Missouri Valley times. [volume] (Missouri Valley, Iowa) 1874-1931, 1912-02-01
NATURAL BRIDGES
We Can Boast OF al Least iIin.
If Them In This Country
OUR FIRST W0oDsn BRIDGES.

OUR FIRST WOODEN BRIDGES.
/ They Were Built About 1900 In The
/ Eastern and Csn.i al States. and 7,e.,
I Came the Covered Struc.ures--Few
Iron Bridges Prior to 1850.
nature has lroN.,'r'. this country
! viH II least lii!ic natural BRIDGES. one
4 in s,s2inia With ~ span of ;iioui nine
! ~ ls,iso feet aii,i about 900 feet high
ono Is Nal'ama With . Span Of about
/ scNnliN feet ali,l about l:;o fee! hig!
/ ia" IN california; lie largest oi' W,ii,.h
l.;,> a span II shout eighty feet audi i,
~ y; II eaty lrci hish. ONE ia Sea
II :. @i,h 4 sl':sn al ;'ipai seN"nfN
4 {, "a anH II .,' 80 feet hi:,ia antl ui,e
in s,n,.list, i.ip.i,la u! semcWh,'
smaller ,i,:laii,,i.,..
| l..id.e hGil,;iMS i'll the l'nitc, states
is of comparatively reecrt accomplish
mciu The early settlers wrfc com
lrilvel 10 l"rd The streams or cross
| ,.ivMi an RATS III ia ,i,ienutS. Nilem
! MuSl,n,iun crossed tic delaware VIM
his army lle.e We're Ito bridges over
that river. and history ri's'eg,lS ElaM.
Instances of streams being. f"rdcll With
untold hardship and The col setuent
disasters ;i:d delays. such incidents
become serious matters wllcn. iol cAs
| ample. physicians .irc unable to reach
| the sick on injured lirc:uSe of inlpnSs-
able foYds or are compelled TO expose
| themselves To unnecessary danger
Traffic conditions in -smeial sire dc
moraii:.cl hy ui.Safe l,r.,l.cS or cnl
velts.
i'uiltpun bridges have served tempo.
i'ary reed in many instances. but esIt2-
| aially in warfare Mention l.; made OF
their use very early in history. and oiir
OF the most notable occasions w:;s
when the Persian army under NcrNes
crossed the Iiellesnont on Nv" I.oAtnon
;t.gc:; consisting. Que pf ;,,,i vessels
and the other uii III These w-cre III,
cl.rc,l lead nn, stern :iln,ssSis,' OF
e,e! other. with their k,el~ in IL III
1 r~..;i N OF the i,lircih
~ Rom:liS le,H wi, knrworl, vessel;
=, ~"n,l With hides destined To sNliH y
lita Il her platform vi n bridge. iiesi
~! i. part Of The train of their ar
i,s lllnoughoa! th" history Of The eii
ri!'" la:iI ~; y. y.
IL. construction OF h-' w,sy teis!.as
Il. his country he@at. Ia ~ .!nlt 10
les. proportions :tabmt lhe Year !sn'
4 W. +, many wooden bridges wor: hNi
III i:r eastern ;.l.d ce,ilia,i state, hs
l'hcoAore Burr ,es lnn,hy Palmer
Ills. wpodcll lali :, li.iSs WAS in:tn
lhfnl a',cut l. 70 w Iiliei lev AZ
Macy af iiN., lii1lt;es, tussstiAs- al
ltnl,s pinned l,s.s.t'i,.i' in lattice WORK
wcl" luilt lroi., this time on. ARA ~.
h@a"lne We'll Known as .'Iowne" el
covered" bridges Iii is doubtful II
mitch attention was given 10 cenmola
zeal design. An effort was made I;
protect the tl,lsscs from the wentllcl
stances hui very few We're ever paint
c,l Ia preserve the timber. This early
type OF bridge did service for man,
yci.S and sonic are still in eN!sten.i
Ia ln(,..ii.a and elsewhere.
; lhe iil,s, covered l,.idsc 10 hc l,lil
IL Iiislnc '.rr county aud one "i III;
tift +, @,a!ral Indinna WAS ~.
l:roM.i 1: q i4ti,isc over the Wahls'
river III llaNct!r :u.corllii;: ,o iii
fco III ~ s.. II ia Office of lttil,l!
Fs,,., Guiii. .s,.s II agriculture i.'li
Oh trncl"r.t. ;.,ai had been condemn
~ IL. j ,eA rGily years, has loh:
.e~ ,:'s;,i..sraicd However, ii mum
, i.Ni nf e,s5ral wooden bridges tha
a.a iIiI ia4rc than hlii cciitur.
$50 W IA I,ciii:s used within n IN
dil Il 14t. niilrS of Indianapolis.
ir,n bridges We're built in III
~ ior Ia 1870. and it ".Ii otla
Ia Ir.i tlin frs! publication in tli,
ti:.d ;ss3:rs. DISCUSSING Tie rItlG.a
&,siai al !ti,..c I!r!ftbcrs w.s issue
II %qi!ir" Mhinn.r of Utica. y. y
Wrought !.oil in4.in 10 replace cast
iron .i,'tm 1855. liiii steel WIS not User
uiiii :isNt In. yei:S latter. Tho ~
vantage a. see! OYER cast ar mlou-h
iron les ia il .reairr tensile strength
"l'o;rnttst aAsol:, structures rril't.
send ]. 4ui' ii ,'sc attractive ~ wcf
3s atil,ial,:ijil fea;li.rS in :so,sl hia=
'i.siai!ii,t OF No present agt ni'y Il
mentioned, l!H Washington BRIDGE ny"i
, The Harlem river in New ie,i-is. s,iif
Tie superintendent of conservation =
brid.c nfl:.iaec.n:y Office q" pf,,li'
,,.,3, y,'.,s:iius .:.3i .1h;s if,-;,tss, .