D.—No. Cc

22

RAILWAY BRIDGES

No. 26. Memorandum by Mr. Blackest on the Borings taken in the bed of the River Waitaki. Eesvlt is satisfactory. The depths of the seven borings being respectively, and apparently all through, ordinary river drift or shingle. £ r ft. in. •S 27 4^ g 21 0 & , 29 6 S 1 17 8 g 20 9 S 21 0 M ,28 0 22nd July, 1871. ** j omr Blackett, C.E.

No. 27. Mr. Bray to Mr. Blackett. _ .. . , . xl . Christchurch, 21st July, 1871. 1 EiTDnra the arrival of the promised tracings of the "Waitaki Bridge site from Mr. Millar, the bridge plans cannot be definitely settled. ****#*#*' I have, &O., J. Blackett, Esq. w . B. Beat.

Enclosure No. 4 to No. Loc :-SrrTiixo completed by Messrs. Mackay and Coxno: on North' srn Trunk Railway. Date. Number and Position of Pegs. Canterbury. Otago. Total. 1871. 3bd Mile South—Southwards. May 8 From 50, commencement of 800 chain curve ... 600 3kd Mile South—Noetiiwakds. ,- 8 From 50, commencement of 800 chain curve ... 500 » 12 At 40 and half of 50, 1st mile 150 „ 18 „ half of 50, 60, 70, and 80, 1st mile j and 20 and 30, 2nd mile ... 650 ,, 19 „ 20 and 30 let mile; 40, 50, and 60, 2nd milo 500 „ 20 „ 70 and 80, 2nd mile; 10, 20, 30, and 40, 3rd mile ... 600 „ 27 From peg 30 on 1000 chain carve, in continuous line ... 823 Juno 2 At peg 80 1st mile, and 80, 2nd mile, 1000 chain curve ... .,, 240 From 30 to 40, 1st mile, 800 chain curve in continuous line 350 Cross trenches on 800 chain curve 60 At Jarrah post, between 30 and 40, 1st mile ... 4,475 May 17 CO „ 23 „ 30, 40, 50, 60, 70, and 80, 1st mile; 10 and 20, 2nd milo 480 „ 25 „ 30, 40, 50, 60 70, and 80, 2ud mile ; 70 and lOto 80, 3rd mile... 840 „ 26 Continuous from Terrace to peg 40, 1st mile ... 700 June 9 From 50 towards 70, 1st mile 1640 „ 18 Circle at 50, 3rd mile, end of 800 chain curve ... 60 8,780 Total—Noeth axd South 8,255 .nd circL The 800 chain curve is lock-spitted at every 10 chain ; at South end, besides pieces of continuous line from rivi )eg, with cr< !r, North am Titos. iss trenches at mile peg: I South, as Scheduled. FOEEESTEH, Eecord Clerk. 27tl June, 1871.