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8/3/2019 Building Timber Steps
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How-To-build guideTimber STairS and STepSWhaT you can build uSing ThiS guideThs shs y h t rr (an xpans th cnstrctn f) a factry-ma ntrna sn ht f starsfr a hs. it as cvrs t ptns fr n a smp st f tr stps.
before you beginTmr stars ar nrmay cstm-t n a jnry shp. whn rrn a tmr star nt y n t prv
nta nfrmatn n th tta rs, th tta n, prfrr mnmm tra an rsr szs, ptch an nsn (sFr 1 fr trms) as as th matras t s (tmr spcs f MdF) an th nshs rqr.
Th N Zaan bn C Cmpanc dcmnt d1/AS1 sts mnmm sn crtra fr starays. Ths can na fr fr frm .h.vt.nz/usrFs/F/Pcatns/bn/Cmpanc-cmnts/cas-1.pf.
Th rat f tra pth, r n, t rsr hht trmns a staray’s ptch (Fr 1). Fr man starays thn a
hs thr s a maxmm prmtt ptch f 37º th a maxmm rsr hht f 190 mm an mnmm tra pth
f 280 mm, th a rsr hht an tra pths n qa vr th star. Nt that stars that hav a ptch ss
than 30º can ncmfrta t s fr mst actv pp.
SeTTing ouT The STairSgt th jnr t st masr nc rs ar cnstrct.
dtrmn th tta rs, .. th hht frm nsh r v (FFl) t nsh r v. Ha rm sh
ratr than 2000 mm – 2100 mm s ttr.
dtrmn th nmr an hht f th rsrs y th fn:
dv th tta rs y th maxmm prmtt rsr hht fr th staray typ (190 mm fr th man staray•n a hs). Th rst nray nt a h nmr s th acta rqr nmr f rsrs th
h nmr ps 1. dv th tta rs y th rqr nmr f rsrs t t th xact rsr hht.
dtrmn th pan nth (tta n) f th staray y trmnn th nmr f tras sn th fn:
Nmr f tras = nmr f rsrs – 1. (Th hhst tra s th FFl f th ppr r, s s nt part f th•staray rqrmnt.)
Sct th tra sz frm d1/AS1 Ta 6.•
Cacat th tta n y mtpyn th tra pth y th nmr f tras.•
dtrmn th staray ptch as n tra an rsr mnsns. Fr th man staray n a hs, th ptch can
n ratr than 37º.
.nz.c.nz – h-t- tmr stars an stps 1
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How-To-build guide Timber STairS and STepS (CoNTd)
.nz.c.nz – h-t- tmr stars an stps 2
conSTrucTion
it stThs sctn cvrs th cnstrctn stps th jnr f. intrr tmr stars can cnstrct as shnn Frs 2a an 2. S tmr r mm nsty rar sht (MdF) may s n th cnstrctn. MdF
s nrmay s fr tras an rsrs. it s an scr h s tmr may na an scr.
Stars ar cnstrct sn s tmr strnrs as spprt fr th tras an rsrs. Th tras ar hs n
rats n th strnr an h n pac y s an cks (Frs 2a an 2). A strnr that css ff
th ns f th tras an rsrs s a cs strnr. if th star s t tn as th strnr may caa a strnr. in ths cas th strnr s attach t th a an transfrs th star a rcty t th a. it s
nray sz t accmmat th tra an rsr, an an th skrtns.
Strnrs may sz fr th hrznta span sn th jst tas frm NZS 3604. whr th strnr s rat
t hs th tras (Fr 2) an spans tn th r vs, th thcknss f th strnr sh
ncras y th rat pth.
Th strnrs ar rt t t a mnmm rat pth f 13 mm.
it s mprtant that th s h th tras an rsrs scry nt th rat strnr. Far t scr th
tras an rsrs cas ‘crakn’ f th stars.
Ft sfcnt cks t t th tras an rsrs scry tthr.
Tras sh rat nt th as f th rsrs t prvnt ths mmrs sparatn. Th rat h th
tra t rsst san.
A typca ta at th tp rsr f th star s shn n Fr 3.
ext t sts
A smp frm f star can cnstrct frm s tmr t prv accss t xtrr ck aras (Frs 4
an 5) sn H3.2 trat tmr (H4 hr n rn cntact). Th tras can attach t th strnrs th y
50 x 50 mm rackts. Th star tmr an xns s sh mt th sam raty rqrmnts as th ckcnstrctn. exps ts an thr fastnns n t typ 316 stanss st r pxy cat ht-p
avans st.
Tmr tras n t cat th a nn-sp nsh r rv t prv a sp rsstant srfac.
bastras an hanras n f a fa ratr than n mtr s pss. Rfr t bn C
Cas F4/AS1 an b1/AS1.
opn tras that hav a ap f mr than 100 mm tn tras ar nt sta hr th star may accss y th pc, .. th frnt stps t a hs.
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How-To-build guide Timber STairS and STepS (CoNTd)
.nz.c.nz – h-t- tmr stars an stps 3
f 1
f 2 ()
Ptch n
Nsn
Ptch n ans
Rsr
hht
Tra pth
r n
Fas nsn attach
t tp rsr
Mnmm thcknss
f strnr 30 mm
S spprt t
ttm n f strnr
Skrtn
lann
ws
g cks
40 mm
40 mm
40 mm
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How-To-build guide Timber STairS and STepS (CoNTd)
.nz.c.nz – h-t- tmr stars an stps 4
f 3
f 2 ()
ws ft t
ach tra an rsr
g cks
Rsr
Tra
Rsr tt nt
rat n tra
Strnr rat fr
tras, rsrs an s
dpth f rat 12 mm
uppr r v
Tp rsr
Tra
25
gn
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How-To-build guide Timber STairS and STepS (CoNTd)
.nz.c.nz – h-t- tmr stars an stps 5
f 4
f 5
ds:
wc has takn rasna car t nsr thatth nfrmatn an th facts cntan n thst ar accrat an any pnns vn arfar an rasna.
Hvr, th st maks th nfrmatnavaa t y as a nra nfrmatnsrvc ny.
Th nfrmatn cntan n, r prvthrh, th st has nt n prpary takn nt accnt th partcar jctvs,statn r ns f any nva srs.
Accrny, y sh assss hthr t sapprprat n ht f yr n jctvs,statn an ns.
Fr that rasn wc strny rcmmnsthat y cnrm any nfrmatn that rats ta partcar prct.
wc as rcmmns y cnst aprfssna fr prcn th any prjctr actn n any f th nfrmatn r matraprv n th st.
dckn
dck jst
Strnr
50 thck tras
bckn
H. . avans
mta pat
m n200 x 200 x 200
cncrt pa
S tmrstrnr
50 x 50 rackts –
scr x t strnr
Tmr tras
