Use of recycled plastics for structural building forms

Details Use of recycled plastics for structural building forms Use of recycled plastics for structural building forms

2011-08-16

2011-08-16

Seidleck, James (Department: 1765)

Bridges

Bridge construction method

C014S073000, C014S073100, C014S074500, C014S075000, C014S077300, C523S204000, C523S207000, C052S223700, C524S023000, C428S098000, C428S119000, C254S109000, C254S109000, C254S109000, C254S109000, C254S241000

Reexamination Certificate

active

07996945

ABSTRACT:
Modular plastic structural composites having a web section disposed along a horizontal axis and at least one flange section disposed along a horizontal axis parallel thereto and integrally molded to engage the top or bottom surface of the web section, wherein said composite is formed from a mixture of (A) high density polyolefin and (B) a thermoplastic-coated fiber material, poly-styrene, or a combination thereof. Composites molded in the form of I-Beams and bridges constructed therefrom are also disclosed.

REFERENCES:
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patent: 6247651 (2001-06-01), Marinelli
Braestrup, “Footbridge Constructed from Glass-Fibre-Reinforced Profiles, Denmark”, Structural Engineering International, 9(4) 256-258 (Nov. 1999).

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