THE FERRO-CONCRETE WHARF.

Dominion, Volume 3, Issue 625, 30 September 1909, Page 4

THE FERRO-CONCRETE WHARF.

, OP.;TJP;Wo'rk.'- i/ / :> : : .:.^ork;in';connection,with , ke;buildingbf.tho. , :":flEpn-'jisitihg'th©;«'cehfe/'of.'operatio'hs ' ■:?^;'-. a^'P0 ?WR i, , t ' reporter; saw:Va -great deal approach to' ' d hera: "fei. ; tho 'iron ':ST^C^s^M\%' 1 6tongthen-,,,tho''con-- ; ,;tet| ,:wois:4d.?;into ,:the :.required-:.shX.' ~ longj-rhese^hu^;ftfesfarel-mdifed'aS:required' •' ?;^? a 1 3 .' of A a is capablo- : ?(?W|: themAWit,h,,great .rapidity ■ as soph ' iii a ;«? r W- into a icad^niado". ■ hoie..^fierein;: .'■■'.;.;- r i-;.-,.--,;. ■;•/. .•:■■■ ~.„, ~i ■nqt; foil, to.'ie. ,«npressed ,'wifh - -its' solidity, .as:-:t6;Mw: it /would,.fafV: when, brbught ;into.-*ervioe.(did: not long -reniain.' «, Appears-.that; in. ofder.'to .proteot the-: wharf,: spring-fenders ■ will : bo' prbvided on - either- side! ,One ,of., the. ,fenders,.was: built before "tho.* Wk •■ ';P.J,- c ™struoting;,the:.wharf.'',w'as begun] but' the' 'other/could not/bo pat up until it is finished, as.it .would/have;interfered. with : the:work.'of-drivingvthe.-piles...Then'again, timber.will be' used an another direction,. for wood-blocks will on:;tlw/,deckine;/ ?:;■'/ ■-.:•:?'■.■ -.■; ■■:.-. 'n^ P fl^-^ Vtt 3 a V%i O V ID r™ d of tie .whaVti.Pn.e.;SPds that only/the last two: rows'of-piles' reraanj (to bo;:driven.,, Moored 'alohgsido the Piles, is■ a;.punt,.on : which.stands .a powerful donkey-engine.;'-'. When the hugo: and-cumber- |°, mB ',P»o. is placed;in position, do\vn':drops a 3-ton■ asrequired-the work of driving ;-usnaUy,taking 'from half an' hour -to/an'hour.' All. the/piles,are driven -to .about: high-water level,; and. it /is - worthy . of. note: that none' of thenj;. have been.damiiged.; in-the slightestde,gree,,during,the operation. ■■;• ' •/.•-.:....' - :^VAs-:;soon. as, a-;row. has/ been completed, tho work 0 f -building the 'superstructure is con■Wii 7i * ri '' , -^P *? ta'-iSut. up t6,.the.reqnisite, height-about 10 or 12 feet above high-water, level; Next follows' the construction, of.transverse and:longitudinal beams together .with/struts and braces (all'in ferro-' .concrete ..to .'afford additional strength.'/-Then' :Oomoa..the : ferro'-cqncrote -.decking; .which/ is . about Bm., in depth.;',-, -;.-•■■'.;.".-',;/..,..: ,;; ■ .'■Knjay, be/mentioned -.that the;work l of erect-' ing the.superstructure;is-alsb : 'weir.forward •At 6 ?"*? 'Jofjgroups- of rods showing• above the tentipn.., :■ -;Thesq,,,it >would- appear;' represent '. thq initial;,work, in,connection -with the.lavW of;,a■;crane, track.'- All,the bollards; whioh are ; fairly numerous, are of cast-iron, arid are fixed m position; by ,mcans;,of bolts let through tho : ■• deoking..;... Altogether the'undertaking affords employment.for about 40 men,-of whom a fair proportion: are ./carpenters,; and '.the' balanceprincipally labourers." :, : ..;. , ■ ."" uttuw : ;-:Messrs;:M'Lean.ahd Sons are the contractors, and their- foremen are/Messrs. MDermott 'and' MLean. -~;■ /'.-;.'.:; ; ~, ■- , .■