DRIFT
Fig. 4.32(c) Floating dredger to bypass the sand and approach channel protected
by breakwater.