ECONOMIC - ROAD-BUILDING MACHINERY

• Document Type: CREST
• Collection: General CIA Records
• Document Number (FOIA) /ESDN (CREST): CIA-RDP80-00809A000600220320-2
• Release Decision: RIPPUB
• Original Classification: C
• Document Page Count: 5
• Document Creation Date: December 22, 2016
• Document Release Date: June 28, 2011
• Sequence Number: 320
• Publication Date: April 19, 1949
• Content Type: REPORT

Sanitized Copy Approved for Release 2011/06/28: CIA-RDP80-00809A000600220320-2
s Imo-mu mu Mcyir i r of ROAD-SWThi INfi z4unmw
lTngr-Mai A. A. Yasil'ysv
Tech Ada NM
Z?igcea RCe ~'sd Yo herein are not. seproduoed but- are available In the
originate dotiaaent at the Library of Congress.,
Btd k: Wtxusiveia dmring World War II set the road quads the task
of ecat-~.ng and aninterrapted troop arvemants. Tie speed vith which
advau-Y,v *e!%: ip do ands aaxisme efficiency by military road-building
aqueds, vbts:x is detarulned by their speed of deployaert and promptness in
eberting ve? . Rapid movement and use of mechanical applia.noes is there-
fore
Deplu n, at :^oad-building rquadc ed r ions-line conditions involves
wring lwTy road eguipesnt, such as trectore, rollers, graders, scrapers,
etoneraeh?r s, oonarets aizerr, pile drivers, compressors and other as~chinee,
for grra;. distances. Road-building machines as a rule nose under their own
powr or a2+3 draw. bj motor transport.
Rove'eev., erpwienee has shovn ttet movement of graders, scrapers, stone
crash"", and r,,-..n Sete miters on ustsl-rim wheels and other unsprung msdXV&-c
with r?,a'lert, for a distence of 10 ' TG::Amate y . Sven at the slow speed of 10
6:?'1-,:fr w^ ho-r, oftdn results in putting them out of cuAission. Move-
men,! ?k: :max xar~xevators, rollers and other road-buildira equiposnt under
their owe po a for considerable distances (over 5C h?: toss) ends to rapid
wear at a cader_re..riages, considerable damage to and even failure of chins
fastam!.Igs. Tits rover, the speed of tractors transporting machines is too
slow.
CENTRAL. E'aG6i4CY
INFORMATION FROM
FOREIGN DOCUMENTS OR RADIO BROADCASTS
SUBJECT Xaonaedir - Road-'TD?ailding machinery
HOW
PUBLISHED Man^LA psriodioal
WHERE
PUBLISHED ilox-cvr
DATE
PUBLISHED Jun/-T-ai 3946
LANGUAGE Asian
DATE DIST. /9 Apr 1949
NO. OF PAGES
SUPPLEMENT TO
REPORT NO.
THIS 1S UNEVALUATED INFORMATION
SOURCE Msk 179 8troitel'stvu No 6/7, 1946. (Yii Per Abs 38T17 --
Tra z1svion a^eguestad:
NAVY
NR
50X1-HUM
Sanitized Copy Approved for Release 2011/06/28: CIA-RDP80-00809A000600220320-2
 Sanitized Copy Approved for Release 2011/06/28: CIA-RDP80-00809A000600220320-2
"o In ,ass p-c,-.z-tivity and maneuverability of road-building squads
a:.d ??., .a t no a;uipaent always in technical readiness, road-building
as a rile, be moved with the personnel ~."A r+^~d' '.l of the
shad a: r.Fr:rai a `.osobile speed '';average 30-$0 kilff~`.?:^ ter hru?:',?
1Nc'S1':-ty of goad-building equipment is no lose important ii: .MA-,
espe, is'1.3- in asae 1y-line methods of, road building, who., e, all machi?Uv ar'e
on'_inr4al_ '-sing abed. Mobility of road-3uilding nachir i considerably
in.:r!.a.esa txea: .i.ation ooeffioients, ant. _ropulaion helps safe-
g'ara `:elr :~ :~a_ zure d=ing transport and loading and unloading on rail-
t? ad line,
I~~ na :n Pa-; War military -road aquade on all fronts moved
shot. ins :Linea 'ay ii eo transport and on trailers towed by powerful trucks,
using ?rs> ioc.s oimp:.e, appliance9?
The ow,~a't of ;hla article is to sum up the experience gained. in the
Patrio i:; Wa in " enaporting heavy road-building equipment, to indi.:ate
the moo of?~i::ieny: of `:4e existing auto propulsion arrangements, and to
note is i!*,j+ i. ea ants in this field.
A. ",`.:a: " a:i n iu s aneit,s on Road W-L-hine's
:.-cad ma?riinas rave-h"' met1 wheels and plain bearings,
vu : a. ' d i 71. :`oi? towing '.y auto t en n'}.? it was not until just
IN vi that indiv.&ual maanines !?1z-z-enohing plows, trailer rollers,
?sdo- e, ':esr~ o :e tip jed vit.:i be!.-. and roller bearings and pneumst'o
4' cad? r6pq: ial23 in Ameri,;a, tz~ailer road-building machines have
long 'i s :.:r i cod +~ b roller bearings, robber tires and in some oases
9F =g !+::':et. 'T.::enohlr4 plows, graders, antograders, sorapers, (Pigure
2, -a s1'?e s, road hazTove and cutters, stone cram1prs, concrete
e.:1. nn;r %sar s hines run on rubber. Low press** tires. are
usre':.i :.e ?d zn he37 machines; they have greater surface e~ea end lower
pr.r?~.. ,?. i:aa?ri rai inss tax avatore, sonarete misers, file drivers,
rya r- t y - ~ 9's:: ~,1' ni x_?aoks as a -xis. Standard eutonobile high
p-es s.: o? is :.sad far ordinary road-building machines up to 1i tons.
3c', 2, :SA?2'e %,esentl?v gone o.?t of use because of their uneoc-
romL sig. wes: of -rub`,er nd poor cushioning.
>'LxfP `Red for transporf:ing motor rollers vary cenaiderably.
Diedii.;a i-6 tons) made by German sad saaetimea by Amorioan firms
hs?ra . s?s'a. ,x-ofal_e wheels with rubber tires or with flanges for
sal: - 1 ~. l"g ors -i). Reduc,tion gee3' ratio 1.s t-1o* I.noe speeds
are 10 hour on robber tires .-nd l5 ki:rrr -.! ;,ar hour on
-ni' ad s ? "'.e t:anspo : whre::.e ct t'ieae rollers arc wu