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| Number | Title | Issue Date |
| 7921495 | Corner joint structure for bridge pier and method of producing the same An end face (20) of one (10a) of two adjacent thick steel plates (10a, 10b) intended to construct a corner joint of a bridge column is formed into a beveled end face (22). Laser beam welding is applied to a roo... | 04/12/2011 |
| 7191528 | Column placement template A template system and column placement method which facilitates the placement of a column resulting in enhanced placement efficiencies for large scale column construction projects. In a preferred aspect of the present invention, a template for column placement can i... | 03/20/2007 |
| 7055251 | Column placement template A template system and column placement method which facilitates the placement of a column resulting in enhanced placement efficiencies for large scale column construction projects. In a preferred aspect of the present invention, a template for column placement can i... | 06/06/2006 |
| 5940917 | Adjustable metal haunch form for bridge building The subject matter relates to adjustable metal haunches for use in bridge building which haunches are poured at grade level atop the stem wall at the same time as the stem wall is poured.... | 08/24/1999 |
| 5771518 | Precast concrete bridge structure and associated rapid assembly methods A pier and beam bridge structure is formed essentially entirely from steel reinforced, precast concrete elements including elongated, hollow tubular pier members, pier collars, pier base and cap beams, deck beams, deck slabs and side railing members. In f... | 06/30/1998 |
| 5765248 | Shore Disclosed is a shore which has a durability with respect to loads not only in a longitudinal direction and a lateral direction but also in a lengthwise direction, and which can be automatically folded without requiring extra work. The shore comprising a p... | 06/16/1998 |
| 5406663 | Method and a structure for quickly assembling road foundation and supports This invention relates to a method and structure for quickly assembling road foundation and support of this invention, comprising the following steps (1) first, selecting positions spaced from each other at an appropriate distance for placing the foundati... | 04/18/1995 |
| 5123777 | Construction elements To make a reinforced concrete bridge or culvert 10, flat reinforced concrete plates 14A, 14B serving as longitudinally extending side plates and concrete folded plates 18A, 18B serving as shell-like cross members extending from side plate to side plate ar... | 06/23/1992 |
| 4799279 | Method of constructing the approach and main spans of a cable stayed segmental bridge A method of constructing the approach and main spans of a cable stayed segmental bridge as the main span is constructed as a smooth continuation of the approach spans without the need for special equipment or different box girder deck sections. The approa... | 01/24/1989 |
| 4767238 | Method of accurately positioning a prefabricated structure on the sea bed or on a river bed by grounding, and a sea or a river construction obtained by said method A method consists in at least partially surrounding a prefabricated structure by means of a floating caisson while leaving a gap of several meters between the caisson and the structure. Then, when the floating assembly constituted by the caisson and the s... | 08/30/1988 |
| 4662019 | Method of erecting a cable stayed bridge A cable stayed bridge is constructed as having approach deck spans and at least one cable stayed deck bridge section assembled as a unit by employing the deck surfaces of the approach spans as in situ work surfaces for erecting equal deck lengths of the u... | 05/05/1987 |
| 4253780 | Method of positioning a flare support structure for a petroleum platform PCT No. PCT/FR78/00005 Sec. 371 Date Feb. 28, 1979 Sec. 102(e) Date Feb. 26, 1979 PCT Filed June 28, 1978 PCT Pub. No. WO79/00016 PCT Pub. Date Jan. 11, 1979 The invention relates to a method for positioning a support structure for installations outside a... | 03/03/1981 |
| 4143440 | Pin connection system for elevated causeways A pin connection system supporting a causeway section from a pipe piling prising an elongated body member adapted for insertion through a pair of diametrically opposed openings in the pipe piling. One end of the body member having a guide tip rigidly aff... | 03/13/1979 |
| 3950913 | Method and apparatus for constructing a suspension bridge tower Apparatus for constructing a block tower for a suspension bridge includes a working platform, means for raising and lowering the platform vertically along a pre-erected base of the tower, and a carriage movable horizontally on tracks on the working platfo... | 04/20/1976 |
| 3937165 | Construction of bridge decking and like structures The invention refers to an improvement in the construction of segmental spans such as bridges and similar structures by the method known as "step-by-step" consisting in mounting segments or modules in succession at the end of a cantilever span section alr... | 02/10/1976 |
