Journal . g new dams further inland. (2) Build a reinforced concrete sea wall in place of an earth dam on the most exposed parts of the coast. (Figs. 10,11 and 12.) (3) Where the earth dams were liable to be attacked by wave action to face them with reinforced concrete. ( and 14.) (4) Construct new reinforced concrete drainage sluices in line with the sea wall or concrete-faced earth dam. ( and 16.) (5) Construct training walls or groynes on each side of the drainage outlet to guide the water direct out to sea. WINNING OF TIDAL LANDS IN BRITISH GUIANA. 189 (6) Construct a system
Journal . g new dams further inland. (2) Build a reinforced concrete sea wall in place of an earth dam on the most exposed parts of the coast. (Figs. 10,11 and 12.) (3) Where the earth dams were liable to be attacked by wave action to face them with reinforced concrete. ( and 14.) (4) Construct new reinforced concrete drainage sluices in line with the sea wall or concrete-faced earth dam. ( and 16.) (5) Construct training walls or groynes on each side of the drainage outlet to guide the water direct out to sea. WINNING OF TIDAL LANDS IN BRITISH GUIANA. 189 (6) Construct a system of low groynes in front of all exposed sea walls or dams to build up the foreshore. () (7) Remove all existing structures such as wave-screens, high groynes, and vertical sheet piling, which werecausing erosion. (8) Encourage the growth of suitable vegetation in front of the dams. (9) Prohibit the removal of shell from the front of the sea dam. (10) Prohibit the destruction of any useful Fig. 11. Reinforced Concrete Sea Wall and Two Broken-Lines of Timber Defences. The recommendations made by the author were for theprotection of over 50 miles of the coastline of British estimated cost of the works was $4,476,558. The workswere commenced in 1916 and are now nearly completed. Since1919 the work on the east and west coasts has been carried outby the Sea Defence Department, under the able direction of theHon. J. P. Auld, The following table shows approximately the amount of workinvolved :— Sea Wall Reinforced Concrete facing to earth dam Earth dams Road diversions ... And 115 Groynes. Lin. ,,00029,000 190 WINNING OF TIDAL LANDS IN BRITISH GUIANA. h-?;H
Size: 2052px × 1218px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade186, bookpublisherlondon, bookyear1861
