Patent AU-2018254275-C1 (AU)
Title: System for construction of composite U shaped reinforced girders bridge deck and methods thereof
Inventor: THAVAMANI PANDI VELLAISAMY
IPC: E04C3/26
Filed: 2018-06-22
Granted: 2020-12-24
Abstract: INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) 
(19) World Intellectual Property 
(1) Organization I~I~~~DDDIIDIIIIIDII~ID~~DD~I 
International Bureau (10) International Publication Number 
(43) International Publication Date W O 2018/193483 Al 
25 October 2018 (25.10.2018) W IP0I PCT 
(51) International Patent Classification: 4th Street, West Mambalam, Chennai, Tamil Nadu 600033 
E01D 19/12 (2006.01) E04C 3/26 (2006.01) (IN).  
(21) International Application Number: (81) Designated States (unless otherwise indicated, for every 
PCT/IN2018/050408 kind ofnational protection available): AE, AG, AL, AM, 
(22) International Filing Date: AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, 
22 June 2018 (22.06.2018) CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, 
DZ, EC, EE, EG, ES, Fl, GB, GD, GE, GH, GM, GT, HN, 
(25) Filing Language: English HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, 
KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, 
(26)PublicationLanguage: English MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, 
(30) Priority Data: OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, 
201841013760 11 April 2018 (11.04.2018) IN SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, 
(72) Inventors; and TR, TT, TZ, UA, 
UG, US, UZ, VC, VN, ZA, ZM, ZW.  
(71) Applicants: THAVAMANI PANDI, Vellaisamy [IN/IN]; (84) Designated States (unless otherwise indicated, for every 
143 L Gayathri Railway Officers Quarters, Sterling Road, kind of regional protection available): ARIPO (BW, GH, 
Nungambakkam, Chennai, Tamil Nadu 600 034 (IN). GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, 
JEYANTHI RANI, Thavamani Pandi [IN/IN]; 143 UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, 
L Gayathri Railway Officers Quarters, Sterling Road, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, 
Nungambakkam, Chennai, Tamil Nadu 600 034 (IN). EE, ES, Fl, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, 
(74) Agent: KUMAR, G. Arun et al.; K&S Partners Intellectual MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, 
SI, SK, SM, 
Property Attorneys, Door No. 15 (Old No. 3) Postal Colony 
(54) Title: SYSTEM FOR CONSTRUCTION OF COMPOSITE U SHAPED REINFORCED GIRDERS BRIDGE DECK AND 
METHODS THEREOF 
Fig.1 
(57) Abstract: A system of construction of composite U shaped Reinforced Concrete and Steel girders bridge deck and methods thereof 
enlare disclosed. The system consists of a plurality of steel main girders with unsymmetrical top flange plurality of cross girders being 
connected above bottom flange of main girders and U shaped RCC girder comprising of concrete flange above main girder, web and 
deck slab above cross girder. Inspection path / crash barrier provided for Rail/Road. System is adoptable upto 3 Tracks/ four lane Road.  
In Cast in situ construction, main girders are placed over supports. Cross girders are connected and concreted. In precast construction, 
main girder with top slab is precast and placed over supports. Two or more cross girders with precast slab are connected to web of 
main girder. Concrete web portion is cast in situ.
W O 20 18/193483 A|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| 
TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, 
KM, ML, MR, NE, SN, TD, TG).  
Declarations under Rule 4.17: 
- as to the identity of the inventor (Rule 4.17(i)) 
- as to applicant's entitlement to applyfor and be granted a 
patent (Rule 4.17(ii)) 
- as to the applicant's entitlement to claim the priority of the 
earlier application (Rule 4.17(iii)) 
Published: 
- with international search report (Art. 21(3)) 
- before the expiration of the time limit for amending the 
claims and to be republished in the event of receipt of 
amendments (Rule 48.2(h)) 
- upon request of the applicant, before the expiration of the 
time limit referred to in Article 21(2)(a) 
- in black and white; the international application as filed 
contained color or greyscale and is availablefor download 
from PA TENTSCOPE