Refined prestressed concrete elements

(10) US 20220356703A1

(22) 25.07.2022

(43) 10.11.2022

(57) Disclosed invention comprises innovations in the fabrication process and the associated design methodology for producing refined prestressed concrete elements/components. The innovations disclosed are fabrication using multiple stages, the use of ultra high strength materials for only critical subcomponents, utilizing thinner sections made of ultra high strength materials, and a unique method of inducing and controlling camber. The embodiments of this invention enable the accelerated construction of concrete structures that are both durable and cost effective. This disclosure demonstrates the significant improvements to the prior art in the areas of durability, constructability, and cost reduction for prestressed concrete components. The embodiments pre-sented in this disclosure are for bridge superstructure applications.

(71) Advanced Bridge Construction Tchnologies, Inc., Fredericksburg, VA (US)

Related articles:

Issue 2016-08

(10) WO 2016/096592 Al (22) 10.12.2015 (43) 23.06.2016 (57) The present invention relates to an elongate prestressed element (10a) defining two opposite ends (13), produced in two filling materials...

Issue 2020-11

(10) WO 2020/075195 Al (22) 10.10.2019 (43) 16.04.2020 (57) A system and method for manufacturing composite prestressed concrete (PSC) beams using Basalt Fibre Reinforced Polymer (BFRP) bars as a...

Issue 2016-04

(10) WO 2016/015166 Al (22) 28. Juli 2015 (28.07.2015) (43) 4. Februar 2016 (04.02.2016) (71) AIRLIGHT ENERGY IP SA [CH/CH]; Via, lndustria IO, 67IO Biasca (CH). (84) Bestimmungsstaaten (soweit nicht...

Issue 2018-08

(10) US 2018/0179757 Al (22) 21.02.2018 (43) 28.06.2018 (57) The present invention concerns a reinforcing element for producing concrete components, a concrete component and corresponding production...

Issue 2021-04

(10) WO 2021/001597 A1 (22) 24.06.2020 (43) 07.01.2021 (57) The present invention relates to methods for producing construction elements which outermost surfaces are coated with coating elements (101,...