L—l 4

95

EXHIBIT F. Arthur's Pass Tunnel Contract. Contractors — J. McLean and Sons (Limited). Contract let, Ist August, 1907; to be completed, Ist August, 1912. Deposit, £5,000. Bond, £25,000. Penalty, £280 per loeek. £ Contract price ... ... ... ... .. ... 599,794 Addition to contract (as per engineer's statement) ... ... 8,427 : . .;:::» 608,221 Eeductions (as per engineer's statement) ... ... ... 3,230 £604,991 Work done to 31st July, 1912 (as per engineer's statement) — £ Original contract ... ■•• ... ... ... 203,165 Additional works (including Bealey Bridge)... ... ... 8,427 211,592 Less 10 per cent, reserve ... ... ... .. 21,159 190,433 £ Plant ... ... ... ... ... 63,786 Material on site ... ... ... ... 4,064 67,850 Less reserve ... ... ... ... 8,925 58,925 £249,358 Contents op Tunnels. Width. (P.W.D. 21753 and 24385.) High. Centre. Rail-level. 17ft. lin. x 15ft. x 13ft.... Excavation ... ... = 310 cub.yd. (includes size for lining). 15in. lining . . ... = 67 „ Excavation ... ... = 29-9 „ 12 in. lining ... ... == 537 „ Arthur's Pass Tunnel. (P.W.D. 21898.) 16ft. 9in. x 15ft. X 14ft.... Excavation ... ... = 334 cub. yd. (includes size for lining 12in. lining ... ... = 5 - 4 „ Bound Hill Tunnel. Old design. 15 it. Xl 2 ft. X 10ft.... Excavation ... ... = 21-4 cub. yd. (includes size for lining). 12 in. lining ... ... = 5-2 „ (P.W.D. 14891.) 15ft. 6in. X I2ft.6in. x 10ft. 14 in. arch ~. ... = 3-05 cub. yd. per yard run. Excavation ... ... =24-4 ~ (includes size for lining) 14 in. walls and footings... = 2'Bo . ■ Total lining, 14 in. thick = 5-85 „ Arthur's Pass Tunnel Contract. Starts 52 m. 67 eh. 361. and ends 58 m. 12 eh. 401. =sm. 25 oh. 0-041. Contract time expired, Ist August, 1912. Work done as measured up on 4th July, 1912. Percentage Total, done. M. eh. 1. M. eh. 1. ■ o (Otira —Excavation of bottom heading 1 68 87 ■^{Bealey— „ „ 27 90 — 2 16 77 o C f Otira —Excavation of top heading ... 1 47 27 ' 6b \ Bealey— „ „ ... 24 28 1 71 55 oq I Otira —Excavation completed ... 1 35 89 ' ' 66 { Bealey— „ ..23 65 —. 1 59 54 go I Otira —Concrete lining completed ... 1 30 49 I Bealey— „ 23 65 1 54 14 About another chain of side-walls has been constructed.