DE1924154A1 - Process to improve the load-bearing capacity of roads, dams or dykes - Google Patents

Description

DR. ELISABETH JUNG, DFL VOLKER VOSSIUS, DIPL.-ING. GERHARD COLDEWEY

Patent attorneys
MÖNCHEN 23-CLEMENSSTRASSESo- TELEFON 34 50 67- TELEGRAM ADDRESS: - INVENT / MÜNCHEN ■ TELEX 5-29886

· May 1969

iioSoS AKU 1203 (J / Jcä)

ALGSMBSE KDITSBSUPE? HJXJS.
Ämtiem »Netherlands

"" Procedure smr improvement of the 'carrying capacity of Strasssn ^ ■ Däkünexi or dykes "

Priority: 17 »? -! Ai 1968 _f Netherlands _tf Hr ₉ 68-06970

Di-a .Srfindung relates to a Verfaliren to improve the supporting -fä'il.gkext of S trass s _e dams or dikes, v / hich several layers at ·· f £ TQL> aut- si ^ d ", in particular v / iron These road constructions are made of asphalt or a corresponding material on the "ureter of the top layer there is a supporting layer" which at the same time consist of sand

if-also Mxx'ä observed, that freshly built road structures _o SOiAOTi after Rfilati ¥ kuraer Beiiutaungsseit cracks in the surface

oo anfv / iron ,; What do you mean by giving up, or slipping away from the face of the KurüGk _? v / elche under the street

° -.-! - 'iobertXaclie located the intense and with aohwsrer burden

cn ve r t-undent:; aodem @ Stx * assen \ ^r Erkehi * carries v / it borrowed from this ''Ä'-iil-.einr.rig the kaoh giving or sliding away of the base layers

POSTAL CHECK ACCOUNT: MDNCHEra 50175 · BANK ACCOUNT: DEUTSCHE BANK A. G. MÖNCHEN, LEOPOLDSTH. 7T. KTO. NO. 60/35794

BATH ORIGINAL

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The erfindungsgeiaä-sse Yerfahrsn allows the _s! Rhinestone such attachments significantly improve Sragfähigkeit au and the disadvantages described above su eliminate. " The method according to the invention for improving the load-bearing capacity of roads, dams or dykes which are built up in multiple layers, is characterized in that one or more reinforcement layers are included in the Iragachicht; be, soft from a synthetic Polyrne .: in -οζϊλ von - ^ aden- ^ adenbünd8ln _: fibers ^ fiber bundles baw ₀ wa £ öerdur: i:) läe8ig6n una / cz, .z.-c T> requiriQrt3m <, tan. Film ödei * J? .-. lis beoi; eiiöu-

According to a • Tovaugßysisi.-ii execution ^ o ^ mv / Xrd. Each Yarst-ärlumgssohicht prr.k'uisa; .i parealle :! sur Beckschxcht inserted and the reinforcement sciiioht "oeafceht also b-3sondera svjeGkinässig from ein.eni Gav / eljöo 'ürKUgsv'-äise, the thread or fibers of the Tör reinforkJmngßsoIiliJhSsn consist of a polyester or polyamide layer so that the inclusion of such reinforcement layers is made of a polyester or polyamide layer. ir 3ilcung of surface cracks in the top layer of road construction substantially Trsrringsm ₀ geinäss the method of the invention eingelegtsn ^ er'stärkungsschiohtea dta prevent formation of ^ Isitaneiön surfaces in the

The earth OAER Crndlcörner in the supporting layer to "both sides of the reinforcement layers penetrate into the aämlion Masehen or perforations this layer ei ~ i _f vodaroh satisfactory adhesion of the sand or the soil in äe.i Vsrstärlcüng33chioli" 58n was already i r '.'ili -. 'he.n von u & xXsen νVfrotärfcmgsscMcaten in a fragBoiiioIir on; = lo ^ ispiolsi / eise Sc? r? d wn about 20 or "50« a

9D98A8 / 0705

Sufficient thickness substantially au to this support layer solidify _t resulting in an improved resistance to the loading of the modern StrasBenverkehrß returns ₀ Bas inventions method according then _f of particular advantage when laid under the road or dike tubes BAW _o culverts müsaeno The risk of Damage to such pipes or channels is significantly reduced when using the method according to the invention.

The invention is explained in more detail with reference to the accompanying schematic drawing? which is a perspective view of a section through a road constructed according to the invention. In the drawing, the drawbar 1 means a lower base layer reinforced with rubble, over which an upper base layer 2 made of sand is attached _f which is mechanically compacted. Above the compacted sand layer 2 is a road surface 3 applied in the form of an asphalt layer "In the sand base layer 2, two reinforcement layers 4 and 5 are inserted, each of which consists of fine-meshed fabric 6 made of polyester or polyamide threads baw"

BADOHiGlNAL

O £ 9. r * S / O 7 nights

Claims (1)

P at 8 -τι ta η s P ₁ r ü ο Method ζητ Improvement of the load-bearing capacity of roads _p dams or dikes _f which are built up in several layers _p characterized in that one or more reinforcement layers are inserted into the base layer _p which are made of a synthetic polymer in the form of 3 threads _f bundles of fibers $ _{fibers f} bundles of fibers! ! baw _o permeable and / or perforated «= made of reinforced film or foil, 2c method according to claim l _r characterized i that ^ every reinforcement layer is inserted practically parallel to the top layer » 3 c procedure according to. Claim 1 and 2 _S thereby ge ■ = ke η η aei ο h n et _r that the reinforcement layer consists of a fabric 4 c. Method according to ■ Claim 1 _P characterized · = · draw jj that the reinforcement layer consists of threads or fibers made of polyester or a polyamide; 5 ο method according to claim 1 to A-1 dadurchgekennzeichne t _r . that the reinforcement layers are laid in an upper base layer of sand ₀ 909848/070