D.—l

North Island Main Trunk Railway.— View of Makatote Viaduct, looking west. 213 miles from Auckland and Wellington, and 2,600 ft. above sea-level. Five 100 ft. spans, ten 36ft. plate girder spans on six concrete piers and abutments, and on five steel braced piers resting on concrete base blocks; length over all, 860 ft.; height over all, 260 ft.; grade, level; excavations, 7,720 cubic yards; concrete, 6,060 cubic yards; steel, 982 tons. Cost, £56,832.