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7571577 |
Blast protective barrier system
A blast protective barrier system, termed a blast wall, providing a security perimeter or boundary at and above a ground level definable in terms of an x, y, z coordinate system, includes several...
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7555800 |
Composite deck system
A composite a deck system having a deck component and a concrete component. The deck component of the present invention includes deck sections, each having a longitudinally-extending rib with...
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7524136 |
Method and composition for enhancing the insulating properties of a trafficked surface
A method and composition of matter used to reduce icing of roads, bridges, and overpasses where the wearing course of the paved structure contains expanded plastic polymer. The expanded plastic...
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7484259 |
Large resisting distortion and modularized comb-type bridge expansion joint
A large resisting distortion and modularized comb-type bridge expansion joint, comprises at least two modules located parallel in the direction of a bridge's width, and each module includes a fixed...
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7475446 |
Bridge system using prefabricated deck units with external tensioned structural elements
A bridge system comprised of prefabricated deck units spaced along longitudinal load-carrying members. Tensioned structural elements are external to a plurality of the prefabricated deck units and...
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7469439 |
Floor slab bridge structure
A floor slab bridge structure is capable of enhancing the strength with which bridge girders and concrete bridge piers are rigidly joined so as to effectively suppress expansion and contraction,...
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7418804 |
Floor structure
A floor structure comprises a plurality of steel beams 4 arranged in parallel, each steel beam 4 including a web, an upper flange disposed at an upper end of the web, and a lower flange...
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7395570 |
Expansion joint system for accommodation of large movement in multiple directions
An expansion joint system which is provided to accommodate forces applied to highway construction during normal changes in ambient conditions, and which is also designed to withstand seismic forces...
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7389555 |
Large resisting distortion comb-type bridge expansion joint
A large resisting distortion combo-type bridge expansion device, comprises fixed comb plate 2 and moveable comb plate 1 which are respectively disposed on the girder 10 where at the two sides...
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7371030 |
Flexible road surfaces
A construct from which a flexing road surface may be produced. A flexing road surface provided in accordance with the invention enables a vehicle to pass over the road surface relatively smoothly,...
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7367075 |
Girder bridge protection device using sacrifice member
A girder bridge protection device. The girder protection device includes a sacrifice member having girders installed on an upper surface of a bridge seat of an abutment or pier to support a bridge...
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7354219 |
Multi-seal waterproof expansion joint for roadways
A multi-seal waterproof expansion joint for roadways includes an L-shaped load-bearing member mounted to each end of adjacent roadway sections. The lower surface of the horizontal leg of each...
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7334963 |
Concrete slab joint stabilizing system and apparatus
A joint stabilizing apparatus having an expandable cylindrical housing is inserted into a circular hole drilled at a “loose joint” of a concrete slab that is to be stabilized against relative...
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RE40064 |
Structure of floor slab bridge
A construction of a floor slab bridge includes a plurality of columnar H-shaped steels each disposed between adjacent bridge legs and arranged in side-by-side relation with an end face of a lower...
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7296317 |
Box beam bridge and method of construction
An improved box beam bridge and a method of construction are disclosed. The box beam bridge comprises a plurality of box beams for each lane structure of the bridge. Each of these lane structures...
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7281287 |
Prop-type damping device
There is disclosed a prop-type damping device which effectively consumes energy of up-and-down vibration on a main girder of a bridge caused by earthquakes, winds, passing vehicles or the like to...
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7252454 |
Expansion joint system including damping means
An expansion joint system for roadway constructions is provided incorporating dampers that are designed to protect the roadway constructions from the effects of disturbances caused by seismic...
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7207079 |
Bridge deck panels, fabrication methods and use
Bridges decks or panels for bridge decks made of a metal-plastic-metal sandwich with the plastic bonded to the metal plates so as to transfer shear forces therebetween. The sandwich plates may be...
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7131161 |
Fiber reinforced polymer composite bridge deck of tubular profile having vertical snap-fit connection
A fiber reinforced polymer composite deck module is used to form a deck constructed by assembling the deck modules. The deck module comprising an upper plate having an upper extension at its one...
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7069614 |
Modular span multi-cell box girder bridge system
A bridge is constructed using simply structured, longitudinal, modular deck sections or cells that are fabricated in a shop and shipped to the jobsite for quick assembly and erection. Each section...
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7003837 |
Bridge construction system
A method of constructing a bridge including forming a concrete slab remote from the bridge, the slab having a side with at least one bolt hole therein, orienting the side of the concrete slab...
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7000279 |
Transit boarding platform panel
The present invention relates to a transit boarding platform panel for use along the edge of an existing transit platform adjacent a track. The panel comprises a molded base portion formed from a...
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6997640 |
Backer rod for expansion joints
A backer rod adapted for insertion into a construction joint having a polymeric foam body of closed-cell construction and a foraminous skin with both open and closed cells. The backer rod, when...
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6971795 |
Seismic isolation bearing
A seismic isolation bearing comprises a lower plate, an upper plate, and a cylindrical roller in rolling contact with an upwardly facing, bearing surface of the lower plate and a downwardly facing...
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6912751 |
Expansion joint system for accommodation of large movement in multiple directions
An expansion joint system which is provided to accommodate forces applied to highway construction during normal changes in ambient conditions, and which is also designed to withstand seismic forces...
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6904636 |
Deck-to-girder connections for precast or prefabricated bridge decks
A technique and apparatus for integrally connecting a precast or prefabricated deck to a girder. A connection structure and method for connecting a precast or prefabricated deck to a girder, makes...
