Scaffolding guideline

CITB CO:-ISTRI.JC! 10' lndu _'ir' frainjna: f'kxanJ AConMruct ion lndustryTrainingBoard Publication CONSTRUCTION INDUSTRY TRAINING BOARD A GUIDE TO PRACTICAL SCAFFOLDING The construction and use of basic access scaffolds Second Edition Revis ed 1987 All d!lnenstons Staled m tlu,r>SI! concern1ng foundat iOilS, l>rar 1ng, pl;nf orms (mclud1ng quardrai ls and tochoorc'ls) a11d t1es SAFETY AT WORK Whatever system of ~c;1ffotd 1S used 11 1S essent 1al that nil opcrauves regardless of thi'H skdl and expcncnce should have regard to thclf own safety and the safety of omers Th1s 1spanrcularly ulwortant when system scaffolds are erected by untramedor ':"oo~m1 sklllcdoperattves In llu~ser.asescareful superv•S•On 1S even more1mpor1an1 and supcrv1sors w•ll 11ee tulles' " t>arall Butting tube A tube wh 1ch butts up against the facade of ~ bu•ldmg or other surface to prevent the scaffold movlllg towards !hat surface the Castor A sw ivelling wheel secured to the base of a vert•cal member for the pu rpose of mobtllltng thtl scaffold Check coupler or safety coupler A coupler added to a JOi nt under load lo g1ve securtty to the couplcr(s) carrytng the load Chord The princ•pal long•tudmal member!s) of a beam or truss Chord stiffener A tube f1xed at right angles to the ch ord of a prcfobflcated rafter, beam or truss for the purpose o f preventing buc kli ng 130 tHaut C:lltJpl e• t.:'!king lht.t Illpler Coupler swtvcl A coupir.r ust:d lor fOtn·ng :ub~s \Han an gl~ other than: raqnt nt1qlrCoupler sw ivel finia l A couple ' 10 l1x ~i 1Uhf~ vcross 1t ''"' t~nd nf ,, n1)11 ,, ·r , " 1tw Si'l11h.;: pliUl~ hut m an a nglt!, iiS I ll~ handrt1i l c> a Sta•rr.asc Crane adapt~ scalfoltl D eck ong jib A smal cran,· sp•: ctall'r lor ilrVOiitl mountrng 10 ~ tul~ rho boardls) or forrn.nn (1'\ta workmg pln tfonn Downl pm , S.a.a Sp1gn1 ptn unttS End g uardrail A guardraol placed across the end of a scaffold or used to osolate unboa rded pan End toeboard A toeboard at the end of a scaffold or at the ond of a boarded portion of it End toeboard clip A sunol;or dcvoce to '"" tocboard clop for use on end toebo rds Expanding spigot A device destgn to expand and gnp the inside of a tube Used for joining tubes Facade · abnormal A facade w hich does not permit the fixong of thro ugh ties or non -movable ttes Facade brace Fac e brace A brace parallel to the face of a buolding Facade - no rmal A l;~cade wlltch pcrmtts the foxong ol through toes or non movable ties Fittings A general term embracing other than couplers com~onen ts Forkhead A U·shaped housing for assembly on the end of a tube to accept bearers Forkhead - adj ustable A forkhead fitted w oth a threaded spondle and nut to give adjusta ble height Forkhead - rocking or swivel A forkhead to accept bearers at a range of angles Gin wheel or block A singlo pulley for fibre ropes attnched to a scaffold for raising or lowering ma teroals Going.The horizontal dostance between the nosings of two consecutove st eps of a stair measured on a horizontal line Guardrail A member incorporated in a Slructure to preven t the fall o f a porson from a platform or access way Guard rail post A vertocal tuho frc!qucntly a puncheon supfJOrung a guardraol Guardrail • end A guardrotl placed ocross the end of a scaffold or used to isolate 1mboarded part Guy anchor A pin or tube driven cr'lto the ground at approxima tely 45° to the horcwnta l to p rovode an anchor age for a rope Height The height measured from the foundation to the top assembly of ledgers and transom s Hop up or extension b racket A bracket to attach usua lly to the onsode of a scaffold to en able boards to be placed between the scaffold and the buildeng Ind ependent tied scaffo ld A seal· foltl whoch has two I ones of swndards one line supportm(l the u t~ot.l