The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 13, 1996
Filed:
Mar. 14, 1995
Applicant:
Inventors:
Kathleen H Frizell, Arvada, CO (US);
Brent W Mefford, Lakewood, CO (US);
Tracy B Vermeyen, Denver, CO (US);
Douglas I Morris, Woodside, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E02B / ;
U.S. Cl.
CPC ...
405 16 ; 405 21 ;
Abstract
A dam spillway system for embankment dam overtopping protection comprising a layer of free-draining, angular, gravel filter material, a plurality of rows of overlapping, tapered, concrete blocks assembled over the filter material in shingle-fashion, from the toe of the dam, up the slope to the top of the dam, and a plurality of fixed concrete toe blocks located at the toe of the dam, usually beneath the tailwater, and supporting each of the rows of concrete blocks.