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6895623 |
Pier system and method of construction
A a pier system having at least one shelf beam which has a side panel and a shelf member, the shelf member supporting a decking unit, and a method for constructing the pier system. The decking unit...
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6857156 |
Modular bridge structure construction and repair system
A modular structure construction and repair system for use in new bridge construction and old bridge repair. The invention comprises a plurality of prefabricated modules which have a plurality of...
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6825444 |
Heated bridge deck system and materials and method for constructing the same
A heated bridge deck ( 20 ) uses electrodes ( 24, 26 ) embedded within conductive concrete and connected to a power source to remove snow and ice accumulation. A cement-based mixture containing...
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6742211 |
Bridge construction
This application discloses a novel bridge construction for use in affording vehicle and pedestrian traffic over small streams and wetlands. The construction utilizes standardized sizes of pier...
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6722088 |
Elevated bridge infrastructure and design method for designing the same
In order to design an infrastructure of an elevated bridge, first a target ductility factor μd and target natural period T d for the infrastructure are set in connection with an assumed...
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6708362 |
Load bearing concrete panel construction
Prior art supported, load bearing concrete panels having flexural reinforcing materials within the top and bottom halves, are over-designed, and experience increased deterioration and increased...
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6668412 |
Continuous prestressed concrete bridge deck subpanel system
A prestressed concrete panel for a bridge construction includes a first section having at least one tension member extending therethrough. A second section of the panel is spaced from the first...
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6666618 |
System and method for sealing roadway joints
A system for sealing joints in roadways wherein nose plates are attached to each side of the joint to form a gap between the nose plates. A lower seal element is located in the gap between the nose...
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6659686 |
Precast modular intermodal concrete shapes and methods of installation to form shoreline stabilization, marine and terrestrial structures
Novel precast concrete boxes are disclosed which can be assembled together and/or with structural shapes disclosed in U.S. Pat. No. 5,697,736 to form waterfront structures such as seawalls,...
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6609265 |
Seismic proof articulating bridge deck expansion joint
A bridge expansion joint assembly includes at least a first expansion module and a second expansion module on opposing bridge structures. The first expansion module includes a first hinge pivotally...
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6591567 |
Lightweight fiber reinforced polymer composite modular panel
A modular fiber reinforced polymer (FRP) module that interlocks with other similarly designed modules. Specifically, each FRP module has a female, receiver, end and a male, inserter, end such that...
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6588160 |
Composite structural member with pre-compression assembly
A composite structural member with pre-compression assembly. The apparatus comprises a plurality of longitudinally extending composite units. Each composite unit comprises a plurality of...
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6578343 |
Reinforced concrete deck structure for bridges and method of making same
A reinforced concrete deck structure particularly adaptable for bridge spans is made up of superimposed layers of concrete with a corrugated metal pan therebetween along with a plurality of...
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6574818 |
Provisional bridge of prefabricated elements
A metal bridge includes at least two longitudinal girders connected by a plurality of transversal spacers and on which rests a platform. Each longitudinal girder is built by butt-jointing a number...
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6561728 |
Method for producing a road joint, and joint obtained by the method
The joint is installed between two sections of roadway respectively supported by two contiguous structural elements. A driving surface is formed by a surface covering applied on top of the elements...
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6499170 |
Seismic load transmitting system based on impact mechanism for multi-span continuous bridges
Disclosed is a seismic load transmitting system based on impact mechanism for a multi-span continuous bridge. There are impact assemblies connected to a superstructure of the bridge for colliding...
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6491473 |
Precast modular concrete shapes and methods of installation to form shoreline stabilization, marine and terrestrial structures
Novel precast concrete boxes are disclosed which can be assembled together and/or with structural shapes disclosed in U.S. Pat. No. 5,697,736 to form waterfront structures such as seawalls,...
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6467118 |
Modular polymeric matrix composite load bearing deck structure
A load bearing deck structure is made from at least one sandwich panel formed of a ploymer matrix composite material. The sandwich panel comprises a plurality of substantially hollow, elongated...
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6460214 |
Vibration resistive instant responding roadway or bridge expansion joint and construction method of the same
A vibration resistant expansion joint is provided. The expansion joint includes a sustaining pedestal ( 1 ) which is formed from two L-shaped members ( 111 and 112 ). A plurality of shim...
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6460213 |
Precast concrete structure having light weight encapsulated cores
A precast concrete bridge system containing one or more sections wherein each section includes a horizontally disposed, load-bearing span that is integrally cast with a pair of vertical side walls....
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6453495 |
Clamping device for deck panels with support saddles
A clamping device for use with or without a support saddle includes upper and lower filler bars adapted to extend along the upper and lower surfaces of a tongue like connecting member on an...
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6427395 |
Elongated covering member of extruded plastic suitable for flooring, decking, seating, and like uses
An elongated member suitable for flooring, decking, or seating, having a top plate formed as an extrusion of plastic material, wherein the top plate includes ribs constituted by protruding parts of...
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6418583 |
Deck
A deck comprises a plurality of elongate members ( 11 ), such as aluminum extrusions, which each comprise a top flange ( 12 ) and a bottom flange ( 13 ) interconnected by a web ( 14 ) and which are...
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6412982 |
High ground pressure elastic support
There is provided an elastomeric bearing installed at an upper girder of a bridge or between upper and lower parts of a building, for supporting a load in a stable manner. The elastomeric bearing...
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