I. —14

96

EXHIBIT G. Tunnels done by Co-o perativ e Labour North Island.

Tunnels done by Co-operative Labour.—South Island.

Railway. Section. Dimensions. Tunnel. Date. Length. Total Cost. Excavation, Cost per Lineal Yard. Lining, Cost per Lineal Yard. Total Cost per Lineal Yard. Fronts. ! Ground. Lining of I- . North Auckland Tahekeroa Ahuroa .. 15 ft. x 12 ft. 6 in. .. Tahekeroa Ahuroa 1902 1904 Lin. yd. 488 424-6 £ £ s. d. 10,989 13 16 0 9,775 15 10 0 £ p. d. 8 14 0 7 10 0 £ s. d. 22 10 0 23 0 0 £ 300 ; Papa and sandstone 300 Brick. Brick and concrete. Concrete. Hoteo Kaiwaka .. 17 ft. x 15 ft. Hoteo Mainene Ross Hill Karangahake .. 1907 1909 1911 1900-5 528 356-3 374-6 1,194 11,527 15 5 0 10,448 19 4 0 17,491 28 7 0 33,300 19 0 0 6 11 6 9 7 0 12 5 0 8 12 8 21 16 6 28 10 0 40 12 0 27 19 9 300 ' 400 ! 2,276 : 300 Heavy Paeroa- Waihi Gisborne-Karaka Waihi !! Karaka .. 15ft. 6in.xl2ft.6in. Kaiteratahi 1905 202 6,548 18 10 7 8,335 15 13 7 13 17 8 32 8 3 300 Papa, rotten Brick and concrete. Concrete and blocks. Concrete and blocks. Concrete. Karaka 1907 286 13 9 3 29 2 10 300 North Island Main Trunk, North end Raurimu .. 17 ft. x 15 ft. Spiral No. 1 .. Spiral No. 2 Mataroa Powhakaroa .. Makobine Taihape 46 miles 16 ch. Hapuawhenua 1907 1907 1905 About 1897 „ 1894 „ 1902 . 1904 1907 418 99-6 666 600 198 460 127 225-3 10,552 12 18 0 2,887 14 4 0 14,602 8 10 0 11,328 i 8 14 0 4,471 : 7 7 0 10,458 8 8 0 2,683 7 15 0 6,433 10 18 0 12 6 11 15 5 5 13 8 0 10 2 C 15 8 0 14 7 0 13 10 0 17 14 0 25 4 11 29 9 5 21 18 0 18 16 0 22 15 0 22 15 0 21 5 0 28 12 0 300 Papa, &c. 300 660 300 „ 240 » 700 . 300 „ 300 „ North Island Main Trunk, South end 15ft.6in.xl2ft.6m. 17 ft. x 15"ft.

Hail way. Section. Dimensions. Party or Tunnel. Date. Length. Total Cost. Cost per Cost per Total Cost Fronts (costs Lmealiaid L ineal Yard per included in Excavation. of Lintag - "™>al Yard., other). Ground. Complete Cost per Lineal Yarc Midland .. Broken Eiver 15 ft. 6 in. x 12 ft. 6 in. No. 1 tunnel No. 2 tunnel No. 3 tunnel No. 4 tunnel No. 5 tunnel No. 6 tunnel No. 7 tunnel No. 8 tunnel No. 9 tunnel No. 11 tunnel No. 16 tunnel 1900 to 1905 (about) Ditto Lin. yd. 248 594 297 418 410-5 IC4-5 401-5 583-0 665-5 176 66 165 222 1 255 j £ 11,288 20,216 13,520 14,643 10,607 4,709 15,758 23,581 27,515 £ s. d. 22 16 0 15 16 0 19 16 0 20 0 0 12 18 0 22 2 0 20 17 0 18 12 0 18 18 0 18 6 0 12 15 0 £ s. d. ! £ s. d. 20 9 0 ; 43 5 0 17 0 0 32 16 0 19 0 0 38 16 0 14 9 0 34 9 0 12 8 0 25 6 0 21 9 0 43 11 0 17 14 0 38 11 0 21 6 0 39 18 0 22 0 0 40 18 0 17 6 0 ' 35 12 0 10 4 6 j 25 19 6 i ' 23 10 0 41 12 11 £ 335 763 2,000 245 220 160 330 300 264 Disintegrated rock, with bands Ditto Rock Soft schist Schist .. £ s. d. 44 11 C 34 0 C 45 12 C 35 0 C 26 0 (. 45 0 C 39 6 C 40 10 C 41 3 C Cass 17 ft. x 15 ft. 17 ft. x 15 ft. 15 ft. 6 in. xl2ft. 6 in. 15 ft. 6 in. x 12 ft. 6 in. 1907 !. Otago Central Hyde tunnel Poolburn No. 1 No. 1 tunnel No. 2 tunnel 1890 to 1907 ' 25 0 C 19,866